Search Results — 2000 specimen records retrieved (1561 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-BC100023  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-5-11 7810 Los Angeles Sawmill Mountain: W summit area ca 260-350m SE of Sawmill Campground. Burnt Peak 7.5' USGS Quadrangle 1621 Comment
  CAS-BOT-BC100426  Brickellia californica Timothy S. Ross; Steve Boyd 1994-9-20 8262 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  CAS-BOT-BC102181  Argyranthemum foeniculaceum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6055 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove 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-BC105251  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC105252  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-9-21 8297 Los Angeles Liebre Mountain: vicinity of West Summit. Liebre Mountain 7.5' USGS Quadrangle 1690 Comment
  CAS-BOT-BC105253  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8050 Los Angeles Liebre Mountains.Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC105688  Corethrogyne filaginifolia Timothy S. Ross; Steve Boyd 1994-9-20 8220 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-BC108063  Salix exigua Timothy S. Ross; Steve Boyd 1994-5-10 7713 Los Angeles Warm Srpings Canyon - Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn. summit. Warm Springs 7.5' USGS Quadrangle 804 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-BC113280  Eleocharis parishii Timothy S. Ross; Steve Boyd 1994-5-24 7839 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and 2 tributaries 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-BC127584  Agropyron cristatum Timothy S. Ross; Steve Boyd 1994-7-7 8145 Los Angeles Liebre Mountain. Upper west end of the mountain, ca. 100 m NNE of Sandberg Triangulation Point. 1629 Comment
  CAS-BOT-BC128133  Salix lasiandra var. lasiandra Tim Ross; Steve Boyd 1990-5-29 2709 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
  CAS-BOT-BC130256  Fritillaria biflora Timothy S. Ross 1995-4-7 8367 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 944 Comment
  CAS-BOT-BC130569  Lilium humboldtii Timothy S. Ross; Steve Boyd 1994-6-22 8004 Los Angeles Warm Springs Canyon: 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32 658 Comment
  CAS-BOT-BC131156  Encelia actoni Timothy S. Ross; J. Mark Porter 1995-5-4 8403 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 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-BC132337  Calochortus clavatus Timothy S. Ross; J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 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-BC13416  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1994-5-11 7825 Los Angeles Sawmill Mountain, N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1548 Comment
  CAS-BOT-BC135509  Cercocarpus betuloides var. betuloides Tim Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; near dogleg in drainage, Santa Catalina South USGS 7.5'. 230 Comment
  CAS-BOT-BC135934  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island - SW part of the island in Middle Canyon; riparian strip ca 30 m SE of Eagles' Nest Lodge; Collected near Eagles Nest Lodge, but plants of various sizes seen naturalized along the riparian area between here and Middle Ranch 144 Comment
  CAS-BOT-BC140660  Phoradendron macrophyllum Timothy S. Ross; Steve Boyd 1990-5-15 2514 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest; Soledad Canyon, ca 1.5 linear miles E of Agua Dulce Canyon 621 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-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  CAS-BOT-BC141300  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1990-5-23 2625 Los Angeles Mt Gleason Area: NNW ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon. San Gabriel Mountains 1719 Comment
  CAS-BOT-BC143679  Heteromeles arbutifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain 755 Comment
  CAS-BOT-BC144330  Bromus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3379 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon. Ca. 130 m north to 250 m north northwest of Icy Springs. 1732 Comment
  CAS-BOT-BC14586  Boechera pulchra Timothy S. Ross; Steve Boyd 1994-6-23 8025 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  CAS-BOT-BC147488  Rosa californica Timothy S. Ross; Steve 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 515 Comment
  CAS-BOT-BC154725  Solanum umbelliferum T. S. Ross; S. D. Boyd 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: 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-BC154777  Prunus virginiana var. demissa Timothy S. Ross; Steve 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) 1731 Comment
  CAS-BOT-BC154938  Prunus ilicifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3390 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  CAS-BOT-BC154939  Prunus ilicifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3392 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 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-BC158027  Hedera helix Tim Ross; Steve Boyd 1990-5-29 2702 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station (only the foundation and scattered rocks remaining.) Comment
  CAS-BOT-BC15861  Boechera arcuata Timothy S. Ross; Steve Boyd 1990-5-31 2734 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gelason. 1847 Comment
  CAS-BOT-BC158821  Rubus ursinus Timothy S. Ross; Steve Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32), ca 2160 m NNW of Warm Springs Mtn. summit - Liebre Mountains 804 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-BC158823  Rubus ursinus Tim Ross; Steve Boyd 1991-4-25 4590 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River) - San Gabriel Mtns. 557 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-BC164876  Clarkia rhomboidea Timothy S. Ross; Steve Boyd 1994-6-23 8052 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  CAS-BOT-BC166009  Chamerion angustifolium subsp. circumvagum Tim Ross 1990-8-17 3177 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  CAS-BOT-BC167058  Oenothera californica Timothy S. Ross; Steve Boyd 1994-5-4 7616 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-BC167627  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-4 7670 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC167632  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  CAS-BOT-BC167750  Petalonyx thurberi Tim Ross; Steve Boyd 1992-7-5 6632 Los Angeles San Francisquito Canyon: ca 1 mile N of Powerhouse No. 2 501 Comment
  CAS-BOT-BC168268  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd 1994-9-20 8227 b Los Angeles 2 miles NW of Acton: Sandy wash, 2 side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC168269  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd 1994-9-20 8227 a Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC168270  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3387 Los Angeles Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  CAS-BOT-BC170379  Malosma laurina Timothy S. Ross 1994-7-19 8173 Los Angeles S base of Indian Hill Mesa, Claremont 396 Comment
  CAS-BOT-BC171061  Larrea tridentata Timothy S. Ross; J. Mark Porter 1994-5-1 7579 Los Angeles Southwestern Mojave Desert, open desert, ca 1870 m SW of Three Sisters Buttes, along Black Butte Basin Road. 966 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-BC172438  Clarkia bottae Tim Ross; Orlando Mistretta 1993-5-27 7328 Los Angeles W end of San Gabriel Mtns., ridge dropping westward from Loop Canyon road (at 3060 ft) toward Wilson Canyon 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-BC172783  Hordeum vulgare Timothy S. Ross; Steve Boyd 1994-5-4 7633 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-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-BC173404  Ribes malvaceum Timothy S. Ross 1995-4-7 8371 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 944 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-BC174665  Senecio flaccidus var. douglasii Timothy S. Ross; Steve Boyd 1994-7-7 8152 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-BC174670  Lagophylla ramosissima subsp. ramosissima Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8128 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-BC174889  Silene laciniata Tim Ross 1992-6-15 6557 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon 294 Comment
  CAS-BOT-BC174890  Silene laciniata Timothy S. Ross 1992-5-24 6414 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 475 Comment
  CAS-BOT-BC17508  Athysanus pusillus Timothy S. Ross; Darin Banks 1994-4-12 7469 Los Angeles Liebre Mountains. San Francisquito Canyon. 542 Comment
  CAS-BOT-BC175274  Triticum aestivum Tim Ross 1992-5-8 6305 Los Angeles San Gabriel Mtns: Glendora Mountain Road at its intersection with Upper Monroe Rd and Lower Monroe Rd. 1048 Comment
  CAS-BOT-BC17678  Carex alma Timothy S. Ross; Steve Boyd 1994-5-24 7838 Los Angeles Liebre Mountains. Cottonwood Swamp: 515 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-BC180638  Amorpha californica var. californica Timothy S. Ross; Steve Boyd 1994-6-22 8014 Los Angeles 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32, Warm Springs Canyon - Liebre Mountains 658 Comment
  CAS-BOT-BC180639  Amorpha californica var. californica Tim Ross; Walter Appleby 1993-6-7 7367 Los Angeles NW side of Lupine Saddle, at the head of teh draw that drains NNW to Los Pinetos Spring, W end of the San Gabriel Mtns. 954 Comment
  CAS-BOT-BC183787  Vulpia microstachys var. confusa Timothy S. Ross; Steve Boyd 1994-5-4 7663 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC183848  Trifolium macraei Tim Ross 1993-4-22 6894 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); southerly coastal slope 1320 m SE of Cactus Peak summit 393 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-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-BC186156  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit 1767 Comment
  CAS-BOT-BC186346  Garrya flavescens Timothy S. Ross; Darin Banks 1994-4-13 7542 Los Angeles Lower Spunky Canyon: eastern slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  CAS-BOT-BC187375  Astragalus lentiginosus var. variabilis Timothy S. Ross 1991-4-28 4736 Los Angeles Mojave Desert: ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward 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... 941 Comment
  CAS-BOT-BC188089  Eriodictyon traskiae Tim Ross; Janet Takara 1993-4-23 6936 Los Angeles Bed of canyon near roadside; SW part of the island in Cape Canyon, Santa Catalina Island 243 Comment
  CAS-BOT-BC189150  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1994-5-10 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 meters NNW of Warm Springs Mountain summit 585 Comment
  CAS-BOT-BC190264  Cynodon dactylon Tim Ross; Orlando Mistretta; Peter Fritsch 1990-7-10 4037 Los Angeles San Gabriel Mountains. 0.8 km north of Aliso Spring along the west shoulder of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  CAS-BOT-BC190454  Dactylis glomerata Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6951 Los Angeles Santa Catalina Island. West end of island beyond the isthmus, on main east-west ridgetop ca. 615 m east of Granite Triangulation Point and 620 m west northwest of Oak Triangle Point. 487 Comment
  CAS-BOT-BC196149  Lupinus albifrons var. douglasii Tim Ross; Janet Takara; Stacey Otte 1993-4-25 6973 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  CAS-BOT-BC199074  Rhus aromatica Timothy S. Ross; J. Mark Porter 1995-5-4 8472 Los Angeles Ca. 3.6 road miles NE of Bouquet Canyon Road - Liebre Mountains, Texas Canyon 682 Comment
  CAS-BOT-BC199077  Rhus aromatica Timothy S. Ross; Steve Boyd 1994-5-10 7740 Los Angeles Canyon bottom and adjacent northerly lsopes at the confluence of blueline drainage NNE off the face of Warm springs Mtn., ca. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon, Warm Springs Mountain 7.5' USGS - Wram Springs Canyon 682 Comment
  CAS-BOT-BC199090  Astragalus trichopodus var. phoxus Timothy S. Ross 1995-4-7 8348 Los Angeles 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, Old Ridge Route - Liebre Mountains 630 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-BC202030  Thinopyrum ponticum Timothy S. Ross; Steve Boyd 1994-7-7 8146 b Los Angeles Liebre Mountain: upper W end of the mountain, ca 110 m NW of Sandberg Triangulation Point (5345-ft) 1600 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-BC202624  Aesculus californica Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8140 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-BC206356  Malacothamnus fremontii Tim Ross; Steve Boyd 1993-5-23 7263 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, Green Valley 7.5' USGS quad. - Liebre Mountains 908 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-BC208538  Ehrharta calycina Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6949 Los Angeles W end of island beyond the isthmus, on main east-west ridgetop ca 615 m E of Granite Triangulation Point and 620 m WNW of Oak Triang. Pt., Santa Catalina West USGS 7.5', Santa Catalina Island 487 Comment
  CAS-BOT-BC210906  Achnatherum parishii subsp. depauperatum Timothy S. Ross 1995-4-7 8360 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 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-BC212395  Fremontodendron californicum Timothy S. Ross; Darin Banks 1994-6-21 7989 Los Angeles Descending northerly ridge with Tie Canyon on the W, and upper tributary of Santiago Canyon on the E, ca 2325 m NW of Pac. Mtn's 7124 foot summit, Vicinity of Pacifico Mountain 1923 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-BC215796  Calystegia macrostegia subsp. intermedia Timothy S. Ross; Darin Banks 1994-4-12 7482 Los Angeles Westerly draw draining from ridge which divides S. Fr. Cyn from Dy Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon, San Francisquito Canyon, Liebre Mountains 554 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-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-BC223046  Galium angustifolium subsp. gabrielense Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3803 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  CAS-BOT-BC223413  Fraxinus dipetala Timothy S. Ross; Darin Banks 1994-4-13 7526 Los Angeles Liebre Mountains. Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; 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 1011 Comment
  CAS-BOT-BC223940  Tamarix parviflora Timothy S. Ross 1995-4-7 8354 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 Comment
  CAS-BOT-BC224491  Cuscuta californica Tim Ross 1992-6-15 6575 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  CAS-BOT-BC224492  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8284 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-BC224493  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8286 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-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-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  CAS-BOT-BC227221  Schismus barbatus Timothy S. Ross; Steve Boyd 1994-5-4 7627 Los Angeles Liebre Mountains. 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-BC227419  Calochortus catalinae Tim Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); southerly coastal slope 1320 m SE of Cactus Peak summit 350 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-BC230921  Malacothamnus davidsonii Tim Ross; Steve Boyd 1993-6-30 7387 Los Angeles Western San Gabriel Mtns: near middle portion of Loop Canyon 684 Comment
  CAS-BOT-BC231094  Harpagonella palmeri Tim Ross; Janet Takara 1993-4-23 6939 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, 900 m WNW of Black Jack Mountain summit 493 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-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC233660  Salvia leucophylla Tim Ross 1992-6-15 6571 Los Angeles S-draining tributary of Turnbull Canyon, Whittier Hills (local name for the western extremity of the Puente Hills) 237 Comment
  CAS-BOT-BC235730  Keckiella cordifolia Tim Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 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-BC238740  Sambucus nigra subsp. caerulea Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2977 Los Angeles The San Gabriel Mountains. 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) 1231 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-BC240752  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-6-22 8013 Los Angeles Liebre Mountains. Warm Springs Canyon: 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32 658 Comment
  CAS-BOT-BC24151  Arctostaphylos Timothy S. Ross; Steve Boyd 1994-6-23 8034 Los Angeles Flora of the Liebre Mountains, Sawmill Mountain: 5514' summit and immediately adjacent slopes, Burnt Peak 7.5' USGS 1680 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-BC242748  Eriogonum davidsonii Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3384 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 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-BC243701  Myoporum laetum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Rancho Palos Verdes, lower Altamira Canyon, first small canyon NW of Portuguese Point, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 15 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-BC247867  Chorizanthe watsonii Timothy S. Ross; Steve Boyd 1994-6-23 8059 Los Angeles 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 1597 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-BC253259  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Annette H. Ross 1991-6-3 5549 Los Angeles Undeveloped slopes west of California State Polytechnic University, Pomona, San Dimas USGS 7.5' Qudrangle, San Jose Hills 335 Comment
  CAS-BOT-BC253465  Eriogonum gracile Timothy S. Ross 1994-7-19 8174 Los Angeles S base of INdian Hill Mesa, Claremont 396 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-BC264877  Eriogonum viridescens Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3750 Los Angeles Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone, Pinyon Ridge, San Gabriel Mountains 1950 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-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-BC277358  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Victor W Steinmann 1995-5-8 8555 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley 1182 Comment
  CAS-BOT-BC277820  Chaenactis santolinoides Timothy S. Ross; Steve Boyd 1994-5-4 7687 Los Angeles Liebre Mountains. Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw 1075 Comment
  CAS-BOT-BC279725  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-11 7790 Los Angeles Liebre Mountains. Atmore Meadows Spur Road: East end of Liebre Mtn near the head of North Fork Fish Canyon 1499 Comment
  CAS-BOT-BC281508  Melica imperfecta Timothy S. Ross; J. Mark Porter 1995-5-4 8454 Los Angeles Liebre Mts. Texas Canyon: ca 1.9 miles NE of Bouquet Canyon Rd 585 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-BC281538  Melica imperfecta Timothy S. Ross; Steve Boyd 1994-5-25 7936 Los Angeles Liebre Mts. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mt summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  CAS-BOT-BC282536  Festuca trachyphylla Tim Ross; Walter Appleby 1993-5-14 7145 Los Angeles 220 m SSW of May Canyon Saddle and 380 m WNW of May Peak [3948], Western San Gabriel Mtns. 1112 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-BC287624  Ericameria linearifolia Timothy S. Ross; Steve Boyd 1994-5-25 7923 Los Angeles Liebre Mts. 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-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-BC292691  Cirsium occidentale var. venustum Timothy S. Ross; Steve Boyd 1994-9-21 8300 Los Angeles Upper west summit area on broad northerly ridge extending n orthward toward Tentrock Canyon dranage, ca. 340-460 m ENE of Sandberg Triangulation Point, Liebre Mountain 1623 Comment
  CAS-BOT-BC297945  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-24 7858 Los Angeles Liebre Mts. NE summit of Grass Mt: N slopes draining toward Elizabeth Lake, S slopes toward Green Valley 1389 Comment
  CAS-BOT-BC298041  Ericameria nauseosa var. mohavensis Timothy S. Ross; Steve Boyd 1994-9-21 8296 Los Angeles Liebre Mts. Vicinity of West Summit 1690 Comment
  CAS-BOT-BC298042  Ericameria nauseosa var. mohavensis Timothy S. Ross; Steve Boyd 1994-9-21 8279 Los Angeles Liebre Mts. Vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC303401  Gamochaeta ustulata Tim Ross; Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 1035 m WNW of Black Jack Mtn summit 435 Comment
  CAS-BOT-BC305691  Helianthus gracilentus Tim Ross; Steve Boyd 1992-7-5 6608 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  CAS-BOT-BC312235  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-BC321538  Layia glandulosa Timothy S. Ross; Victor W. Steinmann 1995-5-8 8559 Los Angeles Liebrel Mountains. Slopes between Leona Valley and Lost Valley. 1182 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-BC329056  Tetradymia canescens Tim Ross 1990-8-17 3188 Los Angeles San Gabriel Mountains, Blue Ridge, ca. 160 m WSW of Guffy Camp, near the Forest Service gate on the road that drops to Prairie Fork. 2499 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 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-BC340991  Robinia pseudoacacia Timothy S. Ross; J. Mark Porter 1995-5-4 8506 Los Angeles Liebre Mountains. Texas Canyon at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road 609 Comment
  CAS-BOT-BC341094  Scutellaria mexicana Timothy S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1082 Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 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 1719 Comment
  CAS-BOT-BC343702  Madia elegans Timothy S. Ross; Steve Boyd 1994-6-23 8030 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  CAS-BOT-BC343703  Madia elegans Timothy S. Ross; Steve Boyd 1994-5-24 7847 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC348450  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6959 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, east side of Bouchette Canyon (draining northward to Johnsons Landing) 243 Comment
  CAS-BOT-BC356715  Pseudognaphalium californicum Tim Ross; Steve Boyd 1994-5-10 7694 Los Angeles Liebre Mountains. 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 Mtn summit 890 Comment
  CAS-BOT-BC357041  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-5-10 7710 Los Angeles Liebre Mountains. Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn summit 804 Comment
  CAS-BOT-BC362465  Rafinesquia californica Tim Ross; Steve Boyd 1993-5-23 7270 Los Angeles Liebre Mountains, NW Los Angeles Co. 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 896 Comment
  CAS-BOT-BC364568  Senecio vulgaris Tim Ross; Steve Boyd 1993-5-23 7232 Los Angeles Liebre Mountains, 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-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-BC374810  Stebbinsoseris heterocarpa Timothy S. Ross; Gery Allan; Mark Elvin; Jennifer Stone 1995-5-19 8588 a Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft triangulation point 268 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-BC375359  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3404 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  CAS-BOT-BC38145  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1994-5-11 7827 Los Angeles Liebre Mountains. Sawmill Mountain. Center summit area, along Maxwell Truck Trail. Ca. 1085 m SSW of Upper Lake Campgnd. 1584 Comment
  CAS-BOT-BC388667  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7913 Los Angeles Liebre Mountains. Warm Springs Mountain: ca 450 m NW of summit 1164 Comment
  CAS-BOT-BC392356  Thalictrum fendleri Timothy S. Ross; Steve Boyd 1990-6-1 2778 Los Angeles San Gabriel Mountains. Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1194 Comment
  CAS-BOT-BC400188  Ceratophyllum demersum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3792 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  CAS-BOT-BC401998  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-6-23 8051 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  CAS-BOT-BC401999  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-6-23 8051 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  CAS-BOT-BC402057  Gilia ochroleuca subsp. vivida Timothy S. Ross 1994-5-31 7966 Los Angeles San Gabriel Mountains. Pacifico Mountain: ca 530 m due W of the 7124-ft summit; low saddle-like area, functionally the head of Santiago Canyon 2023 Comment
  CAS-BOT-BC403918  Parietaria hespera Tim Ross; Steve Boyd; Laurel Arnseth 1990-4-8 4297 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  CAS-BOT-BC404125  Urtica dioica subsp. holosericea Timothy S. Ross; Steve Boyd 1994-7-7 8168 Los Angeles Liebre Mountains. 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-BC40725  Erysimum capitatum Timothy S. Ross; Steve Boyd 1994-5-11 7785 Los Angeles Liebre Mountain. Central summit area, ca. 1750 m WSW of Bear Gulch Camp. 1732 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-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-BC428118  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-25 7940 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-BC433926  Rumex salicifolius Timothy S. Ross; Steve Boyd 1994-7-7 8157 Los Angeles Liebre Mountains. 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-BC438752  Cistanthe monandra Timothy S. Ross; Victor W Steinmann 1995-5-8 8560 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  CAS-BOT-BC439125  Claytonia exigua subsp. exigua Timothy S. Ross; Steve Boyd 1994-5-11 7813 Los Angeles Liebre Mountains. Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground. 1621 Comment
  CAS-BOT-BC441131  Lithophragma parviflorum Timothy S. Ross; Steve Boyd 1994-5-11 7822 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak. 1548 Comment
  CAS-BOT-BC45627  Quercus agrifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8473 Los Angeles Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 682 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-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-BC48879  Ceanothus cuneatus Tim Ross; Steve Boyd 1993-5-23 7225 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CAS-BOT-BC502898  Orobanche fasciculata Tim Ross; Steve Boyd 1993-5-23 7222 Los Angeles Liebre Mountains: Lower, esterly ridge of Red Mtn, on northerly slope 140--220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CAS-BOT-BC50465  Ceanothus oliganthus Timothy S. Ross 1992-4-21 6226 Los Angeles San Gabriel Mountains: Head of Horse Canyon: N side of Horse Canyon Saddle 987 Comment
  CAS-BOT-BC52538  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1994-5-10 7745 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence 883 Comment
  CAS-BOT-BC59841  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-25 7934 Los Angeles Necktie Basin: Hanging basin ca 470-830 m. w. of Warm Springs Mtn. summit. These collections from ca 600-800 m. WSW 1075 Comment
  CAS-BOT-BC59842  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1991-4-25 4604 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower e. fk. of the San Gabriel River at ca 1540' elev.) 530 Comment
  CAS-BOT-BC60918  Stanleya pinnata Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3389 Los Angeles San Gabrile Mountains. Little Rock Creek. Joshua Tree Campground on the southwest side of Little Rock Reservoir. 1002 Comment
  CAS-BOT-BC62563  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8304 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; 1623 Comment
  CAS-BOT-BC62565  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-5-25 7877 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection 1708 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-BC64021  Anisocoma acaulis Timothy S. Ross 1994-5-25 7891 Los Angeles West summit of Liebre Mountain: 1708 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-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-BC73760  Peritoma arborea var. arborea Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7440 Los Angeles Palos Verdes Peninsula, Rancho Palos Verdes - eroded canyon through southerly coastal bluffs, 15 Comment
  CAS-BOT-BC74377  Rorippa curvipes Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3826 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake. 1700 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-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  CAS-BOT-BC7965  Delphinium parishii subsp. parishii Timothy S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains, near Pacifico Mountain, 680 m due W of Sheep Camp Spring 2048 Comment
  CAS-BOT-BC80412  Calocedrus decurrens Timothy S. Ross; Steve Boyd 1994-9-21 8319 Los Angeles Sandberg: 150-170 m SSE of town along the Old Ridge Route 1277 Comment
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 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-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-BC81965  Ephedra viridis Tim Ross 1995-4-26 8385 Los Angeles Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route 1024 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-BC82905  Dendromecon rigida Tim Ross; Steve Boyd 1993-5-23 7224 Los Angeles Liebre Mountains. Lower, easterly ridge of Red Mountain, on northerly slope 140-220 meters southeast of the saddle. 963 Comment
  CAS-BOT-BC82906  Dendromecon rigida Timothy S. Ross; Steve Boyd 1994-5-25 7930 Los Angeles Liebre Mountains. Necktie Basin. Hanging basin ca. 470-830 meters west of Warm Springs Mountain summit. 1075 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-BC92291  Ribes amarum Timothy S. Ross 1992-4-21 6215 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between San Dimas Canyon & Cattle Canyon. 1231 Comment
  CAS-BOT-BC92292  Ribes amarum Timothy S. Ross 1992-4-21 6234 Los Angeles San Gabriel Mountains. Fallen Leaf Spring. Draining northward to Cow Canyon. 1341 Comment
  CAS-BOT-BC92643  Clematis ligusticifolia Timothy S. Ross; Steve Boyd 1994-9-20 8263 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining south southeast, exiting into Bouquet Reservoir. 934 Comment
  CAS-BOT-BC93193  Platanus racemosa Timothy S. Ross; Darin Banks 1994-4-13 7523 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m SW of San Francisquito Powerhouse No. 2. 487 Comment
  CAS-BOT-BC93875  Artemisia dracunculus Timothy S. Ross; Steve Boyd 1994-7-7 8162 Los Angeles Liebre Mountains - Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch 1018 Comment
  CAS-BOT-BC94260  Quercus garryana var. breweri Timothy S. Ross; Steve Boyd 1994-9-21 8307 Los Angeles Liebre Mountain: upper W end of the mt., along Forest Service Road 7N23, ca 200 m SW of Sandberg Triangulation Point 1581 Comment
  CAS-BOT-BC94751  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8318 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain 7.5' USGS Quadrangle 1277 Comment
  CAS-BOT-BC97273  Artemisia tridentata subsp. parishii Timothy S. Ross; Steve Boyd 1994-9-20 8239 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC98154  Baccharis salicifolia Timothy S. Ross; Darin Banks 1994-4-13 7518 Los Angeles Liebre Mountains, San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito 487 Comment
  CDA2137  Parapholis incurva T. S. Ross 1992-4-14 6183 Los Angeles San Clemente Island. Lemon Tank Road, ca. 25 m east-southeast of its intersection with the main north-south island road. 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
  CDA5790  Nicotiana glauca T. S. Ross 1991-4-8 4474 Los Angeles Elephant Hill, Western Pomona. Comment
  CDA9972  Ambrosia confertiflora T. S. Ross 1991-3-9 4179 Los Angeles Whittier Hills (Puente Hills, pro parte): Southeast side of ridgetop knoll, head of Oak Canyon. 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
  JEPS114015  Galium angustifolium subsp. angustifolium Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7406 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; unnamed horseshoe-shaped canyon to NE of upper Forrestal Drive. Comment
  JEPS87547  Symphoricarpos albus var. laevigatus Tim Ross and Walter Appleby 1993-5-20 7196 b Los Angeles between Wilson Canyon Saddle and Los Pinetos Spring (head of Los Pinetos Canyon, w San Gabriel Mtns); San Gabriel Mtns. Los Pinetos Canyon, San Fernando U.S.G.S.; [rhizomes and new growth] 914 Comment
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  NY268575  Crossosoma californicum T. S. 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; large, lichen-covered rock outcrop on NNW side of 1528-ft. peak; Santa Catalina South USGS 7.5' quad. 446.5 Comment
  NY30011  Ephedra viridis T. S. Ross 1994-5-29 2705 Los Angeles San Gabriel Mountains: Big Rock Creek. Vicinity of an old destoyed homestead on the west side of the riparian strip, just upstream from the gaging Station (only the foundation and scattered rocks remain). Valyermo 7.5' USGS Quadrangle 1239.0 Comment
  NY601187  Penstemon grinnellii var. grinnellii T. S. Ross 1990-5-17 2595 Los Angeles San Gabriel Mountains: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1612.4 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
  NY601618  Penstemon heterophyllus var. australis T. S. Ross 1992-7-26 6782 Los Angeles North foot of RED MOUNTAIN on the south side of Ruby Canyon stream ca. 320-360 m west-northwest of Ruby Spring. Liebre Mountains. 783.3 Comment
  NY601692  Penstemon heterophyllus var. heterophyllus T. S. Ross 1994-5-25 7935 Los Angeles Necktie Basin: Hanging basin ca. 470-830 m west of Warm Springs Mountain summit. These collections from ca. 600-800 m west-southwest of summit. Liebre Mountains. 1060.7 Comment
  NY660826  Penstemon speciosus T. S. Ross 1990-6-22 3701 Los Angeles Pinyon Ridge: eastern half of the ridge, directly north of Fenner Canyon 1938.5 Comment
  NY688830  Ephedra viridis T. S. Ross 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  NY73772  Ephedra nevadensis T. S. Ross 1992-4-4 6104 Los Angeles San gabriel Mountains: Big Rock Creek: ca. 0.25 mile south of Big Pines Highway, on alluvial bench between the stream and Bog Rock Creekl Road. Valyermo USGS 7.5' Quad 1207.0 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
  NY790422  Keckiella ternata subsp. ternata T. S. Ross 1991-7-24 5643 Los Angeles Granite Mountain: Pacifico Mountain USGS 7.5' quadrangle 1902.0 Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 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
  NY820487  Solanum xanti T. S. Ross 1990-6-18 3499 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1743 Comment
  NY99566  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles Liebre Mountains. West end of Liebre Mountain along Forest Service Road 7N23 ca. 0.9 road-miles northeast of its junction with the Old Ridge Route; ca. 4550 ft. south southwest of Sandberg Triangulation Point. USGS 7.5' Liebre Mtn. Quadrangle 1341.1 Comment
  OBI70654  Juglans californica Tim Ross, Annette Ross 1991-3-7 4152 Los Angeles Elephant Hill : Western Pomona T1S R9W, W2/3 S 1/2 sect 26 (projected); San Dimas USGS 7.5 ' quadrangle 335 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
  RSA0017201  Gilia ochroleuca subsp. vivida T. S. Ross 1994-5-31 7966 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
  RSA0019951  Bromus tectorum Timothy S. Ross 1992-4-4 6093 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA0027964  Mirabilis laevis var. crassifolia Tim S. Ross, J. Mark Porter 1995-5-4 8475 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 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
  RSA0041687  Thysanocarpus laciniatus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8571 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 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
  RSA0060343  Pentagramma triangularis T. S. Ross, J. Mark Porter 1995-5-4 8526 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0063396  Cuscuta occidentalis T. S. Ross, Orlando Mistretta, M. Hammitt 1991-5-17 5087 Los Angeles San Clemente Island: At West Cove, SW of the new landing field. 6 Comment
  RSA0068962  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4960 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 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
  RSA0070817  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-31 2742 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0076321  Opuntia basilaris var. basilaris T. S. Ross 1991-4-28 4780 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA0079271  Cryptantha muricata var. muricata Timothy S. Ross 1994-5-10 7699 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
  RSA0079279  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-31 2751 Los Angeles San Gabriel Mountains: Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 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
  RSA0079361  Cryptantha muricata var. muricata T. S. Ross, J. Mark Porter 1995-5-4 8440 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA0079455  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1991-7-24 5597 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0097876  Spergularia bocconi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5336 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA0104860  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3889 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA0106199  Zeltnera exaltata Tim S. Ross, Steve D. Boyd 1994-9-21 8328 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
  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
  RSA0125911  Boechera Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3959 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 nr the intersection of sections 3,4,9,10) 1390 Comment
  RSA101914  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles Inland slopes and crests of dunes, El Segundo Comment
  RSA415477  Astragalus douglasii var. douglasii Lewis S. Ross 1968-4-5 68019 Los Angeles 10 miles E of Gorman 854 Comment
  RSA502793  Lobelia dunnii var. serrata T. S. Ross, Annette H. Ross 1989-9-20 1779 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  RSA517111  Chenopodium pratericola T. S. Ross, Steve D. Boyd 1990-5-14 2466 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1140 Comment
  RSA517113  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross 1990-5-14 2468 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA517118  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1990-5-14 2473 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  RSA517134  Calystegia macrostegia subsp. intermedia T. S. Ross, S. D. Boyd 1990-5-14 2493 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1085 Comment
  RSA517140  Quercus berberidifolia Tim S. Ross 1990-5-14 2488 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 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
  RSA517157  Ericameria parishii var. parishii Timothy S. Ross, Orlando Mistretta 1990-10-9 3249 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  RSA517162  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-9 3260 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  RSA517165  Chrysothamnus nauseosus subsp. mohavensis Timothy S. Ross, Orlando Mistretta 1990-10-9 3263 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1454 Comment
  RSA517171  Prunus persica var. persica Tim S. Ross 1990-10-5 3201 Los Angeles San Gabriel Mountains: Near entrance to Golden Cup Oak Plantation; Mt. Baldy Ranger District, Angeles National Forest. 1421 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  RSA522330  Ceanothus leucodermis Tim S. Ross, O. Mistretta, P. Fritsch 1990-7-10 4033 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
  RSA522336  Phacelia ramosissima var. latifolia Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4026 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
  RSA522433  Salix lucida subsp. lasiandra Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4018 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA522442  Malacothamnus fremontii Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4063 Los Angeles NNE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District. 1564 Comment
  RSA522445  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4060 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. 1759 Comment
  RSA522446  Epilobium canum subsp. latifolium Tim S. Ross, Peter Fritsch 1990-7-10 4059 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  RSA522449  Salix laevigata Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4056 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
  RSA522458  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4046 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
  RSA522460  Pycnanthemum californicum Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4044 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
  RSA522466  Lotus heermannii var. heermannii T. S. Ross 1990-7-10 4039 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. sandy beach near the intersection of Tie Canyon wash and A.F. Highway Comment
  RSA522933  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3297 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  RSA522938  Piptatherum miliaceum Timothy S. Ross, Orlando Mistretta 1990-10-24 3301 Los Angeles near mouth of Susanna Canyon 472 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
  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
  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
  RSA523165  Encelia californica Timothy S. Ross 1991-2-23 4101 Los Angeles Whittier Hills (Puente Hills) upper Turnbull Canyon 1/5 air mile WNW of Turnbull Canyon road & Skyline Drive in partially disturbed. 288 Comment
  RSA523169  Rhus trilobata var. pilosissima T. S. Ross 1991-2-23 4112 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Cyn Rd & Skyline Drive. 210 Comment
  RSA524084  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-6 2840 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
  RSA524185  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd 1990-6-6 2861 Los Angeles 0.3 miles ESE of Oak Flat Spring near the intersection of Threemile Grade x the road W to Camp Caula; Los Padres National Forest (admin. by Angeles N.F.). 840 Comment
  RSA524189  Camissonia boothii subsp. decorticans Tim S. Ross, Steve D. Boyd 1990-6-6 2882 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524191  Schoenoplectus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1990-6-6 2884 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524193  Lotus scoparius T. S. Ross, S. D. Boyd 1990-6-6 2886 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524198  Glycyrrhiza lepidota T. S. Ross, S. D. Boyd 1990-6-6 2891 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524201  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-6 2894 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA524618  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1990-5-17 2587 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA524626  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Steve D. Boyd 1990-5-17 2595 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA524637  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-6-6 2812 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524966  Phacelia brachyloba Tim S. Ross, Steve D. Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524974  Clarkia Tim S. Ross, Steve D. Boyd 1990-6-6 2830 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA524981  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1990-6-6 2836 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
  RSA525093  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-6 2849 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA525101  Ulmus minor Tim S. Ross, Steve D. Boyd 1990-6-6 2857 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA526473  Agave sisalana Timothy S. Ross 1991-3-24 4301 Los Angeles Whittier Hills( Puente Hills, Pro parte). 299 Comment
  RSA526474  Baccharis douglasii Timothy S. Ross 1991-3-24 4307 Los Angeles Whittier Hills . Lower Turnbull Canyon along riparian strip. 171 Comment
  RSA526477  Lamarckia aurea Timothy S. Ross 1991-3-24 4317 Los Angeles Whittier Hills (Puente Hills, pro parte); Between Sycamnore and Turnbull canyons 361 Comment
  RSA526640  Eschscholzia ramosa Tim S. Ross, L. Arnseth 1990-4-7 4222 Los Angeles San Clemente Island, lower half of China Canyon, south end of island, west side Comment
  RSA527687  Juglans regia Tim S. Ross, A. R. Ross 1991-6-3 5542 Los Angeles Elephant Hill, W Pomona 287 Comment
  RSA527690  Limonium perezii Tim S. Ross, Annette H. Ross 1991-6-3 5512 Los Angeles West Pomona. 256 Comment
  RSA527703  Stephanomeria virgata subsp. pleurocarpa Timothy S. Ross 1991-3-7 4150 Los Angeles Elephant Hill, western Pomona. 300 Comment
  RSA527711  Salix lasiolepis Tim S. Ross, Annette Ross 1991-3-7 4137 Los Angeles Elephant Hill, western Pomona. 230 Comment
  RSA527714  Salix laevigata Tim S. Ross, Annette Ross 1991-3-7 4138 Los Angeles Elephant Hill, western Pomona. 230 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
  RSA527804  Chenopodium murale T. S. Ross, Annette Ross 1991-6-3 5539 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA527807  Datura wrightii Tim S. Ross, Annette Ross 1991-6-3 5540 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA527813  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1991-4-8 4467 Los Angeles Elephant Hill: Western Pomona. 335 Comment
  RSA529081  Thermopsis macrophylla T. S. Ross 1991-5-9 5047 Los Angeles Claremont Comment
  RSA529136  Linanthus pungens T. S. Ross, S. D. Boyd 1991-7-24 5620 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529147  Rosa californica Tim S. Ross 1991-4-8 4477 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 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
  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
  RSA529168  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1991-7-24 5641 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA529175  Monardella australis Tim S. Ross, Steve Boyd 1991-7-24 5594 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA529179  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5618 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA529180  Phacelia davidsonii Tim S. Ross 1991-7-24 5612 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1915 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
  RSA529194  Galium angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5659 -B Los Angeles Granite Mountain: San Gabriel Mountain Range. 1951 Comment
  RSA529197  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5659 -A Los Angeles Granite Mountain: San Gabriel Mountain Range. 1951 Comment
  RSA529204  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5604 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA529207  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd 1991-7-24 5610 Los Angeles GRANITE MOUNTAIN vicinity: ridge NNE of G.M. 1893 Comment
  RSA529292  Pseudognaphalium biolettii Timothy S. Ross 1991-4-8 4461 Los Angeles Elephant Hill; western Pomona. 229 Comment
  RSA529890  Cistus ladanifer T. S. Ross 1991-8-16 5798 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA529908  Poa pratensis Timothy S. Ross 1991-8-16 5821 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
  RSA529917  Epilobium densiflorum Tim S. Ross 1991-8-16 5824 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA529918  Scutellaria siphocampyloides Tim S. Ross 1991-8-16 5820 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
  RSA530045  Hordeum brachyantherum subsp. californicum Timothy S. Ross 1991-8-16 5826 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
  RSA530051  Epilobium canum subsp. latifolium Tim S. Ross 1991-8-16 5840 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  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
  RSA530066  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1991-8-16 5864 Los Angeles Horse Flats (southern end) 823 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
  RSA530077  Oxytheca trilobata Tim S. Ross 1991-8-16 5859 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  RSA532637  Galium johnstonii Tim S. Ross 1991-8-14 5755 Los Angeles Roundtop [Mtn], San Gabriel Mountains. 1902 Comment
  RSA532640  Galium johnstonii Tim S. Ross 1991-8-14 5743 Los Angeles Granite Mountain, San Gabriel Mountains 1887 Comment
  RSA532646  Adenostoma fasciculatum var. fasciculatum Tim S. Ross 1991-8-14 5761 Los Angeles Roundtop [Mtn], San Gabriel Mountains. South slope. 1872 Comment
  RSA532657  Bromus grandis Timothy S. Ross 1991-8-14 5780 Los Angeles Roundtop [Mtn.] 1768 Comment
  RSA532829  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles Pacifico Mtn Rd, 0.5 mi E of Lower Pacifico Campground Rd. 1927 Comment
  RSA532831  Rhamnus tomentella subsp. cuspidata Tim S. Ross 1991-8-14 5783 Los Angeles San Gabriel Mtns: Pacifico Mtn. Rd., .48 mile E of Roundtop Truck Rd. 1915 Comment
  RSA532833  Thinopyrum ponticum Timothy S. Ross 1991-8-14 5782 Los Angeles San Gabriel Mountains: Pacifico Mountain Road, 0.38 mile E of Roundtop Truck road. 1902 Comment
  RSA533412  Prunus persica Tim S. Ross 1991-4-21 4499 Los Angeles Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. 154 Comment
  RSA533415  Bromus diandrus Timothy S. Ross 1991-4-21 4524 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage, vicinity of old water tank. 220 Comment
  RSA533416  Bromus hordeaceus Timothy S. Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA533419  Polypogon viridis Timothy S. Ross 1991-4-21 4528 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA533427  Lepidium nitidum Timothy S. Ross 1991-4-21 4536 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
  RSA533439  Rubus ursinus Tim S. Ross 1991-4-21 4510 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above NW bank of stream course. 183 Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA533456  Bromus diandrus Timothy S. Ross 1991-4-21 4546 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
  RSA533486  Calandrinia ciliata Timothy S. Ross 1991-3-9 4181 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  RSA533510  Stephanomeria diegensis Timothy S. Ross 1991-3-9 4160 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 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
  RSA533521  Hordeum murinum subsp. leporinum Timothy S. Ross 1991-3-9 4175 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  RSA533523  Sonchus oleraceus Timothy S. Ross 1991-3-9 4172 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  RSA533886  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 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
  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
  RSA533915  Deschampsia danthonioides Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5185 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  RSA533927  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-19 5232 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA533930  Trifolium gracilentum var. palmeri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5230 a 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
  RSA533936  Phacelia floribunda Tim S. Ross, Mistretta, Hammitt 1991-5-18 5225 Los Angeles San Clemente Island, southeast end of island; easternmost branch of Snake cactus canyon (drainage beginning 2350 ft due W of Guds) 130 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
  RSA533986  Atriplex argentea T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5139 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  RSA533997  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5127 Los Angeles San Clemente Island: eastern escarpment, 1400ft SSE of Jack (not Jack Point), and 1350ft NW of the mouth of Larkspur Canyon, near a solitary Prunus Lyonii 145 Comment
  RSA534018  Melica imperfecta Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-19 5304 Los Angeles San Clemente Island, ridge between the two forks of Near-Death Canyon (draining to Mosquito Cove). About 1800 ft. NE of Rest (1336') marker. 366 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
  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
  RSA534127  Camissonia guadalupensis subsp. clementina Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5081 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  RSA534132  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5077 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, bouldery, rocky draw SW and above pier aperations. 15 Comment
  RSA534139  Lycium californicum Tim S. Ross, Orlando Mistretta, Hammitt 1991-5-17 5069 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
  RSA534141  Hordeum murinum subsp. glaucum Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-17 5073 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
  RSA534155  Avena fatua Timothy S. Ross 1991-5-17 5052 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  RSA535270  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5317 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535276  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5324 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535289  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5339 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535322  Hemizonia clementina Timothy S. Ross 1991-5-20 5354 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
  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
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 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
  RSA535539  Rhus integrifolia T. S. Ross, Annette Ross 1991-9-7 5959 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 359 Comment
  RSA535541  Encelia californica Timothy S. Ross, Annette Ross 1991-9-7 5961 Los Angeles Santa Monica Mtns: near Mulholland Hwy and Yerba Buena Road. 360 Comment
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  RSA535548  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5949 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 556 Comment
  RSA535552  Artemisia californica Timothy S. Ross, Annette Ross 1991-9-7 5951 Los Angeles Santa Monica Mountains; near Mulholland and highway x Yerba Buena Road; Triunfo Pass USGS 7.5' quadrangle 373 Comment
  RSA535559  Heteromeles arbutifolia Tim S. Ross 1991-9-2 5920 Los Angeles Near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  RSA535694  Lupinus guadalupensis T. S. Ross 1991-5-22 5451 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA535698  Hemizonia clementina Timothy S. Ross 1991-5-22 5450 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
  RSA535710  Bromus rubens Timothy S. Ross 1991-5-22 5470 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. 84 Comment
  RSA535723  Artemisia californica Timothy S. Ross 1991-5-22 5464 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
  RSA535732  Galvezia speciosa Tim S. Ross 1991-5-23 5481 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  RSA535739  Eriophyllum confertiflorum Timothy S. Ross 1991-5-23 5488 Los Angeles San Clemente Island, Lower Tota Canyyon, Middle of Island, eastern escarpment. 61 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
  RSA535886  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross 1991-9-2 5911 Los Angeles Near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  RSA535894  Rhus ovata T. S. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 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
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  RSA536057  Bromus rubens Timothy S. Ross 1991-5-21 5387 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  RSA536060  Muhlenbergia appressa Timothy S. Ross 1991-5-21 5382 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  RSA536065  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
  RSA536066  Lavatera assurgentiflora subsp. assurgentiflora Tim S. Ross 1991-5-22 5437 Los Angeles San Clemente Island, east edge of Wilson Cove Settlement along outer road loop near tennis court. 55 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
  RSA536071  Lupinus guadalupensis T. S. Ross 1991-5-21 5416 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  RSA536083  Senecio lyonii Timothy S. Ross 1991-5-21 5421 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  RSA544536  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Kellogg 1992-4-12 6129 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
  RSA544547  Hordeum intercedens Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6119 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 403 Comment
  RSA544556  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
  RSA544563  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6145 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 deg. NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  RSA545168  Gilia nevinii T. S. Ross, Amy Kendall 1992-4-15 6191 Los Angeles San Clemente Island: central upland portion of the island, SW of ''Ledge'' (1328' knoll of Stone field station), 236 degrees SW, ca. 170m distant from summit of ''Ledge.'' 393 Comment
  RSA545207  Parapholis incurva Timothy S. Ross 1992-4-14 6783 Los Angeles San Clemente Island, Lemon Tank Road, 25m ESE of its intersection with the main N-S island road 341 Comment
  RSA545310  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles San Clemente Island, central E side of island, just below the mouth of Nanny Canyon 99 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
  RSA545321  Rubus discolor Tim S. Ross 1992-5-17 6344 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
  RSA545323  Mentzelia micrantha Tim S. Ross 1992-5-17 6332 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39; Recent burn area. 463 Comment
  RSA545324  Parietaria hespera var. hespera Tim S. Ross 1992-5-17 6333 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 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
  RSA547432  Salix laevigata Tim S. Ross 1992-5-17 6358 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 80 m S of the mouth of Shoemaker Canyon. Comment
  RSA547443  Ericameria cuneata var. cuneata Timothy S. Ross 1992-5-17 6374 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E Fork of the San Gabriel River and joining it at 2125 feet elevation 726 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
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 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
  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
  RSA547464  Muhlenbergia rigens Timothy S. Ross, Orlando Mistretta 1992-7-24 6755 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from S.P. summit. 1561 Comment
  RSA547467  Ericameria parishii var. parishii Timothy S. Ross, Orlando Mistretta 1992-7-24 6742 Los Angeles NNE of Strawberry Peak between Colby Ranch and W branch of Wickiup Cyn stream 1207 Comment
  RSA547470  Cannabis sativa T. S. Ross, Orlando Mistretta 1992-7-24 6761 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 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
  RSA547479  Mimulus guttatus Tim S. Ross, Orlando Mistretta 1992-7-24 6763 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547482  Juncus macrophyllus Timothy S. Ross, Orlando Mistretta 1992-7-24 6773 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA547485  Calochortus plummerae Timothy S. Ross, Orlando Mistretta 1992-7-24 6756 Los Angeles San Gabriel Mountains: E of Strawberry Peak. 96 deg. east, 1080 meters distant from Strawberry Peak summit. 1506 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
  RSA547816  Keckiella cordifolia Tim S. Ross, Peter Fritsch 1990-6-20 3631 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA547821  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3625 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA547823  Calochortus plummerae Timothy S. Ross, Peter W. Fritsch 1990-6-20 3622 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
  RSA549146  Scrophularia californica subsp. floribunda Tim S. Ross, Peter Fritsch 1990-6-20 3656 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
  RSA549157  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-20 3667 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA549162  Delphinium cardinale Tim S. Ross, Peter Fritsch 1990-6-20 3697 Los Angeles San Gabriel Mountains: Forest Service Road 1N36 heading S from Rincon-Red Box Road; W side of Van Tassel Canyon 473 Comment
  RSA549165  Helianthus gracilentus Timothy S. Ross, Peter Fritsch 1990-6-20 3659 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA549169  Chaenactis artemisiifolia Timothy S. Ross, Peter Fritsch 1990-6-20 3650 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA549171  Phacelia brachyloba Tim S. Ross 1990-6-20 3691 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA549173  Cheilanthes covillei T. S. Ross, Peter Fritsch 1990-6-20 3692 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
  RSA549187  Tauschia arguta T. S. Ross, Peter Fritsch 1990-6-20 3658 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA549196  Phacelia minor Tim S. Ross 1990-6-20 3681 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA549200  Minuartia douglasii Timothy S. Ross, Peter Fritsch 1990-6-20 3677 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  RSA549494  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-18 3475 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549497  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1990-6-18 3490 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
  RSA549506  Achnatherum parishii Timothy S. Ross, Steve Boyd 1990-6-18 3840 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 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
  RSA549516  Calystegia occidentalis subsp. fulcrata T. S. Ross, S. D. Boyd 1990-6-18 3470 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
  RSA549528  Collinsia torreyi var. wrightii Tim S. Ross, Steve D. Boyd 1990-6-18 3462 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
  RSA549541  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross 1992-4-27 6237 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA549548  Lomatium mohavense subsp. mohavense T. S. Ross 1992-4-4 6074 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549555  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA549559  Bromus berteroanus Timothy S. Ross 1992-4-4 6089 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549567  Ribes indecorum Tim S. Ross 1991-3-10 4225 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
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA549585  Gilia malior T. S. Ross 1992-4-4 s.n. Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549589  Grayia spinosa T. S. Ross 1992-4-4 6075 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 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
  RSA549600  Poa secunda Timothy S. Ross 1992-4-4 6064 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 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
  RSA550389  Lonicera interrupta T. S. Ross 1992-7-10 6639 Los Angeles Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek 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
  RSA550401  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA550403  Ceanothus oliganthus var. oliganthus Tim S. Ross, Peter Fritsch 1990-6-20 3596 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA550408  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Peter Fritsch 1990-6-20 3592 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA550411  Mimulus cardinalis Tim S. Ross 1992-7-10 6675 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA550413  Rosa californica Tim S. Ross 1972-7-10 6673 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 968 Comment
  RSA550418  Juncus xiphioides Timothy S. Ross 1992-7-10 6666 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA550420  Gnaphalium californicum Timothy S. Ross 1992-7-10 6680 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA550422  Cytisus striatus T. S. Ross 1992-7-10 6685 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  RSA550426  Mimulus pilosus Tim S. Ross 1992-7-10 6651 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA550433  Eriogonum nudum var. pauciflorum Tim S. Ross 1992-7-10 6649 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 970 Comment
  RSA550434  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-7-10 6648 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA550437  Leptosiphon breviculus T. S. Ross 1992-7-10 6645 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA550440  Arctostaphylos glauca T. S. Ross 1992-7-10 6641 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 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
  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
  RSA550699  Vulpia myuros Timothy S. Ross, Annette H. Ross 1991-7-29 5711 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  RSA550704  Rosa californica Tim S. Ross, Annette Ross 1991-7-29 5702 s Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA550714  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Annette H. Ross 1991-7-29 5684 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA550717  Stephanomeria virgata Timothy S. Ross, Annette Ross 1991-7-29 5689 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA563489  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 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
  RSA563491  Gnaphalium californicum Timothy S. Ross, Walter Appleby 1993-5-13 7124 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
  RSA563493  Salvia mellifera Tim S. Ross, Walter Appleby 1993-5-13 7116 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
  RSA563498  Penstemon grinnellii subsp. grinnellii Tim S. Ross, W. Appleby 1993-5-13 7111 Los Angeles Western San Gabriel Mts.: May Canyon Saddle at the northwest base of May Peak. 1116 Comment
  RSA563505  Schismus barbatus Timothy S. Ross 1993-5-13 7123 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
  RSA563509  Calochortus weedii var. intermedius Timothy S. Ross, Annette H. Ross 1991-6-3 5525 -B Los Angeles Elephant Hill: northernmost point of the Puente Hills complex. 296 Comment
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Feb 19 2014
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  RSA563515  Cistus ladanifer T. S. Ross, Walter Appleby 1993-4-15 6820 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  RSA563523  Trichostema lanatum Tim S. Ross 1993-5-14 7139 Los Angeles Western San Gabriel Mountains: ca 720 meters SW of Wilson Canyon Saddle and 260 meters SE of knoll-top Radio Facility, on E side of ridge above Wilson Canyon Road 1043 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
  RSA567163  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 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
  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
  RSA567168  Camissonia intermedia Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3906 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
  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
  RSA567179  Clarkia rhomboidea Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4001 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
  RSA567266  Quercus wislizeni var. frutescens Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3855 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA567274  Quercus douglasii Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-28 3944 Los Angeles About 340 m NNW of the old Tumble Inn site along stretch of road between the old Ridge Route and Liebre Gulch. 1098 Comment
  RSA567278  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3951 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  RSA567281  Camissonia campestris subsp. campestris Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3954 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
  RSA567283  Mentzelia veatchiana Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3956 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
  RSA567295  Galium hallii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3970 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
  RSA567299  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3974 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
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 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
  RSA567522  Galium andrewsii subsp. andrewsii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3916 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 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
  RSA569842  Keckiella breviflora var. breviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4877 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569917  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4828 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569922  Gilia aliquanta subsp. aliquanta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4833 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
  RSA569942  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4852 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA569953  Dendromecon rigida Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 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
  RSA570012  Nicotiana glauca Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 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
  RSA570036  Malva parviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4892 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
  RSA570061  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4888 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA570063  Phacelia distans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4890 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570151  Pterostegia drymarioides Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4800 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570166  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4817 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  RSA570173  Gilia latiflora subsp. latiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4787 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570177  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4791 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570183  Pholistoma membranaceum Tim S. Ross 1991-4-30 5020 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
  RSA570195  Vulpia microstachys var. pauciflora Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5033 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
  RSA570215  Lycium cooperi Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5011 Los Angeles Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 835 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
  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
  RSA570286  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4963 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA570342  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
  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
  RSA573460  Lolium perenne Timothy S. Ross 1992-5-8 6307 Los Angeles near the head of Sharps Canyon 780 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
  RSA573554  Bromus rubens Timothy S. Ross 1992-5-8 6289 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA573557  Bromus tectorum Timothy S. Ross 1992-5-8 6286 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA573701  Malacothamnus fremontii Tim S. Ross 1990-8-17 3161 Los Angeles Road crossing the drainage just below Icy Springs, In upper Big Rock Creek. 1738 Comment
  RSA573703  Chenopodium botrys T. S. Ross 1990-8-17 3153 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA573708  Erysimum capitatum var. capitatum Timothy S. Ross 1990-8-17 3152 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA573711  Clematis ligusticifolia Tim S. Ross 1990-8-17 3151 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA573713  Prunus virginiana var. demissa Tim S. Ross 1990-8-17 3133 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA573718  Cordylanthus rigidus subsp. setiger Tim S. Ross 1990-8-17 3130 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  RSA573720  Amelanchier utahensis Tim S. Ross 1990-8-17 3172 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA573726  Brickellia microphylla Timothy S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mountains: S side of Prairie Fork, near spring in draw just S of Camp Lupine. 2024 Comment
  RSA573734  Garrya veatchii Tim S. Ross 1992-7-17 6712 Los Angeles Condor Peak and immediate vicinity; on the SE slope of the peak just SW of the saddle 1555 Comment
  RSA573737  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-17 6718 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA573740  Galium johnstonii Tim S. Ross 1992-7-17 6724 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  RSA573746  Turricula parryi Tim S. Ross 1992-7-17 6731 Los Angeles Midway between Condor Peak Saddle and Fox (triangulation point, 5033-ft) along a southeasterly spine-ridge. 1415 Comment
  RSA574267  Festuca trachyphylla Timothy S. Ross, Walter Appleby 1993-5-14 7145 Los Angeles 270m SW of May Canyon Saddle and 450 WNW of May Peak 1109 Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA574276  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-20 7212 Los Angeles Western San Gabriel Mountains: Vicinity of Los Pinetos Spring. 899 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
  RSA578098  Cistanthe monandra Timothy S. Ross, Steve Boyd 1994-5-31 7698 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
  RSA578118  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd 1994-9-20 8235 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA578134  Melica imperfecta Timothy S. Ross 1993-5-13 7119 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
  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
  RSA578140  Leymus cinereus Timothy S. Ross, W. Appleby 1993-5-19 7171 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 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
  RSA578200  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8183 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 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
  RSA578210  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
  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
  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
  RSA578248  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-4 7668 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
  RSA578307  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-10 7751 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
  RSA578317  Castilleja minor subsp. spiralis Tim S. Ross, Steve D. Boyd 1994-5-10 7709 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  RSA578516  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-6-23 8067 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. ([TRS] projected from section 14) 1463 Comment
  RSA578523  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd 1994-6-22 8018 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  RSA578539  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-6-22 7998 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1140 Comment
  RSA578600  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-4 7688 Los Angeles Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw. 1076 Comment
  RSA578632  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-7-7 8166 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
  RSA578639  Lamium amplexicaule Tim S. Ross, Darin Banks 1994-4-13 7535 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
  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
  RSA578721  Cryptantha similis T. S. Ross, J. M. Porter 1994-5-1 7570 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA578735  Larrea tridentata Tim S. Ross, J. Mark Porter 1994-5-1 7579 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 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
  RSA578824  Nicotiana glauca Tim S. Ross, Darin Banks 1994-4-13 7519 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
  RSA578830  Erodium cicutarium Tim S. Ross, Darin Banks 1994-4-13 7515 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA578836  Fraxinus dipetala Tim S. Ross, Darin Banks 1994-4-13 7526 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
  RSA578980  Viola purpurea subsp. purpurea Tim S. Ross, Steve D. Boyd 1994-5-11 7818 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 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
  RSA579129  Chenopodium murale T. S. Ross, J. M. Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7433 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA579131  Cleome isomeris T. S. Ross, J. Mark Porter, Vanessa Ashworth, D. L. Banks, Megan Tommerup, Gery Allan 1994-3-28 7440 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 Whites Point. 15 Comment
  RSA579138  Phyllospadix torreyi Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7445 Los Angeles Palos Verdes Peninsula, Rancho Palos Veredes, below Southerly coastal bluffs, alt 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 0 Comment
  RSA579142  Carpobrotus edulis T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7400 -B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  RSA579145  Claytonia exigua subsp. exigua Timothy S. Ross, Darin Banks 1994-4-12 7470 B 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
  RSA579224  Crossosoma californicum T. S. Ross 1994-3-28 7411 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA579227  Acacia cyclops T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7425 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 177 Comment
  RSA579236  Galium angustifolium subsp. angustifolium Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7406 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  RSA579279  Baccharis pilularis Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7422 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
  RSA579286  Ricinus communis T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7443 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
  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
  RSA579311  Epilobium glaberrimum subsp. glaberrimum Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8084 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA579313  Lotus heermannii var. heermannii T. S. Ross 1994-7-1 8081 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 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
  RSA579320  Agoseris retrorsa Timothy S. Ross 1994-5-31 7975 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 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
  RSA579329  Allium burlewii Timothy S. Ross 1994-5-31 7968 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
  RSA579337  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8301 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
  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
  RSA579346  Rosa californica Tim S. Ross, Steve D. Boyd 1994-9-20 8272 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  RSA579428  Phacelia davidsonii Tim S. Ross 1994-5-31 7960 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 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
  RSA579443  Fremontodendron californicum subsp. californicum Tim S. Ross, D. L. Banks 1994-6-21 7989 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
  RSA579452  Castilleja subinclusa subsp. subinclusa Tim S. Ross, Steve D. Boyd 1994-6-23 8047 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA579455  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-23 8032 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 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
  RSA579489  Camissonia ignota Tim S. Ross, Steve D. Boyd 1994-5-10 7757 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
  RSA579491  Eschscholzia californica var. crocea Tim S. Ross, S. D. Boyd 1994-5-11 7804 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA579493  Collinsia childii Tim S. Ross, Steve D. Boyd 1994-5-11 7816 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA579500  Mimulus guttatus Tim S. Ross, S. D. Boyd 1994-5-10 7738 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
  RSA579502  Platystemon californicus var. crinitus Tim S. Ross, S. D. Boyd 1994-6-23 8041 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA579509  Rhamnus tomentella subsp. cuspidata Tim S. Ross, S. D. Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA579515B  Clarkia heterandra Tim S. Ross, Steve D. Boyd 1994-6-23 8062 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
  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
  RSA579547  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-6-23 8059 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
  RSA579556  Ulmus pumila Tim S. Ross, Steve D. Boyd 1994-9-20 8241 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
  RSA579561B  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd 1994-9-20 8255 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
  RSA579572  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-9-20 8245 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
  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
  RSA579802  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-24 7854 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 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
  RSA580109  Polygonum Tim S. Ross, S. D. Boyd 1994-9-21 8337 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
  RSA580130  Galium porrigens Tim S. Ross, Darin Banks 1994-4-12 7481 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
  RSA580144  Erodium botrys Tim S. Ross, Darin Banks 1994-4-12 7508 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. 634 Comment
  RSA580306  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-25 7925 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
  RSA580454  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-11 7817 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA580457  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  RSA580462  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-11 7795 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  RSA580465  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1994-5-11 7829 Los Angeles Sawmill Mountain: center summit area, along Maxwell Truck Trail; ca 1370 m ESE of Upper Shake Campground. 1405 Comment
  RSA580471  Heracleum maximum T. S. Ross, Steve D. Boyd 1994-5-11 7796 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. 1317 Comment
  RSA580688  Lemmonia californica Tim S. Ross, Steve D. Boyd 1994-5-25 7883 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
  RSA580699  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1994-5-25 7892 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
  RSA580729  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-25 7899 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
  RSA580738  Prunus ilicifolia Tim S. Ross, Steve D. Boyd 1994-5-25 7931 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
  RSA582208  Ribes malvaceum Tim S. Ross, Steve D. Boyd 1992-7-5 6614 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582211  Penstemon heterophyllus var. australis Tim S. Ross 1992-7-26 6782 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  RSA582213  Castilleja minor subsp. spiralis Tim S. Ross 1992-7-26 6785 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  RSA582220  Clematis lasiantha Tim S. Ross, S. D. Boyd 1992-7-5 6604 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA582226  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1992-7-5 6611 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
  RSA582451  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8179 Los Angeles Santa Catalina Island. 1060m NNE of Blackjack Mountain, 645m 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
  RSA582477  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1993-5-23 7237 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
  RSA582495  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1993-5-23 7280 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
  RSA582762  Dicentra chrysantha Tim S. Ross, Steve D. Boyd 1993-5-23 7262 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
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 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
  RSA582766  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1993-5-23 7253 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
  RSA582769  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1993-5-23 7221 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
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA582995  Hordeum vulgare Timothy S. Ross 1993-4-23 6925 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; 180m NE of Thompson Dam 195 Comment
  RSA582999  Parietaria hespera var. hespera Tim S. Ross 1993-4-22 6886 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak. Large rock outcrop 1000m ESE of Cactus Peak summit. 476 Comment
  RSA583000  Trifolium macraei Tim S. Ross 1993-4-22 6894 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
  RSA583006  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6957 Los Angeles Santa Catalina Island; W end of island beyond the isthmus, head of Bouchette Canyon (draining Northward to Johnsons Landing). 360 Comment
  RSA583010  Erodium botrys Tim S. Ross 1993-4-23 6940 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA583016  Juncus acutus subsp. leopoldii Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6945 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft) 527 Comment
  RSA583021  Dendromecon rigida subsp. harfordii Tim S. Ross, Takara, Otte 1993-4-24 6958 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnson's Landing). 412 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
  RSA583028  Erodium moschatum Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6953 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft). 527 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
  RSA583039  Ehrharta calycina Timothy S. Ross 1993-4-22 6877 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft, Northeasterly slope 100 m due N of summit. 468 Comment
  RSA583041  Pectocarya linearis subsp. ferocula Tim Ross 1993-4-22 6896 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), 1200m ESE of Cactus Peak summit, SE slope of 1528ft peak, not far below its summit. 456 Comment
  RSA583043  Bowlesia incana T. S. Ross 1993-4-22 6885 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 [rock] outcrop on NNW side of 1528-ft peak. 447 Comment
  RSA583048  Salvia mellifera Tim S. Ross 1993-4-22 6893 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  RSA583052  Triodanis biflora T. S. Ross, Janet Takara, Stacey Otte 1993-4-25 6969 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA583055  Trifolium microcephalum Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6970 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA583061  Lupinus hirsutissimus Tim S. Ross 1993-4-23 6930 Los Angeles Santa Catalina Island, upper E side of Cottonwood Canyon Drainage, ca. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  RSA583064  Anagallis arvensis Tim S. Ross 1993-4-22 6901 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 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
  RSA583070  Castilleja affinis Tim S. Ross 1993-4-22 6906 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
  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
  RSA583134  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 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
  RSA584008  Thysanocarpus laciniatus Timothy S. Ross, S. D. Boyd 1991-4-25 4595 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA584013  Boechera californica Timothy S. Ross, S. D. Boyd 1991-4-25 4603 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
  RSA584014  Lepidium virginicum var. robinsonii Timothy S. Ross, S. D. Boyd 1991-4-25 4608 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
  RSA584018  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-4-25 4605 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
  RSA584020  Rhus ovata T. S. Ross, Steve D. 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. 841 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
  RSA584034  Nemophila menziesii var. menziesii Tim S. Ross 1991-4-25 4573 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. 841 Comment
  RSA584037  Salvia mellifera Tim S. Ross, Steve D. Boyd 1991-4-25 4578 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. 841 Comment
  RSA584040  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1991-4-25 4580 Los Angeles San Gabriel Mountains: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 829 Comment
  RSA584046  Marah macrocarpa var. macrocarpa T. S. Ross 1992-4-21 6222 a Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  RSA584054  Poa secunda subsp. secunda Timothy S. Ross, Steve Boyd 1991-4-25 4569 Los Angeles San Gabriel Mtns: southerly ridge ca 2000 feet SW of Doe Flat, draining to the lower E Fk of the San Gabriel River. 731 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
  RSA584062  Bromus hordeaceus Timothy S. Ross, Steve Boyd 1991-4-25 4617 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 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
  RSA584110  Quercus john-tuckeri Tim S. Ross 1990-6-11 3000 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
  RSA584121  Nasturtium officinale Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 2987 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 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
  RSA584132  Salvia leucophylla Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2960 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
  RSA584135  Quercus chrysolepis Tim S. Ross 1990-6-8 2982 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
  RSA584170  Penstemon heterophyllus var. australis Tim S. Ross, Steve D. Boyd 1990-5-15 2536 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
  RSA584176  Dactylis glomerata Timothy S. Ross, Steve Boyd 1990-5-15 2529 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
  RSA584218  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Orlando Mistretta 1993-5-27 7331 Los Angeles W end of San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft.) toward Wilson Canyon. 625 Comment
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA584290  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Orlando Mistretta 1993-5-27 7336 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 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
  RSA584319  Grayia spinosa T. S. Ross, Steve Boyd 1991-3-23 4259 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  RSA584327  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Steve Boyd 1991-3-23 4251 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 Comment
  RSA584330  Amorpha californica var. californica T. S. Ross 1993-6-7 7367 Los Angeles W end of the San Gabriel Mtns.: NW side of Lupine Saddle at the head of the draw that drains NNW to Los Pinetos Spring. 954 Comment
  RSA584336  Salvia columbariae Tim S. Ross, Orlando Mistretta 1993-5-26 7298 Los Angeles W end of the San Gabriel Mountains: SE slope of the 3834-ft. peak just NW of May Canyon Saddle. 1137 Comment
  RSA584344  Nemacladus sigmoideus T. S. Ross, J. Mark Porter 1994-5-1 7582 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA584347  Canbya candida Tim S. Ross, J. Mark Porter 1994-5-1 7583 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA584394  Arenaria macradenia var. arcuifolia Timothy S. Ross, Darin Banks 1994-6-21 7990 Los Angeles Vicinity of Pacifico Mountain; descending northerly ridge with Tie canyon on the W, an upper tributary of Santiago canyon on the E; 2325m NW of 7124 ft summit. 1915 Comment
  RSA584483  Clarkia dudleyana Tim S. Ross 1992-5-24 6416 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  RSA584492  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6417 a Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA584499  Acer macrophyllum Tim S. Ross 1992-5-24 6402 Los Angeles Lower Brown's Gulch: just W of San Gabriel Dam 454 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
  RSA584590  Eriastrum filifolium T. S. Ross, S. D. Boyd 1993-5-23 7251 Los Angeles Lower, easterly ridge of Red Mountain, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons. 939 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
  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
  RSA584626  Vulpia myuros var. hirsuta Timothy S. Ross, Steve Boyd 1991-4-25 4577 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. 841 Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 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
  RSA584673  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Annette H. Ross 1991-6-3 5549 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA584678  Anthemis cotula Timothy S. Ross, Annette Ross 1991-6-3 5555 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 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
  RSA584769  Ericameria parishii var. parishii Timothy S. Ross 1992-7-17 6732 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox 1402 Comment
  RSA584771  Calochortus plummerae Timothy S. Ross 1992-7-17 6716 Los Angeles San Gabriel Mountains: Condor Peak and immediate vicinity. 1627 Comment
  RSA584773  Achnatherum speciosum Timothy S. Ross 1992-7-17 6715 Los Angeles Condor Peak and immediate vicinity. 1622 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
  RSA584849  Camissonia confusa Tim S. Ross 1993-6-1 7355 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
  RSA584858  Acer macrophyllum Tim S. Ross 1993-6-1 7364 Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 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
  RSA584874  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd 1990-6-4 2793 Los Angeles Lower Moody Canyon: Moody Truck Road, 0.1 mile N of junction with powerline road. 1049 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
  RSA584884  Leymus condensatus Timothy S. Ross, Steve Boyd 1990-6-1 2781 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA584904  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1992-7-5 6606 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA584907  Minuartia douglasii Timothy S. Ross 1992-5-8 6293 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA584949  Mimulus guttatus Tim S. Ross, S. D. Boyd 1991-4-25 4602 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 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
  RSA584958  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1990-6-1 2773 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA584960  Poa pratensis subsp. pratensis Timothy S. Ross 1990-6-1 2770 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
  RSA584974  Pterostegia drymarioides Tim S. Ross 1993-5-16 7156 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
  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
  RSA584984  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1993-5-16 7159 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
  RSA585023  Ailanthus altissima Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. 'The Back 40'). 409 Comment
  RSA585028  Croton californicus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40). 409 Comment
  RSA585157  Trichostema parishii Tim S. Ross, Steve D. Boyd 1990-6-1 2753 Los Angeles San Gabriel Mountains. Moody Truck Road: about the SE headwaters of Mill Canyon, ca 1500 m (by air) WNW of Messenger Flats 1549 Comment
  RSA585317  Bromus rubens Timothy S. Ross 1991-4-27 4651 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
  RSA585329  Coreopsis californica Timothy S. Ross 1991-4-27 4640 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
  RSA585331  Camissonia claviformis subsp. claviformis Tim S. Ross 1991-4-27 4691 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 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
  RSA585333  Mirabilis bigelovii var. retrorsa Tim S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585338  Krascheninnikovia lanata T. S. Ross 1991-4-27 4645 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585342  Lepidium fremontii Timothy S. Ross 1991-4-27 4639 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
  RSA585345  Layia glandulosa Timothy S. Ross 1991-4-27 4636 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
  RSA585351  Eriophyllum pringlei Timothy S. Ross 1991-4-27 4626 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
  RSA585353  Lepidium fremontii Timothy S. Ross 1991-4-27 4717 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 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
  RSA585373  Camissonia pallida subsp. pallida Tim S. Ross 1991-4-27 4658 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
  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
  RSA585377  Coreopsis bigelovii Timothy S. Ross 1991-4-27 4650 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
  RSA585402  Senecio flaccidus var. monoensis Timothy S. Ross, S. D. Boyd 1990-5-29 2715 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA585405  Drymocallis glandulosa var. reflexa Tim S. Ross, Steve D. Boyd 1990-5-29 2712 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA585409  Verbascum blattaria Tim S. Ross, Steve D. Boyd 1990-5-29 2718 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA585412  Salazaria mexicana Tim S. Ross, Steve D. Boyd 1990-5-29 2690 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 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
  RSA585430  Quercus chrysolepis Tim S. Ross 1990-5-31 2724 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
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 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
  RSA585532  Lotus strigosus T. S. Ross 1992-4-21 6221 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  RSA585535  Garrya veatchii Tim S. Ross 1992-4-21 6217 a Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 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
  RSA585541  Rosmarinus officinalis Tim S. Ross 1992-4-21 6231 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon, draining toward the latter. 1229 Comment
  RSA585576  Cardaria draba Timothy S. Ross 1992-4-21 6208 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon & Lower Cow Canyon, daining toward the latter 1317 Comment
  RSA585682  Robinia pseudoacacia T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3332 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
  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
  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
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a 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
  RSA585905  Melica stricta Timothy S. Ross 1990-5-23 2611 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 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
  RSA585915  Arctostaphylos glandulosa subsp. mollis Tim Ross, Steve Boyd 1990-5-17 2567 Los Angeles Little Gleason forestry plantation: north side of Mt. Gleason Rd. about the east headwaters of Gleason Canyon, and about 2 (air) mi. Eof Mt Gleanson summit. 1683 Comment
  RSA585927  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2934 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
  RSA585930  Mimulus palmeri Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2937 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
  RSA585936  Cheilanthes covillei T. S. Ross, Steve Boyd 1990-5-23 2643 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon (ca 625 m due W of Perspiration Point) 1298 Comment
  RSA585944  Fremontodendron californicum subsp. californicum Tim S. Ross 1990-5-23 2632 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
  RSA585947  Bromus grandis Timothy S. Ross, Steve Boyd 1990-5-23 2627 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
  RSA586534  Bloomeria crocea var. crocea Timothy S. Ross, Annette Ross 1991-6-3 5550 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA586540  Schismus arabicus Timothy S. Ross 1991-4-28 4743 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
  RSA586618  Allium lacunosum var. davisiae Timothy S. Ross, Steve Boyd 1991-3-23 4250 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 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
  RSA587078  Pholistoma membranaceum Tim S. Ross 1991-4-27 4644 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
  RSA587273  Salix lasiolepis Tim S. Ross, Steve D. Boyd 1990-5-17 2554 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
  RSA587274  Ribes roezlii Tim S. Ross 1990-5-17 2553 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
  RSA587287  Ceanothus integerrimus Tim S. Ross, S. D. Boyd 1990-5-17 2550 Los Angeles NorthFork Mill Creek: along Forest Service Road 3N27, 8.7 road miles N of Big Tujunga Canyon Rd. ca. 470m N of Plane Triagulation Point (4240 ft. ) 1287 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
  RSA587971  Antirrhinum coulterianum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4006 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
  RSA588895  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-17 2552 Los Angeles forest Service Road 3N27, 11.3 road miles N of Big Tujunga Canyon Rd. ca 785 m NNE of Ed Triangulation Point (4990 ft.) and ca 560 m SSW (airline) of jtn with Mt. Gleason Rd 1578 Comment
  RSA588899  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Steve Boyd 1990-5-15 2542 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
  RSA588907  Trichostema parishii Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2947 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
  RSA588918  Epilobium ciliatum subsp. ciliatum Tim S. Ross 1990-6-8 2953 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
  RSA589115  Linanthus bigelovii T. S. Ross 1992-4-4 6099 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  RSA589119  Astragalus lentiginosus var. variabilis T. S. Ross 1992-4-4 6097 Los Angeles Just NW of Palmdale Blvd. x North 210th Street East, roughly 4 air miles ESE of Lovejoy Buttes. 869 Comment
  RSA589172  Cryptantha micrantha T. S. Ross 1991-4-28 4746 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA589179  Microseris lindleyi Timothy S. Ross 1991-4-28 4775 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589180  Astragalus didymocarpus var. dispermus T. S. Ross 1991-4-28 4744 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589186  Populus fremontii Tim S. Ross 1991-4-28 4739 Los Angeles Moody Spring ca. 4 miles NNE of Black Butte on the Mojave Desert. 863 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
  RSA589204  Filago depressa Timothy S. Ross 1991-4-27 4668 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  RSA589225  Castilleja foliolosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2920 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
  RSA589242  Achnatherum coronatum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2904 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
  RSA589251  Lasthenia gracilis Timothy S. Ross 1991-4-28 4748 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589253  Linanthus dichotomus subsp. dichotomus T. S. Ross 1991-4-28 4754 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589258  Mentzelia jonesii Tim S. Ross 1991-4-27 4671 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [Buttes]. 1003 Comment
  RSA589260  Gilia latiflora subsp. latiflora T. S. Ross 1991-4-27 4667 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [buttes]. 1003 Comment
  RSA589262  Hymenoclea salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589266  Ericameria cuneata var. spathulata Timothy S. Ross 1991-4-28 4763 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
  RSA589299  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2901 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
  RSA589300  Arctostaphylos glauca T. S. Ross 1990-6-8 2902 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
  RSA589316  Layia platyglossa subsp. campestris Timothy S. Ross 1995-5-21 8607 Los Angeles San Clemente Island: Terrace on W side of Chenetti Canyon and just N of Smal Canyon. alt 4300ft. SSE of Rest triangulation point (1336ft) and 540ft NNW of slope tri. pt (781ft) 271 Comment
  RSA589321  Achyrachaena mollis T. S. Ross, Gery Allan, Mark Elvin 1995-5-21 6815 Los Angeles San Clemente Island, terrace between the main stem of Horse Beach Canyon and the main westerly stem of Chenetii Canyon. 3970 ft NNW of Slope triangulation point (781-ft) and 5570 ft WSW of 1135-ft tri. pt. near Chenity'. 284 Comment
  RSA589323  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Gery Allan 1995-5-21 8617 Los Angeles San Clemente Island, slope between major terraces, between the main stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canhon on the E,, 4790 ft NW of Slope triangulation point (781 ft) and 5070 ft WSW of 1134 ft triangulation point near Chenity. 316 Comment
  RSA589328  Cheilanthes newberryi T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8583 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
  RSA589496  Microseris lindleyi Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8588 b Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  RSA589504  Crossosoma californicum T. S. Ross, Allan Elvinn, Elvinn 1995-5-21 8611 Los Angeles San Clemente Island, fork at the head of Snail Canyon between the snail's eye-stems, 1970 ft. N of slope triangulation point (781 ft) and 5880 ft. SSE of Rest, triangulation point (1336 ft). 244 Comment
  RSA589514  Convolvulus simulans T. S. Ross 1995-5-21 8604 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
  RSA589777  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-3 8196 Los Angeles Santa Catalina Island. Upper Cherry Valley, W of the Isthmus. 128 Comment
  RSA589781  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8206 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system at head of canyon draining NNE to Parsons Landing. 421 Comment
  RSA589865  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
  RSA589869  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8213 Los Angeles Santa Catalina Island, SW side of the island, lower Bullrush Canyon, 1040m SE of Mills Landing (as labeled on USGS topo) and 765m NNE of Carlos triangulation point (972ft). 81 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
  RSA590339  Bloomeria crocea var. crocea Timothy S. Ross 1993-4-21 6852 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
  RSA590417  Pholistoma racemosum Tim S. Ross 1993-4-21 6851 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
  RSA590422  Harpagonella palmeri T. S. Ross 1993-4-21 6843 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
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles 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). 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
  RSA590483  Symphoricarpos albus var. laevigatus T. S. Ross, Walter Appleby 1993-5-20 7196 -a Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA590508  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gray 1993-4-20 6827 Los Angeles Santa Catalina Island. Indian head Rock, SSw of, and overlooking, Little Harbor. 79 Comment
  RSA590513  Rhamnus ilicifolia Tim S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA590554  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 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
  RSA590592  Baccharis salicifolia Timothy S. Ross, Walter Appleby 1993-5-20 7189 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 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
  RSA590618  Polypogon viridis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3008 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 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
  RSA590669  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-5-29 2669 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  RSA590704  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd 1990-5-23 2633 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
  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
  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
  RSA590857  Gilia angelensis T. S. Ross, S. D. Boyd 1990-5-15 2518 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
  RSA594738  Orthocarpus purpurascens var. purpurascens Tim S. Ross 1995-4-7 8349 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
  RSA594742  Hordeum vulgare Timothy S. Ross 1995-4-7 8362 Los Angeles TEMPLIN HIGHWAY ca. 1800-1900 ft NE of its inter- section with the Old Ridge Route. 841 Comment
  RSA594745  Castilleja foliolosa Tim S. Ross 1995-4-7 8359 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
  RSA594749  Coreopsis bigelovii Timothy S. Ross 1995-4-26 8372 Los Angeles Old Ridge Route; ca 925 ft SSW of its intersection with 7N23 (which climbs the W slope of Liebre Mtn); southeasterly slope at the head of Salt Creek. 1186 Comment
  RSA594753  Lomatium dasycarpum subsp. dasycarpum T. S. Ross 1995-4-7 8368 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. 927 Comment
  RSA594758  Cistus incanus subsp. creticus T. S. Ross 1995-4-7 8356 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
  RSA594954  Athysanus pusillus Timothy S. Ross 1995-4-26 8400 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
  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
  RSA594962  Pinus sabiniana T. S. Ross 1995-4-26 8390 Los Angeles Upper end of LIEBRE GULCH along Forest Service Road 8N05. 1122 Comment
  RSA594965  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 A Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 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
  RSA595459  Phacelia distans Tim S. Ross, Victor W. Steinmann 1995-5-8 8562 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595650  Layia glandulosa Timothy S. Ross, Victor W. Steinmann 1995-5-8 8559 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595656  Bromus carinatus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8551 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595675  Salvia columbariae Tim S. Ross, Victor W. Steinmann 1995-5-8 8553 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
  RSA595680  Bromus catharticus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8568 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA595867  Sidalcea malviflora subsp. sparsifolia Tim S. Ross, Victor W. Steinmann 1995-5-8 8535 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 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
  RSA595876  Allophyllum gilioides subsp. gilioides T. S. Ross, Victor W. Steinmann 1995-5-8 8540 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
  RSA596004  Pellaea andromedifolia var. andromedifolia T. S. Ross, J. Mark Porter 1995-5-4 8430 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 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
  RSA596013  Melilotus indicus T. S. Ross, J. Mark Porter 1995-5-4 8455 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596014  Verbena lasiostachys var. scabrida Tim S. Ross, J. Mark Porter 1995-5-4 8456 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
  RSA596018  Cryptantha intermedia T. S. Ross, J. Mark Porter 1995-5-4 8441 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA596022  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross, J. Mark Porter 1995-5-4 8437 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596029  Dichelostemma capitatum Timothy S. Ross, J. Mark Porter 1995-5-4 8444 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
  RSA596038  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, J. Mark Porter 1995-5-4 8406 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596040  Pterostegia drymarioides Tim S. Ross, J. Mark Porter 1995-5-4 8416 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596042  Rhamnus ilicifolia Tim S. Ross, J. Mark Porter 1995-5-4 8413 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596045  Castilleja foliolosa Tim S. Ross, J. Mark Porter 1995-5-4 8411 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596046  Lepidospartum squamatum Timothy S. Ross, J. Mark Porter 1995-5-4 8405 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596049  Calochortus clavatus var. clavatus Timothy S. Ross, J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: NE of Bouquet Canyon Road. 555 Comment
  RSA596051  Ceanothus cuneatus var. cuneatus Tim S. Ross, J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596053  Senecio flaccidus var. douglasii Timothy S. Ross, J. Mark Porter 1995-5-4 8424 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596058  Solanum umbelliferum Tim S. Ross, J. Mark Porter 1995-5-4 8420 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA596060  Cercocarpus betuloides var. betuloides Tim S. Ross, J. Mark Porter 1995-5-4 8429 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
  RSA596081  Epipactis gigantea Timothy S. Ross, Steve Boyd 1995-6-28 8647 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596083  Triodanis biflora T. S. Ross, S. D. Boyd 1995-6-28 8622 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596088  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1995-6-28 8630 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596130  Polypogon interruptus Timothy S. Ross, Steve Boyd 1995-6-28 8634 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA596136  Fraxinus velutina Tim S. Ross, Steve D. Boyd 1995-6-28 8636 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596214  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3384 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground 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
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground 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
  RSA596231  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3389 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA596310  Lotus oblongifolius var. oblongifolius T. S. Ross 1990-6-11 3372 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
  RSA596376  Cheilanthes covillei T. S. Ross, Steve Boyd 1995-6-28 8627 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
  RSA596411  Gayophytum oligospermum Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-11 3366 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
  RSA596418  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-11 3355 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA596420  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3357 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
  RSA596426  Caulanthus major Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3361 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 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
  RSA596808  Brickellia nevinii Timothy S. Ross, J. Mark Porter 1995-5-4 8476 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
  RSA596818  Verbena lasiostachys var. scabrida Tim S. Ross, J. Mark Porter 1995-5-4 8497 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
  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
  RSA596834  Herniaria hirsuta subsp. 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. 623 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
  RSA596884  Clarkia epilobioides Tim S. Ross, J. Mark Porter 1995-5-4 8517 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596887  Cryptantha microstachys T. S. Ross, J. Mark Porter 1995-5-4 8519 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596888  Poa secunda Timothy S. Ross, J. Mark Porter 1995-5-4 8515 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA596890  Bromus hordeaceus Timothy S. Ross, J. Mark Porter 1995-5-4 8514 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
  RSA596918  Matricaria matricarioides Timothy S. Ross, J. Mark Porter 1995-5-4 8479 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
  RSA597007  Lupinus concinnus T. S. Ross 1990-6-25 3902 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 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
  RSA597020  Verbena lasiostachys var. lasiostachys Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3815 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA597022  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-25 3824 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA597025  Cistanthe monosperma Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3820 Los Angeles Ridgetop to the NNW of Crystal Lake (ridge descending SSW from Mt. Islip) 2232 Comment
  RSA597026  Calochortus invenustus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3821 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA597029  Ceanothus cordulatus Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3849 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA597031  Phacelia minor Tim S. Ross 1990-6-25 3845 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA597033  Keckiella ternata subsp. ternata Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3847 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 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
  RSA597042  Ericameria pinifolia Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3843 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 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
  RSA597049  Mentzelia laevicaulis Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3833 Los Angeles Vicinity of Crystal Lake 1677 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
  RSA597124  Achnatherum speciosum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3710 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597127  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3742 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA597262  Mentzelia congesta Tim S. Ross, Steve D. Boyd 1990-6-18 3524 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
  RSA597283  Camissonia confusa Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3734 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA597376  Phacelia fremontii Tim S. Ross 1990-6-22 3709 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597385  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd 1990-6-18 3503 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 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
  RSA597391  Malacothrix glabrata Timothy S. Ross, S. D. Boyd 1990-6-18 3509 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA597393  Allium fimbriatum var. fimbriatum Timothy S. Ross, Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA597403  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3771 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA597454  Ribes malvaceum var. viridifolium Tim S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon-Red Box Rd (2N24) 2.6 miles below pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539 ] 1032 Comment
  RSA597560  Ephedra viridis T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3753 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA597565  Lotus procumbens var. procumbens T. S. Ross 1990-6-22 3757 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA597569  Dicentra chrysantha Tim S. Ross 1990-6-22 3761 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA597733  Eriogonum maculatum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3750 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 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
  RSA597738  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3794 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  RSA597742  Achnatherum parishii subsp. depauperatum Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3745 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA597745  Erigeron breweri var. covillei Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3748 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA598081  Silene lemmonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3776 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 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
  RSA598087  Camissonia intermedia Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3784 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA598092  Ericameria cuneata var. cuneata Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3789 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA611622  Horkelia cuneata subsp. puberula Damian Ross 1997-3-29 21 Los Angeles Bernard Biological Field Station, Claremont Colleges. NE side of Phake Lake. 412 Comment
  RSA612181  Penstemon spectabilis var. spectabilis Damian Ross 1997-4-4 23 Los Angeles Bernard Biological Field Station Claremont Colleges. E of Infirmary Rd. halfway between Infirmary Rd. and Mills Ave. 412 Comment
  RSA612183  Mimulus aurantiacus Damian Ross 1997-4-19 28 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  RSA629078  Arctostaphylos Tim Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch, Alex Quici 1990-6-27 3921 Los Angeles Liebre Mountain: North slope, along upper portions of the Pacific Crest Trail which follows the ridge just east of Horse Camp Canyon. 1488 Comment
  RSA662578  Leptosiphon breviculus T. S. Ross 1990-6-25 3798 Los Angeles Vicinity of Crystal Lake 1677 Comment
  SBBG101141  Trifolium palmeri T. Ross 1992-4-14 6185 Los Angeles ca. 20-40 m ENE of intersection of the new Lemon Tank Rd and main N-S island access rd 339 Comment
  SBBG101153  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6174 Los Angeles E escarpment, ca. 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  SBBG101154  Deinandra clementina T. Ross 1992-4-14 6157 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  SBBG101155  Poa secunda subsp. secunda T. Ross 1992-4-14 6154 Los Angeles just below the mouth of Nanny Cyn 137 Comment
  SBBG105550  Fraxinus dipetala T. Ross, S. Boyd 1994-5-10 7714 Los Angeles Warm Springs Cyn, NNE off the face of Warm Springs Mtn, ca. 1250 m WNW from the cyn's effluence into Elizabeth Lake Cyn 667 Comment
  SBBG105561  Stachys albens T. Ross, O. Mistretta, C. Neal 1994-7-1 8080 Los Angeles Sheep Camp Spring 334 deg and 520 m NNW of Pacifico Mtn summit at the headwaters of Santiago Cyn 1920 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
  SBBG108427  Croton setiger T. Ross 1995-5-21 8601 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
  SBBG64583  Rhus integrifolia T. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy and Yerba Buena Rd [putative hybrid w/ R. ovata] 541 Comment
  SBBG96787  Atriplex lentiformis subsp. breweri T. Ross, S. Boyd 1990-6-6 2887 Los Angeles Piru Ponds 644 Comment
  SBBG96790  Phoradendron leucarpum subsp. tomentosum T. Ross, S. Boyd 1990-6-6 2812 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
  SBBG96874  Chenopodium pratericola T. Ross, A. Ross 1990-6-6 2850 Los Angeles Green Valley Pasture (San Francisquito Cyn) 926 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
  SBBG98057  Plantago ovata var. insularis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5207 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  SBBG98065  Trifolium palmeri T. Ross, O. Mistretta, M. Hammitt 1991-3-17 5148 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  SBBG98069  Parapholis incurva T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5135 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  SBBG98073  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5240 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  SBBG98074  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5238 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  SBBG98087  Thysanocarpus laciniatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5120 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  SBBG98090  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5132 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  SBBG98414  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5294 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 274 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
  SBBG98422  Amblyopappus pusillus T. Ross 1991-5-22 5446 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SBBG98425  Acmispon argophyllus var. argenteus T. Ross 1991-5-22 5454 Los Angeles Spray Pt, ca. 5300 ft N of Eel Pt 9 Comment
  SBBG98429  Constancea nevinii T. Ross 1991-5-23 5477 Los Angeles mouth of Tota Cyn, middle of island, E escarpment 3 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
  SBBG98434  Acmispon micranthus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5243 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
  SBBG98438  Deinandra clementina T. Ross 1991-5-22 5450 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SBBG98442  Artemisia californica T. Ross 1991-5-23 5501 Los Angeles lower Tota Cyn 88 Comment
  SBBG98445  Hypochaeris radicata T. Ross 1991-5-23 5507 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  SBBG98449  Logfia arizonica T. Ross 1991-5-22 5475 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 53 Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  SBBG98466  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5260 b 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 384 Comment
  SBBG98474  Amblyopappus pusillus T. Ross 1991-5-23 5499 Los Angeles lower Tota Cyn, E escarpment 88 Comment
  SBBG98477  Polypodium californicum T. Ross 1991-5-21 5396 Los Angeles upper E branch of Box Cyn 457 Comment
  SBBG98481  Eucrypta chrysanthemifolia T. Ross 1991-5-21 5417 Los Angeles upper reaches of Box Cyn, SW side of island 403 Comment
  SBBG98483  Layia platyglossa T. Ross 1991-5-23 5497 Los Angeles lower Tota Cyn 88 Comment
  SBBG98488  Suaeda taxifolia T. Ross 1991-5-22 5441 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 5 Comment
  SBBG98492  Acmispon argophyllus var. argenteus T. Ross 1991-5-23 5483 Los Angeles lower Tota Cyn, E escarpment 39 Comment
  SBBG98495  Lupinus concinnus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5251 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
  SBBG98501  Juncus patens T. Ross 1991-5-21 5405 Los Angeles E fork of Box Cyn near its jct with the W fork 451 Comment
  SBBG98503  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5159 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  SBBG98508  Festuca bromoides T. Ross 1991-5-21 5389 Los Angeles upper E branch of Box Cyn 472 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
  SBBG98517  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-23 5488 Los Angeles lower Tota Cyn 60 Comment
  SBBG98518  Cryptantha intermedia T. Ross 1991-5-22 5490 Los Angeles lower Tota Cyn 67 Comment
  SBBG98520  Dudleya virens T. Ross 1991-5-23 5492 Los Angeles lower Tota Cyn, E escarpment 76 Comment
  SBBG98526  Viola pedunculata T. Ross 1991-5-21 5391 Los Angeles upper E branch of Box Cyn Comment
  SBBG98537  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-21 5422 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  SBBG98540  Amsinckia intermedia T. Ross 1991-5-21 5425 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  SBBG98546  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5340 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98569  Lathyrus vestitus var. vestitus T. Ross, A. Ross 1991-3-7 4151 Los Angeles Elephant Hill, western Pomona 335 Comment
  SBBG98571  Malacothrix saxatilis var. tenuifolia T. and A. Ross 1991-6-3 5516 Los Angeles Elephant Hill, W Pomona 268 Comment
  SBBG98574  Asclepias fascicularis T. Ross, A. Ross 1991-6-3 5522 Los Angeles SW base of Elephant Hill, W Pomona 231 Comment
  SBBG98608  Calystegia macrostegia subsp. intermedia T. Ross 1991-4-8 4466 Los Angeles Elephant Hill, western Pomona 228 Comment
  SBBG98611  Wyethia ovata T. Ross 1991-8-16 5430 Los Angeles Horse Flats 1719 Comment
  SBBG98617  Calandrinia menziesii T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5319 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98618  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 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
  SBBG98634  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5333 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98637  Ehrharta calycina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5082 Los Angeles SW of the new landing field at West Cove 6 Comment
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Sep 10 2007
  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
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  SBBG98654  Frankenia salina T. Ross 1991-5-20 5362 Los Angeles ca. 5100 ft S of Wilson Cove settlement; gradual N slope NNW of the 750" Benchmark 217 Comment
  SBBG98662  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5210 Los Angeles upper Twin Dams Cyn 434 Comment
  SBBG98665  Amblyopappus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5197 Los Angeles 1300 ft NNW of Guds (888') marker 240 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
  SBBG98673  Astragalus miguelensis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5083 Los Angeles sand dunes on coastal terrace at West Cove, SW of the new landing field 6 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
  SBBG98678  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5077 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  SBBG98684  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5192 Los Angeles upper Twin Dams Cyn 434 Comment
  SBBG98687  Brassica geniculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5050 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  SBBG98703  Prunus ilicifolia subsp. lyonii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5278 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
  SD215316  Ephedra viridis Timothy S Ross, Steve Boyd et al 1990-6-22 3753 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. East-southeas-ward to SW/4 S25 1707 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
  SD215555  Ribes malvaceum var. malvaceum Tim Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon Red Box Road (1N24) 2.6 miles below Pine Mountain junction; 80 degrees ENE, ca. 1720 meters distant from Pine Mountain (4539'). 1032 Comment
  SD215609  Leptosiphon breviculus Timothy S. Ross, Steve Boyd 1990-6-18 3526 Los Angeles Ball Flat; 1500 m due north of Jackson Lake, between the Boulder Canyon and Mescal Creek sdrainages. 1743 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
  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
  SEINET3868663  Ephedra viridis Timothy S. Ross 1995-4-26 8385 Los Angeles Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. USGS 7.5' Liebre Mtn Quadrangle.; 0 1024 Comment
  SEINET3881668  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River.; 0 445 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
  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
  SEINET3894324  Typha domingensis Timothy S. Ross, Steve Boyd 1994-9-21 8347 Los Angeles Coww Spring Pond': sag pond on the San Andreas Fault Zone at the North foot of Liebre Mt. 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. Particularly near NE margin of pond.; 0 1149 Comment
  SEINET3913197  Scirpus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1994-9-21 8338 Los Angeles Coww Spring Pond': sag pond on the San Andreas Fault Zone at the n. foot of Liebre Mt 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
  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
  SEINET3930686  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 b Los Angeles Located 2 miles northwest of Acton. Sandy wash, south side of intersection Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  SEINET4136259  Atriplex semibaccata Timothy S. Ross, J. Mark Porter; Gery J. Allan; Vanessa Ashworth; Darin L. Banks; Megan Tommerup 1994-3-28 7438 Los Angeles Palso Verdes Peninsula: rancho Palos Verdes; southerly coastal bluffs ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point; san Pedro 7.5' USGS quadrangle.; 0 12 Comment
  SEINET4208562  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1994-6-23 8028 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle; 0 1664 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
  SEINET4680867  Camissonia bistorta Timothy S. Ross 1994-5-4 7618 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; about 600 m SW of summit of grade; about 2460 m ESE of Grass Mtn summit. Lake Hughes 7.5'USGS Quadrangle.; 0 2460 Comment
  SEINET4692115 Image available Achnatherum latiglume Tim Ross, Steve Boyd, Peter Fritsch 1990-1 3876 Los Angeles Liebre Mtn: N slope, between Horse Camp Canyon and Robinson Canyon; Liebre Mtn 7.5' USGS Quadrangle 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
  SEINET7143820  Quercus wislizeni var. wislizeni Timothy S. Ross, Steve 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. Lake Hughes 7.5' USGS Quadrangle.; 0 873 Comment
  SEINET901504  Bromus carinatus Tim Ross, Steve Boyd 1990-1 3489 Los Angeles Camp Verdugo Pines and vicinity; Northerly draw draining to Jackson Lake; Mescal Creek 7.5; (QUAD); Rancho Santa Ana Botanic Garden 1877 Comment
  SEINET935037  Bromus carinatus var. marginatus Tim Ross, Steve Boyd, Peter Fritsch 1990-1 3879 Los Angeles Rancho Santa Ana Botanic Garden, between Horse Camp Canyon and Robinson Canyon, Liebre Mt. 7.5 (QUAD) 1475 Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  UC1583147  Lupinus longifolius Tim Ross, Steve Boyd 1990-5-14 2465 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang 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
  UC1584036  Lupinus longifolius Tim Ross and Orlando Mistretta 1990-10-24 3302 Los Angeles where crossed by the Upper Monroe Road at ca 2885 ft (off the e side San Gabriel Reservoir) (Upper reaches of Venedo Canyon); San Gabriel Mts, (off e side San Gabriel Reservoir) 879 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
  UC1584050  Drymocallis glandulosa Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4058 Los Angeles ne Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest, westerly drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest 1463 Comment
  UC1584056  Carex alma Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mts., Angeles N.F., Tujunga Ranger District 1463 Comment
  UC1584061  Keckiella ternata var. ternata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4041 Los Angeles nne of Tie Summit Station (e of Angeles Forest Highway); San Gabriel Mountains, Tujunga Ranger District 1566 Comment
  UC1584063  Ericameria nauseosa var. mohavensis Tim Ross and Orlando Mistretta 1990-10-9 3263 Los Angeles Tujunga Ranger District San Gabriel Mountains, Angeles National Forest, Mill Creek D 1453 Comment
  UC1584104  Chenopodium ambrosioides Tim Ross and Orlando Mistretta 1990-10-26 3315 Los Angeles Horse Canyon Saddle San Gabriel Mountains, Horse Canyon drainage (off n side, in upper reaches of canyon drianage) 853 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
  UC1584215  Astragalus trichopodus var. phoxus Tim Ross, Steve Boyd 1990-6-6 2861 Los Angeles .3 mi ese Oak Flat Spring (nr the intersection of Threemile Grade x the road W to Camp Caula, Los Padres National Forest (admin. by Angeles N.F.)); Los Padres National Forest, ese of Oak Flat Spring 839 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
  UC1584224  Cryptantha micrantha Tim Ross and Steve Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest, Tujunga District 1612 Comment
  UC1584227  Piptatherum miliaceum Tim Ross and Steve Boyd 1990-6-6 2814 Los Angeles Green Valley Pasture in San Francisquito Canyon; Angeles National Forest, Lake Hughes USGS 7.5' Quad., Saugus 926 Comment
  UC1584230  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2869 Los Angeles scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UC1584236  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1990-6-6 2880 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. USGS 7.5' quadrangle 644 Comment
  UC1584244  Phacelia brachyloba Tim Ross and Steve Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture Lake Hughes 7.5' USGS quad., San Francisquito Canyon 926 Comment
  UC1584247  Antirrhinum coulterianum Tim Ross and Steve Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon), Lake Hughes U.S.G.S. 7.5' Quad. (in 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
  UC1584256  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-6 2896 Los Angeles steep scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UC1584261  Senecio flaccidus var. douglasii Tim Ross and Steve Boyd 1990-6-6 2835 Los Angeles Green Valley Pasture, in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' Quad. 926 Comment
  UC1584263  Leymus condensatus Tim Ross and Steve Boyd 1990-6-6 2838 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, 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
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  UC1584705  Rhamnus ilicifolia Tim Ross 1991-3-24 4310 Los Angeles Whittier Hills (Puente Hills, pro parte), drains sse into Turnbull Canyon Whittier Hills 237 Comment
  UC1584709  Phacelia distans Tim Ross 1991-3-24 4291 Los Angeles nw side Workman Hill; Whittier Hills (Puente Hills, pro parte) Comment
  UC1584712  Polypodium californicum Tim Ross 1991-3-24 4300 Los Angeles small canyon that drains n to Turnbull Canyon from the nw side of Workman Hill; Whittier Hills (Puente Hills, pro parte) 341 Comment
  UC1584715  Phacelia cicutaria var. hispida Tim Ross and Annette Ross 1991-6-3 5543 Los Angeles steep southerly slope of hill west Pomona, Elephant Hill 286 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
  UC1584724  Chlorogalum parviflorum Tim Ross and Annette Ross 1991-6-3 5528 Los Angeles northwesterly slope Elephant Hill (West Pomona); , Elephant Hill 286 Comment
  UC1584727  Brassica rapa Tim Ross 1991-3-24 4303 Los Angeles Whittier Hills (Puente Hills, pro parte), Lower Turnbull Canyon Whittier Hills; , Lower Turnbull Canyon 170 Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  UC1584736  Lotus scoparius var. scoparius Tim Ross and Annette Ross 1991-6-3 5515 Los Angeles near s base of Elephant Hill (w Pomona); Pomona, Elephant Hill 249 Comment
  UC1584744  Viola pedunculata Tim Ross, Annette Ross 1991-3-7 4146 Los Angeles Elephant Hill, western Pomona Elephant Hill 280 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
  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
  UC1584756  Lathyrus latifolius Tim Ross and Annette Ross 1991-3-7 4151 Los Angeles n slopes Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  UC1584841  Lotus scoparius var. scoparius Tim Ross 1991-4-8 4460 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill, San Dimas U.S.G.S. 7.5' Quad. 228 Comment
  UC1584867  Malva parviflora Tim Ross 1991-4-8 4457 Los Angeles western Pomona, Elephant Hill Elephant Hill; western Pomona, Elephant Hill 301 Comment
  UC1584870  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-8 4470 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' quad. (w Pomona) 335 Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  UC1584882  Eriastrum densifolium subsp. austromontanum Tim Ross and Steve Boyd 1991-7-24 5671 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  UC1584885  Eriogonum wrightii var. subscaposum Tim Ross, Steve Boyd 1991-7-24 5625 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1865 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
  UC1584891  Penstemon grinnellii Tim Ross, Steve Boyd 1991-7-24 5623 Los Angeles ridge nne G.M. (Granite Mountain vicinity); , Pacifico Mountain Quad, nne G.M. 1865 Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 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
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  UC1584906  Marrubium vulgare Tim Ross 1991-4-8 4480 Los Angeles western Pomona (w foot Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 243 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
  UC1584916  Eriogonum fasciculatum var. foliolosum Tim Ross, Steve Boyd 1991-7-24 5639 Los Angeles near top of ridgeline (nne slope of Granite Mountain); Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 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
  UC1584928  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1991-7-24 5617 Los Angeles nne of Granite Mountain 1874 Comment
  UC1586188  Scutellaria siphocampyloides Tim Ross 1991-8-16 5820 Los Angeles Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  UC1586192  Agnorhiza ovata Tim Ross 1991-8-16 5830 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad 1719 Comment
  UC1586195  Epilobium brachycarpum Tim Ross 1991-8-16 5819 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (dry stream depression) 1719 Comment
  UC1586199  Juncus mexicanus Tim Ross 1991-8-16 5817 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  UC1586202  Foeniculum vulgare Tim Ross 1991-8-16 5810 Los Angeles 1/5 mi. n.w. Mt. Sally summit (along Angeles Crest Hwy., Upper Big Tujunga Canyon); Chilao Flat Quad., San Gabriel Mts., Upper Big Tujunga Canyo 1524 Comment
  UC1586205  Keckiella ternata var. ternata Tim Ross 1991-8-16 5807 Los Angeles Colby Canyon; San Gabriel Mountains, Condor Peak U.S.G.S. 7.5' quad 1063 Comment
  UC1586209  Chenopodium botrys Tim Ross 1991-8-16 5801 Los Angeles 1/5 mi due e confluence of Lucas Creek (Angeles Forest Hwy); Condor Peak USGS 7.5' quad, Big Tujunga Canyon 917 Comment
  UC1586212  Horkelia rydbergii Tim Ross 1991-8-16 5838 Los Angeles Horse Flats San Gabriel Mtns, Chilao Flats USGS 7.5' quad 1719 Comment
  UC1586215  Penstemon labrosus Tim Ross 1991-8-16 5849 Los Angeles Horse Flats , Chilao Flat Quad, Horse Flats (San Gabriel Mountains) 1719 Comment
  UC1586219  Galium johnstonii Tim Ross 1991-8-16 5839 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (near dry stream depression) 1719 Comment
  UC1586224  Monardella breweri subsp. lanceolata Tim Ross 1991-8-16 5851 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. 1712 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
  UC1586241  Hordeum depressum Tim Ross 1991-8-16 5826 Los Angeles Horse Flats Chilao Flat Quad., San Gabriel Mountains, Horse Flats 1719 Comment
  UC1587151  Polypodium californicum Tim Ross 1991-5-21 5396 Los Angeles upper easterly branch of Box Canyon; San Clemente Isl. 457 Comment
  UC1587160  Verbena lasiostachys Tim Ross 1991-5-21 5388 Los Angeles upper easterly branch of Box Canyon; San Clemente Island 472 Comment
  UC1587162  Muhlenbergia appressa Tim Ross 1991-5-21 5382 Los Angeles upper easterly branch Box Canyon; San Clemente Island 472 Comment
  UC1587166  Viola pedunculata Tim Ross 1991-5-21 5415 Los Angeles upper reaches of Box Canyon (sw side of the island); San Clemente Island, Box Canyon 403 Comment
  UC1587202  Amblyopappus pusillus Tim Ross 1991-5-22 5446 Los Angeles ca 5300 ft n of Eel Point ((Spray [Point], w side of island, coastal terrace)); San Clemente Island 9 Comment
  UC1587212  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Canyons (w side San Clemente Island); , btw Box and Horse Canyons 484 Comment
  UC1587219  Calystegia macrostegia subsp. amplissima Tim Ross 1991-5-20 5351 Los Angeles San Clemente Island un-named knoll ca 5500 ft s Wilson Cove Settlement (nw of the 750' BM); San Clemente Island, s of Wilson Cove Settlement 185 Comment
  UC1587221  Linanthus pygmaeus subsp. pygmaeus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5337 Los Angeles between Box Canyon and Horse Canyon (w side of San Clemente Island); San Clemente Island 484 Comment
  UC1587227  Deinandra clementina Tim Ross 1991-5-20 5354 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 205 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
  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
  UC1587568  Ceanothus cuneatus var. cuneatus Tim Ross 1991-9-2 5929 Los Angeles near Mulholland Hwy (Yerba Buena Rd); Santa Monica Mts., Truinfo Pass USGS 7.5' quad Comment
  UC1587572  Atriplex lentiformis Tim Ross 1991-9-2 5932 Los Angeles near Yerba Buena Road x Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 502 Comment
  UC1587575  Galium andrewsii subsp. intermedium Tim Ross 1991-9-2 5906 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 472 Comment
  UC1587579  Brickellia nevinii Tim Ross and Annette Ross 1991-9-7 5947 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 579 Comment
  UC1587580  Pseudognaphalium biolettii Tim Ross and Annette Ross 1991-9-7 5950 Los Angeles near intersection of Mulholland Highway and Yerba Buena Road (Triunfo Pass USGS 7.5 quadrangle:(see Coordinates and Notes)); Santa Monica Mountains 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
  UC1587602  Rhus trilobata Tim Ross 1991-8-14 5749 Los Angeles southerly slope Granite Mountain; San Gabriel Mountains, Granite Mountain 1914 Comment
  UC1587605  Sisymbrium altissimum Tim Ross 1991-8-14 5754 Los Angeles Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1892 Comment
  UC1587609  Monardella australis subsp. cinerea Tim Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn] San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. 1752 Comment
  UC1587612  Galium jepsonii Tim Ross 1991-8-14 5769 Los Angeles slopes nw summit; Chilao Flat USGS 7.5' quad., San Gabriel Mountains, Rountop 1828 Comment
  UC1587615  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-21 4522 Los Angeles Whittier Hills (Puente Hills pro parte), MIddle Turnbull Canyon drainage just sw of old water tank Whittier Hills; Whittier Hills (Puente Hills pro parte) 219 Comment
  UC1587619  Marrubium vulgare Tim Ross 1991-4-21 4527 Los Angeles (Puente Hills, pro parte) Whittier Hills (vicinity of old water tank, Middle Turnbull Canyon); , (Puente Hills, pro parte), Middle Turnbull C 228 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
  UC1587627  Hordeum murinum subsp. glaucum Tim Ross 1991-4-21 4514 Los Angeles Middle Turnbull Canyon drainage just sw old water tank (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills), Middle Turnbull Cyn drainage 219 Comment
  UC1587630  Rubus ursinus Tim Ross 1991-4-21 4510 Los Angeles lower Turnbull Canyon drainage above nw bank of stream course Whittier Hills (Puente Hills, pro parte), Turnbull Cyn drng (Whittier Hills (Puente Hills, pro parte)) 182 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
  UC1587644  Phacelia cicutaria var. hispida Tim Ross 1991-4-21 4558 Los Angeles risdgetop on n side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 294 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
  UC1587650  Lotus strigosus Tim Ross 1991-3-9 4195 Los Angeles Whittier Hills (Puente Hills, pro parte) Whittier Hills (at head of un-named canyon draining ene) 304 Comment
  UC1587661  Apocynum androsaemifolium Tim Ross 1991-8-14 5776 Los Angeles Roundtop Mt. San Gabriel Mts., Chilao Flat USGS 7.5' Quad 1722 Comment
  UC1587663  Senecio flaccidus var. douglasii Tim Ross 1991-8-14 5791 Los Angeles 0.50 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mts., Pacifico Mtn USGS 7.5' Quad. 1926 Comment
  UC1587668  Ericameria cuneata var. cuneata Tim Ross 1991-8-14 5784 Los Angeles 0.48 mi e of <junction> Roundtop Truck Rd (on Pacifico Mtn Rd); San Gabriel Mtns, Pacifico Mt. USGS 7.5 quad, Pacifico Mtn 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
  UC1587679  Mimulus aurantiacus var. pubescens Tim Ross 1991-3-9 4205 Los Angeles head Oak Canyon; Puente Hills, Whittier Hills 368 Comment
  UC1587686  Encelia farinosa Tim Ross 1991-3-9 4165 Los Angeles seepage ca 300 ft sw of Colima Rd. and Camino del Sur ((Puente Hills, pro parte)); Whittier Hills, Puente Hills 213 Comment
  UC1587694  Keckiella cordifolia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles se end San Clemente Island (vicinity of Knob, se draw leading into upper Knob Canyon, 5100 ft nw of Guds) 251 Comment
  UC1587705  Spergularia macrotheca var. macrotheca Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5101 Los Angeles North Head San Clemente Island (coastal flats wnw of new landing field) 15 Comment
  UC1587709  Malacothrix foliosa Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles sw new landing field (sand dunes of coastal terrace); San Clemente Island, West Cove 6 Comment
  UC1587712  Piptatherum miliaceum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5049 Los Angeles disturbed flats ca 650 ft se air terminal (new airfield, N end of island); San Clemente Island 64 Comment
  UC1587719  Melica imperfecta Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5259 Los Angeles w fork Near-Death Canyon (draining into Mosquito Cove (draining beginning 800 ft n of Rest [1336 '] marker; 1800 ft se of Malo Knoll [1396']), beginning of drainage); San Clemente Island, Mosquito Cove 384 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
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  UC1587728  Thysanocarpus laciniatus var. laciniatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5120 Los Angeles 1400 ft sse of Jack (not Jack Point) San Clemente Island (and 1350 ft nw of the mouth of Larkspur Canyon, eastern escarpment, San Clemente Island); , eastern escarpment 144 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
  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
  UC1587752  Logfia filaginoides Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5244 Los Angeles w fork Near-Death Canyon (beginning of drainage to Mosquito Cove. (drainage beginning 800 ft n of Rest [1136 ft] marker; 1800 ft se of Malo Knoll [1396 ft])); San Clemente Island, Near-Death Canyon 388 Comment
  UC1594345  Lupinus guadalupensis Tim Ross and Amy Kendall 1992-4-15 6193 Los Angeles central upland portion San Clemente Island (sw of 'Ledge' (1328' knoll w of Stone field station) 236 degrees sw ca 170m distant from summit of 'Ledge'); central upland portion of San Clemente Island 393 Comment
  UC1594349  Gilia nevinii Tim Ross and Amy Kendall 1992-4-15 6191 Los Angeles sw 'Ledge' (central upland portion of San Clemente Island, sw of 'Ledge' (1328' knoll w of Stone field station), 236 degrees sw, ca 170m distant from summit of 'Ledge'); central upland portion of San Clemente Island 393 Comment
  UC1594351  Eriophyllum confertiflorum var. confertiflorum Tim Ross 1992-4-14 6156 Los Angeles just below the mouth Nanny Canyon (central e side of San Clemente Island); San Clemente Island 137 Comment
  UC1594353  Trifolium gracilentum var. palmeri Tim Ross 1992-4-14 6185 Los Angeles 20-40m ene intersection (new Lemon Tank Rd and main n-s island access rd); San Clemente Island Comment
  UC1594357  Solanum umbelliferum Tim Ross, Mathew Bell 1992-3-22 6049 Los Angeles w side of Yerba Buena Road, 360 m nnw of intersection with Mulholland Highway Yerba Buena Road; Santa Monica Mountains, Yerba Buena Road 487 Comment
  UC1594358  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Mathew Bell 1992-3-22 6053 Los Angeles w. side of Yerba Buena Rs. ca. 360 m. n.-n.w. of intersection w/ Mulholland Hwy.; <San> Monica Mts., Triunfo pass USGS 7.5' Quad. 487 Comment
  UC1594360  Phacelia distans Tim Ross 1992-5-17 6346 Los Angeles 260 m w mouth of Cattle Canyon (near elbow of river); San Gabriel Mountains, E Fork of the San Gabriel River 576 Comment
  UC1594366  Eulobus californicus Tim Ross 1992-5-17 6338 Los Angeles short easterly spur canyon along Highway 39 (center w side of reservoir); San Gabriel Mountains, San Gabriel Reservoir 463 Comment
  UC1594374  Galium catalinense subsp. acrispum Tim Ross 1992-4-14 6163 Los Angeles lower end of canyon just below mouth (central e side of island); San Clemente Island, Nanny Canyon 182 Comment
  UC1594377  Nuttallanthus texanus Tim Ross 1992-4-16 6203 Los Angeles 289 degrees wnw and 680 m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  UC1594383  Vulpia myuros var. hirsuta Tim Ross 1992-4-14 6189 Los Angeles San Clemente Island; ca 20-40 m ene of the intersection of the new Lemon Tank Road and the main n-s island access road 339 Comment
  UC1594390  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-13 6145 Los Angeles in the vicinity Darter (nw part of San Clemente Island); San Clemente Island 18 Comment
  UC1594392  Artemisia nesiotica Tim Ross and Elizabeth Kellogg 1992-4-13 6147 Los Angeles secondary terrace ene Darter ((354 degrees N 1375m distant from 199' BM near Flasher)); San Clemente Island 56 Comment
  UC1594395  Sambucus mexicana Tim Ross and Elizabeth Kellogg 1992-4-11 6109 Los Angeles China Canyon San Clemente Island (w fork, e or ne-facing base of canyon wall) 304 Comment
  UC1594396  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-11 6111 Los Angeles West Fork of China Canyon San Clemente Island 292 Comment
  UC1594399  Malacothrix foliosa Tim Ross 1992-4-14 6175 Los Angeles coastal bluff on e escarpment ca 20 m s where Nanny Canyon drainage meets the sea (central e side of island); San Clemente Island 18 Comment
  UC1594409  Deinandra clementina Tim Ross 1992-4-14 6157 Los Angeles just below mouth Nanny Canyon (on rocky low ridge that separates the Nanny Canyon drainage from escarpment, central e side of island); San Clemente Island 99 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
  UC1594419  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 B Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  UC1595208  Penstemon heterophyllus var. australis Tim Ross, Peter Fritsch 1990-6-20 3644 Los Angeles 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); San Gabriel Mountains, West Fork San Gabriel River 481 Comment
  UC1595211  Solanum umbelliferum Tim Ross, Peter Fritsch 1990-6-20 3670 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Road (2N24)); San Gabriel Mountains, Rincon-Red Box Road (2N24) 1255 Comment
  UC1595213  Prunus ilicifolia Tim Ross, Peter Fritsch 1990-6-20 3668 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595220  Achillea millefolium Tim Ross and Peter Fritsch 1990-6-20 3654 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC1595225  Melilotus albus Tim Ross and Annette H. Ross 1991-7-29 5681 Los Angeles Elephant Hill San Dimas USGS 7.5' Quad., W Pomona, Puente Hills (s side, hill is northernmost point of hills) 228 Comment
  UC1595234  Salvia mellifera Tim Ross and Peter Fritsch 1990-6-20 3601 Los Angeles near confluence of East and West Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595237  Rorippa nasturtium-aquaticum Tim Ross and Peter Fritsch 1990-6-20 3597 Los Angeles mouth of Burro Canyon near the confluence of the e and w forks San Gabriel River; San Gabriel Mountains, mouth Burro Canyon, San Gabriel River 445 Comment
  UC1595240  Juncus rugulosus Tim Ross, Peter Fritsch 1990-6-20 3593 Los Angeles near the confluence of the East and West Forks of the San Gabriel River (mouth of Burro Canyon, San Gabriel Mountains); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595242  Salvia apiana Tim Ross and Peter Fritsch 1990-6-20 3590 Los Angeles near onfluence of the E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595246  Pseudognaphalium stramineum Tim Ross and Orlando Mistretta 1992-7-24 6748 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., Strawberry Peak 1560 Comment
  UC1595254  Oenothera elata subsp. hirsutissima Tim Ross and Peter Fritsch 1990-6-20 3633 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 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
  UC1595260  Melica imperfecta Tim Ross and Peter Fritsch 1990-6-20 3626 Los Angeles mouth of Burro Canyon San Gabriel Mountains (near the confluence of the East and West Forks of the San Gabriel River) 445 Comment
  UC1595265  Mimulus aurantiacus var. pubescens Tim Ross, Peter Fritsch 1990-6-20 3615 Los Angeles near Confluence of E and W Forks of the San Gabriel River (mouth of canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1595266  Calochortus plummerae Tim Ross 1992-7-16 6695 Los Angeles ca 200 ft s Indian Ben Saddle (just ne of Iron Mountain); San Gabriel Mountains 1572 Comment
  UC1595269  Madia elegans Tim Ross 1992-7-16 6688 Los Angeles just e Military Reservation (near summit Mt. Gleason); San Gabriel Mountains, near summit Mt. Gleason 1901 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
  UC1595278  Ceanothus integerrimus Tim Ross and Peter Fritsch 1990-6-20 3685 Los Angeles Rincon-Red Box Rd (2N24) San Gabriel Mts. (ridgetop between W Fork San Gabriel River and Roberts Canyon.) 1328 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
  UC1595296  Cardamine oligosperma Tim Ross 1991-3-10 4213 Los Angeles e side RSA (Bernard Field Station, e side Rancho Santa Ana Botanic Garden); Claremont, Bernard Field Station, e side Rancho Santa Ana 391 Comment
  UC1595302  Lupinus bicolor Tim Ross 1992-4-27 6247 Los Angeles s side Indian Hill Mesa (sw of RSA grounds, area bulldozed for Claremont School of Theolgoy, Claremont); Ontario U.S.G.S. 7.5' Quad., Claremont 393 Comment
  UC1595305  Pectocarya penicillata Tim Ross 1992-4-27 6424 Los Angeles sw RSA grounds (area bulldozed in Nov. 1992 for expansion of Claremont School of Theology); Claremont, s side of Indian Hill Mesa 393 Comment
  UC1595309  Lolium perenne Tim Ross and Steve Boyd 1990-6-18 3492 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad, Camp Verdugo Pines 1877 Comment
  UC1595312  Lotus nevadensis var. davidsonii Tim Ross and Steve Boyd 1990-6-18 3478 Los Angeles Camp Verdugo Pines and vicinity, n draw draining to Jackson Lake San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  UC1595315  Galium johnstonii Tim Ross and Steve Boyd 1990-6-18 3485 Los Angeles northerly draw draining to Jackson Lake San Gabriel Mtns, Mescal Creek USGS 7.5' quad., Camp Verdug 1877 Comment
  UC1595319  Stephanomeria cichoriacea Tim Ross and Orlando Mistretta 1992-7-24 6758 Los Angeles San Gabriel Mountains: Vicinity of Strawberry Spring, 86 degrees E, 1100 m distant from Strawberry Peak summit. 1479 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
  UC1595327  Mimulus floribundus Tim Ross, Orlando Mistretta 1992-7-24 6765 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  UC1595330  Muhlenbergia californica Tim Ross and Orlando Mistretta 1992-7-24 6770 Los Angeles 76 degrees ene and 900 m from Strawberry Peak summit; San Gabriel Mts., vicinity of Strawberry Spring 1460 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
  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
  UC1595350  Ficus carica Tim Ross 1992-5-17 6356 Los Angeles (156 degrees sse), 285 m distant from mouth of Shoemaker Canyon (East Fork of San Gabriel River); San Gabriel Mountains, East Fork San Gabriel River 640 Comment
  UC1595356  Carex alma Tim Ross 1992-5-17 6348 Los Angeles 25 degrees nne, 885 m distant from East Fork Station (just ne of Heaton Flat, in small lateral canyon draining w to the SG River); San Gabriel Mountains, E Fork of the San Gabriel River 694 Comment
  UC1595361  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-18 3457 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  UC1595363  Saltugilia splendens subsp. splendens Tim Ross and Steve Boyd 1990-6-18 3455 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad., Camp Verdugo Pines 1877 Comment
  UC1595368  Achnatherum occidentale subsp. occidentale Tim Ross and Steve Boyd 1990-6-18 3448 Los Angeles vicinity of Camp Verdugo Pines (northerly draw draining to Jackson Lake; Mescal Creek); San Gabriel Mtns., Mescal Creek 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
  UC1595379  Lotus crassifolius Tim Ross and Steve Boyd 1990-6-18 3487 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  UC1595380  Gayophytum diffusum subsp. parviflorum Tim Ross and Steve Boyd 1990-6-18 3468 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  UC1595386  Ribes speciosum Tim Ross 1991-3-10 4214 Los Angeles e side RSA (near w edge of field station grounds); Claremont, Bernard Field Station 391 Comment
  UC1595394  Lotus strigosus Tim Ross and Peter Fritsch 1990-6-20 3678 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1328 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
  UC1595404  Chenopodium ambrosioides Tim Ross and Annette H. Ross 1991-7-29 5714 Los Angeles Elephant Hill San Dimas 7.5' quad, Puente Hills, W Pomona (near n base, hill is n-most point of Puente Hills) 243 Comment
  UC1595407  Epilobium canum subsp. canum Tim Ross and Annette H. Ross 1991-7-29 5687 Los Angeles Elephant Hill Puente Hills, San Dimas USGS 7.5' quad, W Pomona (sw side, n-most point of hills) 316 Comment
  UC1595417  Cyperus eragrostis Tim Ross and Annette H. Ross 1991-7-29 5718 Los Angeles Elepahnt Hill, W. Pomona, n.-most point of Puente Hills San Dimas U.S.G.S. 7.5' Quad., Puente Hills, W. Pomona, Elep 228 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
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  UC1595433  Erigeron foliosus var. foliosus Tim Ross 1992-7-10 6681 Los Angeles along creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 975 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  UC1595442  Mirabilis laevis var. villosa Tim Ross 1992-4-4 6069 Los Angeles 1 mi se Black Butte (middle butte of the three); SW Mojave Desert, Three Sisters 969 Comment
  UC1595445  Atriplex canescens Tim Ross 1992-7-10 6687 Los Angeles 6 degrees N and 2520 m distant from Thorn Peak (Upper Big Tujunga Canyon along UBTC Road, San Gabriel Mountains); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 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
  UC1595451  Leptodactylon californicum subsp. glandulosum Tim Ross 1992-7-10 6646 Los Angeles s side Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 969 Comment
  UC1595453  Oxytheca trilobata Tim Ross 1992-7-10 6644 Los Angeles between Coldwater and Wickiup Canyons (ne slope on s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 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
  UC1595466  Vulpia microstachys var. microstachys Tim Ross 1992-4-4 6083 Los Angeles Adobe Mountain Mojave Desert, Adobe Mtn. U.S.G.S. 7.5' topo (sw Mojave Desert) 926 Comment
  UC1595473  Caulanthus cooperi Tim Ross 1992-4-4 6090 Los Angeles Adobe Mtn Adobe Mtn Quad., sw Mojave Desert, Adobe Mountain 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
  UC1595477  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles 1 mi se Black Butte (middle of the three buttes); SW Mojave Desert, Three Sisters 981 Comment
  UC1595495  Galium porrigens var. porrigens Tim Ross 1992-7-10 6679 Los Angeles creek between Coldwater Canyon and Wickiup Canyon (n and ne slope above stream); San Gabriel Mountains, Big Tujunga Creek 975 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
  UC1605248  Tauschia arguta Tim Ross 1992-7-17 6717 Los Angeles summit of Condor Peak; San Gabriel Mtns., Condor Peak Quad. 1645 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
  UC1605259  Osmorhiza brachypoda Timothy S. Ross and Steve Boyd 1994-5-25 7880 Los Angeles Liebte Mtn. Liebre Mountains, Liebre Mountain 7.5' USGS Quadrangle (w summit, West Summit here construed as the rounded knoll 100 m s of the intersection of sections 3,4,9, and 10, just s of knoll summit) 1684 Comment
  UC1605264  Osmorhiza brachypoda Timothy S. Ross and Steve Boyd 1994-5-4 7682 Los Angeles narrow canyon draining ne from ne summit of Grass Mt. to Burns Canyon; Liebre Mountains, Lake Hughes 7.5' USGS Quadrangle 1267 Comment
  UC1605267  Lomatium dissectum var. multifidum Tim Ross and Steve Boyd 1994-5-4 7676 Los Angeles Dogwood Canyon - narrow canyon draining n.e. to Burns Canyon from the n.e. summit of Grass Mt.; Liebre Mts., Lake Hughes Quad., Dogwood Canyon 1267 Comment
  UC1605443  Eriastrum sparsiflorum Tim Ross and Steve Boyd 1993-5-23 7251 Los Angeles lower e ridge of mt ca 700-840 m se saddle between Ruby and Clearwater Canyons; Liebre Mountains, Green Valley 7.5' USGS quad., Red Mtn. 938 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
  UC1605455  Hulsea heterochroma Tim Ross 1992-7-17 6733 Los Angeles first saddle nnw from Fox (ridge between Condor Peak saddle and Fox (triangulation point, 5033 ft)); San Gabriel Mtns., Condor Peak 7.5' USGS quadrangle 1402 Comment
  UC1605456  Triticum aestivum Tim Ross 1992-5-8 6305 Los Angeles Glendora Mountain road at intersection with Upper Monroe Rd and Lower Monroe Rd.; San Gabriel Mtns., Glendora 7.5 USGS quadrangle 1048 Comment
  UC1605463  Bromus carinatus var. carinatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5070 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, sw of and above pier operations Lower Wilson Cove Canyon; San Clemente Island, Lower Wilson Cove Canyon 15 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
  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
  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
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 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
  UC1611567  Caulanthus coulteri Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4883 Los Angeles confluence of Fish Canyon and general vicinity (Whitaker Peak Quad., Castaic Creek); Liebre Mountains, Castaic Creek, Whitaker Peak Quad. Comment
  UC1619321  Tauschia parishii Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3718 Los Angeles Pinyon Ridge, eastern half, directly N of Fenner Canyon San Gabriel Mountains 1938 Comment
  UC1619323  Tauschia arguta Timothy S. Ross, Steve Boyd 1990-5-23 2624 Los Angeles north-northwesterly ridge descending from Messenger Peak (6015 ft) (near headwaters of Mill Canyon and Moody Canyon); San Gabriel Mountains, Mount Gleason area 1645 Comment
  UC1619324  Tauschia parishii Timothy S. Ross, Steve Boyd 1990-5-23 2620 Los Angeles north-northwesterly ridge descending from Messenger Peak (6015 ft) (near headwaters of Mill Canyon and Moody Canyon); San Gabriel Mountains, Mount Gleason area 1645 Comment
  UC1862364  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3860 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
  UC1871018  Nicotiana glauca T. S. Ross, W. Appleby 1993-5-19 7179 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N NE/4 NW/4 SW/4 sect 15; elevation ca. 2520 ft. 768 Comment
  UC1871020  Antirrhinum multiflorum T. S. Ross, W. Appleby 1993-5-13 7121 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
  UC1871026  Ribes malvaceum T. S. Ross 1993-5-20 7191 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  UC1871037  Cryptantha clevelandii T. S. Ross 1990-6-28 3945 Los Angeles San Gabriel Mtns.; NW slope between Tentrock Canyon and Poison Oak Canyon Comment
  UC1871040  Camissonia campestris subsp. campestris T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3954 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
  UC1871046  Phoradendron villosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3917 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
  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
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 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
  UC1871062  Plantago coronopus Tim Ross 1993-4-21 6848 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, Santa Catalina S USGS 7.5'quad, 33Y'20'27'N, 118Y'27'10'W, Alt 1430ft. 436 Comment
  UC1871065  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4802 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
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 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
  UC1871090  Fremontodendron californicum subsp. californicum T. S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 600 meters, 346 deg. NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 section 9; ca 3060 feet el ... 933 Comment
  UC1871096  Quercus kelloggii Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3875 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail along ridge just E of Horse Camp Canyon 1487 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
  UC1871128  Syntrichopappus fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4812 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
  UC1871132  Arabis pulchra T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4806 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
  UC1871135  Pectocarya penicillata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4803 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
  UC1871139  Uropappus lindleyi T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4857 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
  UC1871141  Desmazeria rigida T. S. Ross, Janet Takara, M. Gay 1993-4-20 6826 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
  UC1871143  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4794 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
  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
  UC1871152  Thysanocarpus laciniatus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4923 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
  UC1871155  Lepidium nitidum var. nitidum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4928 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
  UC1871164  Scutellaria siphocampyloides T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3974 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, ca. 350 m W of the knoll, T7N R17W E 1/2 NE 1/4 sec 9. Elev 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1871167  Lotus wrangelianus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4902 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
  UC1871170  Solanum xanti T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4920 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
  UC1871172  Erodium cicutarium T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4834 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
  UC1871176  Cryptantha simulans T. S. Ross 1991-4-29 4855 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  UC1871182  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4943 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
  UC1871185  Guillenia lasiophylla T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4820 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
  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
  UC1871191  Ribes roezlii var. roezlii T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3887 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
  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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Feb 19 2015
  UC1871211  Lasthenia californica Tim Ross 1993-4-21 6854 Los Angeles Sant 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
  UC1871213  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit Comment
  UC1871217  Lotus hamatus T. S. Ross 1993-4-21 6834 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 397 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
  UC1871220  Mirabilis laevis var. crassifolia T. S. Ross 1993-4-21 6839 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' quad. Elev. ca. 1470 ft. 448 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
  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
  UC1871237  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4949 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
  UC1871254  Ceanothus integerrimus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3982 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
  UC1871257  Ancistrocarphus filagineus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5029 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
  UC1871262  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3918 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10; elevation ca 5640-5760 feet. Comment
  UC1871265  Chorizanthe xanti T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3866 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
  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
  UC1871273  Eriogonum umbellatum var. munzii T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3947 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
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 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
  UC1871295  Clarkia rhomboidea T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 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
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon 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
  UC1871302  Clarkia heterandra T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3895 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
  UC1871305  Ericameria cooperi var. cooperi T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5014 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' USGS Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. 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
  UC1871312  Ceanothus leucodermis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5004 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
  UC1871315  Malacothamnus davidsonii T. S. Ross, S. D. Boyd 1993-6-30 7387 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western SAN GABRIEL MTS.: near middle portion of Loop Canyon; San Fernando 7.5' USGS quad, R15W T3N, SW/4 SW/4 SE/4 SE/4 sect 14; ca 2245 feet elevation. 684 Comment
  UC1871316  Marah macrocarpa var. macrocarpa T. S. Ross, Walter Appleby 1993-5-13 7126 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
  UC1871324  Eschscholzia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4784 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
  UC1871327  Nassella cernua T. S. Ross 1993-4-21 6832 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) 396 Comment
  UC1871330  Festuca trachyphylla T. S. Ross 1993-5-14 7145 Los Angeles San Gabriel Mtns.; 220 m SSW of May Canyon Saddle and 380 m WNW of May Peak [3948'] 1113 Comment
  UC1871343  Trifolium willdenovii T. S. Ross 1993-5-20 7205 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
  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
  UCR124235  Clematis lasiantha T. S. Ross, Steve Boyd 1990-5-14 2464 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1073 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
  UCR142973  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 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
  UCR177234  Pectocarya platycarpa T. S. Ross 1991-4-28 4769 Los Angeles Mojave Desert; West Mojave Desert region, Adobe Mountain: southwesterly extension of the mountain 927 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
  UCR65556  Pityrogramma triangularis var. triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  UCR68616  Camissonia boothii subsp. decorticans T. S. Ross, Steve Boyd 1990-6-6 2882 Los Angeles W Transverse Range, Piru Pond; Los Padres National Forest (admin. by Angeles N.F.) 645 Comment
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Feb 11 2016
  UCR70893  Eriogonum fasciculatum var. polifolium T. S. Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 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
  UCR73385  Bromus grandis T. S. Ross 1991-8-14 5780 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  UCR73387  Symphoricarpos parishii T. S. Ross 1991-8-14 5773 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  UCR73388  Sisymbrium altissimum T. S. Ross 1991-8-14 5754 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  UCR73393  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles Channel Islands, San Clemente Island, Lower Wilson Cove Canyon, SW of and above pier operations 41 Comment
  UCR73395  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  UCR73397  Spergularia macrotheca var. macrotheca T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5101 Los Angeles Channel Islands, San Clemente Island, North Head; crusty, sandy coastal flats WNW of the new landing field 15 Comment
  UCR73398  Erodium botrys T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-28 18 Los Angeles Channel Islands, San Clemente Island, 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ft.). 503 Comment
  UCR73402  Mimulus johnstonii T. S. Ross, Steve Boyd 1990-6-6 2879 Los Angeles Los Padres National Forest, Piru Pond 645 Comment
  UCR73404  Robinia pseudoacacia T. S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), Middle Turnbull Canyon drainage just SW of old water tank. 213 Comment
  UCR73409  Vitis girdiana T. S. Ross 1991-4-21 4561 Los Angeles Lower Turnbull Canyon drainage 177 Comment
  UCR73410  Erodium brachycarpum T. S. Ross 1991-4-21 4549 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  UCR73411  Schinus molle T. S. Ross 1991-4-21 4548 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  UCR73417  Mimulus aurantiacus var. parviflorus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5293 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
  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
  UCR76413  Logfia gallica T. S. Ross 1992-4-16 6201 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
  UCR76415  Plagiobothrys canescens T. S. Ross, Elizabeth Kellogg 1992-4-12 6125 Los Angeles San Clemente Island, Near head of Grove Canyon, 129 degrees SE of, and 525 m distant from Vista point 518 Comment
  UCR76418  Silene gallica T. S. Ross, Amy Kendall 1992-4-15 6196 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
  UCR77562  Cryptantha muricata T. S. Ross, Peter Fritsch 1990-6-20 3671 Los Angeles San Gabriel Mtns., ridgetop between W fork San Gabriel River and Roberts Canyon 1305 Comment
  UCR84374  Stillingia paucidentata T. S. Ross, J. M. Porter 1994-5-1 7612 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  UCR84376  Tiquilia nuttallii T. S. Ross, J. M. Porter 1994-5-1 7604 Los Angeles SW Mojave Desert, c. 1740 m south of Black Butte and 1000 m west of Three Sisters Buttes 948 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
  UCR84488  Cryptantha microstachys T. S. Ross, Steve Boyd 1993-5-23 7289 Los Angeles San Gabriel Mtns., lower, easterly ridge of Red Mtn, on northerly slope c. 380 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  UCR84559  Calystegia peirsonii T. S. Ross, Steve Boyd 1994-5-24 7850 Los Angeles San Gabriel Mtns., NE summit of Grass Mtn: N slopes draining toward Elizabeth lake; S slopes toward Green Valley. 1390 Comment
  UCR84562  Lessingia filaginifolia T. S. Ross, Steve Boyd 1994-9-21 8283 Los Angeles San Gabriel Mtns., vicinity of West Summit (construed as knoll c. 85 m south of intersection of sections 3,4,9,10. 1709 Comment
  UCR84564  Fraxinus dipetala T. S. Ross, Steve Boyd 1994-5-10 7714 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
  UCR84572  Nicolletia occidentalis T. S. Ross, J. M. Park 1994-5-1 7613 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  UCR84574  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles Channel Islands; San Clemente Island, Eastern escarpment just below the mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward 87 Comment
  UCR84579  Eriastrum densifolium subsp. densifolium T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns., Summit of Condor Peak. 1660 Comment
  UCR85799  Lotus crassifolius T. S. Ross, Steve Boyd 1991-7-24 5614 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  UCR85806  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5672 Los Angeles San Gabriel Mtns, Granite Mountain, NNE slope 1900 Comment
  UCR85811  Phacelia cicutaria var. hispida T. S. Ross, Annette Ross 1991-6-3 5543 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  UCR85815  Lupinus succulentus T. S. Ross 1991-4-8 4479 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  UCR85818  Pholistoma auritum T. S. Ross 1991-4-8 4458 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  UCR85826  Horkelia rydbergii T. S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
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Jul 27 2007
  UCR85830  Galium johnstonii T. S. Ross 1991-8-16 5839 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  UCR85831  Trichostema austromontanum T. S. Ross 1991-8-16 5825 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  UCR86519  Lyonothamnus floribundus subsp. aspleniifolius T. S. Ross, E. Kellogg 1992-4-12 6129 Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  UCR86520  Vicia ludoviciana var. ludoviciana T. S. Ross 1992-4-14 6169 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR86521  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR86527  Trifolium palmeri T. S. Ross 1992-4-14 6185 Los Angeles San Clemente, c. 20-40 m ENE of the intersection of the new Lemon Tank Road and the main N-S island access road 340 Comment
  UCR86534  Hemizonia clementina T. S. Ross 1992-4-14 6157 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR86536  Filago arizonica T. S. Ross, O. Mistretta, M. Hammitt 1991-5-20 5326 Los Angeles Channel Islands, West side San Clemente Island, between Box & Horse Canyons 485 Comment
  UCR86543  Parapholis incurva T. S. Ross 1992-4-14 6183 Los Angeles San Clemente Island, Lemon Tank Road, c. 25 m ESE of its intersection with the main N-S island road. 341 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
  UCR86550  Muhlenbergia californica T. S. Ross, Annette Ross 1989-9-20 1780 Los Angeles San Gabriel Mtns., San Antonio Canyon. Near the pond west of Spring Hill & below Baldy Road in the canyon 976 Comment
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Nov 15 2006
  UCR86551  Adenostoma sparsifolium T. S. Ross 1991-9-2 5928 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy at Yerba Buena Rd 503 Comment
  UCR87156  Eucalyptus camaldulensis T. S. Ross 1993-4-23 6926 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam 181 Comment
  UCR89459  Cryptantha similis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4970 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 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
  UCR89464  Festuca trachyphylla T. S. Ross, Walter Appleby 1993-5-14 7145 Los Angeles San Gabriel Mtns., 220 m SSW of May Canyon Saddle and 380 m WNW of May Peak [3948'] 1113 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
  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
  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
  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
  UCR93307  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-4 7632 Los Angeles San Gabriel Mtns., San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; c. 600 m SW of summit of grade; c. 2460 m ESE of Grass Mtn summit 1076 Comment
  UCR95188  Convolvulus simulans T. S. Ross 1995-5-21 8604 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.) 354 Comment
  UCR95314  Clarkia xantiana subsp. xantiana T. S. Ross, Steve Boyd 1995-6-28 8656 Los Angeles Liebre Mtns., Cold Canyon, SW end of Liebre Mtn., trail from U.S. Forest Service Road 7N23 NNE to an abandoned mine. 1293 Comment
  UCR95371  Pectocarya anisocarpa T. S. Ross 1995-4-7 8350 Los Angeles 'Old Ridge Route': 3.95 mi north of its junction with Lake Hughes Road, west of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 631 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
  UCR98733  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mtns., easterly and southeasterly slopes to the SW of Crystal Lake. 1829 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
  UCR98744  Eriogonum maculatum T. S. Ross, Steve Boyd 1990-6-18 3502 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  UCR98746  Cryptantha muricata var. jonesii T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3759 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
  UCR98822  Carex multicaulis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3781 Los Angeles San Gabriel Mtns., Natural depression SSW of Crystal Lake 1704 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
  UCR98829  Elymus elymoides subsp. elymoides T. S. Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near W summit of Liebre Mtn 1707 Comment
  UCR98926  Ribes malvaceum T. S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mtns., Rincon-Red Box Rd (2N24) 2.6 mi below Pine Mtn Jct; 80 deg. ENE, c. 1720 m distant from Pine Mtn 1032 Comment
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Sep 24 2014
  UCSB59411  Atriplex californica Ross, Tim 1991-5-20 Los Angeles San Clemente Island; un-named knoll ca. 5500 feet S of Wilson Cove Settlement; westerly slope 2500 ft. NW of the 750 ft. BM 185 Comment
  UCSB59413  Suaeda taxifolia 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-BC13415  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1994-5-25 7900 Los Angeles West summit of Liebre Mountain, the rounded knoll 100 m S of the insection of sections 3,4,9,10. 1708 Comment
  CAS-BOT-BC13417  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1990-5-17 2559 Los Angeles N side of Mt Gleason Road about the E headwaters of Gleason Canyon, about about 2 air miles E of Mt Gleason summit 1767 Comment
  CAS-BOT-BC159107  Phacelia ramosissima var. latifolia Timothy S. Ross 1992-5-24 6426 Los Angeles Lower Brown's Gulch: W of San Gabriel Dam, on W side of Hwy 39: disturbed chaparral-clad slope 487 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-BC167631  Mentzelia veatchiana Tim Ross; Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pasture (in San Francisquito Canyon) 1036 Comment
  CAS-BOT-BC172004  Clarkia epilobioides Timothy S. Ross; Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon, westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 554 Comment
  CAS-BOT-BC172764  Camissonia strigulosa Timothy S. Ross; Steve Boyd 1994-5-4 7619 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 60 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC174639  Lotus unifoliolatus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8137 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-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-BC183874  Salvia columbariae Timothy S. Ross; Steve Boyd 1994-5-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon 1179 Comment
  CAS-BOT-BC226407  Gilia latiflora subsp. latiflora Timothy S. Ross 1991-4-27 4686 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-BC267753  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-9-21 8310 Los Angeles Southwesterly slope at the west end of the moutnain, along Forest Service Road 7N23, ca 1080 m SW of Sandberg Triangulation Point (5345-ft), Liebre Mountain 1470 Comment
  CAS-BOT-BC277359  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3831 Los Angeles San Gabriel Mountains. Ridgetop to the NW of Crystal Lake [ridge descending SSW from Mt. Islip] 2194 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-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-BC342354  Logfia gallica Tim Ross 1992-6-15 6585 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-BC349860  Nicolletia occidentalis Timothy S. Ross; J. Mark Porter 1994-5-1 7613 b Los Angeles Southwestern Mojave Desert: open desert ca 3950 m NNE of Moody Springs and 2620 m W of the L.A./San Bern. County line 874 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-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-BC397709  Stellaria nitens Timothy S. Ross; Darin Banks 1994-4-12 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 67 Comment
  CAS-BOT-BC401991  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-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-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 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-BC438751  Cistanthe monandra Timothy S. Ross 1993-5-16 7152 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. 1072 Comment
  CAS-BOT-BC515104  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7782 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp,Liebre Mtn 7.5' USGS Quadrangle 1732 Comment
  CAS-BOT-BC516254  Linanthus parryae Timothy S. Ross 1995-4-26 8395 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-BC57308  Equisetum laevigatum Tim Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; ca 350 m WNW of Eagle's Nest Lodge; 131 Comment
  CAS-BOT-BC67939  Dryopteris arguta Tim Ross; Orlando Mistretta 1993-5-27 7337 Los Angeles W end of San Gabriel Mtns: Wilson Canyon, San Fernando 7.5' USGS quadrangle. 621 Comment
  CAS-BOT-BC91671  Platystemon californicus Timothy S. Ross 1995-4-26 8374 Los Angeles Upper west slope of Liebre Mountain. Ca. 100 m southwest of Sandberg Triangulation Point (5345 ft.). 1603 Comment
  CAS-BOT-BC93764  Artemisia ludoviciana subsp. albula Tim Ross 1990-8-17 3167 Los Angeles San Gabriel Mtns.: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine. 2121 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
  CDA2992  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona. Comment
  CDA41982  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the E of the Botanic Garden) Comment
  CDA4335  Trifolium hirtum T. S. Ross, Walter Appleby 1993-5-19 7167 Los Angeles Transverse Ranges: San Gabriel Mtns region; Western San Gabriel Mtns: ca.80 m S of Wilson Canyon Saddle along old loop road. Comment
  CDA5033  Malva parviflora T. S. Ross 1991-4-21 4508 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above northwest bank of stream course. 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
  CDA7533  Lasiospermum bipinnatum T. S. Ross, Steve Boyd, S. Carlquist 1992-5-26 6427 Los Angeles Just south of the intersection of Mills Avenue x Mt. Baldy Road, Northern Claremont. 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
  JEPS114016  Galium hallii 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
  JEPS114017  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8055 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
  JEPS17962  Loeseliastrum matthewsii George B. Rossbach 1955-4-29 420 Los Angeles Rte. 138 near Littlerock 914 Comment
  NY30086  Calocedrus decurrens T. S. Ross 1994-9-21 8319 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY37284  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY519452  Eupatorium adenophorum T. S. Ross 1992-5-17 6375 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 737.6 Comment
  NY601180  Penstemon grinnellii T. S. Ross 1994-6-21 7986 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 miles northwest of Pac. Mountain's 7124 ft. summit. 1914.1 Comment
  OBI56532  Deinandra fasciculata Tim Ross, Annette Ross 1991-6-3 5537 Los Angeles Elephant Hill: W Pomona. T1S R9W, W2/3 S 1/2 sec 26 (projected) Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  RSA0010849  Eucalyptus camaldulensis Tim S. Ross 1993-4-23 6926 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon, along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam. 181 Comment
  RSA0011169  Juglans californica Tim S. Ross, Annette Ross 1991-6-3 5531 Los Angeles Elephant Hill: W Pomona. 329 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
  RSA0011695  Elaeagnus angustifolia T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3336 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA0016261  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd 1994-6-23 8051 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 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
  RSA0019987  Bromus tectorum Timothy S. Ross 1991-3-23 4256 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 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
  RSA0039216  Thysanocarpus laciniatus Timothy S. Ross, S. D. Boyd 1990-5-15 2511 Los Angeles San Gabriel Mountains: Soledad Campground, Tujunga Ranger District, Angeles National Forest; Soledad Canyon, ca. 1.5 linear miles E of Agua Dulce Canyon. 622 Comment
  RSA0041685  Thysanocarpus laciniatus Timothy S. Ross, S. D. Boyd 1990-5-17 2589 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA0041686  Thysanocarpus laciniatus Timothy S. Ross, Walter Appleby 1993-5-20 7206 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA0041691  Thysanocarpus curvipes subsp. amplectens Timothy S. Ross, Darin Banks 1994-4-12 7472 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
  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
  RSA0057461  Thysanocarpus curvipes subsp. curvipes Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4914 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA0057490  Thysanocarpus curvipes subsp. eradiatus Timothy S. Ross 1991-4-28 4765 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA0059153  Orobanche bulbosa Tim Ross, Steve D. Boyd 1990-5-14 2477 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1110 Comment
  RSA0059273  Orobanche bulbosa Tim S. Ross, Walter Appleby 1993-5-13 7122 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. 853 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
  RSA0062902  Pentagramma triangularis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5285 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
  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
  RSA0063339  Pentagramma viscosa T. S. Ross 1991-5-21 5394 Los Angeles San Clemente Island: upper easterly branch of Box Canyon. 463 Comment
  RSA0066496  Orobanche parishii subsp. parishii Tim Ross, Steve Boyd 1991-7-24 5627 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1865 Comment
  RSA0070679  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3716 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA0070715  Pentagramma triangularis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5262 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']). 384 Comment
  RSA0074411  Heterotheca grandiflora Timothy S. Ross 1991-5-22 5463 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
  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
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  RSA0076120  Cryptantha intermedia var. johnstonii T. S. Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mtns: ca. 850m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 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
  RSA0076185  Orobanche californica subsp. feudgei Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3739 Los Angeles Pinyon Ridge: western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1706 Comment
  RSA0076497  Orobanche fasciculata Timothy S. Ross, Steve Boyd 1990-5-14 2509 Los Angeles Between Gold Canyon and Trail Canyon, on Forest Service Rd. 3N29, 1.2 miles N of its junction with Big Tujunga Canyon Rd (Mt. Gleason Avenue). 740 Comment
  RSA0079042  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4706 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA0079043  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4662 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
  RSA0079238  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3772 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  RSA0079315  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 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
  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
  RSA0079561  Cryptantha muricata var. jonesii Tim Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture (in San Francisquito Canyon). 926 Comment
  RSA0084045  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-27 4711 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA0085077  Rhus integrifolia T. S. Ross 1991-3-10 4208 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  RSA0104345  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4043 Los Angeles San Gabriel Mountains: NNE of Tiw Summit Station and E of Angeles Forest hwy. Tujunga Ranger District, Angeles National Forest. 1558 Comment
  RSA0110982  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-5-29 2687 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA0121909  Thysanocarpus curvipes subsp. eradiatus Timothy S. Ross 1992-4-4 6092 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA0126403  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd 1991-4-25 4599 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 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
  RSA517108  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-5-14 2463 Los Angeles San Gabriel Mts.: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1155 Comment
  RSA517120  Lupinus bicolor T. S. Ross 1990-5-14 2507 Los Angeles Yerba Buena Ridge.... Tujunga Ranger district 1076 Comment
  RSA517126  Cryptantha microstachys T. S. Ross 1990-5-14 2501 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1101 Comment
  RSA517137  Allium haematochiton Timothy S. Ross, Steve Boyd 1990-5-14 2490 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1104 Comment
  RSA517146  Scrophularia californica subsp. floribunda Tim S. Ross, Steve D. Boyd 1990-5-14 2482 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1146 Comment
  RSA522327  Cuscuta subinclusa T. S. Ross, Orlando Mistretta 1990-10-3 328 Los Angeles 0.62 Km E of Tie Summit Station and .62 km due s of Aliso spring, Tujunga Ranger District 1481 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
  RSA522451  Eriogonum nudum var. pauciflorum Tim S. Ross, Peter Fritsch 1990-7-10 4054 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest. 1634 Comment
  RSA522453  Urtica dioica subsp. holosericea Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4051 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
  RSA522462  Rumex salicifolius var. salicifolius Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4042 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
  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
  RSA522958  Amaranthus blitoides T. S. Ross, Orlando Mistretta 1990-10-26 3326 Los Angeles E. fork San Gabriel River ca 4/10 air-mile SE of the mouth of Williams Canyon; southern shoulder of Glendora Mountain Road. 536 Comment
  RSA522960  Marah macrocarpa Tim Ross 1991-2-23 4100 Los Angeles Whittier Hills (Puente Hills) Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon road x Skyline Drive 293 Comment
  RSA523162  Lotus strigosus T. S. Ross 1991-2-23 4106 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 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
  RSA524170  Mentzelia montana Tim S. Ross, Steve Boyd 1990-6-6 2877 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA524203  Phacelia cicutaria var. hispida Tim S. Ross, Steve Boyd 1990-6-6 2896 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA525103  Zinnia elegans Timothy S. Ross, Steve Boyd 1990-7-13 s.n. Los Angeles Claremont: near the eastern edge of the Johnson Oval, immediately to the south of the administration building (a.k.a. the Plant Science Center) on RSABG grounds. 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
  RSA526481  Chamaesyce melanadenia T. S. Ross 1991-3-24 4321 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  RSA526578  Pectocarya linearis subsp. ferocula Tim Ross 1991-3-24 4312 Los Angeles Whittier Hills. 311 Comment
  RSA526584  Oxalis pes-caprae Tim S. Ross 1991-3-24 4298 Los Angeles Whittier Hills (Puente Hills, Pro parte). 351 Comment
  RSA526590  Eriogonum elongatum Tim S. Ross 1991-3-24 4289 Los Angeles Whittier Hills (Puente Hills, pro parte). 360 Comment
  RSA527701  Silybum marianum Timothy S. Ross, Annette Ross 1991-6-3 5524 Los Angeles Elephant Hill: West Pomona 230 Comment
  RSA527726  Zigadenus fremontii Timothy S. Ross, Annette H. Ross 1991-3-7 4145 Los Angeles Elephant Hill: western Pomona. 280 Comment
  RSA527796  Chlorogalum pomeridianum Timothy S. Ross, Annette H. Ross 1991-6-3 5527 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA527814  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1991-3-9 4187 b Los Angeles Whittier Hills: (Puente Hills pro parte): NE side; upper reaches of steep, short canyon draining ENE toward Orange Grove School. 268 Comment
  RSA527817  Claytonia parviflora subsp. parviflora Timothy S. Ross 1991-3-9 4187 a Los Angeles Whittier Hills: (Puente Hills pro parte): NE side; upper reaches of steep, short canyon draining ENE toward Orange Grove School. 268 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
  RSA529083  Triodanis biflora T. S. Ross 1991-6-21 5591 Los Angeles On the RSA grounds, midway between the adinistration building (Plant Science Center) and the Cultivars Garden. Comment
  RSA529144  Marrubium vulgare Tim S. Ross 1991-4-8 4480 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529208  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5608 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA529214  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1991-7-24 5622 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA529288  Urtica urens Tim S. Ross 1991-4-8 4471 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  RSA529290  Sonchus oleraceus Timothy S. Ross 1991-4-8 4463 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
  RSA529299  Malva parviflora Tim S. Ross 1991-4-8 4457 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA529300  Phacelia cicutaria var. hispida Tim S. Ross 1991-4-8 4459 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  RSA529310  Gilia angelensis T. S. Ross 1991-4-8 4454 Los Angeles Elephant Hill: western Pomona 229 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
  RSA532634  Argemone munita Tim S. Ross 1991-8-14 5759 -A Los Angeles Roundtop Mountain. 1878 Comment
  RSA532654  Solanum umbelliferum Tim S. Ross 1991-8-14 5774 Los Angeles Roundtop Mountain 1723 Comment
  RSA532662  Leptosiphon breviculus T. S. Ross 1991-8-14 5771 Los Angeles Roundtop [Mtn.]. 1768 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
  RSA533443  Senecio vulgaris Timothy S. Ross 1991-4-21 4506 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above NW bank of stream course. 183 Comment
  RSA533444  Melilotus indicus Tim S. Ross 1991-4-21 4505 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 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
  RSA533448  Stylocline gnaphaloides Timothy S. Ross 1991-4-21 4538 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
  RSA533461  Cerastium glomeratum Timothy S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA533463  Stellaria media Timothy S. Ross 1991-4-21 4553 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 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
  RSA533494  Parietaria hespera var. hespera Tim S. Ross 1991-4-21 4500 Los Angeles Whittier Hills(Puente Hills, pro parte): Turnbull Canyon drainage near mouth of the Turnbull Canyon. 154 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
  RSA533500  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-3-9 4202 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA533894  Trifolium depauperatum var. truncatum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5158 Los Angeles San Clemente Island: 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA533902  Marrubium vulgare Tim S. Ross, Orlando Mistretta 1991-5-17 5143 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
  RSA533905  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5150 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
  RSA533912  Polygonum aviculare subsp. aviculare Tim S. Ross, Orlando Mistretta 1991-5-18 5183 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
  RSA533924  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5237 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
  RSA533944  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5216 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA533947  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5193 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA533956  Trifolium willdenovii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5206 b Los Angeles San Clemente Island: 1300ft NNW of Guds (888) marker. 241 Comment
  RSA533961  Plantago erecta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5208 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA533963  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5199 Los Angeles San Clemente Island: 1300ft NNW of Guds (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
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  RSA533975  Erodium brachycarpum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5191 Los Angeles San Clemente Island, southeast portion of the island, low saddle 800 ft NNW of Guds (888 ) marker. 232 Comment
  RSA533979  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5172 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 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
  RSA533994  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5133 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
  RSA534001  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5125 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
  RSA534008  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5110 Los Angeles San Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point). 239 Comment
  RSA534011  Malva parviflora Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles San Clemente Island. 550 ft SSW of the 927 BM at the E end of the old airfield landing strip. 280 Comment
  RSA534013  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5104 Los Angeles San Clemente Island: North Head; WNW of the new landing field 15 Comment
  RSA534020  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5308 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
  RSA534026  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 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
  RSA534034  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 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
  RSA534037  Polypodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5282 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
  RSA534040  Thysanocarpus laciniatus Timothy S. Ross 1991-5-19 5295 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
  RSA534046  Navarretia hamata subsp. leptantha T. S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-19 52522 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. 385 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
  RSA534057  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 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
  RSA534062  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5260 -a 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
  RSA534065  Pectocarya linearis subsp. ferocula Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5253 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. 386 Comment
  RSA534071  Hypochaeris glabra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5269 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). 313 Comment
  RSA534073  Erodium cicutarium Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5254 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
  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
  RSA534116  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5096 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA534135  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5066 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
  RSA534152  Melilotus indicus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5051 a Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA535272  Lupinus bicolor subsp. umbellatus Tim S. Ross 1991-5-20 5314 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 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
  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
  RSA535298  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5331 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535304  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5322 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA535307  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5310 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA535317  Foeniculum vulgare T. S. Ross 1991-5-20 5367 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
  RSA535325  Spergularia macrotheca Timothy S. Ross 1991-5-20 5357 Los Angeles San Clemente Island: un-named knoll ca 51000 ft S of Wilson. Cove settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  RSA535333  Gnaphalium luteoalbum Timothy S. Ross, A. R. Ross 1991-5-21 5407 Los Angeles San Clemente Island: E fork of Box Canyon near its jct with the westerly fork. 451 Comment
  RSA535338  Parietaria hespera var. hespera Tim S. Ross 1991-5-21 5386 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 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
  RSA535700  Atriplex watsonii T. S. Ross 1991-5-22 5439 Los Angeles San Clemente Island, Spray [Point]. W side of island about 5300 N of Eel Point; coastal terrace 5 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
  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
  RSA535741  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles San Clemente Island, lower Tota Canyon, middle of island, eastern escarpment. 67 Comment
  RSA535748  Layia platyglossa subsp. campestris Timothy S. Ross 1991-5-23 5497 Los Angeles San Clemente Island. Lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA535875  Dudleya pulverulenta Tim Ross 1991-9-1 5887 Los Angeles near Mullholland Hwy. x Yerba Buena Rd; Triunfo Pass 564 Comment
  RSA535879  Anagallis arvensis Tim S. Ross 1991-9-1 5893 Los Angeles Santa Ana Mountains. Near Mulholland Highway x Yerba Buena Road. 427 Comment
  RSA535880  Carex spissa Timothy S. Ross 1991-9-1 5894 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 426 Comment
  RSA536054  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-5-21