Search Results — 2000 specimen records retrieved (1563 records with coordinates)
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Results for search: County=LOS ANGELES; Source=All; Collector=Ross;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC101891  Juglans californica Tim Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): un-named canyon draining ENE toward Orange 335 Comment
  CAS-BOT-BC101904  Juglans californica Tim Ross; Steve Boyd 1990-5-29 2704 Los Angeles San Gabriel Mtns: Big Rock Creek; just upstream from the Gaging Station. Valyermo 7.5' USGS quadrangle 1235 Comment
  CAS-BOT-BC104852  Quercus wislizeni Timothy S. Ross; Steve Boyd 1995-6-28 8621 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC104853  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-5-10 7750 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  CAS-BOT-BC104856  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-9-20 8245 Los Angeles Liebre Mountains. Upper Bouquet Canyon: ca 2225 , WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  CAS-BOT-BC108064  Salix exigua Tim Ross; Orlando Mistretta 1993-5-26 7312 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. San Fernando 7.5' USGS quadrangle 1048 Comment
  CAS-BOT-BC110210  Chenopodium rubrum Timothy S. Ross; Steve Boyd 1994-9-21 8334 b Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountain and on the south side of West Oakdale Canyon Road, ca. 100 m west of the Cow Spring Canyon drainage. 1155 Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  CAS-BOT-BC110937  Scirpus microcarpus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8115 Los Angeles Tributary of Clearwater Canyon. 847 Comment
  CAS-BOT-BC111388  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-5-24 7840 Los Angeles Cottonwood Swamp, Confluence of San Francisquito Canyon stream 515 Comment
  CAS-BOT-BC116264  Delphinium parryi subsp. parryi Timothy S. Ross; Steve Boyd 1993-5-23 7266 Los Angeles Liebre Mountains, Steep northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak 877 Comment
  CAS-BOT-BC116265  Delphinium parryi subsp. parryi T. S. Ross; V. W. Steinmann 1995-5-8 8536 Los Angeles BOUQUET CANYON: along Bouquet Canyon Road near Bouquet Campground No. 3. USGS 7.5' Green Valley Quadrangle 743 Comment
  CAS-BOT-BC116392  Delphinium patens subsp. hepaticoideum T. Ross; Steve Boyd 1991-4-25 4611 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca. 1540 ft. elev.) 530 Comment
  CAS-BOT-BC127234  Agrostis exarata Timothy S. Ross; Steve Boyd 1994-6-23 8077 Los Angeles Liebre Mountains. Dogwood Spring. Seepy area situated in a northeasterly draw draining from Grass Mountain to upper Burns Canyon. 1264 Comment
  CAS-BOT-BC127585  Agropyron cristatum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritschs 1990-6-22 3764 Los Angeles San Gabriel Mountains. Pinyon Ridge. Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1950 Comment
  CAS-BOT-BC128918  Berberis aquifolium Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 2997 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon - San Gabriel Mountains 1280 Comment
  CAS-BOT-BC131157  Encelia actoni Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  CAS-BOT-BC131192  Encelia californica Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7423 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 173 Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CAS-BOT-BC132353  Calochortus clavatus Timothy S. Ross; Steve Boyd 1994-5-25 7952 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit 1075 Comment
  CAS-BOT-BC133177  Adenostoma fasciculatum Timothy S. Ross; J. Mark Porter 1995-5-4 8423 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road; Liebre Mountains 585 Comment
  CAS-BOT-BC133179  Adenostoma fasciculatum Timothy S. Ross; Steve Boyd 1994-5-25 7932 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit; from ca 600-800 m WSW of summit; Liebre Mountains 1075 Comment
  CAS-BOT-BC135514  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1990-5-17 2563 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and bout 2 (air) miles E of Mt. Gleason summit - San Gabriel Mountains 1767 Comment
  CAS-BOT-BC137666  Aristida adscensionis Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8597 Los Angeles San Clemente Island. Head of Chenetti Canyon on the west prong of the trident formed at the top of the longest tributary. 1330 feet SSE of Rest triangulation point. 361 Comment
  CAS-BOT-BC141298  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-20 8221 Los Angeles Upper Bee Canyon: draiange on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road. Liebre Mountains 740 Comment
  CAS-BOT-BC147472  Rosa californica Timothy S. Ross; Steve Boyd 1994-9-20 8272 Los Angeles Lower Spunky Canyon: this stretch draining SSE exiting into Bouquet Reservoir 950 Comment
  CAS-BOT-BC148918  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-24 7857 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain. North slopes draining toward Elizabeth Lake. South slopes toward Green Valley. 1389 Comment
  CAS-BOT-BC149416  Bromus berteroanus Timothy S. Ross 1991-4-28 4761 Los Angeles Adobe Mountain. Southwesterly extension of the mountain. 975 Comment
  CAS-BOT-BC152976  Diplacus constrictus Timothy S. Ross; Steve Boyd 1994-5-25 7916 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1164 Comment
  CAS-BOT-BC154723  Solanum umbelliferum T. S. Ross; D. Banks 1994-4-13 7552 Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir 919 Comment
  CAS-BOT-BC154776  Prunus virginiana var. demissa Timothy S. Ross; Steve Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon 1325 Comment
  CAS-BOT-BC155394  Bromus hordeaceus Timothy S. Ross; Darin Banks 1994-4-12 7458 Los Angeles Liebre Mountains. San Francisquito Canyon. Dike-like ridge with crest descending toward the road in a northwest direction. Ca. 220 m southwest of where Drinkwater Canyon joins S. Fr. Canyon. 512 Comment
  CAS-BOT-BC156119  Bromus diandrus Timothy S. Ross; Victor W. Steinmann 1995-5-8 8574 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  CAS-BOT-BC156795  Solanum umbelliferum T. S. Ross 1995-4-7 8370 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 945 Comment
  CAS-BOT-BC156799  Solanum umbelliferum T. S. Ross; S. D. Steinmann 1995-5-8 8534 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon 609 Comment
  CAS-BOT-BC158664  Purshia tridentata var. glandulosa Timothy S. Ross; Steve Boyd 1990-5-29 2683 Los Angeles SE edge of Balyermo, along NE side of Valyermo Rd. from ca 3730-3750, then S of the road - San Gabriel Mountains 1149 Comment
  CAS-BOT-BC158822  Rubus ursinus Timothy S. Ross 1994-4-28 7567 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Moutnain - Liebre Mountains 515 Comment
  CAS-BOT-BC162730  Eremothera boothii subsp. decorticans Timothy S. Ross 1995-4-26 8389 Los Angeles NE side of the junction of Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) and 8N01 in the canyon bottom - Liebre Gulch 995 Comment
  CAS-BOT-BC163697  Clarkia purpurea subsp. quadrivulnera Timothy S. Ross; Steve Boyd 1994-5-24 7861 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC16441  Barbarea orthoceras Timothy S. Ross 1994-4-28 7565 Los Angeles Liebre Mountains. Cottonwood Swamp. 515 Comment
  CAS-BOT-BC166186  Epilobium canum subsp. canum Timothy S. Ross; Steve Boyd 1994-9-20 8244 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  CAS-BOT-BC167057  Oenothera californica Timothy S. Ross; Steve Boyd 1994-5-4 7617 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC167626  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC167628  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-11 7803 Los Angeles Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground 1621 Comment
  CAS-BOT-BC167955  Rhus ovata Tim Ross; Steve Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  CAS-BOT-BC172256  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1994-5-24 7869 Los Angeles Lower NE slope of Grass Mountain, Northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon, Liebre Mountains 1158 Comment
  CAS-BOT-BC172258  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1990-5-15 2520 Los Angeles Live Oak Campground, Tujunga Range District, Angeles National Forest, at the confluence of Sand Canyon and Bear Canyon (draining to the Santa Clara River about 3.5 miles north), San Gabriel Mountains 670 Comment
  CAS-BOT-BC172439  Clarkia bottae Tim Ross; Steve Boyd 1988-4-28 2230 Los Angeles West end of San Gabriel Mtns., Sand Canyon E of Saugus, in small side canyon, Angeles National Forest 792 Comment
  CAS-BOT-BC172765  Camissonia bistorta Timothy S. Ross; Steve Boyd 1994-5-4 7618 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC172769  Plagiobothrys arizonicus Timothy S. Ross; Steve Boyd 1994-5-4 7632 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC173167  Lotus strigosus Timothy S. Ross; Steve Boyd 1994-5-4 7622 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC173169  Minuartia douglasii Tim Ross 1992-5-8 6293 Los Angeles San Gabriel Mtns: San Antonio Canyon; upper N side of Hog Back 1182 Comment
  CAS-BOT-BC173174  Lessingia lemmonii var. peirsonii Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8126 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC174382  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8123 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC174386  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd 1994-6-23 8068 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  CAS-BOT-BC174632  Microseris douglasii subsp. platycarpha Tim Ross 1993-4-22 6868 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak 448 Comment
  CAS-BOT-BC174666  Verbena lasiostachys var. scabrida Timothy S. Ross; Steve Boyd 1994-7-7 8151 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  CAS-BOT-BC174668  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC175028  Asclepias fascicularis Timothy S. Ross; Steve Boyd 1994-7-7 8158 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  CAS-BOT-BC175101  Silene verecunda Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon: ca 120 NNW of Icy Springs, around a stone building that has been gutted by fire ( the Webber Cabin) 1731 Comment
  CAS-BOT-BC175268  Bromus hordeaceus Tim Ross; Steve Boyd 1993-5-23 7234 Los Angeles NW Los Angeles Co.; Lower easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  CAS-BOT-BC175838  Crossosoma californicum Tim Ross 1993-4-22 6881 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000 m ESE of Cactus Peak summit 446 Comment
  CAS-BOT-BC17655  Carex alma Tim Ross; Steve Boyd 1991-4-25 4597 Los Angeles San Gabriel Mountains.. 557 Comment
  CAS-BOT-BC17676  Carex alma Timothy S. Ross; Steve Boyd 1990-6-1 2758 Los Angeles San Gabriel Mountains. Moody Canyon: drainage northward from Messenger Flats and Mt. Gleason. Along Moody Canyon Stream. 1341 Comment
  CAS-BOT-BC17680  Carex alma Timothy S. Ross; J. Mark Porter 1995-5-4 8486 Los Angeles Liebre Mountains. Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. 682 Comment
  CAS-BOT-BC176843  Salsola australis Timothy S. Ross; Steve Boyd 1994-9-20 8223 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  CAS-BOT-BC177170  Bromus rubens Timothy S. Ross; Steve Boyd 1994-5-4 7634 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass mtn summit 1075 Comment
  CAS-BOT-BC183849  Plagiobothrys acanthocarpus Tim Ross 1993-4-22 6895 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 1200 m ESE of Cactus Peak summit; SE slope of 1528-foot peak, not far below its summit 455 Comment
  CAS-BOT-BC183852  Pellaea mucronata var. mucronata Tim Ross 1993-4-22 6875 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak 419 Comment
  CAS-BOT-BC183856  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd 1994-5-10 7759 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  CAS-BOT-BC186152  Ribes roezlii var. roezlii Tim Ross 1990-8-17 3170 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  CAS-BOT-BC186347  Garrya flavescens Timothy S. Ross; Steve Boyd 1994-7-7 8147 Los Angeles Liebre Mountains: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345-ft) 1438 Comment
  CAS-BOT-BC188967  Eriodictyon parryi Tim Ross; Steve Boyd 1992-7-5 6610 Los Angeles Warm Springs Mountain, Red Mountain, Liebre Mountains 1217 Comment
  CAS-BOT-BC189185  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1994-7-7 8166 Los Angeles S base of Liebre Mountain, just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon 1018 Comment
  CAS-BOT-BC189397  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-25 7881 Los Angeles Liebre Mountains. W Summit of Liebre Mountain 1708 Comment
  CAS-BOT-BC190263  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier Hills (local name for western extremity of the Puente Hills). Head of Turnbull Canyon, about 80 m southwest of the intersection Skyline Drive with Turnbull Canyon Road. 349 Comment
  CAS-BOT-BC199076  Rhus aromatica Timothy S. Ross; Steve Boyd 1993-5-23 7276 Los Angeles Clearwater Canyon, ca 170-230 m WSW of Plum Spring, Green Valley 7.5' USGS quad. - Liebre Mountains 777 Comment
  CAS-BOT-BC199953  Vulpia microstachys var. ciliata Timothy S. Ross 1995-4-26 8391 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; 1740 feet W of Sandberg BM (4164 ft.) 1208 Comment
  CAS-BOT-BC202249  Parkinsonia aculeata Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3405 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  CAS-BOT-BC204361  Elymus trachycaulus subsp. trachycaulus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3003 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon 1280 Comment
  CAS-BOT-BC205408  Lupinus excubitus var. austromontanus Timothy S. Ross 1995-4-26 8381 Los Angeles Liebre Mountains. West end of Liebre Mountain along Forest Service Road 7N23 ca 1.0 road-mile NE of its junction with the Old Ridge Route; ca 4080 ft SSW of Sandberg Triangulation Point (5345 ft.) 1362 Comment
  CAS-BOT-BC206220  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  CAS-BOT-BC206355  Malacothamnus fremontii Tim Ross; Steve Boyd 1994-5-25 7927 Los Angeles Hanging Basin ca 470 - 830 m W of Warm Springs Mtn summit, these collections from ca 600-800 m WSW of summit, Necktie Basin - Liebre Mountains 1075 Comment
  CAS-BOT-BC206370  Malacothamnus fremontii Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3702 Los Angeles Eastern half of the ridge, directly N of Fenner Canyon, Pinyon Ridge - San Gabriel Mountains 1990 Comment
  CAS-BOT-BC206371  Malacothamnus fremontii Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3733 Los Angeles Western half of the ridge, between upper Litle Rock Creek and the San Andreas Rift Zone, Pinyon Ridge - San Gabriel Mountains 1950 Comment
  CAS-BOT-BC207167  Ricinus communis Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7443 Los Angeles Rancho Palos Verdes, narrow, eroded canyon through southerly coastal bluffs, ca 2750 m SE of Inspiration Point and 2680 m WNW of Whites Point, San Pedro 7.5' USGS, Palos Verdes Peninsula 7 Comment
  CAS-BOT-BC207374  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  CAS-BOT-BC210905  Achnatherum parishii subsp. depauperatum Timothy S. Ross; J. Mark Porter 1995-5-4 8421 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC211005  Fraxinus velutina Timothy S. Ross; Steve Boyd 1995-6-28 8636 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC211464  Elaeagnus angustifolia Timothy S. Ross; Steve Boyd 1990-6-18 3496 Los Angeles Roadside ca. 900 m ESE from Jackson Lake, just on the W side of upper Mescal Creek drainage, Big Pines Highway, San Gabriel Mountains 1877 Comment
  CAS-BOT-BC212396  Fremontodendron californicum Timothy S. Ross; Steve Boyd 1990-6-18 3503 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  CAS-BOT-BC213457  Acmispon argophyllus var. argophyllus Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2917 Los Angeles Ridge and slopes descending +- ENE from Thorn (Triangulation Point 5499 ft.) toward Big Tujunga Creek, about 0.6 - 1.6 airmiles ENE of Barley Flats, Upper Big Tujunga Canyon, San Gabriel Mountains 1554 Comment
  CAS-BOT-BC213459  Acmispon argophyllus var. argophyllus Timothy S. Ross; Steve Boyd; Peter Fritsch; Orlando Mistretta 1990-6-25 3813 Los Angeles Ridgetop to the SW of Crystal Lake, ridge descenting SSW from Mt. Islip, San Gabriel Mountains 1865 Comment
  CAS-BOT-BC214316  Salvia dorrii var. pilosa Timothy S. Ross 1991-4-27 4647 Los Angeles Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +- S to SSW), ca 0.25 - 0.3 miles W of the county line, Mojae Desert 1203 Comment
  CAS-BOT-BC214356  Trichostema parishii Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2947 Los Angeles Ridge and slopes descending +-ENE from Thorn (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6 - 1.6 air-miles ENE of Barley Flats), Upper Big Tujunga Canyon, San Gabriel Mountains 1554 Comment
  CAS-BOT-BC215910  Calystegia peirsonii Timothy S. Ross; J. Mark Porter 1995-5-4 8447 Los Angeles Ca 1.9 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 585 Comment
  CAS-BOT-BC215915  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-25 7949 Los Angeles Hanging basin ca 470-830 m W of Warm Springs Mtn. Summit. The collections from ca 600-800 m WSW of summit, Necktie Basin, Liebre Mountains 1075 Comment
  CAS-BOT-BC216535  Lupinus excubitus var. johnstonii Timothy S. Ross; et al 1990-6-25 3832 Los Angeles Ridgetop W of Crystal Lake (ridge descending SSW from Mount Islip): Crystal Lake USGS 7.5' 2036 Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  CAS-BOT-BC21687  Achillea millefolium Timothy S. Ross 1992-5-24 6415 Los Angeles San Gabriel Mountains. Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabrield Dam). 475 Comment
  CAS-BOT-BC219295  Ribes nevadense Tim Ross 1990-8-17 3168 Los Angeles San Gabriel Mountains, S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine, Mount San Antonio 2121 Comment
  CAS-BOT-BC221630  Bromus carinatus Timothy S. Ross 1994-5-31 7962 Los Angeles San Gabriel Mountains. Pacifico Mountain: W slope, ca 315 m WSW of the 7124-ft summit 2109 Comment
  CAS-BOT-BC221642  Achnatherum occidentale subsp. occidentale Timothy S. Ross; Darin Banks 1994-6-21 7991 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2415 m NW of Pac. Mtn's 7124-foot summit 1905 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  CAS-BOT-BC223891  Cistus incanus Timothy S. Ross; Steve Boyd 1990-5-15 2526 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  CAS-BOT-BC224754  Calystegia malacophylla subsp. pedicellata Timothy S. Ross; Victor W Steinmann 1995-5-8 8545 Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  CAS-BOT-BC226635  Eremogone macradenia Timothy S. Ross; Darin Banks 1994-6-21 7990 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2325 m NW of Pac. Mtn's 7124-foot summit 1923 Comment
  CAS-BOT-BC226805  Triodanis biflora Tim Ross; Janet Takara; Stacey Otte 1993-4-25 6969 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  CAS-BOT-BC227081  Penstemon grinnellii var. scrophularioides Timothy S. Ross; Steve Boyd 1994-5-10 7751 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  CAS-BOT-BC227162  Carex alma Timothy S. Ross; Steve Boyd 1994-5-10 7735 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  CAS-BOT-BC228568  Fraxinus dipetala Timothy S. Ross; Steve Boyd 1994-5-10 7714 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  CAS-BOT-BC229938  Salvia mellifera Timothy S. Ross; Darin Banks 1994-4-12 7503 Los Angeles Liebre Mountains. San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 670 Comment
  CAS-BOT-BC23064  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1992-7-5 6619 Los Angeles Liebre Mountains, Red Mountain: Warm Springs Mountain 7.5' USGS quadrangle 1217 Comment
  CAS-BOT-BC231560  Nicotiana glauca Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7420 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 173 Comment
  CAS-BOT-BC231561  Nicotiana glauca Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8099 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  CAS-BOT-BC233295  Salvia mellifera Tim Ross 1993-4-22 6893 Los Angeles SW part of the island in the vicinity of Cactus Peak, southerly coastal slope 1320 m SE of Cactus Peak summit, Santa Catalina South USGS 7.5' quad, Santa Catalina Island 350 Comment
  CAS-BOT-BC237498  Polypogon viridis Timothy S. Ross; Steve Boyd 1994-5-24 7842 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the SE slopes of Red Mountain, dissected by San Francisquito Canyon Road 515 Comment
  CAS-BOT-BC238334  Keckiella ternata var. septentrionalis Timothy S. Ross; Steve Boyd 1990-6-4 2793 Los Angeles San Gabriel Mountains. Lower Moody Canyon: Moody Truck Road, 0.1 mi N of junction with powerline road 1048 Comment
  CAS-BOT-BC240750  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-5-25 7944 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  CAS-BOT-BC240751  Lonicera interrupta Timothy S. Ross; J. Mark Porter 1995-5-4 8445 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC241904  Eriogonum cinereum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  CAS-BOT-BC242749  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  CAS-BOT-BC243702  Myoporum laetum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7412 Los Angeles Rancho Palos Verdes, un-named horsesho-shaped canyon to the NE of upper Forrestal Drive, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 167 Comment
  CAS-BOT-BC246107  Keckiella ternata var. ternata Tim Ross 1992-7-17 6728 Los Angeles Summit of Condor Peak, Condor Peak 7.5' USGS quadrangle, San Gabriel Mtns. 1659 Comment
  CAS-BOT-BC250101  Eriogonum fasciculatum var. polifolium Tim Ross; Steve Boyd 1992-7-5 6605 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  CAS-BOT-BC251007  Piptatherum miliaceum Tim Ross; Orlando Mistretta 1993-5-27 7343 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon, along the riparian strip 621 Comment
  CAS-BOT-BC253056  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-6-23 8045 Los Angeles 5514-ft summit and immediately adjacent slopes, Sawmill Mountain, Liebre Mountains 1680 Comment
  CAS-BOT-BC253258  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd 1994-9-20 8228 Los Angeles Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road, Liebre Mountains 902 Comment
  CAS-BOT-BC254899  Poa bulbosa Timothy S. Ross; Steve Boyd 1992-4-25 3493 s Los Angeles San Gabriel Mountains: Camp Verdugo Pines Comment
  CAS-BOT-BC256297  Eriogonum covilleanum Timothy S. Ross; Steve Boyd 1994-9-21 8282 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, Liebre Mountains 1708 Comment
  CAS-BOT-BC258230  Eriogonum pusillum Timothy S. Ross; J. Mark Porter 1994-5-1 7585 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC258523  Eriogonum nudum var. westonii Timothy S. Ross; Steve Boyd 1994-9-20 8242 Los Angeles Liebre Mountains. Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  CAS-BOT-BC259800  Nassella cernua Timothy S. Ross 1995-4-7 8364 Los Angeles Liebre Mountains. Old Ridge Route: 1.4 miles NNW of its intersection with Templin Highway, headwaters of Canton Canyon 902 Comment
  CAS-BOT-BC259801  Nassella cernua Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on main E-W ridgetop ca. 615 m E of Granite Triangulation Point and 620 m WNW of Oak Traing. Pt. 487 Comment
  CAS-BOT-BC259909  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles Liebre Mountains. Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, S-facing draw between the road and a low ridge to the E 630 Comment
  CAS-BOT-BC262854  Eriogonum thurberi Timothy S. Ross; Steve Boyd 1990-5-15 2527 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 1021 Comment
  CAS-BOT-BC263353  Muhlenbergia appressa Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8598 Los Angeles Head of Chenetti Canyon on the W prong of the trident formed at the top of the longest tributary, 1330 ft. SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' Quad., San Clemente Island 361 Comment
  CAS-BOT-BC264876  Eriogonum viridescens Timothy S. Ross; Steve Boyd 1990-6-18 3502 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  CAS-BOT-BC267610  Eriogonum saxatile Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3376 Los Angeles Along stream and immediately adjacent flats and slopes, ca 130 m N to 250 m NNW of Icy Springs, Big Rock Creek Canyon, San Gabriel Mountains 1732 Comment
  CAS-BOT-BC267611  Eriogonum saxatile Timothy S. Ross; Steve Boyd; Peter W. Fritsch; Orlando Mistretta 1990-6-25 3796 Los Angeles Low saddle between Crystal Lake and the depression to its SSW, San Gabriel Mountains 1716 Comment
  CAS-BOT-BC272927  Ambrosia salsola Timothy S. Ross; J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  CAS-BOT-BC273517  Hordeum vulgare Timothy S. Ross; Victor W Steinmann 1995-5-8 8547 Los Angeles Liebre Mountains. First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 920 Comment
  CAS-BOT-BC274180  Pappostipa speciosa Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3710 Los Angeles San Gabriel Mountains. Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  CAS-BOT-BC274181  Pappostipa speciosa Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3731 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  CAS-BOT-BC275320  Muhlenbergia microsperma Tim Ross; Orlando Mistretta 1993-5-27 7330 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 670 Comment
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  CAS-BOT-BC279724  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 a Los Angeles Liebre Mountains. Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  CAS-BOT-BC281507  Melica imperfecta Timothy S. Ross; Darin Banks 1994-4-12 7506 Los Angeles Liebre Mts. San Francisquito Canyon: westerly ridge descending from SW/NE trending ridge which divides S Fr Cyn from Dry Canyon, ca 480 m SE of where Drinkwater Canyon joins S Fr Cyn 670 Comment
  CAS-BOT-BC281509  Melica imperfecta Timothy S. Ross; Steve Boyd 1990-5-31 2730 Los Angeles San Gabriel Mts. Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  CAS-BOT-BC283716  Leymus condensatus Timothy S. Ross; Steve Boyd 1994-9-20 8243 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along S side of Bouquet Canyon Road 993 Comment
  CAS-BOT-BC285588  Cirsium occidentale var. occidentale Timothy S. Ross; J. Mark Porter 1995-5-4 8508 Los Angeles Liebre Mountains. Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road 609 Comment
  CAS-BOT-BC286117  Conyza canadensis Timothy S. Ross; Steve Boyd 1994-9-21 8325 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  CAS-BOT-BC287747  Coreopsis bigelovii Timothy S. Ross 1995-4-26 8376 Los Angeles Liebre Mts. Southwesterly slope of Liebre Mt along Forest Service Rd 7N23, ca 3900 ft SW of Sandberg Triangulation Point (5345 ft), overlooking a tributary of Liebre Gulch 1444 Comment
  CAS-BOT-BC29211  Acourtia microcephala Tim Ross; Steve Boyd 1994-6-22 8017 Los Angeles Warm SPrings Canyon, La Liebre Mtns, 0.5 road miles W of Lake Hugher Rd along Forest Service Rd 6N32 658 Comment
  CAS-BOT-BC293124  Ericameria pinifolia Tim Ross 1992-7-17 6723 Los Angeles San Gabriel Mtns: ca 300 m W of the summit of Condor Peak 1588 Comment
  CAS-BOT-BC296193  Erigeron foliosus var. foliosus Timothy S. Ross; Steve Boyd 1990-6-18 3500 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainage, Ball Flat, San Gabriel Mountains 1767 Comment
  CAS-BOT-BC296955  Eriophyllum wallacei Timothy S. Ross; J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC297965  Eriophyllum confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles San Gabriel Mts. Brown's Gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 475 Comment
  CAS-BOT-BC309435  Helenium puberulum Timothy S. Ross; Steve Boyd 1994-9-20 8271 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  CAS-BOT-BC310835  Heterotheca sessiliflora subsp. fastigiata Timothy S. Ross; Steve Boyd 1994-9-21 8287 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC311969  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-6-23 8042 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  CAS-BOT-BC312236  Euthamia occidentalis Timothy S. Ross; Steve Boyd 1994-9-20 8268 Los Angeles Lower Spunky Canyon, this stretch draining SSE exiting into Bouquet Reservoir, Liebre Mountains 950 Comment
  CAS-BOT-BC312602  Hulsea vestita subsp. gabrielensis Timothy S. Ross; Steve Boyd 1990-5-23 2608 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1798 Comment
  CAS-BOT-BC316960  Packera ionophylla Timothy S. Ross; S. Boyd; Peter Warren Fritsch 1990-6-11 3362 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs, around a stong building that has been 1731 Comment
  CAS-BOT-BC318205  Packera breweri T. Ross; S. Boyd 1993-5-23 7260 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m ssw of Plum Spring (in upper 908 Comment
  CAS-BOT-BC318856  Heterotheca grandiflora Timothy S. Ross; J. Mark Porter 1995-5-4 8465 Los Angeles Ca. 3.6 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 682 Comment
  CAS-BOT-BC32088  Carex multicaulis Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-25 3781 Los Angeles Natural depression SSW of Crystal Lake: Crystal Lake USGS 7.5' Quad. 1703 Comment
  CAS-BOT-BC326883  Xylorhiza tortifolia Timothy S. Ross 1991-4-27 4718 Los Angeles Rocky easterly and northeasterly lsopes, Black Butte 1091 Comment
  CAS-BOT-BC331568  Acer macrophyllum Tim Ross; Steve Boyd 1994-5-24 7866 Los Angeles Liebre Mountains, Lower NE slope of Grass Mountain, slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1158 Comment
  CAS-BOT-BC333119  Senecio flaccidus var. douglasii Timothy S. Ross; J. Mark Porter 1995-5-4 8424 Los Angeles Ca. 1.9 road miles NE of Bouquet Canyn Road, Texas Canyon, Liebre Mountains 585 Comment
  CAS-BOT-BC338109  Lasthenia californica Timothy S. Ross 1995-4-26 8393 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1208 Comment
  CAS-BOT-BC339271  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  CAS-BOT-BC339292  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd 1994-9-20 8233 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC340581  Lactuca serriola Timothy S. Ross; Steve Boyd 1994-9-21 8340 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  CAS-BOT-BC342190  Logfia filaginoides Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-25 6968 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  CAS-BOT-BC342191  Logfia filaginoides Timothy S. Ross; J. Mark Porter 1995-5-4 8448 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC345519  Malacothrix coulteri Timothy S. Ross 1991-4-27 4725 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1091 Comment
  CAS-BOT-BC362464  Rafinesquia californica Timothy S. Ross; J. Mark Porter 1995-5-4 8407 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  CAS-BOT-BC365650  Senecio flaccidus var. monoensis Timothy S. Ross; Steve Boyd 1994-9-20 8253 Los Angeles Liebre Mountains. Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  CAS-BOT-BC365651  Senecio flaccidus var. monoensis Timothy S. Ross; Steve Boyd 1994-9-20 8237 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC375358  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd 1994-9-21 8280 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC38144  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3827 Los Angeles San Gabriel Mountains. Ridgetop to the west of Crystal Lake (ridge descending SSW from Mount Islip). 2036 Comment
  CAS-BOT-BC389109  Silene laciniata subsp. californica Timothy S. Ross; Victor W Steinmann 1995-5-8 8541 Los Angeles Liebre Mountains. Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3 743 Comment
  CAS-BOT-BC397710  Stellaria nitens Tim Ross; Steve Boyd 1993-5-23 7228 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  CAS-BOT-BC401996  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-5-25 7887 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  CAS-BOT-BC402256  Dicentra chrysantha Tim Ross; Steve Boyd 1992-7-5 6615 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  CAS-BOT-BC403917  Parietaria hespera Tim Ross; Steve Boyd 1991-4-25 4610 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) 530 Comment
  CAS-BOT-BC40776  Erysimum capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain. Upper northerly slope of major flat topped ridge. 2048 Comment
  CAS-BOT-BC420336  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  CAS-BOT-BC421205  Pterostegia drymarioides Timothy S. Ross 1992-4-21 6232 Los Angeles San Gabriel Mountains. W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest 1072 Comment
  CAS-BOT-BC421207  Pterostegia drymarioides Tim Ross; Steve Boyd 1991-4-25 4570 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated betwen Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 865 Comment
  CAS-BOT-BC42170  Arctostaphylos patula Timothy S. Ross; Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn.: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  CAS-BOT-BC428117  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-11 7832 Los Angeles Liebre Mountains. Elizabeth Lake Canyon: dogleg bend in the canyon between the influxes of Warm Springs Canyon (from the W) and Ruby Canyon (from the E). 627 Comment
  CAS-BOT-BC435638  Lithophragma heterophyllum Timothy S. Ross 1992-5-24 6406 Los Angeles Lower Brown's Gulch: just W of San Gabriel Dam. 463 Comment
  CAS-BOT-BC438959  Cistanthe monosperma Tim Ross; Steve Boyd 1991-4-25 4586 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 731 Comment
  CAS-BOT-BC45778  Quercus Tim Ross 1993-4-22 6915 Los Angeles Santa Catalina Island, SW part of the island in Bullrush Canyon; along old dirt road (no longer maintained) 243 Comment
  CAS-BOT-BC46774  Arctostaphylos parryana Timothy S. Ross; Darin Banks 1994-6-21 7987 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the w., an upper tributary of Santiago 1923 Comment
  CAS-BOT-BC469356  Allium fimbriatum var. fimbriatum Timothy S. Ross; Steve Boyd 1993-5-23 7248 Los Angeles lower, easterly ridge of RED MTN, ca 700-840 m sE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  CAS-BOT-BC47983  Ailanthus altissima Tim Ross; Steve Boyd 1990-5-29 2697 Los Angeles San Gabriel Mtns: Big Rock Creek. Empted, gutted cabin on E side of riparian strip, 1235 Comment
  CAS-BOT-BC47985  Ailanthus altissima Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: on the NW side of Indian Hill Mesa (i.e., The Back 40). Ontario USGS 7.5' Quad; 417 Comment
  CAS-BOT-BC48166  Heuchera elegans Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3769 Los Angeles San Gabriel Mountains - Vicinity of Crystal Lake USGS 7.5' Quad. 1700 Comment
  CAS-BOT-BC48600  Ceanothus cordulatus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs 1731 Comment
  CAS-BOT-BC48756  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway 993 Comment
  CAS-BOT-BC48757  Ceanothus crassifolius Timothy S. Ross 1992-4-21 6227 Los Angeles W and SW of Horse Canyon Saddle: along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary 1072 Comment
  CAS-BOT-BC48878  Ceanothus cuneatus Timothy S. Ross; J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 585 Comment
  CAS-BOT-BC496758  Calochortus venustus Tim Ross; Steve Boyd 1993-5-23 7256 Los Angeles Saddle between Red Mtn's lone E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper clearwater Canyon). 908 Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 Comment
  CAS-BOT-BC502620  Orobanche bulbosa Timothy S. Ross; Steve Boyd 1994-5-11 7830 Los Angeles Liebre Mountains, Sawmill Mountain: central summit area, along Maxwell Truck Trail, ca 1370 m ESE of Upper Shake Campground 1405 Comment
  CAS-BOT-BC515103  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7819 Los Angeles Sawmill Mountain, W summit area ca 260-350m, SE of Sawmill Campground, Burnt Peak 7.5' USGS Quadrangle 1621 Comment
  CAS-BOT-BC52497  Ceanothus vestitus Timothy S. Ross; Steve Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lake Hughes 7.5' USGS Quadrangle 1383 Comment
  CAS-BOT-BC52539  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake: Crystal Lake USGS 7.5' Quad. 1700 Comment
  CAS-BOT-BC52555  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1990-6-1 2728 Los Angeles Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). Acton USGS 7.5' quad 1194 Comment
  CAS-BOT-BC53333  Frangula californica subsp. cuspidata Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3367 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire 1731 Comment
  CAS-BOT-BC53485  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC55992  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-4 7668 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1389 Comment
  CAS-BOT-BC60048  Lepidium virginicum var. menziesii Tim Ross; Steve Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower east Fork of the San Gabriel River). 469 Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  CAS-BOT-BC62564  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8303 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; 1623 Comment
  CAS-BOT-BC62568  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-5-8 8537 Los Angeles Bouquet canyon: along Bouquet Canyon Road near Bouquet Campground No. 3 743 Comment
  CAS-BOT-BC62570  Quercus chrysolepis Timothy S. Ross; Orlando Mistretta; Carolyn Neal 1994-7-1 8078 Los Angeles San Gabriel Mountains: sheep Camp Spring, 334 deg. and 520 m NNW of Pacifico Mtn Summit, at the headwaters of Santiago Canyon 1940 Comment
  CAS-BOT-BC63900  Sedum spathulifolium Timothy S. Ross 1994-5-11 7831 Los Angeles Elizabeth Lake Canyon. Dogleg bend in canyon between influxes of Warm Springs Canyon & Ruby Canyon. 627 Comment
  CAS-BOT-BC67938  Dryopteris arguta Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8110 Los Angeles Liebre Mountains - Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from 847 Comment
  CAS-BOT-BC68857  Aspidotis californica Timothy S. Ross 1992-5-24 6409 Los Angeles San Gabriel Mts. - Lower Brown's Gulch: just W of the San Gabriel Dam 464 Comment
  CAS-BOT-BC70021  Cheilanthes covillei Tim Ross 1992-7-17 6713 Los Angeles San Gabriel Mts: Condor Peak and immediate vicinity, Condor Peak 7.5' USGS quadrangle 1597 Comment
  CAS-BOT-BC71663  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1991-4-25 4581 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon 792 Comment
  CAS-BOT-BC71665  Pentagramma triangularis subsp. triangularis Timothy S. Ross; Steve Boyd 1994-5-4 7681 Los Angeles Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  CAS-BOT-BC71780  Pityrogramma triangularis var. viscosa Tim Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit 289 Comment
  CAS-BOT-BC72574  Pteridium aquilinum Timothy S. Ross; Steve Boyd 1995-6-28 8652 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  CAS-BOT-BC75089  Sisymbrium altissimum Tim Ross; Steve Boyd 1993-5-23 7290 Los Angeles Liebre Mountains. Lower, easterly ridge of Red Mountain. 975 Comment
  CAS-BOT-BC75233  Sisymbrium irio Timothy S. Ross; J. Mark Porter 1995-5-4 8467 Los Angeles Liebre Mountains. Texas Canyon. Ca. 3.6 road miles northeast of Bouquet Canyon Road. 682 Comment
  CAS-BOT-BC80996  Juniperus californica Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3391 Los Angeles LITTLE ROCK CREEK: Joshua Tree Campground on the SW side of Little Rock Reservoir; Pacifico Mountain 7.5' topo sheet 1002 Comment
  CAS-BOT-BC81966  Ephedra viridis Tim Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1950 Comment
  CAS-BOT-BC83099  Eschscholzia minutiflora Timothy S. Ross 1991-4-27 4669 Los Angeles Mojave Desert. Black Butte Basin Road. 2.75 miles and ca. 145 deg. southwest of Three Sisters (buttes). 1005 Comment
  CAS-BOT-BC84667  Anthemis cotula Timothy S. Ross; Annette H. Ross 1991-6-3 5555 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 335 Comment
  CAS-BOT-BC86897  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8315 Los Angeles Sandberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain. 7.5' USGS Quadrangle 1277 Comment
  CAS-BOT-BC88454  Thysanocarpus curvipes Timothy S. Ross; Steve Boyd 1994-5-11 7812 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  CAS-BOT-BC89170  Lepidium draba Timothy S. Ross 1992-4-21 6208 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon. 1328 Comment
  CAS-BOT-BC89311  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles Mojave Desert. Ca. 940 m due west of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. 941 Comment
  CAS-BOT-BC90353  Artemisia douglasiana Timothy S. Ross; Steve Boyd 1994-9-20 8261 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  CAS-BOT-BC91385  Clematis lasiantha Tim Ross; Steve Boyd 1992-7-5 6604 Los Angeles Liebre Mountains. Red Mountain. 1217 Comment
  CAS-BOT-BC91669  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-5-11 7802 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  CAS-BOT-BC94748  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mountain: upper W end of the mountain, along Forest Service Road 7N23, ca 370 m SSW of Sandberg Triangulation 1574 Comment
  CAS-BOT-BC94750  Quercus john-tuckeri Timothy S. Ross 1995-4-7 8369 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca 1840 m WNW of the confluence of Castaic 944 Comment
  CAS-BOT-BC98153  Baccharis salicifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula : Rancho Palo Verdes; un-named horeshoe-shaped canyon to the NE of upper Forrestal Drive; 173 Comment
  CAS-BOT-BC98155  Baccharis salicifolia Timothy S. Ross; Steve Boyd 1994-5-10 7706 Los Angeles Liebre Mountains, Saddle divide between East Fork Fish Canyon adn Warm Springs Canyon: vicinity, crossroads of 890 Comment
  CDA2176  Festuca arundinacea T. S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill, W Pomona. Comment
  CDA2303  Piptatherum miliaceum T. S. Ross, Annette Ross 1991-7-29 5708 Los Angeles Peninsular Ranges: Chino-Puente Hills region; Elephant Hill: N-most point of the Puente Hills, W Pomona; T1S R9W, W2/3 S/2 sect 26 (projected from sect 35) on San Dimas USGS 7.5' quad; ca 750-1165ft Elev. 790 ft. Comment
  CDA2305  Piptatherum miliaceum T. S. Ross, Peter Fritsch 1990-6-2 3595 Los Angeles San Gabriel Mountains; Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River Comment
  CDA31589  Bromus catharticus T. S. Ross, Annette Ross 1991-6-3 5546 Los Angeles Coastal Plains & Basins; San Bernardino Basin region; Elephant Hill : west Pomona. T1S R9W W2/3 S/2 section 26 (projected). Elev. ca. 900 ft. Near S base of hill. Comment
  CDA3991  Acacia cyclops T. S. Ross, J. M. Porter, Gary Allan, Vanessa E. T. M. Ashworth, D. L. Banks, M. Tommerup 1994-3-28 7425 Los Angeles Palos Verde Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the northeast of upper Forrestal Drive. Comment
  CDA5791  Nicotiana glauca T. S. Ross, Walter Appleby 1993-5-19 7179 Los Angeles Transverse Ranges; San Gabriel Mts region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. Comment
  CDA6603  Myoporum laetum T. S. Ross, J. M. Porter, G. Allan, Vanessa E. T. M. Ashworth, D. L. Banks, M. Tommerup 1994-3-28 7412 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes; un-named horseshoe-shaped canyon to the northeast of upper Forrestal Drive. Comment
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  JEPS17963  Penstemon heterophyllus var. australis George B. Rossbach 1955-6-20 492 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road); n of Mill Creek Summit 1219 Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  NY786813  Keckiella breviflora var. breviflora T. S. Ross 1990-6-28 3960 Los Angeles Liebre Mountain: southerly slopes to the south and southwest of the West Summit and ridge to its W. Liebre Mountain 7.5' USGS Quadrangle. 1389.9 Comment
  NY790235  Keckiella cordifolia T. S. Ross 1992-7-5 6606 Los Angeles RED MOUNTAIN: rocky summit area. Warm Springs Mountain 7.5' USGS quadrangle 1200.9 Comment
  NY790456  Keckiella ternata var. septentrionalis T. S. Ross 1990-6-4 2793 Los Angeles Lower Moody Canyon: Moody Truck Road, 0.1 mile north of junction with powerline road. Acton USGS 7.5' quad. 1048.5 Comment
  NY820404  Solanum xanti T. S. Ross 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn.; ca. 1250 m. WNW from the canyon's effluence into Elizabeth Lake Canyon 2190 Comment
  NY841903  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte. 3150 Comment
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Nov 10 2010
  POM578720  Cryptantha circumscissa T. S. Ross, J. M. Porter 1994-5-1 7569 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA0012818  Eucalyptus polyanthemos Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6964 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon, ca 545 m W of Johnsons Landing, at an old Boy Scout camp. 18 Comment
  RSA0016260  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3902 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA0016270  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4811 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA0019719  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4842 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  RSA0039179  Thysanocarpus desertorum Timothy S. Ross 1991-4-27 4641 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA0059510  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1994-5-25 7898 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA0060135  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1994-5-10 7749 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  RSA0062913  Pentagramma triangularis T. S. Ross, Gery Allen, Mark Elvin, Jennifer Stone 1995-5-19 8582 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1070 ft NNE of the 1135-ft triangulation point. 243 Comment
  RSA0063114  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3769 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA0070745  Pentagramma viscosa T. S. Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  RSA0074082  Heterotheca grandiflora Timothy S. Ross, J. Mark Porter 1995-5-4 8465 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0079295  Cryptantha pterocarya var. pterocarya Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4982 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA0079363  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  RSA0104861  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3885 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA0104863  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8124 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1695 Comment
  RSA0107949  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd 1991-7-24 5671 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0116516  Cryptantha juniperensis Timothy S Ross, Steve Boyd 1994-5-25 7950 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1061 Comment
  RSA0120840  Eriastrum pluriflorum subsp. pluriflorum T. S. Ross, S. D. Boyd 1990-6-6 2867 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA101914  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles Inland slopes and crests of dunes, El Segundo Comment
  RSA502795  Lepidospartum squamatum Timothy S. Ross, Annette Ross 1989-9-20 1766 Los Angeles San Gabriel Mountains: San Antonio Canyon just N of Hog Back. 1149 Comment
  RSA517114  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1990-5-14 2469 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 976 Comment
  RSA517119  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-5-14 2474 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1015 Comment
  RSA517124  Cryptantha clevelandii T. S. Ross 1990-5-14 2503 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  RSA517147  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1990-5-14 2481 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1116 Comment
  RSA517154  Garrya flavescens Tim S. Ross 1990-10-9 3251 Los Angeles San Gabriel Mtns: Mill Creek Drainage, Tujunga Ranger Distric, Angeles National Forest. 1460 Comment
  RSA517167  Senecio flaccidus var. douglasii Timothy S. Ross, Orlando Mistretta 1990-10-9 3265 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1432 Comment
  RSA517172  Ulmus parvifolia Tim S. Ross 1990-10-5 3235 Los Angeles San Gabriel Mountains: N Fork San Gabriel River; .9 mile N of the W Fork bridge and .9 mile WSW of Burro Peak as the crow flies. Comment
  RSA517175  Vitis vinifera Tim S. Ross, Orlando Mistretta 1990-10-16 3277 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 665 Comment
  RSA522334  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4036 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA522432  Cirsium occidentale var. californicum Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4019 Los Angeles NNE of Tie summit Station and E of Angeles Forest Hwy., Tujunga Ranger District. 1561 Comment
  RSA522435  Achnatherum parishii Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4016 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy., Tujunge Ranger District. 1646 Comment
  RSA522467  Cynodon dactylon Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4037 Los Angeles San Gabriel Mountains: about .8 km N of Aliso Spring along the W shoulder of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA522468  Chrysothamnus nauseosus subsp. hololeucus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4036 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA522942  Allophyllum glutinosum T. S. Ross, Orlando Mistretta 1990-10-24 3304 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA522945  Eriogonum plumatella Tim S. Ross, Annette H. Ross 1990-11-17 3328 Los Angeles SW Mojave Desert: 2.3 air-miles NNW of Bob's Gap off the E side of 165th Street East. 1050 Comment
  RSA522946  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  RSA522950  Quercus berberidifolia Tim S. Ross 1990-10-26 3313 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 854 Comment
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Jun 24 2014
  RSA522951  Chenopodium album T. S. Ross, Orlando Mistretta 1990-10-26 3314 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  RSA522953  Chenopodium botrys T. S. Ross, Orlando Mistretta 1990-10-26 3315 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  RSA522959  Buddleja saligna Timothy S. Ross, Orlando Mistretta 1990-10-26 3311 Los Angeles San Gabriel Mountains: Off the north side of Horse Canyon Saddle at the beginning of the Horse Canyon drainage. 953 Comment
  RSA522962  Toxicodendron diversilobum T. S. Ross 1991-2-23 4097 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA522966  Artemisia californica Timothy S. Ross 1991-2-23 4093 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA522977  Yucca guatemalensis Timothy S. Ross 1991-2-23 4091 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA522981  Pinus halepensis T. S. Ross, Orlando Mistretta 1990-10-24 3287 Los Angeles San Gabriel Mountains: Cape Horn Management Area, Angeles National Forest. Ca 1/4 air-mile SSW of Camp Oak Grove along Upper Monroe Road. 524 Comment
  RSA524168  Mimulus constrictus Tim S. Ross, S. D. Boyd 1990-6-6 2879 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524176  Salix gooddingii Tim S. Ross 1990-6-6 2871 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524178  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2869 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524192  Lonicera interrupta T. S. Ross, S. D. Boyd 1990-6-6 2885 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524197  Helianthus gracilentus Timothy S. Ross, S. D. Boyd 1990-6-6 2890 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524617  Cistanthe monandra Timothy S. Ross, Steve Boyd 1990-5-17 2586 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  RSA524627  Mentzelia montana Tim S. Ross, Steve D. Boyd 1990-5-17 2596 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA524631  Descurainia sophia Timothy S. Ross, S. D. Boyd 1990-5-17 2583 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA524964  Navarretia atractyloides T. S. Ross, S. D. Boyd 1990-6-6 2818 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524970  Camissonia bistorta Tim S. Ross, Steve D. Boyd 1990-6-6 2825 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524973  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Steve D. Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA525089  Mimulus floribundus Tim S. Ross, S. D. Boyd 1990-6-6 2845 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA525092  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd 1990-6-6 2848 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA525095  Cordylanthus rigidus subsp. setiger Tim S. Ross, Steve D. Boyd 1990-6-6 2851 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA526472  Platanus racemosa Tim S. Ross 1991-3-24 4306 Los Angeles Whittier Hills . Lower Turnbull Canyon along riparian strip dominated by Salix lasiolepis and Toxicodendron diversilobum. 171 Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  RSA527686  Schedonorus arundinaceus Timothy S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill; west Pomona. 250 Comment
  RSA527690  Limonium perezii Tim S. Ross, Annette H. Ross 1991-6-3 5512 Los Angeles West Pomona. 256 Comment
  RSA527693  Malacothrix saxatilis var. tenuifolia Timothy S. Ross 1991-6-3 5516 Los Angeles Elephant hill: W Pomona 268 Comment
  RSA527715  Schinus molle T. S. Ross, Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill: western Pomona. 238 Comment
  RSA527716  Fraxinus uhdei Tim S. Ross 1991-3-7 4159 Los Angeles Elephant hill, Western Pomona. 238 Comment
  RSA527717  Mimulus aurantiacus var. pubescens Tim S. Ross, Annette H. Ross 1991-3-7 4158 Los Angeles Elephant Hill: western Pomona. 244 Comment
  RSA527718  Baccharis salicifolia Timothy S. Ross, A. R. Ross 1991-3-7 4157 Los Angeles Elephant hill: western Pomona; mesic draw near the SW base of the hill 235 Comment
  RSA527722  Quercus agrifolia var. agrifolia Tim S. Ross, Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, western Pomona. 230 Comment
  RSA527802  Malosma laurina T. S. Ross, Annette Ross 1991-6-3 5536 Los Angeles Elephant Hill: W Pomona. 317 Comment
  RSA529079  Isocoma menziesii Timothy S. Ross 1991-3-9 4167 Los Angeles Whittier Hills (Puente Hills) Roadcut with a seepage just SW of Colima Road & Camino del Sur. Comment
  RSA529139  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5625 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529140  Corethrogyne filaginifolia var. filaginifolia T. S. Ross, Steve Boyd 1991-7-24 5632 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529141  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1991-7-24 5631 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529143  Lupinus excubitus var. johnstonii T. S. Ross 1991-7-24 5636 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529149  Sambucus caerulea T. S. Ross, Steve D. Boyd 1991-7-24 5658 -B Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  RSA529155  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1991-7-24 5617 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA529156  Symphoricarpos rotundifolius var. parishii T. S. Ross, S. D. Boyd 1991-7-24 5634 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529160  Sambucus caerulea T. S. Ross, Steve D. Boyd 1991-7-24 5658 -A Los Angeles Granite Mountain: San Gabriel Mountain Range. 1976 Comment
  RSA529161  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1991-7-24 5673 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529163  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1991-7-24 5656 Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  RSA529169  Asclepias californica T. S. Ross, Steve D. Boyd 1991-7-24 5640 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529182  Dieteria canescens var. canescens Timothy S. Ross, Steve Boyd 1991-7-24 5637 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529185  Eriogonum nudum var. pauciflorum Tim S. Ross, S. D. Boyd 1991-7-24 5621 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529186  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1991-7-24 5649 Los Angeles Granite Mountain : San Gabriel Mountain Range. 1902 Comment
  RSA529187  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5633 Los Angeles Granite Mountain. 1902 Comment
  RSA529188  Oxytheca parishii var. parishii Tim S. Ross, Steve Boyd 1991-7-24 5647 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  RSA529191  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1991-7-24 5639 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA529193  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd 1991-7-24 5643 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA529200  Ribes roezlii var. roezlii Tim S. Ross, Steve Boyd 1991-7-24 5670 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529210  Tauschia parishii T. S. Ross, Steve D. Boyd 1991-7-24 5655 Los Angeles Ridge NNE of Granite Mountain. 1926 Comment
  RSA529292  Pseudognaphalium biolettii Timothy S. Ross 1991-4-8 4461 Los Angeles Elephant Hill; western Pomona. 229 Comment
  RSA529298  Yucca guatemalensis Timothy S. Ross 1991-4-8 4481 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529308  Lamarckia aurea Timothy S. Ross 1991-4-8 4450 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA529892  Rhamnus californica subsp. californica Tim S. Ross 1991-8-16 5799 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA529898  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5806 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  RSA529900  Keckiella ternata subsp. ternata Tim S. Ross 1991-8-16 5807 Los Angeles Colby Canyon. 1064 Comment
  RSA529909  Bromus carinatus var. carinatus Timothy S. Ross 1991-8-16 5814 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA529910  Elymus trachycaulus subsp. trachycaulus Timothy S. Ross 1991-8-16 5815 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA529911  Epilobium brachycarpum Tim S. Ross 1991-8-16 5819 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA529919  Mimulus pilosus Tim S. Ross 1991-8-16 5829 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA529920  Gayophytum diffusum subsp. parviflorum Tim S. Ross 1991-8-16 5818 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA529921  Trichostema austromontanum subsp. austromontanum Tim S. Ross 1991-8-16 5825 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA529923  Lotus unifoliolatus T. S. Ross 1991-8-16 5831 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA530049  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-16 5833 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA530052  Perideridia parishii subsp. latifolia T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA530055  Horkelia rydbergii Tim S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA530056  Quercus chrysolepis Tim S. Ross 1991-8-16 5850 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  RSA530058  Agropyron cristatum Timothy S. Ross 1991-8-16 5847 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA530060  Bromus inermis subsp. inermis Timothy S. Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA530061  Penstemon labrosus Tim S. Ross 1991-8-16 5849 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA530063  Eleocharis palustris Timothy S. Ross 1991-8-16 5854 Los Angeles San Gabriel Mountains, Horse Flats 1713 Comment
  RSA530069  Madia gracilis Timothy S. Ross 1991-8-16 5868 Los Angeles San Gabriel Mountains, Horse Flats 1744 Comment
  RSA530074  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1991-8-16 5855 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA532638  Stephanomeria pauciflora var. pauciflora Timothy S. Ross 1991-8-14 5750 Los Angeles Roundtop Mountain. 1878 Comment
  RSA532832  Ericameria cuneata var. cuneata Timothy S. Ross 1991-8-14 5784 Los Angeles 0.48 mi E of Roundtop Truck Rd. 1917 Comment
  RSA532835  Oenothera elata subsp. hirsutissima Tim S. Ross 1991-8-14 5792 Los Angeles Pacifico Mtn rd, 3200 ft NW of Alder saddle. 1768 Comment
  RSA532836  Pycnanthemum californicum Tim S. Ross 1991-8-14 5794 Los Angeles Pacifico Mtn rd, 3200 ft NW of Alder saddle. 1768 Comment
  RSA533423  Salvia mellifera Tim S. Ross 1991-4-21 4532 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA533435  Hordeum murinum subsp. glaucum Timothy S. Ross 1991-4-21 4514 Los Angeles Whittier Hills; (Puente Hills, pro parte); Middle Turnbull Canyon drainage just SW of old water tank. 220 Comment
  RSA533438  Robinia pseudoacacia Tim S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA533472  Triticum aestivum Timothy S. Ross 1991-4-21 4562 Los Angeles Whittier hills (Puente hills, pro parte): Skyline Drive at the head of Turnbull canyon. 354 Comment
  RSA533475  Pennisetum setaceum Timothy S. Ross 1991-4-21 4566 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull Canyon, Next to old burned-down homestead 354 Comment
  RSA533484  Ambrosia confertiflora Timothy S. Ross 1991-3-9 4179 Los Angeles Whittier Hills: SE side of ridgetop knoll, head of Oak Canyon. 369 Comment
  RSA533502  Coronilla valentina T. S. Ross 1991-3-9 4204 Los Angeles Whittier Hills (Puente Hills, pro parte) : Skyline drive at the head of Turnbull Canyon. 348 Comment
  RSA533516  Encelia farinosa var. farinosa Timothy S. Ross 1991-3-9 4165 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  RSA533517  Eriogonum fasciculatum var. foliolosum Tim S. Ross 1991-3-9 4164 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 366 Comment
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  RSA533892  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5162 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA533897  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5142 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA533900  Hordeum intercedens Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5147 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA533903  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA533909  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5210 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA533913  Phalaris lemmonii Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-18 5180 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859') 491 Comment
  RSA533929  Lamarckia aurea Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-19 5228 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a 'pad' 201 Comment
  RSA533938  Microseris douglasii subsp. platycarpha Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5224 b Los Angeles San Clemente Island; SE end of island in the vicinity of Knob, 5100 ft NW of Guds. About 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  RSA533946  Gastridium phleoides Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-18 5215 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533950  Aristida adscensionis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5235 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533959  Encelia californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5198 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA533962  Lotus argophyllus var. adsurgens T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5213 Los Angeles San Clemente Island, southeast portion of the island, low saddle 800 ft NNW of Guds (888') marker. 232 Comment
  RSA533996  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5134 Los Angeles San Clemente Island, eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and 1350 ft NW of the mouth of Larkspur Canyon. 145 Comment
  RSA534036  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA534067  Hazardia cana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5270 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  RSA534109  Hemizonia clementina Timothy S. Ross 1991-5-17 5060 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA534110  Hemizonia clementina Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5094 Los Angeles San Clemente Island: North Head; WNW of the new landing field 15 Comment
  RSA534111  Bromus diandrus Timothy S. Ross 1991-5-17 5095 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA534113  Abronia maritima Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5097 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA534120  Astragalus nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5086 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  RSA534123  Suaeda taxifolia Tim Ross, Orlando Mistretta, Mike Hammitt, A. R. Ross 1991-5-17 5090 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  RSA534142  Rhus integrifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5057 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA534145  Cynodon dactylon Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5072 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA534146  Avena barbata Timothy S. Ross 1991-5-17 5079 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA534148  Opuntia ficus-indica T. S. Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5063 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA534150  Piptatherum miliaceum Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-17 5049 Los Angeles San Clemente Island: 650 ft. SE of air terminal (New airfield, N end of island). 64 Comment
  RSA535274  Camissonia robusta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5320 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535286  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5337 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535299  Microseris douglasii subsp. platycarpha Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5329 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535300  Vulpia myuros var. hirsuta Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-20 5330 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535303  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5323 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535313  Artemisia californica Timothy S. Ross 1991-5-20 5368 Los Angeles San Clemente Island; north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA535320  Frankenia grandifolia var. grandifolia Tim S. Ross 1991-5-20 5362 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535329  Nassella pulchra Timothy S. Ross 1991-5-20 5360 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  RSA535547  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5948 Los Angeles Near Mulholland Highway x Yerba Buena Road; Triufno Pass 556 Comment
  RSA535554  Adenostoma sparsifolium Tim S. Ross 1991-9-2 5928 Los Angeles Near Mulholland Highway x Yerba Buena Road. 488 Comment
  RSA535690  Aphanisma blitoides T. S. Ross 1991-5-22 5445 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA535699  Malacothrix foliosa Timothy S. Ross 1991-5-22 5442 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA535702  Suaeda taxifolia T. S. Ross 1991-5-22 5441 Los Angeles San Clemente Island, Spray [Point]. W side of island about 5300 N of Eel Point; coastal terrace 5 Comment
  RSA535706  Rhus integrifolia T. S. Ross 1991-5-23 5504 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 8 Comment
  RSA535715  Galvezia speciosa Tim S. Ross 1991-5-22 5471 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  RSA535718  Phalaris minor Timothy S. Ross 1991-5-22 5468 Los Angeles San Clemente Island, Spray canyon, short canyon 2400 feet ENE of Spray ( which in turn is 5200 feet N of Eel Point.), W side of island. 79 Comment
  RSA535752  Artemisia californica Timothy S. Ross 1991-5-23 5501 Los Angeles San Clemente Island. Lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA535885  Hazardia squarrosa var. grindelioides Timothy S. Ross 1991-9-2 5908 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 473 Comment
  RSA535886  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross 1991-9-2 5911 Los Angeles Near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  RSA535890  Leymus condensatus Timothy S. Ross 1991-9-2 5937 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Draw off W side of Y.B. Road. 503 Comment
  RSA535891  Helianthus gracilentus Timothy S. Ross 1991-9-2 5935 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Draw off W side of Y.B. Road. 503 Comment
  RSA535893  Atriplex lentiformis subsp. breweri T. S. Ross 1991-9-2 5932 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  RSA536040  Ricinus communis T. S. Ross 1991-5-22 5433 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  RSA536043  Lamarckia aurea Timothy S. Ross 1991-5-21 5419 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  RSA536060  Muhlenbergia appressa Timothy S. Ross 1991-5-21 5382 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  RSA536069  Limonium perezii Tim S. Ross 1991-5-22 5436 Los Angeles San Clemente Island: lower Wilson Cove Canyon, just W of the dock activities 12 Comment
  RSA536074  Pholistoma racemosum Tim S. Ross 1991-5-21 5413 Los Angeles San Clemente Island: Upper reaches of Box Canyon, SW side of the island. 412 Comment
  RSA536086  Baccharis pilularis Timothy S. Ross 1991-5-21 5431 Los Angeles San Clemente Island: SW rim of Box Canyon 351 Comment
  RSA544531  Bromus hordeaceus Timothy S. Ross, Elizabeth A. Kellogg 1992-4-12 6134 Los Angeles San Clemente Island: at the head of Grove Canyon; 110? ESE, 600 meters from Vista (point) 495 Comment
  RSA544539  Quercus tomentella Tim S. Ross, Kellogg 1992-4-12 6126 -a Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  RSA544544  Bromus catharticus Timothy S. Ross, E. Kellogg 1992-4-11 6122 Los Angeles San Clemente Island: vicinity of Wilson Cove settlement. 110 Comment
  RSA544557  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  RSA544561  Artemisia nesiotica Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6147 Los Angeles San Clemente Island: NW part of the Island; coastal Secondary terrace ENE of Darter, (354 degrees N, 1375m distant from 199' BM near Flasher) 56 Comment
  RSA544564  Hemizonia clementina Timothy S. Ross, Kellogg 1992-4-13 6144 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 degrees NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  RSA544571  Bromus catharticus Timothy S. Ross, E. Kellogg 1992-4-13 6136 Los Angeles San Clemente Island: Wilson Cove settlement. 46 Comment
  RSA545182  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles Central part of island; 291 degrees WNW, 725 m distant from summit of 1603' peak above Stone field station, San Clemente Island 416 Comment
  RSA545185  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  RSA545201  Camissonia hirtella Tim S. Ross 1992-5-17 6337 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  RSA545203  Camissonia hirtella Tim S. Ross 1992-5-17 6339 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  RSA545209  Trifolium gracilentum var. palmeri T. S. Ross 1992-4-14 6185 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  RSA545315  Clarkia dudleyana Tim S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  RSA545316  Phacelia distans Tim S. Ross 1992-5-17 6346 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  RSA545325  Galvezia speciosa Tim S. Ross 1992-4-14 6162 Los Angeles San Clemente Island, central E side of island; lower end of Nanny Canyon near its 'mouth' 168 Comment
  RSA545326  Triteleia clementina Timothy S. Ross 1992-4-14 6161 Los Angeles San Clemente Island, central E side of island; lower end of Nanny Canyon near its mouth 168 Comment
  RSA545328  Hemizonia clementina Timothy S. Ross 1992-4-14 6157 Los Angeles San Clemente Island, central E side of island; lower end of Nanny Canyon near its 'mouth' 168 Comment
  RSA547429  Camissonia hirtella Tim S. Ross 1992-5-17 6355 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 166 degrees SSE, ca 370m distant from the mouth of Shoemaker Canyon 637 Comment
  RSA547442  Lilium humboldtii subsp. ocellatum Timothy S. Ross 1992-5-17 6373 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  RSA547445  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-5-17 6376 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  RSA547448  Tamarix ramosissima Tim S. Ross 1992-5-17 6379 Los Angeles San Gabriel Mts: E Fork of the SAn GAbriel River; 170 degrees S, ca 610m distant from the mouth of Shoemaker CAnyon, near ruins of old bridge crossing 630 Comment
  RSA547450  Punica granatum Tim S. Ross 1992-5-17 6381 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 631 Comment
  RSA547451  Asparagus officinalis Timothy S. Ross 1992-5-17 6382 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 634 Comment
  RSA547459  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6750 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA547462  Allophyllum divaricatum T. S. Ross, Orlando Mistretta 1992-7-24 6753 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA547465  Galium johnstonii Tim S. Ross, Orlando Mistretta 1992-7-24 6745 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547466  Leptosiphon breviculus T. S. Ross, Orlando Mistretta 1992-7-24 6743 Los Angeles San Gabriel Mountains: NNE of Strawberry Peak between Colby Ranch and W branch of Wickiup Canyon stream; open northerly granitic slope near ridgetop. 1216 Comment
  RSA547468  Lonicera subspicata var. denudata T. S. Ross, Orlando Mistretta 1992-7-24 6739 Los Angeles San Gabriel Mountains; NNE of Strawberry Peak between Coldwater and Wickiup Canyons. 987 Comment
  RSA547476  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Orlando Mistretta 1992-7-24 6772 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547477  Solidago californica Timothy S. Ross, Orlando Mistretta 1992-7-24 6764 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547480  Carex alma Timothy S. Ross 1992-7-24 6769 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547481  Schedonorus arundinaceus Timothy S. Ross, Orlando Mistretta 1992-7-24 6762 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547483  Clematis lasiantha Tim S. Ross, Orlando Mistretta 1992-7-24 6757 Los Angeles San Gabriel Mts: E side of Strawberry Peak; 96 degrees E, 1080m distant from S.P. summit 1696 Comment
  RSA547797  Lolium perenne subsp. multiflorum Timothy S. Ross 1990-6-20 3605 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA547800  Polypogon interruptus Timothy S. Ross 1990-6-20 3602 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  RSA547804  Clarkia bottae Tim S. Ross, Peter Fritsch 1990-6-20 3620 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA549135  Galium johnstonii Tim S. Ross 1992-7-16 6699 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak. NW spur of 5162' knoll 1491 Comment
  RSA549138  Ericameria parishii var. parishii Timothy S. Ross 1992-7-16 6703 Los Angeles ridgeline between Iron Mtn. and Condor Peak 1511 Comment
  RSA549147  Marrubium vulgare Tim S. Ross 1990-6-20 3655 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA549154  Solanum umbelliferum Tim S. Ross, Peter Fritsch 1990-6-20 3670 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA549167  Penstemon heterophyllus var. australis Tim S. Ross, Peter Fritsch 1990-6-20 3644 Los Angeles San Gabriel Mountains: near Rincon Station on the W Fork of the San Gabriel River; W side of Rincon Canyon at the gate to Rincon-Red Box Road. 482 Comment
  RSA549172  Elymus glaucus subsp. jepsonii Timothy S. Ross, Peter Fritsch 1990-6-20 3693 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA549175  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Peter Fritsch 1990-6-20 3689 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA549176  Lupinus longifolius T. S. Ross 1990-6-20 3688 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA549184  Bromus grandis Timothy S. Ross, Peter Fritsch 1990-6-20 3664 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA549197  Boechera californica Timothy S. Ross, Peter Fritsch 1990-6-20 3680 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA549490  Penstemon labrosus Tim S. Ross, Steve D. Boyd 1990-6-18 3472 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549491  Monardella linoides subsp. stricta Tim S. Ross, Steve D. Boyd 1990-6-18 s.n. Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549493  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1990-6-18 3474 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549499  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-18 3487 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549500  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1990-6-18 3486 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549501  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-6-18 3485 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549503  Malva neglecta Tim S. Ross, Steve D. Boyd 1990-6-18 3483 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA549509  Poa secunda Timothy S. Ross 1990-6-18 3463 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549510  Phacelia davidsonii Tim S. Ross 1990-6-18 3464 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549511  Pedicularis semibarbata Tim S. Ross, Steve D. Boyd 1990-6-18 3465 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake 1878 Comment
  RSA549513  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-6-18 3467 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA549519  Mentzelia dispersa Tim S. Ross 1990-6-18 3452 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549521  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-6-18 3455 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549523  Phacelia Tim S. Ross 1990-6-18 3457 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549529  Lotus procumbens var. procumbens T. S. Ross 1990-6-18 3447 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549532  Osmorhiza berteroi T. S. Ross, Steve D. Boyd 1990-6-18 3451 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549546  Salvia columbariae Tim S. Ross 1992-4-4 6086 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549548  Lomatium mohavense subsp. mohavense T. S. Ross 1992-4-4 6074 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549550  Vulpia microstachys var. pauciflora Timothy S. Ross 1992-4-4 6083 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549559  Bromus berteroanus Timothy S. Ross 1992-4-4 6089 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549566  Tetradymia comosa Timothy S. Ross 1991-3-10 4223 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. ca 20m NE of the lake. 392 Comment
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Mar 22 2011
  RSA549568  Sambucus mexicana T. S. Ross 1991-3-10 4220 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA549589  Grayia spinosa T. S. Ross 1992-4-4 6075 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549596  Lycium andersonii Tim S. Ross 1992-4-4 6066 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  RSA549598  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1992-4-4 6062 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Back Butte; middle butte of the three. 969 Comment
  RSA550382  Gnaphalium stramineum Timothy S. Ross 1992-7-10 6659 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA550385  Polypogon monspeliensis Timothy S. Ross, David W. Wheat 1992-7-10 6665 Los Angeles Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA550386  Juncus bufonius var. bufonius Timothy S. Ross 1992-7-10 6654 Los Angeles Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA550388  Verbascum thapsus Tim S. Ross 1992-7-10 6662 -A Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA550390  Rhus trilobata var. quinata T. S. Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310 m E of where Coldwater Canyon meets Big Tujunga Creek; E side of road to Colby Ranch. 963 Comment
  RSA550393  Tauschia parishii T. S. Ross 1992-7-10 6684 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA550404  Piptatherum miliaceum Timothy S. Ross 1990-6-20 3595 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA550414  Datisca glomerata T. S. Ross 1992-7-10 6672 b Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA550424  Atriplex canescens subsp. canescens T. S. Ross 1992-7-10 6687 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  RSA550432  Heterocodon rariflorum T. S. Ross 1992-7-10 6657 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA550435  Linanthus californicus T. S. Ross 1992-7-10 6646 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA550436  Cuscuta subinclusa T. S. Ross 1992-7-10 6647 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA550438  Oxytheca trilobata Tim S. Ross 1992-7-10 6644 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek. 970 Comment
  RSA550681  Artemisia californica Timothy S. Ross, Annette Ross 1991-7-29 5724 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA550683  Cynodon dactylon Timothy S. Ross, Annette Ross 1991-7-29 5723 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  RSA550689  Trichostema lanceolatum Tim S. Ross, Annette Ross 1991-7-29 5728 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 244 Comment
  RSA550695  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5707 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA550696  Amaranthus blitoides T. S. Ross, Annette H. Ross 1991-7-29 5710 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 241 Comment
  RSA550697  Foeniculum vulgare T. S. Ross, Annette H. Ross 1991-7-29 5726 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  RSA550698  Fraxinus uhdei Tim S. Ross, Annette Ross 1991-7-29 4159 b Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA550701  Sambucus mexicana T. S. Ross, Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA550703  Prunus munsoniana Tim S. Ross, Annette Ross 1991-7-29 5703 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 274 Comment
  RSA550709  Chenopodium ambrosioides T. S. Ross, Annette Ross 1991-7-29 5714 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  RSA550710  Setaria parviflora Timothy S. Ross 1991-7-29 5717 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona 229 Comment
  RSA550711  Piptatherum miliaceum Timothy S. Ross, Annette H. Ross 1991-7-29 5708 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA550713  Leymus condensatus Timothy S. Ross, Annette Ross 1991-7-29 5697 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  RSA550719  Mimulus aurantiacus var. pubescens Tim S. Ross, Annette H. Ross 1991-7-29 5694 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 244 Comment
  RSA550720  Baccharis pilularis Timothy S. Ross, Annette Ross 1991-7-29 5695 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA550721  Solidago californica Timothy S. Ross, Annette H. Ross 1991-7-29 5698 Los Angeles Elephant Hill, north most point of the Puente Hills, west Pomona 355 Comment
  RSA563492  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-13 7121 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA563497  Cistus ladanifer T. S. Ross, Walter Appleby 1993-5-13 7112 Los Angeles Western San Gabriel Mtns: May Canyon Saddle, San Fernando. 1115 Comment
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA563507  Colutea arborescens Tim S. Ross, W. Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station. At head of draw draining SE to Pacoima Canyon. 793 Comment
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  RSA563517  Cistus salviifolius T. S. Ross, Walter Appleby 1993-4-15 6822 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  RSA563527  Helianthemum scoparium T. S. Ross, Walter Appleby 1993-5-13 7127 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA567167  Microsteris gracilis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3903 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA567172  Clarkia rhomboidea Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA567174B  Gilia malior T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3912 -A Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA567255  Chorizanthe staticoides subsp. staticoides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3866 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA567257  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3868 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA567270  Salvia columbariae Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3939 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567271  Penstemon centranthifolius Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3940 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567279  Eriogonum roseum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3952 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567294  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-28 3969 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  RSA567309  Prunus ilicifolia Tim S. Ross 1990-6-28 3987 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567313  Eriogonum umbellatum var. munzii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3947 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567314  Galium angustifolium subsp. angustifolium Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3986 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA567523  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3917 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA567529  Leptosiphon androsaceus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3927 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA567537  Leptosiphon ciliatus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3894 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA569924  Phacelia minor Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4836 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569932  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569936  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4844 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569954  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4866 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570027  Lastarriaea coriacea Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4917 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570030  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4920 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570031  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4921 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570044  Phacelia longipes Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4901 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA570156  Mentzelia gracilenta Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570182  Trifolium gracilentum T. S. Ross 1991-4-30 5019 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA570185  Linanthus parryae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5022 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA570188  Layia glandulosa Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5025 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570190  Gilia sinuata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 s.n. Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA570191  Gilia aliquanta subsp. aliquanta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5027 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA570193  Ancistrocarphus filagineus Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5029 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570199  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 5037 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570203  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4998 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570210  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5006 Los Angeles Acton: ca half mile E of the center of town, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 831 Comment
  RSA570219  Lomatium mohavense T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5015 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570220  Guillenia lasiophylla Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5016 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA570280  Erodium cicutarium Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4956 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570284  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4961 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570312  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4976 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570325  Phacelia distans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4993 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570341  Lotus nevadensis var. davidsonii T. S. Ross 1991-7-24 5628 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA570343  Eriogonum pusillum Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA573448  Juglans californica Tim S. Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) margin of grassy uplands at the head of a steep, un-named canyon draining ENE toward Orange Grove School in Hacienda Heights. 335 Comment
  RSA573451  Amorpha californica var. californica T. S. Ross 1992-6-15 6561 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 284 Comment
  RSA573462  Piptatherum miliaceum Timothy S. Ross 1992-5-8 6304 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  RSA573465  Bromus grandis Timothy S. Ross 1992-5-8 6301 Los Angeles Glendora Ridge Road; steep northerly slope draining NW to Cattle Canyon; ca. 1480 meters NE of Peacock Saddle. 1146 Comment
  RSA573480  Salvia leucophylla Tim S. Ross 1992-6-15 6571 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 256 Comment
  RSA573552  Vulpia myuros Timothy S. Ross 1992-5-8 6290 Los Angeles San Gabriel Mts: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA573555  Melica imperfecta Timothy S. Ross 1992-5-8 6288 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA573556  Bromus diandrus Timothy S. Ross 1992-5-8 6287 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA573697  Tetradymia canescens Timothy S. Ross 1990-8-17 3188 Los Angeles Blue ridge, ca 160m WSW of Guffy Camp, near the Forest Service gate on the road that drops to Prairie Fork 2499 Comment
  RSA573700  Garrya flavescens Tim S. Ross 1990-8-17 3156 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  RSA573714  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3126 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  RSA573732  Penstemon grinnellii subsp. grinnellii Tim S. Ross 1992-7-17 6721 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA573735  Cheilanthes covillei T. S. Ross 1992-7-17 6713 Los Angeles San Gabriel Mountains: Condor Peak and immeditate vicinity. 1598 Comment
  RSA573736  Clematis lasiantha Tim S. Ross 1992-7-17 6714 Los Angeles Condor Peak and immediate vicinity. 1622 Comment
  RSA573738  Gayophytum heterozygum Tim S. Ross 1992-7-17 6719 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA573747  Hulsea heterochroma Timothy S. Ross 1992-7-17 6733 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox 1402 Comment
  RSA574273  Eragrostis mexicana subsp. virescens Timothy S. Ross 1993-6-26 7374 Los Angeles San Antonio Canyon; ca 900 m N of hogback 1197 Comment
  RSA574274  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-19 7175 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  RSA578096  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-31 7691 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA578097  Salvia mellifera Tim S. Ross, Steve D. Boyd 1994-5-31 7703 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA578103  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-5-10 7704 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA578136  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-20 7183 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA578137  Bromus hordeaceus Timothy S. Ross, W. Appleby 1993-5-20 7195 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA578196  Arceuthobium occidentale Tim S. Ross, Steve D. Boyd 1994-9-21 8320 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town 1280 Comment
  RSA578198  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8181 Los Angeles Santa Catalina Island. 575m SWS of Echo Lake, 1150m NNE of Blackjack Mountain, near bottom of southerly draining draw ultimately draining to White Cove. 354 Comment
  RSA578202  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8186 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 380m SSW of 940-ft peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 235 Comment
  RSA578208  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8191 a Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 125 Comment
  RSA578212  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  RSA578215  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Given, Gay 1994-8-2 8193 b Los Angeles Santa Catalina Island. Upper Gallagher Canyon; drainage origination just NE of Haypress Reservoir. 299 Comment
  RSA578216  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Given, Gay 1994-8-2 8193 a Los Angeles Santa Catalina Island. Upper Gallagher Canyon; drainage origination just NE of Haypress Reservoir. 299 Comment
  RSA578218  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8177 Los Angeles Santa Catalina Island. NE side of Blackjack Mountain, near head of draw draining to White Cove. 405 Comment
  RSA578225  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1994-9-21 8317 Los Angeles Sandberg: 150-170 m SSE of town along the 'Old Ridge Route' 1268 Comment
  RSA578234  Eriogonum nudum var. pauciflorum Tim S. Ross, S. D. Boyd 1994-9-21 8293 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  RSA578243  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-4-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon. 1180 Comment
  RSA578249  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-4 7667 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  RSA578299  Camissonia bistorta Tim S. Ross, Steve D. Boyd 1994-5-4 7618 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  RSA578300  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-4 7619 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  RSA578309  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd 1994-5-11 7770 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA578310  Phacelia davidsonii Tim S. Ross, Steve D. Boyd 1994-5-11 7766 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA578513  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
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Jul 2 2012
  RSA578524  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd 1994-6-22 8019 Los Angeles Liebre Mountains: Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  RSA578538  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1994-6-22 8021 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  RSA578597  Oenothera californica subsp. californica Tim S. Ross, Steve D. Boyd 1994-5-4 7616 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  RSA578643  Rubus ursinus Tim S. Ross 1994-4-28 7567 Los Angeles 'Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  RSA578649  Krascheninnikovia lanata T. S. Ross, J. M. Porter 1994-5-1 7599 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA578656  Mimulus fremontii Tim S. Ross, J. Mark Porter 1994-5-1 7597 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA578660  Loeseliastrum matthewsii T. S. Ross, J. Mark Porter 1994-5-1 7598 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA578734  Croton californicus T. S. Ross, J. Mark Porter 1994-5-1 7581 Los Angeles Southwestern Mohave Desert: open desert, ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 962 Comment
  RSA578802  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8131 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  RSA578805  Phacelia distans Tim S. Ross, Darin Banks 1994-4-13 7547 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA578815  Claytonia parviflora subsp. parviflora Timothy S. Ross, Darin Banks 1994-4-13 7548 B Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA578825  Salix laevigata Tim S. Ross, Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA578827  Veronica anagallis-aquatica Tim S. Ross, Darin Banks 1994-4-13 7516 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA578891  Stachys albens Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8097 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA578893  Nicotiana glauca Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8099 Los Angeles Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA578955  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-11 7811 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA578958  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-11 7763 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA578960  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd 1994-5-11 7783 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA578969  Viola purpurea subsp. purpurea Tim S. Ross, Steve D. Boyd 1994-5-11 7772 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA578985  Agave attenuata Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near Inspiration Point. 21 Comment
  RSA578986  Chamaesyce polycarpa var. polycarpa T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7427 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 21 Comment
  RSA578988  Lupinus succulentus Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7409 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of White Point. 8 Comment
  RSA578990  Mentzelia affinis Tim S. Ross, D. L. Banks, J. Mark Porter, Gery Allan, Vanessa Ashworth, Megan Tommerup 1994-3-28 7431 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA579134  Lycopersicon esculentum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7437 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA579140  Aphanisma blitoides T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7435 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA579141  Lotus strigosus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7434 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA579143  Malephora crocea T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7401 -B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  RSA579152  Gilia angelensis T. S. Ross, Darin L. Banks 1994-4-12 7474 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  RSA579214  Stachys albens Tim S. Ross, Steve D. Boyd 1994-7-7 8150 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA579229  Picris echioides Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7421 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA579237  Eriophyllum confertiflorum Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7413 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  RSA579238  Salvia mellifera Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7408 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA579242  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA579277  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA579280  Malacothrix saxatilis var. tenuifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7401 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  RSA579283  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  RSA579305  Malosma laurina T. S. Ross 1994-7-19 8173 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  RSA579306  Erysimum capitatum var. capitatum Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8088 Los Angeles San Gabriel Mountains: NNE of Pacifico Mtn summit (27 deg , 425m) and ESE of Sheep Camp Spring (100 deg , 405m) at the headwaters of Santiago Canyon. 2098 Comment
  RSA579308  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8082 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA579312  Scirpus microcarpus Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8083 Los Angeles Sheep camp spring. 334 deg and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA579315  Quercus chrysolepis Tim S. Ross 1994-7-1 8078 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA579316  Delphinium parishii subsp. parishii Tim S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  RSA579318  Lupinus elatus T. S. Ross 1994-5-31 7980 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA579325  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 860 m WNW of the 7124-ft summit. 2073 Comment
  RSA579326  Cryptantha circumscissa T. S. Ross 1994-5-31 7971 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  RSA579340  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1994-9-21 8302 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  RSA579432  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA579435  Gayophytum heterozygum Tim S. Ross, D. L. Banks 1994-6-21 7988 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn s 7124-foot summit. 1915 Comment
  RSA579436  Frasera neglecta Tim S. Ross 1994-6-21 7996 Los Angeles Vicinity of Santiago Canyon: small NNE ridge near head of major NE-draining tributary of Santiago Canyon (joining Santiago Cyn stream at 4385 ft.) ca 1780 m ENE of Aliso Spring. 1598 Comment
  RSA579467  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-10 7739 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA579472  Collinsia heterophylla var. austromontana Tim S. Ross, Steve D. Boyd 1994-5-10 7725 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA579478  Phacelia imbricata subsp. imbricata Tim S. Ross, Steve D. Boyd 1994-5-10 7720 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA579497  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-5-11 s.n. Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA579511B  Eriogonum umbellatum var. canifolium Tim S. Ross, S. D. Boyd 1994-6-23 8053 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA579530  Prunus dulcis Tim S. Ross, Steve D. Boyd 1994-5-24 7876 Los Angeles Vicinity of Burns Canyon: Burns Truck Trail; low broad saddle of northerly ridge, W side of saddle draining to lower Burns Canyon, E side draining towards Andrade Corner. 1117 Comment
  RSA579531  Rosa californica Tim S. Ross, Steve D. Boyd 1994-5-24 7836 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  RSA579533  Polypogon interruptus Timothy S. Ross, Steve Boyd 1994-5-24 7843 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  RSA579544  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-6-23 8060 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA579557  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1994-9-20 8254 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA579570  Eriogonum nudum var. westonii Tim S. Ross, S. D. Boyd 1994-9-20 8242 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA579798  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-24 7846 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA579800  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, Steve D. Boyd 1994-5-24 7861 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA579801  Argemone munita Tim S. Ross, S. D. Boyd 1994-5-24 7863 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA580094B  Mimulus cardinalis Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-6 8117 B Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  RSA580095A  Collomia grandiflora T. S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8142 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1695 Comment
  RSA580096A  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8144 A Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  RSA580104  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8345 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  RSA580114  Malvella leprosa Tim S. Ross, Steve D. Boyd 1994-9-21 8332 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  RSA580189  Clarkia unguiculata Tim S. Ross, Steve D. Boyd 1994-5-25 7938 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA580314  Allophyllum glutinosum T. S. Ross, Steve Boyd 1994-5-24 7873 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  RSA580320  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1994-5-25 7937 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA580449  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7814 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA580452  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd 1994-5-11 7813 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA580503  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1994-5-11 7830 Los Angeles Sawmill Mountain: center summit area, along Maxwell Truck Trail; ca 1370 m ESE of Upper Shake Campground. 1405 Comment
  RSA580510  Quercus wislizeni var. wislizeni Tim S. Ross, Steve D. Boyd 1994-5-10 7750 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  RSA580548  Viola purpurea subsp. purpurea Tim S. Ross, Steve D. Boyd 1994-5-25 7903 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA580550  Galium aparine Tim S. Ross, Steve D. Boyd 1994-5-25 7897 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA580739  Dendromecon rigida Tim S. Ross, S. D. Boyd 1994-5-25 7930 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA580741  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-25 7934 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA582065  Vulpia microstachys var. pauciflora Timothy S. Ross 1993-4-22 6902 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750 meters due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 320 Comment
  RSA582207  Dendromecon rigida Tim S. Ross, S. D. Boyd 1992-7-5 6613 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582227  Turricula parryi Tim S. Ross, Steve D. Boyd 1992-7-5 6610 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582228  Dicentra chrysantha Tim S. Ross, Steve D. Boyd 1992-7-5 6615 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582230  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Steve D. Boyd 1992-7-5 6617 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582449  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8180 Los Angeles Santa Catalina Island. 1055m NNE of Blackjack Mountain, 650m SSW of Echo Lake, on northeasterly slope draining to White Cove. 366 Comment
  RSA582474  Bidens pilosa Timothy S. Ross, Steve Boyd 1993-5-23 7217 Los Angeles Western Arcadia: slope on the N side of the Foothill Freeway (I-210) between Michillinda Avenue and its west-bound off-ramp. 198 Comment
  RSA582479  Mimulus floribundus Tim S. Ross, S. D. Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  RSA582485  Salvia mellifera Tim S. Ross, Steve D. Boyd 1993-5-23 7216 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA582486  Trichostema lanatum Tim S. Ross, Steve D. Boyd 1993-5-23 7218 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA582499  Clematis lasiantha Tim S. Ross, S. D. Boyd 1993-5-23 7297 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA582500  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1993-5-23 7272 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA582770  Dendromecon rigida Tim S. Ross, S. D. Boyd 1993-5-23 7224 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA582771  Garrya flavescens Tim S. Ross, Steve D. Boyd 1993-5-23 7245 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  RSA582952  Cheilanthes covillei T. S. Ross, Steve Boyd 1993-5-23 7291 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA582964  Comarostaphylis diversifolia subsp. planifolia T. S. Ross, Janet Takara 1993-4-23 6942 -b Los Angeles Santa Catalina Island, upper E side of Cottonwood Canyon Drainage, ca. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  RSA582970  Gamochaeta ustulata Timothy S. Ross, Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, 1035m WNW of Black jack Mtn summit 436 Comment
  RSA582971  Alchemilla occidentalis Tim S. Ross, Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island. Upper E side of Cottonwood Canyon Drainage, ca. 980 m WNW of Black Jack Mtn. Summit 470 Comment
  RSA582994  Trifolium microdon Tim S. Ross 1993-4-22 6903 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); 1400m ESE of Cactus Peak Summit. 393 Comment
  RSA583004  Plagiobothrys canescens Tim Ross, Janet Takara, S. Otte 1993-4-24 6954 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main E west ridgetop, upper NW slope of Silver Peak, W Peak Triangulation Pt, 1804ft. 527 Comment
  RSA583014  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  RSA583023  Acourtia microcephala Tim Ross, Janet Takara, S. Otte 1993-4-24 6963 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing). 91 Comment
  RSA583024  Lotus strigosus var. strigosus T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6952 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on ridgetop ca 1000 m NW of Mt. Torquemada. 396 Comment
  RSA583032  Harpagonella palmeri T. S. Ross 1993-4-22 6869 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560ft); 800 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 305 Comment
  RSA583035  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-22 6874 Los Angeles Santa Catalina Island. SW part of the island in vicinity of Cactus Peak (1560ft); northwesterly slope 350m. ENE peak 419 Comment
  RSA583036  Adenostoma fasciculatum var. fasciculatum Tim S. Ross 1993-4-22 6876 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
  RSA583038  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1993-4-22 6871 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  RSA583047  Encelia californica Timothy S. Ross 1993-4-22 6892 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft). Southerly coastal slope 1320m SE of Cactus Peak summit 351 Comment
  RSA583050  Alchemilla occidentalis Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6966 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA583054  Clarkia epilobioides Tim S. Ross 1993-4-25 6967 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA583067  Trifolium depauperatum var. truncatum Tim S. Ross 1993-4-22 6905 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); 1400m ESE of Cactus Peak Summit. 393 Comment
  RSA583075  Lonicera hispidula var. vacillans T. S. Ross 1993-4-22 6911 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near dogleg. 236 Comment
  RSA583076  Cercocarpus betuloides Tim S. Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near 'dogleg.' 236 Comment
  RSA583078  Melica imperfecta Timothy S. Ross 1993-4-22 6882 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large, lichen-covered outcrop on NNW side of 1528-ft peak. 447 Comment
  RSA583136  Keckiella cordifolia Tim S. Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  RSA583137  Lotus dendroideus var. dendroideus T. S. Ross 1993-4-22 6916 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  RSA584006  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1991-4-25 4579 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 732 Comment
  RSA584007  Lathyrus vestitus var. vestitus T. S. Ross 1991-4-25 4587 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  RSA584012  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1991-4-25 4594 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA584017  Ribes amarum T. S. Ross 1991-4-25 4614 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA584027  Hedera canariensis T. S. Ross, Steve D. Boyd 1990-5-29 2702 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1235 Comment
  RSA584030  Camissonia Tim S. Ross, Steve D. Boyd 1990-5-29 2698 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  RSA584031  Ailanthus altissima Tim S. Ross, Steve D. Boyd 1990-5-29 2697 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1236 Comment
  RSA584039  Selaginella bigelovii Timothy S. Ross, S. D. Boyd 1991-4-25 4583 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 731 Comment
  RSA584044  Galium californicum subsp. flaccidum Tim S. Ross 1992-4-21 6224 Los Angeles Head of Horse Canyon: N side of Horse Canyon Saddle. 963 Comment
  RSA584057  Bromus diandrus Timothy S. Ross, Steve Boyd 1991-4-25 4615 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA584060  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1991-4-25 4591 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  RSA584105  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd 1990-5-15 2517 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA584106  Chenopodium botrys T. S. Ross, Steve D. Boyd 1990-5-15 2516 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA584108  Ligustrum japonicum Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA584112  Berberis aquifolium var. aquifolium T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2997 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA584116  Salix laevigata Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2991 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA584118  Platanus racemosa Tim S. Ross 1990-6-11 2989 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA584122  Rubus ursinus Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2973 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  RSA584125  Drymocallis glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2970 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  RSA584126  Carex alma Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2969 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA584128  Camissonia hirtella Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2967 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA584140  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2978 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA584141  Sambucus mexicana T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2977 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA584169  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA584174  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1990-5-15 2531 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA584219  Clarkia bottae Tim S. Ross 1993-5-27 7328 Los Angeles W end of the San Gabriel Mts.: Wilson Canyon, along the riparian strip. 625 Comment
  RSA584289  Camissonia confusa Tim S. Ross, Orlando Mistretta 1993-5-27 7344 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 686 Comment
  RSA584306  Boykinia rotundifolia T. S. Ross, W. Appleby 1993-6-7 7368 -B Los Angeles W end of the San Gabriel Mountains: Los Pinetos Spring. 887 Comment
  RSA584308  Tetradymia stenolepis Timothy S. Ross, Steve Boyd 1991-3-23 4281 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA584312  Lepidium flavum Timothy S. Ross, Steve Boyd 1991-3-23 4274 Los Angeles Mojave Desert, along N 200th Street East, 1.5 miles S of E Avenue G (Hi Vista). 907 Comment
  RSA584318  Pellaea mucronata var. mucronata T. S. Ross, Steve Boyd 1991-3-23 4260 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development). 926 Comment
  RSA584325  Lomatium mohavense T. S. Ross, Steve Boyd 1991-3-23 4247 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA584326  Centrostegia thurberi Tim S. Ross, S. D. Boyd 1991-3-23 4248 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA584328  Ericameria cuneata var. spathulata Timothy S. Ross, Steve Boyd 1991-3-23 4257 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs. 926 Comment
  RSA584343  Ranunculus hebecarpus Tim S. Ross, Darin Banks 1994-4-13 7528 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  RSA584390  Pteridium aquilinum var. pubescens T. S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8079 Los Angeles San Gabriel Mountains: Sheep Camp Spring, 334 deg. and 520 meters NNW of Pacifico Mountain summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA584391  Sarcodes sanguinea T. S. Ross 1994-5-31 7964 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA584484  Achillea millefolium T. S. Ross 1992-5-24 6415 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA584507  Marah macrocarpa var. major Tim Ross 1992-4-14 1610 Los Angeles San Clemente Island. Eastern escarpment just inside the mouth of Nanny Canyon before it opens onto a sloping terrace and flows northward. 168 Comment
  RSA584587  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1993-5-23 7222 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA584600  Achnatherum coronatum Timothy S. Ross, Orlando Mistretta 1993-5-26 7300 Los Angeles off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle 993 Comment
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA584620  Delphinium patens subsp. hepaticoideum Tim S. Ross, S. D. Boyd 1991-4-25 4611 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA584621  Lithophragma affine T. S. Ross, Steve Boyd 1991-4-25 4612 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA584623  Bromus rubens Timothy S. Ross, Steve Boyd 1991-4-25 4618 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA584629  Nassella cernua Timothy S. Ross, Janet Takara, Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond isthmus, on main east-west ridgetop, ca 615 meters E of Granite Triangulation Point and 620 meters WNW of Oak Triangulation Point. 488 Comment
  RSA584766  Sambucus mexicana T. S. Ross 1990-8-17 3145 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA584768  Calochortus plummerae Timothy S. Ross 1992-7-17 6737 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  RSA584842  Ceanothus oliganthus var. oliganthus Tim S. Ross 1993-6-1 7350 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  RSA584845  Ceanothus leucodermis Tim S. Ross 1993-6-1 7348 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  RSA584846  Sambucus mexicana T. S. Ross 1993-6-1 7362 a Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  RSA584848  Phacelia grandiflora Tim S. Ross 1993-6-1 7356 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  RSA584851  Galium grande Tim S. Ross 1993-6-1 7354 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp ( on Winter Creek), on the W side of Santa Anita Canyon. 817 Comment
  RSA584859  Amorpha californica var. californica T. S. Ross 1993-6-1 7363 Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  RSA584862  Cytisus monspessulanus T. S. Ross 1993-6-1 7365 a Los Angeles NW margin of Chantry Flat. 665 Comment
  RSA584865  Holodiscus microphyllus Tim S. Ross, Steve D. Boyd 1990-6-4 2804 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  RSA584866  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1990-6-4 2803 Los Angeles East-West ridge ca 1400 m N of MT GLEASON: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon 1549 Comment
  RSA584868  Mentzelia congesta Tim S. Ross, Steve D. Boyd 1990-6-4 2801 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  RSA584877  Cryptantha nevadensis var. nevadensis T. S. Ross, Steve D. Boyd 1990-6-1 2788 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA584903  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1992-7-5 6605 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA584909  Achnatherum coronatum Timothy S. Ross 1992-5-8 6296 Los Angeles San Antonio Canyon just SW of Mt. Baldy Village along Glendora Ridge Road. 1320 Comment
  RSA584948  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA584950  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA584951  Cistanthe monandra Timothy S. Ross, Steve Boyd 1991-4-25 4586 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 731 Comment
  RSA584953  Thalictrum fendleri var. fendleri Tim S. Ross, S. D. Boyd 1990-6-1 2778 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA584959  Mimulus cardinalis Tim S. Ross, S. D. Boyd 1990-6-1 2772 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA584962  Chenopodium pratericola T. S. Ross 1990-6-1 2768 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA584966  Astragalus douglasii var. douglasii T. S. Ross 1990-6-1 2762 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA584968  Calystegia longipes T. S. Ross 1990-6-1 2760 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA584980  Chenopodium murale T. S. Ross 1993-5-16 7153 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 770 m NW of Horse Canyon Saddle. 1067 Comment
  RSA584981  Rafinesquia californica Timothy S. Ross 1993-5-16 7150 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 770 m NW of Horse Canyon Saddle. 1067 Comment
  RSA585031  Vitis vinifera Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA585033  Rubus discolor Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA585149  Keckiella breviflora Tim S. Ross, Steve D. Boyd 1990-5-31 2740 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585152  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585155  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-31 2732 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585156  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-1 2754 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA585158  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-1 2755 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. along Moody Canyon 1341 Comment
  RSA585315  Arabis pulchra var. gracilis Timothy S. Ross 1991-4-27 4654 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA585316  Phacelia davidsonii Tim S. Ross 1991-4-27 4649 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
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Dec 31 2018
  RSA585318  Cryptantha similis T. S. Ross 1991-4-27 4648 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA585325  Syntrichopappus fremontii Timothy S. Ross 1991-4-27 4722 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA585328  Mimulus fremontii Tim S. Ross 1991-4-27 4634 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA585330  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  RSA585334  Linanthus bigelovii T. S. Ross 1991-4-27 4708 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585340  Centrostegia thurberi Tim S. Ross 1991-4-27 4642 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA585343  Cryptantha micrantha T. S. Ross 1991-4-27 4638 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA585349  Salvia columbariae Tim S. Ross 1991-4-27 4629 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA585352  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4625 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA585356  Emmenanthe penduliflora Tim S. Ross 1991-4-27 4695 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585361  Cryptantha barbigera T. S. Ross 1991-4-27 4703 a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585371  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA585374  Microseris lindleyi Timothy S. Ross 1991-4-27 4656 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA585404  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd 1990-5-29 2713 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA585424  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-31 2747 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585432  Holodiscus microphyllus Tim S. Ross, Steve D. Boyd 1990-5-31 2726 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585435  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-5-31 2729 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585436  Melica imperfecta Timothy S. Ross 1990-5-31 2730 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585437  Polystichum imbricans subsp. imbricans T. S. Ross, Steve Boyd 1990-5-31 2731 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  RSA585465  Mirabilis laevis var. villosa Tim S. Ross, Steve D. Boyd 1990-5-29 2679 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA585467  Ephedra nevadensis T. S. Ross, Steve Boyd 1990-5-29 2678 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road 1143 Comment
  RSA585531  Bromus hordeaceus Timothy S. Ross 1992-4-21 6223 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  RSA585533  Galium porrigens var. porrigens Tim S. Ross 1992-4-21 6225 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  RSA585539  Ribes malvaceum var. viridifolium Tim S. Ross 1992-4-21 6214 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon and Cattle Canyon, draining northward toward the latter. 1232 Comment
  RSA585544  Ceanothus oliganthus var. oliganthus Tim S. Ross 1992-4-21 6226 Los Angeles Head of Horse Canyon: N side of Horse Canyon Saddle. 963 Comment
  RSA585681  Aesculus californica Tim S. Ross 1990-6-11 3333 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA585683  Garrya flavescens Tim S. Ross 1990-6-11 3331 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA585689  Cercis occidentalis T. S. Ross 1990-6-11 3015 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA585695  Baccharis salicifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3007 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA585696  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3004 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA585698  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3001 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA585819  Argyranthemum foeniculaceum Timothy S. Ross 1992-3-28 6055 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove. Comment
  RSA585820  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -b Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  RSA585821  Schinus polygamus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA585823  Schinus polygamus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA585909  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2606 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA585910  Fremontodendron californicum subsp. californicum Tim S. Ross 1990-5-23 2605 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA585911  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-23 2604 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA585913  Penstemon centranthifolius Tim S. Ross 1990-5-17 2566 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA585929  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2936 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA585937  Achnatherum coronatum Timothy S. Ross, Steve Boyd 1990-5-23 2642 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1524 Comment
  RSA585946  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2629 Los Angeles Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  RSA585948  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-5-23 2625 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  RSA585951  Chaenactis santolinoides Timothy S. Ross, Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  RSA586529  Mimulus aurantiacus Tim S. Ross 1992-5-24 6413 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  RSA586545  Vulpia octoflora Timothy S. Ross 1991-4-28 4752 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA586546  Vulpia microstachys Timothy S. Ross 1991-4-28 4751 b Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  RSA587073  Eschscholzia caespitosa Tim S. Ross 1993-5-16 7158 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA587272  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1990-5-17 2555 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587275  Carex subfusca Timothy S. Ross 1990-5-17 2579 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587276  Lupinus andersonii T. S. Ross, S. D. Boyd 1990-5-17 2578 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587277  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-17 2577 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587278  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd 1990-5-17 2576 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA587747  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA587754  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  RSA587759  Krascheninnikovia lanata T. S. Ross 1991-4-27 4727 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA588910  Spartium junceum T. S. Ross 1990-6-8 2951 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA588921  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2931 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA588924  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2926 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA589114  Thysanocarpus laciniatus Timothy S. Ross 1992-4-4 6100 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road 1207 Comment
  RSA589172  Cryptantha micrantha T. S. Ross 1991-4-28 4746 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA589176  Emmenanthe penduliflora Tim S. Ross 1991-4-28 4766 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589178  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-28 4774 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589184  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo]., Running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  RSA589197  Nama demissa Tim S. Ross 1991-4-27 4675 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  RSA589230  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-8 2917 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA589231  Bromus grandis Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2930 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA589233  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2915 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA589239  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-6-8 2906 b Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA589255  Cryptantha barbigera T. S. Ross 1991-4-28 4782 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA589264  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner: 0.85 mile and ca. 152? SW of Three Sisters [buttes]. 959 Comment
  RSA589269  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-4-28 4770 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589273  Poa secunda Timothy S. Ross 1991-4-28 4764 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589274  Achnatherum speciosum Timothy S. Ross 1991-4-28 4759 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589279  Zigadenus brevibracteatus Timothy S. Ross 1991-4-28 4768 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589313  Hordeum intercedens Timothy S. Ross 1995-5-21 8608 Los Angeles San Clemente Island, terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 feet SSE of Rest triangulation point (1336-feet) and 3540 feet NNW of slope tri. pt. (781-feet). 271 Comment
  RSA589314  Psilocarphus tenellus Timothy S. Ross 1995-5-21 8606 Los Angeles San Clemente Island, terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 feet SSE of Rest triangulation point (1336-feet) and 3540 feet NNW of slope tri. pt. (781-feet). 271 Comment
  RSA589324  Nassella lepida Timothy S. Ross, Mark Elvin, Jennifer Stone 1995-5-19 8581 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA589332  Lotus argophyllus subsp. ornithopus T. S. Ross 1995-5-20 8594 Los Angeles San Clemente Island. Southwesterly-trending ridge 1640 ft due S of Guse (888 ft) triangulation point. 145 Comment
  RSA589336  Lathyrus odoratus T. S. Ross, Gery Allen, Mark Elvin 1995-5-20 8591 Los Angeles San Clemente Island. Along the main N-S road between upper Larkspur Canyon and Marine Terrace Grde, ca. 960 feet due south of the center of the old airfield landing strip. 267 Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA589500  Psilocarphus tenellus Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8590 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA589501  Chamaesyce serpens T. S. Ross 1995-5-19 8576 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  RSA589503  Schismus arabicus Timothy S. Ross, Mark Elvin 1995-5-19 8577 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  RSA589509  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  RSA589510  Eremocarpus setiger T. S. Ross 1995-5-21 8601 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  RSA589511  Salvia columbariae Tim S. Ross, Gery Allan, Mark A. Elvin 1995-5-21 8599 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft. SSE of Rest triangulation point (1336-ft). 358 Comment
  RSA589513  Muhlenbergia appressa Timothy S. Ross, Allan Elvin 1995-5-21 8598 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft. SSE of Rest triangulation point (1336-ft). 358 Comment
  RSA589779  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8200 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 128 Comment
  RSA589864  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  RSA589870  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8199 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 143 Comment
  RSA589871  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  RSA589873  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8205 Los Angeles Santa Catalina Island. W end of the island, NW side of silver Peak, just below summit. 527 Comment
  RSA590340  Lasthenia gracilis Timothy S. Ross 1993-4-21 6854 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  RSA590341  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit. 426 Comment
  RSA590343  Crassula connata var. erectoides Tim Ross 1993-4-21 6858 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  RSA590414  Gamochaeta ustulata Timothy S. Ross 1993-4-21 6847 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit. 436 Comment
  RSA590424  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-21 6841 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA590429  Lotus hamatus T. S. Ross 1993-4-21 6834 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA590475  Calochortus venustus Timothy S. Ross, Walter Appleby 1993-5-20 7208 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA590506  Schoenoplectus maritimus Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6824 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  RSA590507  Schoenoplectus pungens Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6825 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  RSA590517  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-19 7176 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 854 Comment
  RSA590557  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA590600  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7136 Los Angeles forest service firebreak between Whitney Canyon and Los Pinetos spring along north-trending ridge 954 Comment
  RSA590609  Filago californica Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2939 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA590610  Eriogonum hirtiflorum Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2944 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA590611  Muilla maritima Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2949 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA590613  Orobanche bulbosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2921 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  RSA590659  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-1 2756 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. Along Moody Canyon. 1341 Comment
  RSA590665  Aquilegia formosa Tim S. Ross, S. D. Boyd 1990-5-29 2716 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA590666  Eriogonum angulosum Tim S. Ross, S. D. Boyd 1990-5-29 2694 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA590842  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-5-23 2602 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA590845  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-17 2562 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA590846  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-5-17 2565 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA590850  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-5-15 2544 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  RSA590851  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA590859  Pinus halepensis T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6056 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove. Redondo Beach USGS 7.5' quad. Comment
  RSA594739  Eriodictyon crassifolium var. nigrescens Tim S. Ross 1995-4-7 8352 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA594740  Astragalus trichopodus var. phoxus T. S. Ross 1995-4-7 8348 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA594744  Achnatherum coronatum Timothy S. Ross 1995-4-7 8360 Los Angeles TEMPLIN HIGHWAY ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA594757  Sanicula crassicaulis T. S. Ross 1995-4-7 8355 Los Angeles Templin Highway, ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA594957  Pectocarya setosa T. S. Ross 1995-4-26 8392 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA594961  Poa secunda Timothy S. Ross 1995-4-26 8397 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA594971  Salvia carduacea Tim S. Ross 1995-4-26 8379 Los Angeles Southwesterly slope of LIEBRE MOUNTAIN along Forest Service Road 7N23; ca 4300 ft SW of Sandberg Triangulation Point (5345 ft) 1415 Comment
  RSA594973  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross 1995-4-26 8383 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA595452  Nemophila menziesii var. menziesii Tim S. Ross, Victor W. Steinmann 1995-5-8 8570 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595455  Phacelia douglasii Tim S. Ross, Victor W. Steinmann 1995-5-8 8564 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595458  Achnatherum speciosum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8569 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595460  Cnicus benedictus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8563 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595461  Chaenactis xantiana Timothy S. Ross, Victor W. Steinmann 1995-5-8 8557 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595679  Lotus strigosus var. strigosus T. S. Ross, Victor W. Steinmann 1995-5-8 8558 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595870  Iris pseudacorus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8529 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA595871  Filago californica Timothy S. Ross, Victor W. Steinmann 1995-5-8 8542 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA595873  Microseris lindleyi Timothy S. Ross, Victor W. Steinmann 1995-5-8 8543 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA595879  Lupinus excubitus var. hallii T. S. Ross, Victor W. Steinmann 1995-5-8 8532 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA596007  Artemisia tridentata subsp. parishii Timothy S. Ross, J. Mark Porter 1995-5-4 8434 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596017  Phacelia cicutaria var. hispida Tim S. Ross, J. Mark Porter 1995-5-4 8408 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596027  Lonicera interrupta T. S. Ross, J. Mark Porter 1995-5-4 8445 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596028  Eriogonum fasciculatum var. polifolium Tim S. Ross, J. Mark Porter 1995-5-4 8443 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596030  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, J. Mark Porter 1995-5-4 8442 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596031  Juncus bufonius var. bufonius Timothy S. Ross, J. Mark Porter 1995-5-4 8449 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA596033  Mimulus guttatus Tim S. Ross, J. Mark Porter 1995-5-4 8451 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596039  Rafinesquia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8407 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596044  Galium angustifolium subsp. angustifolium Tim S. Ross, J. Mark Porter 1995-5-4 8412 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596057  Camissonia ignota Tim S. Ross, J. Mark Porter 1995-5-4 8427 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596074  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1995-6-28 8618 Los Angeles Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 723 Comment
  RSA596079  Quercus chrysolepis Tim S. Ross, Steve D. Boyd 1995-6-28 8646 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596085  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8641 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596087  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1995-6-28 8631 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  RSA596134  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -B Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596140  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1995-6-28 8651 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596141  Keckiella ternata subsp. ternata Tim S. Ross, Steve D. Boyd 1995-6-28 8655 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596211  Atriplex canescens subsp. canescens T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3387 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA596213  Forestiera pubescens Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-11 3385 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA596219  Acamptopappus sphaerocephalus var. hirtellus T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3402 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA596220  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-11 3401 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA596221  Polypogon viridis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3400 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA596229  Juniperus californica T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3391 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA596312  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3368 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA596315  Achnatherum coronatum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3373 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA596374  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Steve Boyd 1995-6-28 8620 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596382  Dudleya pulverulenta T. S. Ross, S. D. Boyd 1995-6-28 8653 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596385  Bromus grandis Timothy S. Ross, Steve Boyd 1995-6-28 8650 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596414  Syringa vulgaris Tim S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3351 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA596421  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3358 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA596424  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3359 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA596800  Cirsium occidentale var. occidentale Timothy S. Ross, J. Mark Porter 1995-5-4 8508 Los Angeles Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA596803  Clarkia unguiculata Tim S. Ross, J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA596809  Hypochaeris glabra Timothy S. Ross, J. Mark Porter 1995-5-4 8483 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596810  Carex alma Timothy S. Ross, J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596811  Galium porrigens Tim S. Ross, J. Mark Porter 1995-5-4 8484 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596813  Sonchus asper Timothy S. Ross, J. Mark Porter 1995-5-4 8471 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596819  Lotus strigosus var. strigosus T. S. Ross, J. Mark Porter 1995-5-4 8463 B Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596820  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8463 A Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596821  Salsola tragus T. S. Ross, J. Mark Porter 1995-5-4 8496 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596823  Galium aparine Tim S. Ross, J. Mark Porter 1995-5-4 8495 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA596837  Lamarckia aurea Timothy S. Ross, J. Mark Porter 1995-5-4 8481 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596883  Sisymbrium irio Timothy S. Ross, J. Mark Porter 1995-5-4 8467 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596889  Vulpia myuros var. myuros Timothy S. Ross, J. Mark Porter 1995-5-4 8513 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596892  Stellaria nitens Timothy S. Ross, J. Mark Porter 1995-5-4 8512 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596911  Cryptantha muricata var. muricata T. S. Ross, J. Mark Porter 1995-5-4 8521 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596913  Chenopodium murale T. S. Ross, J. Mark Porter 1995-5-4 8516 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596919  Anthriscus caucalis T. S. Ross, J. Mark Porter 1995-5-4 8522 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596920  Linanthus dichotomus T. S. Ross, J. Mark Porter 1995-5-4 8523 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596921  Claytonia parviflora subsp. parviflora Timothy S. Ross, J. Mark Porter 1995-5-4 8524 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA597010  Phacelia ramosissima var. latifolia Tim S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3805 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA597014  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3811 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA597021  Chaenactis glabriuscula var. lanosa Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3817 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA597032  Cuscuta californica var. californica T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  RSA597035  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3835 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA597038  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3838 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA597045  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-25 3829 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA597047  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3831 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA597119  Abies concolor T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3712 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA597121  Garrya flavescens Tim S. Ross 1990-6-22 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597123  Lupinus excubitus var. austromontanus T. S. Ross 1990-6-22 3715 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA597192  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3732 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA597196  Achnatherum speciosum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3725 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597263  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-6-18 3526 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  RSA597264  Viola purpurea subsp. mohavensis Tim S. Ross, Steve D. Boyd 1990-6-18 3523 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597269  Phacelia fremontii Tim S. Ross 1990-6-18 3514 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597274  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA597286  Gilia modocensis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3740 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA597377  Gilia modocensis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3708 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA597380  Tetradymia canescens Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3705 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597383  Penstemon speciosus Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3701 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597389  Argemone munita Tim S. Ross, S. D. Boyd 1990-6-18 3507 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597392  Pinus monophylla T. S. Ross, Steve Boyd 1990-6-18 3510 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  RSA597395  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-6-18 3499 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597396  Erigeron foliosus var. foliosus Timothy S. Ross, Steve Boyd 1990-6-18 3500 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA597444  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near west summit of LIEBRE MOUNTAIN 1707 Comment
  RSA597455  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-6-6 2829 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA597734  Elymus trachycaulus subsp. subsecundus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3790 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA597740  Eriogonum saxatile Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3796 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA597741  Pterostegia drymarioides Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3799 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA597743  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA598078  Bromus grandis Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3773 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA598083  Phacelia longipes Tim S. Ross 1990-6-25 3778 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA598084  Tauschia parishii T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3779 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA612653  Erodium cicutarium Damian Ross 1997-3-8 2 Los Angeles Bernard Biological Field Station Claremont Colleges. Just west of Infirmary Rd., about 1/2 distance between Foothill Blvd. and former Infirmary building (single patch). 412 Comment
  RSA626772  Arctostaphylos glandulosa subsp. mollis T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  SBBG101134  Malacothrix foliosa subsp. foliosa T. Ross, E. Kellogg 1992-4-13 6146 Los Angeles vicinity of Darter, (340 degrees NNW, 1140 m distant from 199' Benchmark near Flasher;, ca. 250 m NNW of shifting sands) 18 Comment
  SBBG101135  Artemisia nesiotica T. Ross, E. Kellogg 1992-4-13 6147 Los Angeles coastal secondary terrace ENE of Darter 56 Comment
  SBBG101139  Parapholis incurva T. Ross 1992-4-14 6183 Los Angeles Lemon Tank Rd, ca. 25 m ESE of its intersection with the main N-S island rd 341 Comment
  SBBG101140  Trifolium depauperatum T. Ross 1992-4-14 6184 Los Angeles ca. 20-40 m ENE of intersection of the new Lemon Tank Rd and main N-S island access rd 339 Comment
  SBBG101145  Calystegia macrostegia subsp. amplissima T. Ross 1992-4-14 6178 Los Angeles ca. 230 m distant west from where Nanny Cyn drainage meets the sea 74 Comment
  SBBG105562  Hulsea vestita subsp. gabrielensis T. Ross 1994-5-31 7976 Los Angeles Pacifico Mtn ca. 860 m WNW of the 7124' summit 2072 Comment
  SBBG108409  Festuca microstachys T. Ross 1995-5-21 8605 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG108413  Carex tumulicola T. Ross 1995-5-21 8612 Los Angeles West fork at head of Snail Cyn, of slope Triangulation Pt, margin of draw bottom 237 Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  SBBG108419  Daucus pusillus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8586 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt Comment
  SBBG108426  Euphorbia spathulata T. Ross 1995-5-21 8600 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG96777  Diplacus X australis T. Ross 1990-6-6 2858 Los Angeles Green Valley Pasture, in Francisquito Cyn 926 Comment
  SBBG96789  Eremothera boothii subsp. decorticans T. Ross, S. Boyd 1990-6-6 2882 Los Angeles Piru Ponds 644 Comment
  SBBG96792  Galium angustifolium subsp. angustifolium T. Ross, S. Boyd 1990-6-6 2821 a Los Angeles Green Valley Pasture, in San Francisquito Cyn Comment
  SBBG96795  Trichostema lanatum T. Ross, S. Boyd 1990-6-6 2834 Los Angeles Green Valley Pasture (San Francisquito Cyn) 926 Comment
  SBBG96796  Hulsea heterochroma T. Ross, S. Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture, in Francisquito Cyn 926 Comment
  SBBG96868  Rhus integrifolia T. Ross 1991-3-24 4309 Los Angeles steep SW slope of canyon that drains SSE into Turnbull Cyn, Whittier Hills (Puente Hills) 237 Comment
  SBBG98047  Lamarckia aurea T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5228 Los Angeles 1650 ft WNW of Guds, graded by the Navy to form a "pad" 201 Comment
  SBBG98054  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5216 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  SBBG98075  Pseudognaphalium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5199 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  SBBG98417  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5275 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 304 Comment
  SBBG9842  Pseudognaphalium microcephalum T. Ross 1991-5-22 5465 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  SBBG98428  Parietaria hespera var. californica T. Ross 1991-5-23 5480 Los Angeles mouth of Tota Cyn 6 Comment
  SBBG98430  Gambelia speciosa T. Ross 1991-5-23 5481 Los Angeles lower Tota Cyn, E escarpment 36 Comment
  SBBG98431  Thysanocarpus laciniatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5295 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SBBG98433  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5244 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 388 Comment
  SBBG98444  Malacothamnus clementinus T. Ross 1991-5-23 5506 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  SBBG98455  Pelargonium X hortorum T. Ross 1991-5-22 5435 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  SBBG98464  Piptatherum miliaceum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5049 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  SBBG98469  Hypochaeris glabra T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5269 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 312 Comment
  SBBG98470  Mimulus guttatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5266 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 312 Comment
  SBBG98471  Opuntia ficus-indica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5063 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  SBBG98473  Juncus patens T. Ross 1991-5-23 5498 Los Angeles lower Tota Cyn 88 Comment
  SBBG98474  Amblyopappus pusillus T. Ross 1991-5-23 5499 Los Angeles lower Tota Cyn, E escarpment 88 Comment
  SBBG98487  Bromus rubens T. Ross 1991-5-22 5470 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 83 Comment
  SBBG98491  Deinandra clementina T. Ross 1991-5-23 5482 Los Angeles lower Tota Cyn, E escarpment 36 Comment
  SBBG98504  Uropappus lindleyi T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5167 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  SBBG98511  Mirabilis californica T. Ross 1991-5-21 5404 Los Angeles E fork of Box Cyn near its jct with the W fork 451 Comment
  SBBG98514  Myriopteris newberryi T. Ross 1991-5-23 5485 Los Angeles lower Tota Cyn, E escarpment 44 Comment
  SBBG98524  Carex tumulicola T. Ross 1991-5-21 5390 Los Angeles upper E branch of Box Cyn 463 Comment
  SBBG98536  Pholistoma auritum T. Ross 1991-5-21 5412 Los Angeles upper reaches of Box Cyn, SW side of island 411 Comment
  SBBG98546  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5340 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98547  Stebbinsoseris heterocarpa T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5322 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98567  Juglans californica T. and A. Ross 1991-3-7 4152 Los Angeles Elephant Hill, W Pomona 335 Comment
  SBBG98575  Phacelia cicutaria var. hispida T. and A. Ross 1991-6-3 5543 Los Angeles Elephant Hill, W Pomona 286 Comment
  SBBG98576  Malosma laurina T. Ross, A. Ross 1991-6-3 5536 Los Angeles Elephant Hill, western Pomona 316 Comment
  SBBG98605  Diplacus longiflorus T. and A. Ross 1991-3-7 4158 Los Angeles Elephant Hill; SW base of hill 251 Comment
  SBBG98606  Diplacus X australis T. Ross 1991-3-9 4205 Los Angeles SE side of ridgetop knoll, head of Oak Cyn Comment
  SBBG98608  Calystegia macrostegia subsp. intermedia T. Ross 1991-4-8 4466 Los Angeles Elephant Hill, western Pomona 228 Comment
  SBBG98612  Schinus molle T. Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills (Puente Hills) 320 Comment
  SBBG98618  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98622  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5321 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  SBBG98626  Calystegia macrostegia subsp. amplissima T. Ross 1991-5-20 5351 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of 750' Benchmark 185 Comment
  SBBG98628  Linanthus pygmaeus subsp. pygmaeus T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5337 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98630  Nuttallanthus texanus T. Ross 1991-5-20 5343 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98634  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5333 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98640  Suaeda taxifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5090 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  SBBG98641  Atriplex leucophylla T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5088 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  SBBG98643  Festuca perennis T. Ross 1991-5-20 5359 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  SBBG98655  Chenopodium californicum T. Ross 1991-5-20 5353 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  SBBG98658  Lupinus truncatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5273 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  SBBG98661  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5175 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SBBG98669  Lupinus bicolor T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5171 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SBBG98671  Nuttallanthus texanus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5181 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SBBG98674  Camissoniopsis guadalupensis subsp. clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5081 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  SBBG98682  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5176 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SBBG98685  Crassula connata T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5154 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  SBBG98686  Melilotus indicus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5051 b Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  SBBG98688  Avena fatua T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5052 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  SBBG98706  Eriophyllum confertiflorum var. confertiflorum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5274 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  SBBG98956  Hordeum intercedens T. Ross 1991-5-20 5371 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse; near eroded earthen dam 164 Comment
  SD215363  Amaranthus albus Timothy S. Ross, Steve Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 meters due North of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1743 Comment
  SD215608  Leptosiphon breviculus Timothy S. Ross, Steve Boyd, et al. 1990-6-25 3798 Los Angeles Vicinity of Crystal Lake. 1676 Comment
  SD215615  Eriogonum davidsonii Timothy S. Ross, Steve Boyd 1990-6-18 3522 Los Angeles Ball Flat; 1500 m due north of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1743 Comment
  SD215686  Phoradendron bolleanum Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3388 Los Angeles Little Rock Creek: Joshua Tree Campground on the southwest side of Little Rock Reservoir; Pacifico Mountain 7.5' USGS topo sheet 997 Comment
  SEINET11262205  Asclepias fascicularis Timothy S. Ross, Steve Boyd 1994-9-21 8344 Los Angeles 'Cow Spring Pond': Sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  SEINET11263743  Monardella linoides subsp. stricta Tim Ross 1990-8-17 3146 Los Angeles San Gabriel Mtns, upper Big Rock Creek. 120-200 m N of Icy Springs. Valyermo 7.5' USGS.; 0 1725 Comment
  SEINET3861129 Image available Adiantum capillus-veneris Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  SEINET3863458 Image available Juniperus californica Timothy S. Ross, Steve Boyd 1994-9-20 8229 Los Angeles 2 miles NW of ACTON: Sandy wash, S side of intersection Escondido Cnayon Road & Red Rover Mine Road.; 0 884 Comment
  SEINET3863462 Image available Juniperus californica Timothy S. Ross, Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy14) 1.1 road miles SW of Agua Dulce Road.; 0 661 Comment
  SEINET3871639  Dryopteris arguta Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8110 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  SEINET3877472  Juncus balticus Timothy S. Ross, Steve Boyd 1994-9-21 8336 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the North foot of Liebre Mtn. and on the South side of West Oakdale Canyon Road, ca 100 m West of the Cow Spring Canyon drainage. Liebre Mountain. 7.5' USGS Quadrangle.; 0 1149 Comment
  SEINET3884671  Allium lacunosum var. lacunosum Timothy S. Ross, Steve Boyd 1994-5-25 7922 Los Angeles Necktie Basin: Hanging basin ca. 470-830 m West of Warm Springs Mountain summit. These collections from ca 600-800 m WSW of summit. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 1061 Comment
  SEINET3884831  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Flora of the Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. Elevation ca 4800-5240 feet.; 0 1494 Comment
  SEINET3890368  Epipactis gigantea Timothy S. Ross, Steve Boyd 1994-5-10 7708 Los Angeles Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); NNW of Warm Springs Mountain summit. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 799 Comment
  SEINET3923872  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles Adobe MOUNTAIN: SW Mojave Desert; on the Adobe Mountain USGS 7.5 topo.; 0 927 Comment
  SEINET3926327  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier hills (local name for the western extremity of the Puente Hills): head of Turnbull Canyon, about 80 m SW of the intersection Skyline Drive with Turnbull Canyon Road. Whittier 7.5' USGS quadrangle.; 0 349 Comment
  SEINET3930677  Atriplex canescens subsp. canescens Timothy S. Ross, J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert. Open desert on Northwest corner of Black Butte Basin Road and Avenue U, ca 1275 m southwest of Three Sisters buttes.; 0 960 Comment
  SEINET4208559  Elymus glaucus subsp. jepsonii Tim Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles W end of San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. San Fernando 7.5' USGS quadrangle.; 0 1097 Comment
  SEINET4558776  Agrostis pallens Tim Ross, Orlando Mistretta, Mike Hammitt 1991-1 5256 a Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) 386 Comment
  SEINET4676162  Cordylanthus rigidus Tim Ross 1990-8-17 3130 Los Angeles San Gabriel Mtns: S side of the Blue Ridge, 0.6 miles east of Vincent Gap along the Angeles Crest Highway (Hwy 2). Mescal Creek 7.5 foot USGS quadrangle.; 0 2060 Comment
  SEINET5585750  Achnatherum occidentale Tim Ross, Steve Boyd 1991-1 5657 Los Angeles Granite Mountain: San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1975 Comment
  SEINET935026  Bromus carinatus var. marginatus Tim Ross 1992-1 6385 Los Angeles E. fork of the San Gabriel River, ca. 145 m SSE of the mouth of Shoemaker Canyon; Rancho Santa Ana Botanic Garden Comment
  SEINET943624  Bromus carinatus var. carinatus Tim Ross, Walter Appleby 1993-1 7183 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando 7.5 (QUAD); Rancho Santa Ana Botanic Garden 950 Comment
  SEINET943639  Bromus carinatus var. carinatus Timothy S. Ross, Victor W. Steinmann 1995-1 8551 Los Angeles Slopes between Leona Valley and LOST VALLEY, Sleepy Valley 7.5 (QUAD) 1097 Comment
  UC1073262  Quercus cornelius-mulleri George B. Rossbach 1955-6-20 228 Los Angeles about 2 mi n Mill Creek Summit (Los Angeles Crest Highway (Route 2), near Aliso Canyon Road) 1219 Comment
  UC1583142  Ceanothus oliganthus var. oliganthus Tim Ross and Steve Boyd 1990-5-14 2469 Los Angeles Yerba Buena Ridge Tujunga Ranger District, Angeles Nat. For., San Gabriel Mts. Comment
  UC1583145  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-5-14 2463 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1155 Comment
  UC1583146  Clematis lasiantha Tim Ross and Steve Boyd 1990-5-14 2464 Los Angeles Yerba Buena Ridge San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1066 Comment
  UC1583151  Mentzelia micrantha Tim Ross, Steve Boyd 1990-5-14 2473 Los Angeles Tujunga Ranger District San Gabriel Mountains, Yerba Buena Ridge, Angeles National F; NE 1/4 SW 1/4 1121 Comment
  UC1583153  Arctostaphylos glandulosa subsp. mollis Tim Ross and Steve Boyd 1990-5-14 2468 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1048 Comment
  UC1584027  Juncus macrophyllus Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4049 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga R.D. 1463 Comment
  UC1584030  Solanum douglasii Tim Ross 1991-2-23 4090 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping wnw from Turnbull Canyon Road x Skyline Drive Whittier Hills; , Upper Turnbull Canyon 292 Comment
  UC1584031  Chenopodium berlandieri Tim Ross 1991-2-23 4084 Los Angeles on slope dropping wnw from Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UC1584033  Ribes speciosum Tim Ross 1991-2-23 4082 Los Angeles on slope dropping wnw Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UC1584039  Adiantum capillus-veneris Tim Ross and Orlando Mistretta 1990-10-24 3291 Los Angeles lower Cape Horn Canyon Cape Horn Canyon; San Gabriel Mts, Angeles National Forest, Cape Horn Manageme 548 Comment
  UC1584044  Bromus laevipes Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles ne of Tie Summit Station (e of Angeles Forest Highway, San Gabriel Mountains, Angeles National Forest, Tujunga Ranger District, (w drainage that meets Tie Canyon)); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1524 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  UC1584057  Castilleja minor subsp. spiralis Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4046 Los Angeles ne of Tie Summit Station (e of Angeles National Forest, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tie Canyon 1463 Comment
  UC1584064  Ulmus parvifolia Tim Ross 1990-10-5 3235 Los Angeles as the crow flies .9 mi wsw Burro Peak (.9 mi N of the W Fork bridge, N Fork San Gabriel River); San Gabriel Mountains, N Fork San Gabriel River Comment
  UC1584105  Solanum americanum Tim Ross, Orlando Mistretta 1990-10-26 3317 Los Angeles San Gabriel Mountains, Horse Canyon drainage San Gabriel Mountains; , Horse Canyon drainage 658 Comment
  UC1584106  Schinus molle Tim Ross 1991-2-23 4114 Los Angeles ca. 1/4 air-mile w. of Turnbull Canyon Rd. x Skyline Dr. Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 310 Comment
  UC1584107  Rhus trilobata Tim Ross 1991-2-23 4112 Los Angeles Upper Turnbull Canyon 1/4 airmile w of Turnbull Canyon Rd x Sykyline Dr; Whittier Hills, Puente Hills 249 Comment
  UC1584108  Mirabilis laevis var. crassifolia Tim Ross 1991-2-23 4103 Los Angeles ca 1/5 air mi wnw of Turnbull Canyon Rd x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills) 295 Comment
  UC1584219  Ceanothus greggii var. vestitus Tim Ross and Steve Boyd 1990-5-17 2591 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest (Tujunga District,) Comment
  UC1584220  Chaenactis santolinoides Tim Ross and Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  UC1584221  Collinsia callosa Tim Ross, Steve Boyd 1990-5-17 2593 Los Angeles Mill Creek Tree Plantation; San Gabriel Mtns; Angeles National Forest, Tujunga District 1612 Comment
  UC1584223  Penstemon grinnellii Tim Ross and Steve Boyd 1990-5-17 2595 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  UC1584229  Schoenoplectus americanus Tim Ross, Steve Boyd 1990-6-6 2866 Los Angeles n end Piru Pond (Los Padres National Forest (admin. by Angeles N.F.)); Liebre Mtn Quad., Los Padres National Forest, Piru Pond 644 Comment
  UC1584237  Eremothera boothii subsp. decorticans Tim Ross and Steve Boyd 1990-6-6 2882 Los Angeles slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UC1584242  Atriplex lentiformis subsp. lentiformis Tim Ross, Steve Boyd 1990-6-6 2887 Los Angeles Piru Pond Liebre Mtn Quad., , Los Padres National Forest (Los Padres National Forest (admin. by Angeles N.F.)) 644 Comment
  UC1584245  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 A Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  UC1584246  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  UC1584248  Camissoniopsis bistorta Tim Ross and Steve Boyd 1990-6-6 2825 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon 926 Comment
  UC1584250  Adenostoma fasciculatum Tim Ross and Steve Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture in San Francisquito Canyon; Lake Hughes U.S.G.S. 7.5' Quad., , Gr 926 Comment
  UC1584251  Erysimum capitatum Tim Ross and Steve Boyd 1990-6-6 2888 Los Angeles steep scree slope to sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' Quadrangle 644 Comment
  UC1584253  Helianthus annuus Tim Ross and Steve Boyd 1990-6-6 2890 Los Angeles Piru Pond, Liebre Mtn USGS 7.5' quadrangle Los Padres National Forest, Liebre Mtn. Quad., Piru Pond 644 Comment
  UC1584259  Nassella lepida Tim Ross and Steve Boyd 1990-6-6 2833 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon 926 Comment
  UC1584262  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon, Green 926 Comment
  UC1584265  Nicotiana quadrivalvis Tim Ross and Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture San Francisquito Canyon, Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  UC1584268  Eriogonum thurberi Tim Ross, Steve Boyd 1990-6-6 2849 Los Angeles Green Valley Pasture in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' quad. 926 Comment
  UC1584272  Chenopodium album Tim Ross and Steve Boyd 1990-6-6 2853 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  UC1584698  Urtica urens Tim Ross 1991-3-24 4302 Los Angeles Whittier Hills (Puente Hills, pro parte), Lower Turnbull Canyon Lower Turnbull Canyon; Whittier Hills, Lower Turnbull Canyon 170 Comment
  UC1584700  Lamarckia aurea Tim Ross 1991-3-24 4317 Los Angeles between Sycamore Canyon and Turnbull Canyon (Whittier Hills, (Puente Hills, pro parte)); Whittier Hills 361 Comment
  UC1584701  Brassica nigra Tim Ross 1991-3-24 4319 Los Angeles Whittier Hills (Puente Hills, pro parte): between Sycamore Canyon and Turnbull Canyons. 363 Comment
  UC1584703  Salsola australis Tim Ross 1991-3-24 4322 Los Angeles ridgeline sloping s. into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 292 Comment
  UC1584709  Phacelia distans Tim Ross 1991-3-24 4291 Los Angeles nw side Workman Hill; Whittier Hills (Puente Hills, pro parte) Comment
  UC1584710  Pentagramma triangularis subsp. triangularis Tim Ross 1991-3-24 4296 Los Angeles small canyon that drains n to Turnbull Canyon from nw side of Workman Hill; Whittier Hills (Puente Hills, pro parte) 341 Comment
  UC1584711  Oxalis pes-caprae Tim Ross 1991-3-24 4298 Los Angeles small canyon that drians northward to Thurnbull Canyon from the nw side of Workman Hill Whittier Hills (Puente Hills, pro Parte) Comment
  UC1584713  Silybum marianum Tim Ross and Annette Ross 1991-6-3 5524 Los Angeles sw base Elephant Hill (west Pomona); West Pomona, Elephant Hill 230 Comment
  UC1584719  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill, e from e ridge summit, west Pomona Pomona 304 Comment
  UC1584720  Chenopodium murale Tim Ross and Annette Ross 1991-6-3 5539 Los Angeles Elephant hill west Pomona (outcrop on s slope) 292 Comment
  UC1584721  Datura wrightii Tim Ross and Annette H. Ross 1991-6-3 5540 Los Angeles Elephant Hill w Pomona (w Pomona, southerly slope of hill); W Pomona, Elephant Hill 292 Comment
  UC1584729  Juglans californica var. californica Tim Ross and Annette Ross 1991-6-3 5531 Los Angeles near sw summit Elephant Hill; west Pomona 329 Comment
  UC1584732  Carduus pycnocephalus subsp. pycnocephalus Tim Ross and Annette Ross 1991-6-3 5513 Los Angeles w Pomona (Elephant Hill); Elephant Hill Comment
  UC1584737  Solanum douglasii Tim Ross, Annette Ross 1991-6-3 5518 Los Angeles Elephant Hill, west Pomona Elephant Hill; , west Pomona 262 Comment
  UC1584742  Asclepias fascicularis Tim Ross, Annette Ross 1991-6-3 5522 Los Angeles sw base Elephant Hill (west Pomona); Pomona 231 Comment
  UC1584745  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-3-7 4147 Los Angeles westerly slope just below rocky ridgetop; western Pomona, Elephant Hill 292 Comment
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  UC1584747  Heteromeles arbutifolia Tim Ross and Annette Ross 1991-3-7 4132 Los Angeles sw base Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' quad. 237 Comment
  UC1584748  Schinus molle Tim Ross and Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill, w. Pomona San Dimas USGS 7.5' Quad., Pomona, Elephant Hill 237 Comment
  UC1584750  Baccharis salicifolia subsp. salicifolia Tim Ross and Annette Ross 1991-3-7 4157 Los Angeles sw base of Elephant Hill (w Pomona, San Dimas USGS); Pomona, , San Dimas USGS 234 Comment
  UC1584751  Brassica rapa Tim Ross, Annette Ross 1991-3-7 4135 Los Angeles near the sw base of Elephant Hill, western Pomona Elephant Hill; , western Pomona 256 Comment
  UC1584753  Quercus agrifolia var. agrifolia Tim Ross and Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, w Pomona Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  UC1584866  Phacelia cicutaria var. hispida Tim Ross 1991-4-8 4459 Los Angeles mesic nw slope of hill San Dimas USGS 7.5' quadrangle, western Pomona, Elephant Hil 228 Comment
  UC1584868  Amsinckia intermedia Tim Ross 1991-4-8 4456 Los Angeles Elephant Hill; Western Pomona 303 Comment
  UC1584877  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1991-7-24 5642 Los Angeles nne slope Granite Mountain; Pacifico Mountain U.S.G.S. 7.5' Quad. 1901 Comment
  UC1584880  Stephanomeria exigua subsp. coronaria Tim Ross and Steve Boyd 1991-7-24 5644 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1901 Comment
  UC1584881  Galium jepsonii Tim Ross and Steve Boyd 1991-7-24 5596 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  UC1584883  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1991-7-24 5603 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1926 Comment
  UC1584889  Phacelia mohavensis Tim Ross and Steve Boyd 1991-7-24 5612 Los Angeles ridge nne G.M.; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad 1914 Comment
  UC1584892  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5633 Los Angeles nne slope Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1901 Comment
  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  UC1584896  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Steve Boyd 1991-7-24 5610 Los Angeles ridge nne of Granite Mountain (Pacifico Mountain USGS 7.5 ft quad, Granite Mountain vicinity); Pacifico Mountain Quadrangle 1892 Comment
  UC1584898  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5609 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1892 Comment
  UC1584900  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1991-7-24 5593 Los Angeles ca 0.5 air mi sse Tie Summit Station (Pacifico Mountain Road); Pacifico Mountain USGS 7.5' Quad. 1645 Comment
  UC1584901  Tauschia parishii Tim Ross and Steve Boyd 1991-7-24 5600 Los Angeles ridge nne Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' Quad 1926 Comment
  UC1584903  Phacelia hastata subsp. compacta Tim Ross and Steve Boyd 1991-7-24 5595 Los Angeles near intersection of Pacifico Mountain Road x Rountop Truck Road; Pacifico Mountain USGS 7.5' quad., Granite Mountain vicinity 1901 Comment
  UC1584909  Rubus ursinus Tim Ross 1991-4-8 4476 Los Angeles Elephant Hill San Dimas Quad., , Elephant Hill (western Pomona) 268 Comment
  UC1584910  Urtica urens Tim Ross 1991-4-8 4471 Los Angeles Western Pomona, Elephant Hill Elephant Hill; Western Pomona, Elephant Hill 335 Comment
  UC1584911  Galium aparine Tim Ross 1991-4-8 4465 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona (n slope) 330 Comment
  UC1584913  Lupinus formosus Tim Ross, Steve Boyd 1991-7-24 5664 Los Angeles vicinity Granite Mountain (San Gabriel Mountains); Pacifico Mountain quad., San Gabriel Mts., Granite Mountain 1889 Comment
  UC1584919  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1991-7-24 5646 Los Angeles nne slope Granite Mountain Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1914 Comment
  UC1584920  Achnatherum occidentale subsp. occidentale Tim Ross and Steve Boyd 1991-7-24 5657 Los Angeles Chilao Flat USGS 7.5' quad. San Gabriel Mountain Range, Granite Mountain; sw 1/4 1975 Comment
  UC1584921  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5672 Los Angeles nne slope Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1901 Comment
  UC1584923  Selaginella bigelovii Tim Ross 1991-4-8 4451 Los Angeles western Pomona (Elephant Hill); San Dimas USGS 7.5' Quadrangle 228 Comment
  UC1584929  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1991-7-24 5616 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' Quad, Granite Mountain vicinity 1874 Comment
  UC1586184  Bromus inermis subsp. inermis Tim Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  UC1586197  Bromus carinatus var. carinatus Tim Ross 1991-8-16 5814 Los Angeles San Gabriel Mountain, Horse Flats Horse Flats; San Gabriel Mountain, Horse Flats 1719 Comment
  UC1586207  Senecio flaccidus var. douglasii Tim Ross 1991-8-16 5800 Los Angeles n Pasadena (Woodwardia Canyon); Condor Peak Quad., San Gabriel Mountains, Woodwardia Canyon 818 Comment
  UC1586217  Lotus purshianus var. purshianus Tim Ross 1991-8-16 5831 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  UC1586225  Bromus grandis Tim Ross 1991-8-16 5873 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1786 Comment
  UC1586227  Galium porrigens var. porrigens Tim Ross 1991-8-16 5862 Los Angeles Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' Quad (s end) 1740 Comment
  UC1586239  Juncus macrophyllus Tim Ross 1991-8-16 5852 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1712 Comment
  UC1587157  Mirabilis laevis var. crassifolia Tim Ross 1991-5-21 5404 Los Angeles e fork of Box Canyon (near its junction with the w fork); San Clemente Island 1463 Comment
  UC1587163  Silene antirrhina Tim Ross 1991-5-21 5381 Los Angeles upper easterly branch of Box Canyon , Box Canyon (San Clemente Island) 472 Comment
  UC1587170  Malacothrix foliosa Tim Ross 1991-5-22 5442 Los Angeles w side of island about 5300 ft n Eel Point; San Clemente Island, Spray [Point] Comment
  UC1587171  Phyllospadix torreyi Tim Ross 1991-5-22 5438 Los Angeles w side of island about 5300 ft n Eel Point; San Clemente Island, Spray [Point] 0 Comment
  UC1587204  Acmispon argophyllus var. argenteus Tim Ross 1991-5-22 5454 Los Angeles San Clementine Island: Spray [Point], W side of island, N of Eel Point. 9 Comment
  UC1587213  Cirsium occidentale var. occidentale Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-20 5325 Los Angeles terrace flats between Box and Horse Canyon (w side of San Clemente Island); San Clemente Island 484 Comment
  UC1587214  Plagiobothrys collinus var. gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5315 Los Angeles terrace flats between Box Canyon and Horse Canyon (w side of San Clemente Island); San Clemente Island 486 Comment
  UC1587555  Lonicera subspicata var. denudata Tim Ross 1991-9-2 5909 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass 7.5' quadrangle 472 Comment
  UC1587556  Heteromeles arbutifolia Tim Ross 1991-9-2 5920 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, U.S.G.S. 7.5' quad. 472 Comment
  UC1587558  Piptatherum miliaceum Tim Ross 1991-9-2 5926 Los Angeles near Mulholland Highway x Yerba Buena Road (along banks of an intermittent stream); Santa Monica Mountains, Triunfo Pass USGS 7.5' Quadrangle 472 Comment
  UC1587560  Baccharis pilularis Tim Ross 1991-9-2 5936 Los Angeles near Mulholland highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass Quad. 502 Comment
  UC1587561  Adenostoma sparsifolium Tim Ross 1991-9-2 5928 Los Angeles near Mulholland Hwy. X Yerba Buena Rd.; Santa Monica Mts., Triunfo Quad. 487 Comment
  UC1587563  Artemisia californica Tim Ross and Annette Ross 1991-9-7 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 373 Comment
  UC1587569  Leymus condensatus Tim Ross 1991-9-2 5937 Los Angeles near Mulholland Hwy x Yerba Buena Road (draw off w side of Y.B. Road); Triunfo Pass USGS 7.5' quadrangle, Santa Monica Mountains 502 Comment
  UC1587574  Carex spissa Tim Ross 1991-9-1 5894 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 426 Comment
  UC1587582  Encelia californica Tim Ross and Annette Ross 1991-9-7 5961 Los Angeles near crossing of Mulholland Highway and Yerba Buena Road (intermittent stream below hairpin turn in Mulholland Hwy); Santa Monica Mountains, Triunfo Pass Quadrangle 359 Comment
  UC1587585  Brickellia nevinii Tim Ross 1991-9-1 5885 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 563 Comment
  UC1587586  Lythrum californicum Tim Ross 1991-9-1 5892 Los Angeles near Mulholland Highway x Yerba Buena Road, Santa Monica Mountains Santa Monica Mountains 426 Comment
  UC1587601  Stephanomeria pauciflora Tim Ross 1991-8-14 5750 Los Angeles Chilao Flat San Gabriel Mountains, Roundtop Mtn., USGS 7.5' quad 1877 Comment
  UC1587604  Gayophytum diffusum subsp. parviflorum Tim Ross 1991-8-14 5753 Los Angeles Roundtop [Mtn.] San Gabriel Mountains, Chilao Flat USGS 7.5 quad (se slope) 1892 Comment
  UC1587614  Prunus persica Tim Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte) drainage near mouth of Turnbull Canyon Turnbull Canyon; Whittier Hills, Turnbull Canyon 153 Comment
  UC1587624  Geranium carolinianum Tim Ross 1991-4-21 4519 Los Angeles Middle Turnbull Canyon drainage, just sw of old water tank, Whittier Hills (Puente Hills, pro parte) Whittier Hills, Puente Hills 219 Comment
  UC1587632  Malva parviflora Tim Ross 1991-4-21 4508 Los Angeles Whittier Hills, (Puente Huills, pro parte), Lower Turnbull Canyon drainage Whittier Hills 182 Comment
  UC1587635  Vicia benghalensis Tim Ross 1991-4-21 4544 Los Angeles ridge on n side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 304 Comment
  UC1587636  Amsinckia intermedia Tim Ross 1991-4-21 4547 Los Angeles ridgetop between Turnbull and Sycamore Canyons ((Puente Hills, pro parte)); Whittier Hills 320 Comment
  UC1587637  Schinus molle Tim Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull Canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  UC1587638  Erodium brachycarpum Tim Ross 1991-4-21 4549 Los Angeles ridgetop between Turnbull Canyon and Sycamore Canyon (Whittier Hills (Puente Hills, pro parte)); Whittier Hills, Puente Hills 320 Comment
  UC1587642  Astragalus gambelianus Tim Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Canyons (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte) 320 Comment
  UC1587647  Pennisetum setaceum Tim Ross 1991-4-21 4566 Los Angeles Skyline Drive at head of Turnbull Canyon (Whittier Hills (Puente Hills, pro parte)); Whittier Hills, Turnbull Canyon 353 Comment
  UC1587654  Juncus macrophyllus Tim Ross 1991-8-14 5775 Los Angeles Roundtop [Mtn] San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1722 Comment
  UC1587667  Mimulus aurantiacus var. pubescens Tim Ross 1991-8-14 5785 Los Angeles 0.48 mi e Roundtop Truck Rd. (Pacifico Mtn. Rd.); San Gabriel Mtns., Pacifico Mtn. USGS 7.5' Quad. 1917 Comment
  UC1587672  Pseudognaphalium biolettii Tim Ross 1991-4-21 4540 Los Angeles ridge on N side of Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 304 Comment
  UC1587676  Rhus integrifolia Tim Ross 1991-3-9 4183 Los Angeles se side of ridgetop knoll head of Oak Canyon; Whittier Hills (Puente Hills, pro parte) 368 Comment
  UC1587678  Lotus salsuginosus var. salsuginosus Tim Ross 1991-3-9 4202 Los Angeles Puente Hills (pro parte), at head of un-named canyon Whittier Hills 304 Comment
  UC1587684  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Puente Hills, pro parte Whittier Hills (se side of ridgetop knoll, head of Oak Canyon); (Puente Hills, pro parte), , head Oak Canyon 368 Comment
  UC1587689  Malva parviflora Tim Ross 1991-3-9 4174 Los Angeles Whittier Hills, (Puente Huills, pro parte), 300 ft sw of Colima Rd x Camino del Sur Whittier Hills 213 Comment
  UC1587723  Lupinus guadalupensis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles beginning of Larkspur Canyon drainage San Clemente Island (1600 ft se of the 924' BM at the e end of the old airfield landing strip); , beginning Larkspur Canyon drainage 249 Comment
  UC1587724  Trifolium gracilentum var. palmeri Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5148 Los Angeles 1600 ft se 924'BM (at the e end of the old airfield landing, beginning of Larkspur Canyon drainage); San Clemente Island Comment
  UC1587732  Perityle emoryi Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5236 Los Angeles first un-named canyon s Snake Cactus Canyon (drainage beginning 1420 ft due w of Guds, se end San Clemente Island); se end San Clemente Island 152 Comment
  UC1587736  Centranthus ruber Tim Ross 1991-4-21 4498 Los Angeles along Turnbull Canyon Road (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills, pro parte) 274 Comment
  UC1587738  Urtica urens Tim Ross 1991-4-21 4502 Los Angeles near mouth of Turnbull Canyon (Whittier Hills (Puente Hills, pro parte), Turnbull Canyon drainage); Whittier Hills, Turnbull Canyon 153 Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  UC1587750  Mimulus flemingii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5293 Los Angeles 1800 ft se Malo Knoll (upper portion of drainage draining to Mosquito Cove (drainage beginning 800 ft n of Rest marker)); San Clemente Island, West Fork of Near-Death Canyon 274 Comment
  UC1594347  Logfia filaginoides Tim Ross 1992-5-17 6334 Los Angeles short easterly spur canyon along Highway 39 (center w side of reservoir); San Gabriel Mountains, San Gabriel Reservoir 463 Comment
  UC1594354  Parapholis incurva Tim Ross 1992-4-14 6183 Los Angeles Lemon Tank Road ca 25 m ese of intersection Lemon Tank Rd with main n-s island rd San Clemente Island 341 Comment
  UC1594367  Camissonia confusa Tim Ross 1992-5-17 6337 Los Angeles center w side of the San Gabriel Reservoir San Gabriel Mountains (short easterly spur canyon along Hwy 39) 463 Comment
  UC1594376  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles central part San Clemente Island (289 degrees wnw, 680 m distant from 1603 ft peak above Stone station) 416 Comment
  UC1594397  Ceanothus megacarpus var. insularis Tim Ross and Elizabeth Kellogg 1992-4-11 6114 Los Angeles San Clemente Island, west fork of China Canyon. 239 Comment
  UC1594406  Trifolium gracilentum var. palmeri Tim Ross and Elizabeth Kellogg 1992-4-13 6142 Los Angeles vicinity Darter (nw part of island, ca 250 m nnw of shifting sands, 340 degrees nnw, 1140m distant from 199'BM near Flasher); San Clemente Island Comment
  UC1594408  Epilobium canum subsp. canum Tim Ross and Elizabeth Kellogg 1992-4-12 6131 Los Angeles 99 deg e and 640 m distant from Vista (point) (near head of Grove Canyon); San Clemente Island 419 Comment
  UC1594415  Thysanocarpus curvipes Tim Ross 1992-4-14 6153 Los Angeles just below the mouth Nanny Canyon San Clemente Island (central e side of San Clemente Island) 137 Comment
  UC1594416  Poa secunda subsp. secunda Tim Ross 1992-4-14 6154 Los Angeles just below 'mouth' of Nancy Canyon (rutted slope that drains n, central e side of island); San Clemente Isl 137 Comment
Read comments
Jul 2 2014
  UC1594418  Isomeris arborea Tim Ross 1992-4-14 6149 Los Angeles s of Nanny Canyon, San Clemente Island (first major escarpment draw s of Nanny Canyon); San Clemente Island 182 Comment
  UC1594422  Lyonothamnus floribundus subsp. aspleniifolius Tim Ross and Elizabeth Kellogg 1992-4-12 6129 Los Angeles 110 degrees ese and 480-600 m from Vista (point) at the head of Grove Canyon; San Clemente Island 426 Comment
  UC1595207  Lotus crassifolius Tim Ross and Peter Fritsch 1990-6-20 3661 B Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595217  Lotus strigosus Tim Ross and Peter Fritsch 1990-6-20 3660 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595222  Garrya veatchii Tim Ross and Peter Fritsch 1990-6-20 3651 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595227  Veronica anagallis-aquatica Tim Ross, Peter Fritsch 1990-6-20 3611 Los Angeles near the confluence of the East and West Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595230  Lotus purshianus var. purshianus Tim Ross and Peter Fritsch 1990-6-20 3607 Los Angeles near confluence of E. and W. Forks of the San Gabriel River (mouth Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595231  Lolium multiflorum Tim Ross and Peter Fritsch 1990-6-20 3605 Los Angeles mouth of Burro Canyon near the confluence of the E and W Forks of San Gabriel River (San Gabriel Mountains); , nr confl E and W Fks San Gabriel Rive 445 Comment
  UC1595233  Medicago lupulina Tim Ross and Peter Fritsch 1990-6-20 3603 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595244  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Gabriel Mountains 445 Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595261  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3625 Los Angeles near the confluence of the E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595264  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3616 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  UC1595270  Mimulus johnstonii Tim Ross 1992-7-16 6707 Los Angeles ene side Condor Peak; San Gabriel Mountains 1548 Comment
  UC1595271  Antirrhinum coulterianum Tim Ross and Peter Fritsch 1990-6-20 3662 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1328 Comment
  UC1595273  Saltugilia splendens subsp. grantii Tim Ross and Peter Fritsch 1990-6-20 3649 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  UC1595279  Bromus carinatus var. carinatus Tim Ross 1992-5-17 6385 Los Angeles about 145 m sse of mouth of Shoemaker Canyon (e fork of San Gabriel River); San Gabriel Mountains, San Gabriel River Comment
  UC1595287  Baccharis pilularis Tim Ross 1991-3-10 4221 Los Angeles e side of, (Bernard Field Stn, near Phake Lake, marked as Pit on topo map) RSA; Claremont, Phake Lake 391 Comment
  UC1595294  Urtica urens Tim Ross 1991-3-10 4212 Los Angeles Claremont, Bernard Field Station, on e side of (near the w boundary with)RSA Bernard Field Station; Claremont, , Rancho Santa Ana 391 Comment
  UC1595299  Rhus integrifolia Tim Ross 1991-3-10 4208 Los Angeles on e side of Rancho Santa Ana (Benard Field Station); Claremont 391 Comment
  UC1595301  Solanum umbelliferum Tim Ross 1992-4-27 6250 Los Angeles sw of Rancho Santa Ana (s side of Indian Hill Mesa, (area bulldozed [in Nov. 1992] for expansion of the Claremont School of Theology)); Claremont, Indian Hill Mesa 393 Comment
  UC1595304  Malacothamnus fasciculatus var. fasciculatus Tim Ross 1992-4-27 6237 Los Angeles S side of Indian Hill Mesa Claremont, Indian Hill Mesa 393 Comment
  UC1595314  Verbena lasiostachys Tim Ross and Steve Boyd 1990-6-18 3481 Los Angeles and vicinity Camp Verdugo Pines (northerly draw draining to Jackson Lake); San Gabriel Mts, Mescal Creek USGS 7.5 ft Quadrangle 1877 Comment
  UC1595324  Mimulus guttatus Tim Ross, Orlando Mistretta 1992-7-24 6763 Los Angeles 76 degrees ene, 900 m distant from Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  UC1595332  Lonicera subspicata var. denudata Tim Ross, Orlando Mistretta 1992-7-24 6739 Los Angeles nne Strawberry Peak summit (between Coldwater and Wickiup Canyons); San Gabriel Mts. 987 Comment
  UC1595335  Allophyllum divaricatum Tim Ross and Orlando Mistretta 1992-7-24 6753 Los Angeles e. side Strawberry Peak (near divide between Colby & Wickiup Canyons, 120 degreess.e., 1065 meters distant from S.P. summit); San Gabriel Mts. 1560 Comment
  UC1595336  Lotus heermannii Tim Ross and Orlando Mistretta 1992-7-24 6752 Los Angeles 120 degrees se, 1065 m distant from Strawberry Peak summit (e side of Strawberry Peak, near divide between Colby and Wickiup Canyons); San Gabriel Mts. 1560 Comment
  UC1595337  Saltugilia splendens subsp. grantii Tim Ross and Orlando Mistretta 1992-7-24 6751 Los Angeles e side Strawberry Peak (near divide between Colby and Wickiup Canyons, 120 degrees se, 1065 m distant from S.P. summit); San Gabriel Mts., e side Strawberry Peak 1560 Comment
  UC1595338  Muilla maritima Tim Ross and Orlando Mistretta 1992-7-24 6749 Los Angeles e side of peak near divide divide between Colby and Wickiup Canyons (120 degrees se, 1065m distant from peak summit); San Gabriel Mts., Strawberry Peak 1560 Comment
  UC1595347  Chaenactis artemisiifolia Tim Ross 1992-5-17 6360 Los Angeles 740 m distant from the mouth of Shoemaker Canyon; San Gabriel Mountains, E Fork of the San Gabriel River 698 Comment
  UC1595359  Eriogonum davidsonii Tim Ross, Steve Boyd 1990-6-18 3460 Los Angeles northerly draw draining to Jackson Lake Jackson Lake; San Gabriel Mtns., Camp Verdugo Pines and vicinity, Mescal C 1877 Comment
  UC1595365  Mentzelia dispersa Tim Ross, Steve Boyd 1990-6-18 3452 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek (northerly draw draining to Jackson Lake); USGS 7.5, SW/4 1877 Comment
  UC1595367  Melica stricta Tim Ross and Steve Boyd 1990-6-18 3449 Los Angeles vicinity Camp Verdugo Pines (n draw draining into Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  UC1595372  Galium johnstonii Tim Ross 1992-7-16 6699 Los Angeles ridgeline between Iron Mtn and Condor Peak (nw spur of 5162' knoll); San Gabriel Mts. 1490 Comment
  UC1595384  Collinsia torreyi var. wrightii Tim Ross, Steve Boyd 1990-6-18 3462 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity, San Gabriel Mountains); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  UC1595397  Delphinium cardinale Tim Ross and Peter Fritsch 1990-6-20 3697 Los Angeles w side of canyon on Forest Service Rd 1N36 heading s from Rincon-Red Box Rd; San Gabriel Mountains, Van Tassel Canyon 472 Comment
  UC1595402  Toxicodendron diversilobum Tim Ross 1991-7-29 5696 Los Angeles west Pomona, Elephant Hill, northernmost point of the Puente Hills Puente Hills; Pomona, Elephant Hill, Puente Hills 310 Comment
  UC1595408  Prunus Tim Ross, Annette H. Ross 1991-7-29 5703 Los Angeles n-most point of Puente Hills, Elephant Hill, W Pomona Elephant Hill; Puente Hills, , W Pomona 228 Comment
  UC1595412  Foeniculum vulgare Tim Ross and Annette H. Ross 1991-7-29 5726 Los Angeles Elepahnt Hill, n.-most point of Puente Hills, west Pomona San Dimas Quad., Puente Hills, w. Pomona, Elephant Hill 228 Comment
  UC1595415  Lepidium pinnatifidum Tim Ross and Annette H. Ross 1991-7-29 5712 Los Angeles n base Elephant Hill (n-most point of the Puente Hills, w Pomona); Pomona, Puente Hills, San Dimas U.S.G.S. 7.5' Quad. 240 Comment
  UC1595416  Polygonum lapathifolium Tim Ross and Annette H. Ross 1991-7-29 5719 Los Angeles Elephant Hill San Dimas USGS 7.5 ' quad, Puente Hills, W Pomona (base of n slope, n-most point of hills, w-running streamlet) 231 Comment
  UC1595418  Artemisia californica Tim Ross and Annette H. Ross 1991-7-29 5724 Los Angeles w of Pomona (nw side of Elephant Hill); Puente Hills, Elephant Hill 243 Comment
  UC1595422  Juncus macrophyllus Tim Ross 1992-7-10 6669 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mts., Big Tujunga Creek); San Gabriel Mts., Big Tujunga Creek 967 Comment
  UC1595425  Stachys albens Tim Ross 1992-7-10 6661 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC1595426  Apocynum cannabinum Tim Ross 1992-7-10 6656 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel mts., Big Tujunga Creek 967 Comment
  UC1595428  Verbascum thapsus Tim Ross 1992-7-10 6662 Los Angeles margin of Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC1595430  Solanum umbelliferum Tim Ross 1992-7-10 6637 Los Angeles 310 m e of where Coldwater Canyon meets Big Tujunga Creek ( Big Tujunga Canyon, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 963 Comment
  UC1595434  Polystichum imbricans subsp. curtum Tim Ross 1992-7-10 6682 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel Mts 975 Comment
  UC1595440  Xylorhiza tortifolia var. tortifolia Tim Ross 1992-4-4 6063 Los Angeles middle butte of the three SW Mojave Desert, El Mirage 7.5' topo., Three Sisters (1 mi se of Black Butte) 969 Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  UC1595443  Ericameria cooperi var. cooperi Tim Ross 1992-4-4 6073 Los Angeles 1 mi se Black Butte (middle butte of the three, sw Mojave Desert, on El Mirage USGS 7.5 ft topo); Mojave Desert, Three Sisters 975 Comment
  UC1595449  Lotus oblongifolius Tim Ross 1992-7-10 6650 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  UC1595455  Arctostaphylos glauca Tim Ross 1992-7-10 6641 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 972 Comment
  UC1595458  Datura wrightii Tim Ross 1992-4-27 6239 Los Angeles s side Indian Hill Mesa (sw of Rancho Santa Ana grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  UC1595460  Rhamnus crocea Tim Ross 1992-4-27 6251 Los Angeles s side Indian Hill Mesa (sw of RSA grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  UC1595461  Grayia spinosa Tim Ross 1992-4-4 6075 Los Angeles Adobe Mt. s.w. Mohave Desert, Adobe Mt. U.S.G.S. 7.5' topo, Adobe Mt. 926 Comment
  UC1595463  Tropidocarpum gracile Tim Ross 1992-4-4 6077 Los Angeles elevation between 3048 ft (nr sw base) and 3458 ft (summit); sw Mojave Desert, Adobe Mtn USGS 7.5' topo, Adobe Mountain 938 Comment
  UC1595469  Salvia columbariae Tim Ross 1992-4-4 6086 Los Angeles near sw base to summit Adobe Mtn. (sw Mojave Desert); Mojave Desert, Adobe Mtn. U.S.G.S. 7.5' Topo. 926 Comment
  UC1595474  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles sw Mojave Desert, Adobe Mountain Adobe Mountain; Mojave Desert, Adobe Mountain 990 Comment
  UC1595805  Lomatium mohavense Tim Ross 1992-4-4 6074 Los Angeles s.w. base to summit Adobe Mt. (s.w. Mojave Desert); , Adobe Mt. Quad, Adobe Mt. 926 Comment
  UC1605195  Lomatium lucidum Tim Ross and Walter Appleby 1993-5-19 7174 Los Angeles long s.-s.e.-trending ridge s. Wilson Canyon Saddle (e. side of ridge); w. San Gabriel Mts., San Fernando Quad. 947 Comment
  UC1605196  Lomatium californicum Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3881 Los Angeles n. slope Liebre Mt. (upper portions of Pacific Crest Trail which follows ridge just e. of Horse Camp Canyon); Liebre mts., Liebre Mt. 1487 Comment
  UC1605243  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Steve Boyd 1993-5-23 7250 Los Angeles ca. 700-840 m. s.e. of saddle between Ruby and Clearwater Canyon (lower e. ridge of Red Mt.); n.w. Los Angeles Co., Liebre Mts., Red Mt., Green Valley Qua 938 Comment
  UC1605249  Anthriscus caucalis Tim Ross 1992-5-8 6299 Los Angeles ca. 640 ft. n.-n.w. Dora triangulation point (4547 ft) (Glendora Ridge Rd., northerly slope overlooking Coldwater Canyon to the n.); San Gabriel Mts., Mt. Baldy 7.5' Quad 1243 Comment
  UC1605252  Sanicula arguta Tim Ross 1993-4-22 6897 Los Angeles 750 m due n of Cactus Peak Summit (sw part of Santa Catalina Island, draining to middle Bullrush Canyon); Santa Catalina Island 335 Comment
  UC1605255  Berula erecta Timothy S. Ross, Steve Boyd and Steve Burns 1994-7-6 8089 Los Angeles confluence of San Francisquito Canyon and two triutaries draining off of Red Mountain (Liebre Mountains, s end of Cottonwood Swamp dissected by San Francisquito Road); Liebre Mountains, Cottonwood Swamp 510 Comment
  UC1605258  Lomatium nevadense var. parishii Timothy S. Ross 1994-5-31 7969 Los Angeles flat granite ridgetop ca. 800 m. w.-n.w. of summit Pacifico Mt. (San Gabriel Mts.); San Gabriel Mts. 2060 Comment
  UC1605260  Sanicula graveolens Timothy S. Ross, Steve Boyd 1994-5-25 7901 Los Angeles Liebre Mountains, West Summit of Liebre Mountain, 100 m s of the intersection of sections 3, 4, 9, and 10 Liebre Mountain; Liebre Mountains, Liebre Mountain 1684 Comment
  UC1605261  Tauschia parishii Timothy S. Ross and Steve Boyd 1994-5-25 7902 Los Angeles West Summit of Liebre Mountain <W summit here construed as rounded knoll 100 m s of intersection of S3,4,9, & 10> West Summit of Liebre Mountain; Liebre Mountains, Liebre Mtn 7.5' USGS Quad. 1684 Comment
  UC1605263  Anthriscus caucalis Tim Ross and Steve Boyd 1994-5-4 7678 Los Angeles Dogwood Canyon Liebre Mountains, Lake Hughes 7.5' U.S.G.S. quad. (narrow canyon draining ne to Burns Canyon from the ne summit of Grass Mountain) 1267 Comment
  UC1605269  Tauschia hartwegii Tim Ross and Steve Boyd 1993-5-23 7261 Los Angeles saddle between Red Mtn's long e ridge and a small notched peak ca 700 m ssw Plum Spring ((in upper Clearwater Canyon), Liebre Mountains, nw Los Angeles Co.); Green Valley Quad., Liebre Mountains, ssw of Plum Spring 883 Comment
  UC1605444  Lagophylla ramosissima Tim Ross and Steve Boyd 1993-5-23 7223 Los Angeles 140-220 m se saddle between Ruby and Clearwater Canyons (along margin of Forest Service fire rd., lower e ridge of mt.); Green Valley 7.5' USGS quad., Red Mtn. 950 Comment
  UC1605464  Phalaris minor Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5136 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  UC1605494  Boechera californica Tim Ross and Steve Boyd 1991-4-25 4603 Los Angeles lower Graveyard Canyon San Gabriel Mtns, Glendora 7.5' USGS Quadrangle ((which joins the lower E Fk of the San Gabriel River at ca 1540 ft elev.)) 512 Comment
  UC1605908  Viola purpurea subsp. purpurea Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4878 Los Angeles near w summit area of Liebre Mountain (NW Los Angeles County) 1682 Comment
  UC1611539  Calocedrus decurrens Tim Ross and Walter Appleby 1993-5-14 Los Angeles 200 m ssw of May Canyon Saddle May Peak (330 m nw of May Peak); San Gabriel Mtns 975 Comment
  UC1611540  Perideridia pringlei Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3931 Los Angeles n slope of mt. between Cow Spring Canyon and Horse Camp Canyon; Liebre Mountains, Liebre Mtn 7.5' USGS Quadrangle, Liebre Mt 1338 Comment
  UC1611541  Drymocallis glandulosa Tim Ross, Walter Appleby 1993-5-20 7194 Los Angeles vicinity Wilson Canyon Saddle (northerly slope ca 150 m e of saddle); western San Gabriel Mtns., San Fernando Quad. 963 Comment
  UC1611549  Sanicula crassicaulis Tim Ross, Walter Appleby 1993-5-20 7199 B Los Angeles Western San Gabriel Mtns.: Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  UC1611555  Colutea arborescens Tim Ross, Walter Appleby 1993-6-8 7373 Los Angeles just e of the Forest Service Station (off the w side of Little Tujunga Road, at head of draw draining se to Pacoima Canyon, San Fernando 7.5' quad, near ctr W/2 sec 7); Western San Gabriel Mountains, Bear Divide 792 Comment
  UC1611556  Cistus incanus Tim Ross and Walter Appleby 1993-4-15 6821 Los Angeles southerly draw ca. 515 m ssw May Canyon Saddle (draining to Wilson Canyon, disturbed area on n side of Loop Canyon Rd.); Western San Gabriel Mtns., San Fernando 7.5' USGS Quad. 1011 Comment
  UC1611557  Cistus salviifolius Tim Ross and Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road. Comment
  UC1611563  Rosa californica Tim Ross, Steve Boyd, and Peter Fritsch 1990-6-27 3892 Los Angeles n slope between Horse Camp Canyon and Robinson Canyon; Liebre Mountains, Liebre Mtn. 7.5' USGS Quadrangle, Liebre M 1475 Comment
  UC1619318  Lomatium dasycarpum subsp. dasycarpum Timothy S. Ross 1995-4-7 8368 Los Angeles Old Ridge Route, 2.9 road mi NNW of intersection with Templin Hwy; 1840 m WNW of confluence of Castaic Creek and Fish Canyon 926 Comment
  UC1619325  Tauschia parishii Timothy S. Ross, Steve Boyd 1990-5-17 2572 Los Angeles 2 air mi E of Mount Gleason summit (Little Gleason Forestry Plantation, Forest Service tree plantation, N side of Mount Gleason Road about the east headwaters of Gleason Canyon); San Gabriel Mountains 1682 Comment
  UC1619326  Lomatium dasycarpum subsp. dasycarpum Timothy S. Ross, Steve Boyd 1990-5-15 2543 Los Angeles Yerba Buena Ridge, ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1011 Comment
  UC1797792  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Grabriel Mountains 445 Comment
  UC1871032  Clarkia purpurea subsp. quadrivulnera T. S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UC1871035  Cistus ladanifer T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-28 3942 Los Angeles Transverse Ranges; Liebre Mountains region; About 340 m NNW of the old Tumble Inn site along stretch of road between the old Ridge Route and Liebre Gulch. T7N R17W SE 1/4 NE 1/4 NE 1/4 SW 1/4 sect 7; elev ca 3600 feet. 1098 Comment
  UC1871036  Quercus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-28 3944 Los Angeles Transverse Ranges; Liebre Mountains region; W slope of Liebre Mountain, between West Liebre Lookout and the old Ridge Route Comment
  UC1871038  Eriogonum roseum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3952 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  UC1871054  Amsinckia douglasiana T. S. Ross 1991-4-29 4793 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  UC1871067  Cryptantha oxygona T. S. Ross 1991-4-29 4797 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  UC1871068  Chaenactis stevioides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4795 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871097  Sambucus mexicana T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3873 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UC1871119  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UC1871123  Bromus carinatus var. carinatus T. S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  UC1871129  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4810 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871137  Cercocarpus betuloides var. betuloides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4867 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871142  Lamarckia aurea T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6829 Los Angeles Channel Islands; Santa Catalina Island; Indian Head Rock, SSW of & overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N, 118 deg. 28'41''W; elev. ca 260 ft. 79 Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871146  Eriophyllum pringlei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4990 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871148  Descurainia pinnata subsp. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4987 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871150  Pectocarya penicillata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4986 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871151  Cryptantha oxygona T. S. Ross 1991-4-30 4982 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UC1871153  Camissoniopsis ignota T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4924 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871159  Eriodictyon crassifolium var. nigrescens T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4937 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871162  Rhus trilobata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3973 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871165  Lonicera interrupta T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3975 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  UC1871166  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4888 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871168  Lasthenia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4913 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871177  Dichelostemma capitatum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4818 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871180  Keckiella ternata var. septentrionalis T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3969 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  UC1871181  Baccharis salicifolia subsp. salicifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4940 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871183  Salix exigua T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4945 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1871189  Thysanocarpus laciniatus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4824 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871192  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3885 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  UC1871206  Clarkia epilobioides Tim Ross 1993-4-21 6849 Los Angeles Santa Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 426 Comment
  UC1871208  Isocoma menziesii var. sedoides Tim Ross with Amirchan Amirchanov, Yuri Gorbunov, Peter Gorovoy, Steve Junak, and Carol Galbraith 1992-9-17 6798 Los Angeles Santa Cruz Island: S side of the island; sandy beach at the mouth of Laguna Canyon. Comment
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  UC1871212  Rhamnus pirifolia T. S. Ross 1993-4-21 6866 Los Angeles Channel Islands: Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak; Santa Catalina South USGS quad; Elev. ca. 1470 ft. 448 Comment
  UC1871215  Lupinus bicolor T. S. Ross, Walter Appleby 1993-5-20 7207 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC1871218  Lupinus agardhianus T. S. Ross 1993-4-21 6835 Los Angeles Channel Islands: Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak; Santa Catalina South USGS7.5 elev. ca. 1470 ft. 448 Comment
  UC1871222  Dichondra occidentalis T. S. Ross 1993-4-21 6842 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'&apos 397 Comment
  UC1871225  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5035 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871226  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871230  Rhamnus ilicifolia T. S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC1871234  Loeflingia squarrosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4957 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871241  Ericameria linearifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5038 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871243  Cryptantha nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5036 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871249  Cryptantha circumscissa T. S. Ross 1991-4-30 4967 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UC1871252  Camissonia strigulosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4961 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871255  Prunus virginiana var. demissa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871256  Quercus john-tuckeri T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3949 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871258  Syntrichopappus fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5031 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871261  Pholistoma membranaceum T. S. Ross 1991-4-30 5020 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1871263  Rhamnus ilicifolia T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UC1871269  Phoradendron villosum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UC1871271  Solanum xanti T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3985 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871274  Keckiella breviflora var. breviflora T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871290  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3979 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon Comment
  UC1871294  Penstemon centranthifolius T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3940 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. (West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10) Comment
  UC1871299  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  UC1871300  Centrostegia thurberi T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3898 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  UC1871301  Penstemon labrosus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  UC1871303  Thermopsis californica var. argentata T. S. Ross, S. D. Boyd, Orlando Mistretta, P. Fritsch, A. Quici 1990-6-27 3893 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope from summit near the beginning of Horse Camp Canyon drainage. Elevation 5680 feet. 1732 Comment
  UC1871309  Salvia carduacea T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5010 Los Angeles Transverse Ranges; Liebre Mountains region; Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash, T5N R12W SW 1/4 NE 1/4 SW 1/4 section 31; elevation ca. 2740 ft. 835 Comment
  UC1871310  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5008 Los Angeles Transverse Ranges; Liebre Mountains region; Acton: ca half mile E of the center of town, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. T5N R13W SE 1/4 NE 1/4 SE 1/4 section 36; elevation ca 2725 ft. 831 Comment
  UC1871311  Camissonia strigulosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5006 Los Angeles Transverse Ranges; Liebre Mountains region; Acton: ca half mile E of the center of town, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. T5N R13W SE 1/4 NE 1/4 SE 1/4 section 36; elevation ca 2725 ft. 831 Comment
  UC1871313  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UC1871321  Muilla maritima T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4798 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871323  Schoenoplectus pungens T. Ross 1993-4-20 6825 Los Angeles Santa Catalina Island; NE side of Little Harbor near outlet of Little Springs Canyon drainage 2 Comment
  UC1871329  Melica imperfecta T. S. Ross 1993-5-13 7119 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon Comment
  UC1871342  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5002 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC1871350  Cuscuta californica T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3978 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871351  Linanthus aureus subsp. aureus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5024 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UCR132655  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR142972  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR162554  Cryptantha micrantha var. lepida T. S. Ross, Steve Boyd 1990-5-17 2598 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  UCR162755  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-5-17 2585 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  UCR162756  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-5-17 2582 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  UCR65512  Lupinus longifolius T. S. Ross, Steve Boyd 1990-5-14 2465 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  UCR65515  Ceanothus oliganthus T. S. Ross, Steve Boyd 1990-5-14 2469 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  UCR65518  Elymus hispidus T. S. Ross, Steve Boyd 1990-5-14 2471 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1128 Comment
  UCR65547  Allium haematochiton T. S. Ross, Steve Boyd 1990-5-14 2490 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Angeles National Forest. 1104 Comment
  UCR67648  Juncus rugulosus T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mtns., Angeles National Forest, Tujunga Ranger District. NE of Tie Summit Station & east of Angles Forest Hwy, westerly drainage that meets Tie Canyon 1524 Comment
  UCR70895  Nicotiana quadrivalvis T. S. Ross, Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR73383  Apocynum androsaemifolium T. S. Ross 1991-8-14 5776 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  UCR73384  Cryptantha muricata var. muricata T. S. Ross 1991-8-14 5762 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  UCR73386  Lonicera interrupta T. S. Ross 1991-8-14 5765 Los Angeles San Gabriel Mtns., Roundtop Mountain 1829 Comment
  UCR73389  Galium johnstonii T. S. Ross 1991-8-14 5743 Los Angeles San Gabriel Mtns, Granite Mountain, southeasterly slope 1887 Comment
  UCR73394  Stipa pulchra T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5077 Los Angeles Channel Islands, San Clemente Island, Lower Wilson Cove Canyon, SW of and above pier operations 41 Comment
  UCR73396  Malacothrix foliosa subsp. foliosa T. S. Ross, O. Mistretta, M. Hammit 1991-5-17 5080 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  UCR73399  Gnaphalium californicum T. S. Ross, O. Mistretta, M. Hammitt 1991-5-18 5199 Los Angeles San Clemente Island, 1300 ft NNW of Guds marker 268 Comment
  UCR73403  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road 274 Comment
  UCR73407  Ribes aureum var. gracillimum T. S. Ross 1991-3-9 4177 Los Angeles Whittier Hills (Puente Hills, pro parte): NE slope at head of Oak Canyon 335 Comment
  UCR73414  Cryptantha intermedia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5263 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UCR73416  Galium catalinense subsp. acrispum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5291 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UCR73419  Prunus lyonii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UCR76403  Isomeris arborea var. arborea T. S. Ross 1992-4-14 6149 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR76406  Eriophyllum confertiflorum var. confertiflorum T. S. Ross 1992-4-14 6155 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR76407  Amblyopappus pusillus T. S. Ross, E. Kellogg 1992-4-13 6140 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  UCR76414  Lupinus bicolor subsp. umbellatus T. S. Ross 1992-4-16 6199 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  UCR76416  Lotus scoparius subsp. scoparius T. S. Ross, Matthew Bell 1992-3-22 6052 Los Angeles Western Transverse Range; Santa Monica Mountains, west side of Yerba Buena Road c. 360 m NNW of intersection with Mullholand Hwy 488 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  UCR76420  Amsinckia intermedia T. S. Ross, E. Kellogg 1992-4-13 6141 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  UCR76421  Lasthenia gracilis T. S. Ross, A. Kendall 1992-4-15 6194 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  UCR76422  Bowlesia incana T. S. Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island, Head of Grove Cyn. 459 Comment
  UCR76425  Trifolium microcephalum T. S. Ross, Amy Kendall 1992-4-15 6197 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  UCR77559  Bromus trinii T. S. Ross 1992-4-4 6089 Los Angeles SW Mojave Desert, Adobe Mtn. Between SW base and summit 1054 Comment
  UCR84483  Gilia latiflora subsp. cuyamensis T. S. Ross, Steve Boyd 1994-5-25 7882 Los Angeles Liebre Mtns., West Summit of Liebre Mtn, West Summit here construed as the rounded knoll 100 m south of the intersection of sections 3, 4, 9, 10. 1709 Comment
  UCR84487  Gamochaeta ustulata T. S. Ross, J. Takara 1993-4-23 6943 Los Angeles Channel Islands, Santa Catalina Island, Upper E side of Cottonwood Canyon Drainage, c. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  UCR84558  Eriastrum densifolium subsp. densifolium T. S. Ross, Steve Boyd 1994-7-7 8172 Los Angeles San Gabriel Mtns., upper Cienaga Canyon: S base of Liebre Mtn, just on the north side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch,' Angeles National Forest map, 1982). 1018 Comment
  UCR84563  Chenopodium rubrum T. S. Ross 1994-9-21 8334 b Los Angeles San Gabriel Mtns., 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the south side of W Oakdale Canyon Rd, c. 100 m west of the Cow Spring Drainage. 1155 Comment
  UCR84566  Quercus garryana var. breweri T. S. Ross, Steve Boyd 1994-9-21 8307 Los Angeles Liebre Mtns., upper west end of Liebre Mountain, along Forest Service Road 7N23, c. 200-370 m SW of Sandberg Triangulation Point (5345 ft.). 1582 Comment
  UCR84573  Petalonyx thurberi subsp. thurberi T. S. Ross, Steve Boyd 1992-7-5 6632 Los Angeles Liebre Mtns, San Francisquito Canyon: c. 1 mi north of Powerhouse No. 2. (Section 1 is distorted and measures 1.3 mi N to S, but a standard mi E to W.) 502 Comment
  UCR84577  Lepidium latifolium T. S. Ross, Steve Boyd 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-210) between Michillinda Ave. and its W-bound ramp. 198 Comment
  UCR84583  Ehrharta calycina T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6949 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main east-west ridgetop c. 615 m east of Granite Triangulation Point and 620 m WNW of Oak Triangulation Point 488 Comment
  UCR85804  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 256 Comment
  UCR85806  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5672 Los Angeles San Gabriel Mtns, Granite Mountain, NNE slope 1900 Comment
  UCR85809  Lepidium lasiocarpum var. georginum T. S. Ross 1991-3-7 4142 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 230 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  UCR85817  Stephanomeria cichoriacea T. S. Ross 1991-8-16 5805 Los Angeles San Gabriel Mtns., Clear Creek Canyon, roadcut along Angeles Forest Hwy 1085 Comment
  UCR85833  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5812 Los Angeles San Gabriel Mtns, Sulphur Springs Rd., 0.95 mile (as crow flies) due west of its junction with Angeles Crest Hwy 1817 Comment
  UCR86533  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR86537  Trifolium microcephalum T. S. Ross 1992-4-14 6167 Los Angeles San Clemente Island, Central E side of island; above rutted channel that runs N from Nanny Canyon, c. 300 m N from the 'mouth' of Nanny Canyon 69 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  UCR86541  Asphodelus fistulosus T. S. Ross, E. Kellogg 1992-4-13 6137 Los Angeles Channle Islands, San Clemente Island; north head of the island, off E end of the active runway. 43 Comment
  UCR86542  Aphanisma blitoides T. S. Ross 1991-5-20 5349 Los Angeles San Clemente Island, un-named knoll c. 5500 feet south of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UCR86545  Trifolium willdenovii T. S. Ross, Amy Kendall 1992-4-15 6198 Los Angeles San Clemente Island, Central upland portion of the island, saddle portion of 'Ledge' (1328' knoll west of Stone Field station); 332 deg. NNW, c. 950m distant from 'Ledge' Summit 402 Comment
  UCR86548  Phacelia grandiflora T. S. Ross 1992-5-17 6331 Los Angeles San Gabriel Mtns., Center W side of the San Gabriel Reservoir; short easterly spur canyon along Hwy 39 463 Comment
  UCR86714  Calystegia macrostegia subsp. amplissima T. S. Ross 1992-4-14 6178 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR86716  Triteleia clementina T. S. Ross 1992-4-14 6161 Los Angeles Channel Islands, San Clemente Island: central E side of the island; lower end of Nanny Canyon near its 'mouth 168 Comment
  UCR87112  Eucalyptus polyanthemos T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6964 Los Angeles Channel Islands, Santa Catalina Island, W end of island beyond the isthmus, lower Bouchette Canyon, c. 545 m west of Johnsons Landing, at old Boy Scout camp. 18 Comment
  UCR89457  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4980 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCR89460  Rumex acetosella T. S. Ross, Walter Appleby 1993-5-14 7144 Los Angeles Western San Gabriel Mtns., Between May Canyon Saddle and May Peak [3948'] 1146 Comment
  UCR89461  Cryptantha muricata T. S. Ross, W. Appleby 1993-5-13 7114 Los Angeles San Gabriel Mtns., c. 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 976 Comment
  UCR89462  Harpagonella palmeri T. S. Ross 1993-4-21 6843 Los Angeles Channel Islands, Santa Catalina Island, SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft) 398 Comment
  UCR89472  Cryptantha clevelandii T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-28 3945 Los Angeles San Gabriel Mtns., NW slope between Tentrock Canyon and Poison Oak Canyon 1537 Comment
  UCR89475  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4797 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  UCR89478  Amsinckia douglasiana T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4793 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  UCR89745  Cryptantha micrantha var. micrantha T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4964 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCR92646  Melica imperfecta T. S. Ross, Steve Boyd 1994-5-25 7936 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  UCR93294  Madia elegans subsp. vernalis T. S. Ross, Steve Boyd 1994-5-24 7847 Los Angeles San Gabriel Mtns., NE summit of Grass Mtn: N slopes draining toward Elizabeth lake; S slopes toward Green Valley. 1390 Comment
  UCR93296  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-6-23 8038 Los Angeles San Gabriel Mtns., Sawmill Mountain: 5514 ft summit and immediately adjacent slopes. 1681 Comment
  UCR93299  Plagiobothrys canescens T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6954 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main east-west ridgetop; upper NW slope of Silver Peak (= West Peak Triangulation Point, 1804 ft.) 527 Comment
  UCR93300  Penstemon grinnellii subsp. scrophularioides T. S. Ross 1994-5-4 7647 Los Angeles Liebre Mountains, vicinity of Grass Mountain: ridge descending ESE from the N summit of Grass Mountain; margin of Grass Mtn. - Leona Divide Truck trail 1274 Comment
  UCR93301  Cryptantha micrantha var. micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles SW Mojave Desert, Open desert, c. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  UCR93302  Madia elegans subsp. vernalis T. S. Ross, Steve Boyd 1994-5-4 7659 Los Angeles San Gabriel Mtns., NE summit of Grass Mtn: N slopes draining toward Elizabeth Lake; S slopes toward Green Valley 1390 Comment
  UCR93305  Pectocarya penicillata T. S. Ross, Steve Boyd 1994-5-10 7717 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  UCR93387  Cryptantha muricata T. S. Ross, Orlando Mistretta 1993-5-27 7322 Los Angeles San Gabriel Mtns., W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  UCR95417  Sidalcea malviflora subsp. sparsifolia T. S. Ross, V. W. Steinmann 1995-5-8 8535 Los Angeles Liebre Mtns., Bouquet Canyon, along Bouquet Canyon Road near Bouquet Campground No. 3. 744 Comment
  UCR95462  Torilis arvensis subsp. purpurea T. S. Ross 1993-6-1 7351 Los Angeles San Gabriel Mtns., upper Winter Creek Trail between Chantry Flat & Hoegee Camp (on Winter Crk), on W side of Sta. Anita Cyn. 777 Comment
  UCR98735  Galium hallii T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3350 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  UCR98738  Prunus virginiana var. demissa T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3368 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  UCR98743  Tauschia parishii T. S. Ross, Steve Boyd 1990-6-18 3525 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  UCR98747  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  UCR98824  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-5-15 2512 Los Angeles San Gabriel Mtns., Soledad Campground, Tujunga Ranger District, Angeles National Forest, Soledad Canyon, c. 1.5 linear mi. east of Agua Dulce Canyon. 622 Comment
  UCR98826  Phoradendron libocedri T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3370 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  UCR98829  Elymus elymoides subsp. elymoides T. S. Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near W summit of Liebre Mtn 1707 Comment
  UCR98832  Phoradendron densum T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mtns., Little Rock Creek, Joshua Tree Campground on the SW side of Little Rock Reservoir 1003 Comment
  UCR98928  Dicentra chrysantha T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3761 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  UCSB59412  Atriplex watsonii Ross, Tim 1991-5-22 Los Angeles San Clemente Island: Spray [Point]; W side of island; about 5300 feet N of Eel Point 5 Comment
  CAS-BOT-BC13419  Agoseris retrorsa Tim Ross 1992-5-8 6298 Los Angeles San Gabriel Mtns.: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N 1246 Comment
  CAS-BOT-BC154694  Solanum umbelliferum T. S. Ross 1993-6-1 7352 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 2600 Comment
  CAS-BOT-BC167059  Oenothera californica Timothy S. Ross 1991-4-27 4679 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes] 960 Comment
  CAS-BOT-BC174974  Medicago lupulina Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8096 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountains 515 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  CAS-BOT-BC227788  Erodium botrys Tim Ross 1993-4-22 6880 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 825 m ESE of Cactus Peak summit, in saddle between 1548-ft and 1528-ft summits 431 Comment
  CAS-BOT-BC242747  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-5-29 2669 Los Angeles San Gabriel Mountains. Big Pines Hwy, midway between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW 1402 Comment
  CAS-BOT-BC276900  Chaenactis fremontii Timothy S. Ross 1991-4-27 4723 Los Angeles Black Butte 1091 Comment
  CAS-BOT-BC276901  Chaenactis fremontii Timothy S. Ross; J. Mark Porter 1994-5-1 7614 Los Angeles SW Mojave Desert: open desert ca 3950 m NNE of Moody Springs and 2620 m W of the Los Angeles - San Bernardino County line 874 Comment
  CAS-BOT-BC282968  Carduus pycnocephalus Tim Ross 1992-6-15 6554 Los Angeles Whittier Hills (local name for the W extremity of the Puente Hills): upper end of Turnbull Canyon 304 Comment
  CAS-BOT-BC29347  Ageratina adenophora Tim Ross; Orlando Mistretta 1993-5-27 7333 Los Angeles W end of the San Gabriel Mtns, Wilson Canyon. 621 Comment
  CAS-BOT-BC321533  Layia glandulosa Timothy S. Ross 1991-4-27 4636 Los Angeles Mojave Desert: Fort Tejon Rd, 0.1 mi W of its jct with Hwy 138 (& hiking +- S to SSW), ca 0.25--0.3 mi W of the county line. 1203 Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  CAS-BOT-BC341489  Lagophylla ramosissima Tim Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): knoll at the head of the S fork of Sycamore Canyon 371 Comment
  CAS-BOT-BC343704  Madia elegans Timothy S. Ross; Steve Boyd 1994-5-4 7659 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC349859  Nicolletia occidentalis Timothy S. Ross; J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert: open desert along North 240th Street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./San Bern. County line 870 Comment
  CAS-BOT-BC357042  Pseudognaphalium luteoalbum Tim Ross; Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon 1048 Comment
  CAS-BOT-BC375805  Stephanomeria virgata Timothy S. Ross; Steve Boyd 1994-9-21 8309 Los Angeles Liebre Mountain: southwesterly slope at the west end of the mountain, along Forest Service Road 7N23, ca 1080 m SW of Sandberg Triangulation Point (5345-ft) 1470 Comment
  CAS-BOT-BC377059  Tragopogon dubius Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2985 Los Angeles San Gabriel Mountains. East slope of Thorn (triangulation point 5499-ft): west margin of road to Barley Flats (ca 0.5 air-miles E of Barley Flats), draining to Big Tujunga Creek 1584 Comment
  CAS-BOT-BC38299  Caulanthus cooperi Timothy S. Ross 1991-4-27 4646 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with highway 138 (& hiking +-S to SSW). 1203 Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  CAS-BOT-BC401993  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Peter Fritsch 1990-6-28 3951 Los Angeles Liebre Mountains. Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon 1536 Comment
  CAS-BOT-BC414000  Polygonum aviculare subsp. aviculare Tim Ross 1992-6-15 6569 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon 219 Comment
  CAS-BOT-BC42894  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-21 8311 Los Angeles Liebre Mountain: southwesterly slope at the W end of the Mtn., along FSR 7N23, ca 1080 m SW of Sandberg Traingulation Pt 1470 Comment
  CAS-BOT-BC43349  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with Highway 138 (and hiking +-S to SW). 1203 Comment
  CAS-BOT-BC43584  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert. Ca. 0.85 mile west of Three Sisters & 1.2 mile south of Black Butte. 947 Comment
  CAS-BOT-BC512882  Maianthemum stellatum Tim Ross 1990-8-17 3176 Los Angeles San Gabriel Mts.,S side of Prairie Fork, in the vicinity of Columbine Spring. 2206 Comment
  CAS-BOT-BC72282  Polystichum imbricans subsp. curtum Timothy S. Ross; Steve Boyd 1990-5-31 2731 Los Angeles Ride descending northward from Mt Gleason, between the upper ridges of Moody Canyon and Arrastre Canyon 1847 Comment
  CDA2679  Asphodelus fistulosus T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6137 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: North head of the island, off the E end of the active runway. Elev. ca. 140 ft. Comment
  CDA6630  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road Comment
  JEPS114002  Galium porrigens var. porrigens Timothy S. Ross and Darin Banks 1994-4-12 7481 Los Angeles San Fracisquito Canyon: westerly draw draining from ridge which divides S. Fr. Canyon from Dry Canyon; ca 630 m S of where Drinkwater Canyon joins S. Dr. Canyon. Comment
  JEPS114012  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  NY601179  Penstemon grinnellii T. S. Ross 1993-5-13 7111 Los Angeles Western San Gabriel Mountains: May Canyon Saddle 1115.6 Comment
  NY604256  Penstemon labrosus T. S. Ross 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 m northwest of Pac. Mountain's 7124-foot summit. 1914.1 Comment
  OBI70653  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles Elephant hill: W Pomona. T1S, R9W, W 2/3 S1/2 sec 26, San Dimas USGS 7.5' quad; At W base of the hill 355 Comment
  RSA0009181  Galvezia speciosa Tim S. Ross 1991-5-21 5429 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of the island 343 Comment
  RSA0011176  Juglans californica var. californica Tim S. Ross, Steve D. Boyd 1990-6-11 3019 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA0019274  Dimorphotheca fruticosa Timothy S. Ross, Annette H. Ross 1991-7-29 5715 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  RSA0030040  Delphinium patens subsp. montanum Tim S. Ross, W. Appleby 1993-5-20 7200 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA0036054  Osteospermum fruticosum Tim Ross, Annette H. Ross 1991-7-29 5715 Los Angeles Elephant Hill: N-most point of the Puente Hills, W. Pomona 243 Comment
  RSA0038592  Thysanocarpus curvipes subsp. amplectens Timothy S. Ross 1992-4-14 6153 Los Angeles San Clemente Island, central E side of island just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  RSA0041688  Thysanocarpus laciniatus Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4971 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA0041695  Thysanocarpus curvipes subsp. amplectens Timothy S. Ross, Darin Banks 1994-4-13 7544 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 915 Comment
  RSA0041745  Epilobium angustifolium subsp. circumvagum Tim S. Ross 1990-8-17 3177 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2183 Comment
  RSA0041855  Thysanocarpus curvipes var. curvipes Timothy S. Ross, Darin Banks 1994-4-12 7479 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca. 630 m S of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  RSA0045064  Eremogone macradenia var. macradenia Timothy S. Ross 1992-4-4 6091 Los Angeles Adobe Mountain; rocky southerly slope about 200m S of the summit (3458 ft). 1006 Comment
  RSA0057492  Thysanocarpus curvipes var. eradiatus Timothy S. Ross, Steve Boyd 1991-3-23 4265 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  RSA0059501  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4978 Los Angeles Soledad Canyon Wash between Acton and Paris. 835 Comment
  RSA0059669  Cirsium occidentale Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5325 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  RSA0062903  Pentagramma triangularis T. S. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): Small canyon that drains northward to Turnbull Canyon from the NW side of Workman Hill. 341 Comment
  RSA0062914  Pentagramma triangularis Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4858 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. Liebre Mountains. 1118 Comment
  RSA0063113  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3808 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip]. 1866 Comment
  RSA0066121  Heuchera elegans T. S. Ross, Steve Boyd 1990-5-23 2623 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon. 1646 Comment
  RSA0070935  Orobanche fasciculata Tim Ross, Steve Boyd 1991-7-24 5662 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1935 Comment
  RSA0074438  Heterotheca grandiflora Timothy S. Ross 1991-4-21 4555 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA0074541  Heterotheca fastigiata Timothy S. Ross, Orlando Mistretta 1990-10-24 3306 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA0076172  Orobanche bulbosa Timothy S. Ross, Steve Boyd 1990-5-23 2628 Los Angeles Mt. Gleason area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  RSA0076595  Orobanche fasciculata Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2907 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA0079139  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd 1990-6-4 2794 Los Angeles San Gabriel Mountains: Ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  RSA0079374  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd 1990-5-17 2585 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  RSA0079549  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-6-18 3512 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA0079556  Cryptantha muricata var. muricata Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3996 Los Angeles Liebre Mtn: southerly slope to the S and SW of the West Summit and ridge to its W., West Summit here construed as the 5605-foot knoll nr the intersection of sections 3, 4, 9, 10. 1389 Comment
  RSA0079623  Cryptantha muricata var. muricata T. S. Ross 1993-5-16 7157 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA0085077  Rhus integrifolia T. S. Ross 1991-3-10 4208 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  RSA0098739  Spergularia macrotheca var. macrotheca Timothy S. Ross 1991-5-22 5443 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA0107788  Eriastrum densifolium subsp. elongatum T. S. Ross, S. D. Boyd 1994-7-7 8172 Los Angeles South base of Liebre Mountain: ca. 960 m N of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982). 1094 Comment
  RSA0121268  Eriastrum sapphirinum subsp. dasyanthum T. S. Ross 1992-6-15 6577 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): ridgetop between central Turnbull Canyon and the S fork of Sycamore Canyon. 329 Comment
  RSA373561  Asclepias fascicularis Tim Ross 1992-6-15 6584 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon 372 Comment
  RSA517135  Phacelia cicutaria var. hispida Tim S. Ross 1990-5-14 2492 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  RSA517136  Mimulus brevipes Tim S. Ross, S. D. Boyd 1990-5-14 2491 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  RSA517176  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-16 3279 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National forest. Cape Horn Canyon. 671 Comment
  RSA522328  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta 1990-10-3 3285 Los Angeles San Gabriel Mountains: ca. 0.6 km ESE of Tie Summit Station. 1567 Comment
  RSA522333  Galium angustifolium subsp. angustifolium Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4030 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA522340  Juncus rugulosus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA522436  Oxytheca trilobata Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4015 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA522438  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  RSA522447  Drymocallis glandulosa Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4058 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA522454  Carex alma Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles Tujunga Ranger District, NE of summit of Tie Summit Station and E of Angeles Forest Hwy. 1463 Comment
  RSA522472  Eriogonum saxatile Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4053 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy., Tujunge Ranger District. 1646 Comment
  RSA522929  Citrullus lanatus Tim Ross, Orlando Mistretta 1990-10-24 3290 Los Angeles E fork of the San Gabriel River. .35 mi. W of Williams Flat. Comment
  RSA523164  Solanum douglasii Tim S. Ross 1991-2-23 4108 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA523170  Foeniculum vulgare T. S. Ross 1991-2-23 4113 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/4 air mile W of Turnbull Canyon Rd. x Skyline Dr. 252 Comment
  RSA523171  Silybum marianum Timothy S. Ross 1991-2-23 4116 Los Angeles Whittier Hills (Puente Hills), upper Turnbull Canyon, 1/4 air mile W of Turnbull Canyon road x Skyline Drive in heavily disturbed drainage area. 252 Comment
  RSA523173  Eschscholzia californica var. peninsularis Tim S. Ross 1991-2-23 4107 Los Angeles Whittier Hills (Puente Hills), upper Turnbull Canyon, 1/4 air mile W of Turnbull Canyon road x Skyline Drive in heavily disturbed drainage area. 252 Comment
  RSA524175  Delphinium parishii Tim S. Ross, Steve Boyd 1990-6-6 2872 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA526478  Calandrinia ciliata Timothy S. Ross 1991-3-24 4318 Los Angeles Whittier Hills: (Puente Hills, pro parte): T2S R11W, SW 1/4 SE 1/4 NW 1/4 sec. 15. Recently bulldozed top of the 1192-foot hilltop between Sycamore and Turnball Canyons. 361 Comment
  RSA526480  Astragalus trichopodus T. S. Ross 1991-2-24 4320 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  RSA526579  Eucrypta chrysanthemifolia Tim S. Ross 1991-3-24 4311 Los Angeles Whittier Hills. 311 Comment
  RSA527658  Trifolium microcephalum Tim S. Ross, L. Arnseth 1990-4-8 4379 Los Angeles San clemente Island. E side of island, near Malo Point, third cyn S of Bryce Cyn. Comment
  RSA527691  Gazania longiscapa Timothy S. Ross, Annette Ross 1991-6-3 5510 Los Angeles Elephant Hill: west Pomona. 250 Comment
  RSA527699  Centaurea melitensis Timothy S. Ross, Annette Ross 1991-6-3 5517 Los Angeles Elephant Hill: West Pomona 230 Comment
  RSA527702  Phacelia cicutaria var. hispida Tim S. Ross, Annette Ross 1991-6-3 5543 Los Angeles Elephant Hill: West Pomona 230 Comment
  RSA527705  Viola pedunculata Tim S. Ross, Annette Ross 1991-3-7 4146 Los Angeles Elephant Hill: western Pomona. 280 Comment
  RSA527725  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Annette Ross 1991-3-7 4148 Los Angeles Elephant Hill: Western Pomona. 335 Comment
  RSA527726  Zigadenus fremontii Timothy S. Ross, Annette H. Ross 1991-3-7 4145 Los Angeles Elephant Hill: western Pomona. 280 Comment
  RSA527799  Astragalus gambelianus T. S. Ross, Annette Ross 1991-6-3 5545 Los Angeles Elephant Hill : west Pomona. 274 Comment
  RSA527805  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill: wesr Pomona. Uncommon perennial from a heavy rootstock apparentl occuring here only on the upper easterly slope, eastward from the E ridge summit. 305 Comment
  RSA527806  Hemizonia fasciculata Timothy S. Ross, Annette Ross 1991-6-3 5537 Los Angeles Elephant Hill: W Pomona 305 Comment
  RSA527808  Hypochaeris glabra Timothy S. Ross, Damian Ross 1991-6-3 5530 Los Angeles Elephant Hill: wesr Pomona. Uncommon perennial from a heavy rootstock apparentl occuring here only on the upper easterly slope, eastward from the E ridge summit. 305 Comment
  RSA527812  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1991-4-25 4572 Los Angeles San Gabriel Moutains: Doe Flat, between Graveyard Canyon and Susanna Canyon, N side of the East Fork of the San Gabriel River; Angeles National Forest, Mt. Baldy Ranger District. Comment
  RSA527815  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1991-4-21 4521 Los Angeles Whittier Hills (Puente Hills, pro parte): Midway in Turnbull Canyon (near the old water tank) on the S side of the riparian strip. 226 Comment
  RSA527816  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4977 Los Angeles Soledad Canyon Wash between Acton and Paris. 835 Comment
  RSA527818  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4816 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  RSA527822  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1990-6-18 3477 -A Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
  RSA527825  Claytonia parviflora subsp. viridis Timothy S. Ross, Steve Boyd 1990-6-18 3453 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA527826  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5121 Los Angeles San Clemente Island. E side coastal escarpment approximately 2/5 way between Jack (not Jack Point) and the mouth of Larkspur Canyon. 152 Comment
  RSA527827  Claytonia perfoliata subsp. mexicana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5286 Los Angeles San Clemente Island. Near-Death Canyon (draining to Mosquito Cove) at ca 960 ft. in the N fork. 293 Comment
  RSA527828  Claytonia perfoliata subsp. intermontana Timothy S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3932 Los Angeles Liebre Mtn: N slope, between Horse Camp Canyon and Cow Spring Canyon. 1479 Comment
  RSA529152  Lotus crassifolius var. crassifolius T. S. Ross 1991-7-24 5614 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1890 Comment
  RSA529158  Asclepias eriocarpa T. S. Ross, Steve D. Boyd 1991-7-24 5606 Los Angeles GRANITE MOUNTAIN vicinity: ridge NNE of G.M. 1893 Comment
  RSA529190  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1991-7-24 5645 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA529199  Stephanomeria exigua subsp. exigua Timothy S. Ross, S. D. Boyd 1991-7-24 5644 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA529209  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5609 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA529211  Lotus strigosus T. S. Ross 1991-7-24 5605 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA529213  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1991-7-24 5601 Los Angeles Ridge NNE of Granite Mountain. 1926 Comment
  RSA529289  Galium aparine Tim S. Ross 1991-4-8 4465 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529295  Erodium moschatum Tim S. Ross 1991-4-8 4455 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529296  Medicago polymorpha Tim S. Ross 1991-4-8 4482 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529305  Selaginella bigelovii Timothy S. Ross 1991-4-8 4451 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA529895  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; Angeles Forest Highway. 918 Comment
  RSA529901  Artemisia dracunculus Timothy S. Ross 1991-8-16 5809 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  RSA529903  Foeniculum vulgare T. S. Ross 1991-8-16 5810 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  RSA532647  Monardella australis Tim S. Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn.]. 1768 Comment
  RSA532654  Solanum umbelliferum Tim S. Ross 1991-8-14 5774 Los Angeles Roundtop Mountain 1723 Comment
  RSA532824  Gnaphalium canescens subsp. beneolens Timothy S. Ross 1991-8-14 5790 Los Angeles Pacifico Mtn Rd, 0.5 mi E of Lower Pacifico Campground Rd. 1927 Comment
  RSA533414  Phacelia minor Tim S. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  RSA533424  Hypochaeris glabra Timothy S. Ross 1991-4-21 4533 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  RSA533436  Picris echioides Timothy S. Ross 1991-4-21 4513 Los Angeles Whittier Hills (puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  RSA533447  Filago californica Timothy S. Ross 1991-4-21 4537 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  RSA533450  Pseudognaphalium biolettii Timothy S. Ross 1991-4-21 4540 Los Angeles Whittier Hills (Puente Hills, pro parte): ridge on N side of Turnbull Canyon 305 Comment
  RSA533454  Vicia villosa var. glabrescens Tim S. Ross 1991-4-21 4544 Los Angeles Whittier Hills (Puente Hills, pro parte): ridge on N side of Turnbull Canyon. 305 Comment
  RSA533467  Emmenanthe penduliflora Tim S. Ross 1991-4-21 4557 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridgetop on N side of Turnbull Canyon. 294 Comment
  RSA533478  Euphorbia peplus T. S. Ross 1991-4-21 4563 Los Angeles Whittier hills (Puente hills, pro parte): Skyline Drive at the head of Turnbull canyon. 354 Comment
  RSA533480  Stachys rigida subsp. quercetorum Tim S. Ross 1991-3-9 4189 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA533496  Artemisia douglasiana Timothy S. Ross 1991-3-9 4197 Los Angeles Whittier Hills (Puente Hills, pro parte): dry ridge at head of un-named canyon draining ENE 305 Comment
  RSA533497  Lotus strigosus var. strigosus T. S. Ross 1991-3-9 4195 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA533883  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5159 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA533895  Rumex crispus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5152 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  RSA533898  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5141 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  RSA533910  Eleocharis palustris Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5182 Los Angeles San Clemente Island; SE end of island in the vicinity of Knob, 5100 ft NW of Guds. About 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  RSA533914  Callitriche marginata T. S. Ross 1991-5-18 5187 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  RSA533919  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5202 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533920  Perityle emoryi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5236 Los Angeles San Clemente Island: SE end of island, first un named canyon S of Snake Cactus Canyon (drainage beginning 1420ft due W of Guds). 152 Comment
  RSA533921  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5240 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  RSA533923  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5238 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  RSA533937  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5224 a Los Angeles San Clemente Island. South-east end of island in the vicinity of Knob, 5100 feet NW of Guds. Slope about 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  RSA533942  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5220 Los Angeles San Clemente Island: South-east end of island in the vicinity of Knob, 5100 ft. NW of Guds. 274 Comment
  RSA533945  Stylocline gnaphaloides Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5194 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA533948  Plantago ovata var. insularis Tim S. Ross, Orlando Mistretta, M. Hammit 1991-5-18 5207 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533951  Lotus strigosus var. strigosus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5203 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533953  Lupinus agardhianus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5205 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533966  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5204 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA533968  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5188 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  RSA533977  Crassula connata var. erectoides Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5179 Los Angeles San Clemente Island. 1100 feet SSW of Twin Dams, 1450 feet NNW of Bolder marker. 491 Comment
  RSA533980  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5192 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA533981  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5209 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA533989  Trifolium willdenovii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5112 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA533992  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5122 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA533995  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5131 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and1350 ft. NW of the mouth of Larkspur Canyon 144 Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA534003  Amsinckia intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5118 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA534004  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5123 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  RSA534024  Parietaria hespera var. hespera Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5280 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336' marker; 1800 ft SE of Malo Knoll (1396'). Upper portion of drainage. 305 Comment
  RSA534032  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5294 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  RSA534035  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5276 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  RSA534047  Centaurea melitensis Timothy S. Ross, Orlando Mistretta 1991-5-19 5271 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove. 1800 ft SE of Malo Knoll 426 Comment
  RSA534054  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5327 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  RSA534075  Lupinus hirsutissimus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5268 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336] marker; 1800 t SE of Malo Knoll [1396]) 384 Comment
  RSA534076  Lupinus agardhianus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5251 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA534078  Pseudognaphalium biolettii Timothy S. Ross 1991-5-19 5246 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage. 389 Comment
  RSA534137  Silene gallica Timothy S. Ross 1991-5-17 5062 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA534151  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5054 Los Angeles San Clemente Island, disturbed flats 650ft SE of the air terminal. 64 Comment
  RSA534153  Melilotus indicus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5051 b Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA535282  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5326 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535285  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-20 5350 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA535288  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5343 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  RSA535290  Trifolium depauperatum var. amplectens Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5332 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA535291  Plantago erecta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5333 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 485 Comment
  RSA535293  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5342 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535301  Trifolium gracilentum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5328 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA535309  Medicago polymorpha T. S. Ross 1991-5-21 5376 Los Angeles San Clemente Island: recent burn between Box and Horse Canyons; 1.2 - 1.25 miles SSW from north-south axis road separating just NW of Thirst. (just NE of small knoll). 483 Comment
  RSA535310  Eremocarpus setiger T. S. Ross 1991-5-21 5375 Los Angeles San Clemente Island: recent burn between Box and Horse Canyons; 1.2 - 1.25 miles SSW from north-south axis road separating just NW of Thirst. (just NE of small knoll). 483 Comment
  RSA535311  Hypochaeris glabra Timothy S. Ross 1991-5-21 5374 Los Angeles San Clemente Island: recent burn betw Box and Horse Canyons, 1.2-1.25miles SSW from NS axis road separating just NW of thirst. (just NE of small knoll) 483 Comment
  RSA535321  Chenopodium californicum T. S. Ross 1991-5-20 5353 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA535323  Atriplex californica T. S. Ross 1991-5-20 5352 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA535324  Atriplex semibaccata T. S. Ross 1991-5-20 5355 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  RSA535688  Atriplex semibaccata T. S. Ross 1991-5-22 5444 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA535691  Melilotus indicus Tim S. Ross 1991-5-22 5453 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 61 Comment
  RSA535693  Antirrhinum nuttallianum subsp. subsessile Tim S. Ross 1991-5-22 5447 Los Angeles San Clemente Island: Spray [Point], W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA535705  Gnaphalium luteoalbum Timothy S. Ross 1991-5-23 5503 Los Angeles San Clemente Island: Lower Tota Canyon, middle of island, eastern escarpment. 35 Comment
  RSA535708  Hypochaeris radicata Timothy S. Ross 1991-5-23 5507 Los Angeles San Clemente Island: Wilson Cove Settlement: lawn at bus stop on N side of Bldg 60112. 53 Comment
  RSA535712  Parietaria hespera var. hespera Tim S. Ross 1991-5-22 5458 Los Angeles San Clemente Island. Spray Canyon; short canyon 2400 ft. ENE of Spray (which is 5200 ft. N of Eel Point), W side of island. 61 Comment
  RSA535716  Perityle emoryi Timothy S. Ross 1991-5-22 5460 Los Angeles San Clemente Island. Spray Canyon; short canyon 2400 ft. ENE of Spray (which is 5200 ft. N of Eel Point), W side of island. 61 Comment
  RSA535722  Gnaphalium luteoalbum Timothy S. Ross 1991-5-22 5474 Los Angeles San Clemente Island: Spray Canyon, Short canyon 2400ft ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island 99 Comment
  RSA535725  Solanum americanum Tim S. Ross 1991-5-22 5472 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  RSA535726  Gnaphalium microcephalum Timothy S. Ross 1991-5-22 545 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  RSA535728  Filago arizonica Timothy S. Ross 1991-5-22 5475 Los Angeles San Clemente Island, Spray Canyon, short Canyon. alt 2400ft. ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island. 53 Comment
  RSA535734  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-23 5483 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  RSA535740  Microseris lindleyi Timothy S. Ross 1991-5-23 5489 Los Angeles San Clemente Island, Lower Tota Canyyon, Middle of Island, eastern escarpment. 61 Comment
  RSA535741  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles San Clemente Island, lower Tota Canyon, middle of island, eastern escarpment. 67 Comment
  RSA535749  Juncus patens Timothy S. Ross 1991-5-23 5498 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA536041  Cerastium glomeratum Timothy S. Ross 1991-5-21 5427 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  RSA536049  Lupinus agardhianus T. S. Ross 1991-5-21 5398 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  RSA536052  Mirabilis laevis Tim S. Ross 1991-5-21 5404 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  RSA536055  Carex tumulicola Timothy S. Ross 1991-5-21 5390 Los Angeles San Clemente Island: upper easterly branch of Box Canyon. 463 Comment