Search Results — 2000 specimen records retrieved (1480 records with coordinates)
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Results for search: County=SAN BERNARDINO; Source=All; Collector=Peirson;   
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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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC100148  Bebbia juncea var. aspera Frank W. Peirson 1930-4-14 8703 San Bernardino Near Cave Spring, [Mohave] Mojave Desert Comment
  CAS-BOT-BC100356  Brickellia atractyloides Frank W. Peirson 1930-4-29 8765 San Bernardino 2 miles west of Box S Ranch 914 Comment
  CAS-BOT-BC100357  Brickellia atractyloides Frank W. Peirson 1930-4-29 8765 San Bernardino 2 miles east of Box S Ranch, [Mohave] Mojave Desert 914 Comment
  CAS-BOT-BC100839  Chrysothamnus viscidiflorus subsp. viscidiflorus Frank W. Peirson 1931-10-10 s.n. San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2194 Comment
  CAS-BOT-BC101327  Corethrogyne filaginifolia Frank W. Peirson 1923-8-25 4736 San Bernardino Mill Cr., San Bernardino Mts. 1645 Comment
  CAS-BOT-BC101341  Corethrogyne filaginifolia Frank W. Peirson 1920-9-13 2751 San Bernardino San Antonio Canyon, San Gabriel Mts. 1524 Comment
  CAS-BOT-BC10879  Erythranthe suksdorfii Frank Warrington Peirson 1922-6-22 4722 San Bernardino South Fork of Santa Ana River Meadows, San Bernardino Mountains 2346 Comment
  CAS-BOT-BC111024  Scirpus microcarpus Frank Warrington Peirson 1922-6-20 3097 San Bernardino in water along road, 4 miles east of San Bernardino, southern California Comment
  CAS-BOT-BC111025  Scirpus microcarpus Frank Warrington Peirson 1922-6-20 3097 San Bernardino in water along road, 4 mi E of San Bernardino Comment
  CAS-BOT-BC112009  Schoenus nigricans Frank Warrington Peirson 1924-9-2 5199 San Bernardino Arrowhead Hot Springs, San Bernardino Mts. 579 Comment
  CAS-BOT-BC113551  Eleocharis bernardina Frank Warrington Peirson 1922-6-22 3120 San Bernardino South Fork Santa Ana Meadows, San Bernardino Mts. 2377 Comment
  CAS-BOT-BC118528  Carex praegracilis Frank Warrington Peirson 1922-7-7 3176 San Bernardino Swartout Valley, Rangers Cabin, San Gabriel Mts. 1798 Comment
  CAS-BOT-BC123790  Gilia latiflora subsp. elongata Frank Warrington Peirson 1922-5-13 2985 San Bernardino 28 miles N of Barstow, vicinity Seabergs Well Comment
  CAS-BOT-BC125335  Salix lasiandra var. lasiandra Frank W. Peirson 1932-5-30 9971 San Bernardino Green Valley, San Bernardino Mts. 2103 Comment
  CAS-BOT-BC131735  Ericameria cooperi var. cooperi F. W. Peirson 1921-5-30 5427 San Bernardino Mojave River, Mojave Desert 883 Comment
  CAS-BOT-BC134088  Brickellia microphylla var. microphylla Frank W. Peirson 1921-12-18 2646 San Bernardino Granite Wells, Mojave Desert Comment
  CAS-BOT-BC134089  Brickellia microphylla var. microphylla Frank W. Peirson 1920-9-15 2279 San Bernardino Lytle Creek, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC136465  Malaxis monophyllos var. brachypoda Frank W. Peirson 1920-8-25 2271 San Bernardino Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC137116  Cercocarpus betuloides var. betuloides Frank W. Peirson 1921-3-19 2807 San Bernardino San Antonio Wash at Foothill Boulevard 472 Comment
  CAS-BOT-BC139406  Agrostis hyemalis Frank W. Peirson 1923-8-23 3971 San Bernardino San Bernardino Mountains. High Creek. Comment
  CAS-BOT-BC140298  Ivesia santolinoides F. W. Peirson 1924-9-2 5177 San Bernardino Fish Camp, Fish Creek, 1 to 2 mi. west along blvd. from point where it joins Bear Creek Basin, San Bernardino 2057 Comment
  CAS-BOT-BC14074  Boechera parishii Frank W. Peirson 1924-5-15 4571 San Bernardino San Bernardino Mountains. Summit above Doble. 2100 Comment
  CAS-BOT-BC141852  Potentilla anserina F. W. Peirson 1943-5-30 13552 San Bernardino Baldwin Lake, San Bernardino Mts., southern California Comment
  CAS-BOT-BC141853  Potentilla anserina F. W. Peirson 1924-5-15 4593 San Bernardino Baldwin Lake, San Bernardino Mts. 2042 Comment
  CAS-BOT-BC142719  Phacelia exilis F. W. Peirson 1932-5-29 9969 San Bernardino on open plateau along road to Fish Hatchery, south of Baldwin Lake, San Bernardino Mts. 2103 Comment
  CAS-BOT-BC142720  Phacelia exilis Mabel B. Peirson 1932-5-29 9969 San Bernardino Slopes south of Baldwin Lake, San Bernardino Mts. open plateau region along Fish Hatchery Road 2103 Comment
  CAS-BOT-BC143421  Ivesia saxosa F. W. Peirson 1924-5-15 4605 San Bernardino Cactus Flat, San Bernardino Mts. 1798 Comment
  CAS-BOT-BC145125  Phacelia mustelina Frank W. Peirson 1921-12-18 2650 San Bernardino Granite Wells, Mohave Desert, along shelf of monolithic prominence about 2 miles north of Wells Comment
  CAS-BOT-BC145268  Potentilla wheeleri Frank W. Peirson 1924-5-16 4606 San Bernardino East end Bear Lake 2042 Comment
  CAS-BOT-BC158155  Prunus emarginata F. W. Peirson; L. Constance 1941-6-24 s.n. San Bernardino Summit of ridge above Big Pines, north side of San Gabriel Mts., near line of Los Angeles and San Bernardino County Comment
  CAS-BOT-BC171753  Epilobium canum subsp. latifolium F. W. Peirson 1922-7-18 4115 San Bernardino Rocky outcrop along south edge of Ontario Peak Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC17374  Arabis pycnocarpa var. pycnocarpa Frank W. Peirson 1922-8-27 5326 San Bernardino San Bernardino Mountains. Santa Ana River. 1935 Comment
  CAS-BOT-BC17375  Arabis pycnocarpa var. pycnocarpa Frank W. Peirson 1920-8-25 2355 San Bernardino San Bernardino Mountains. South Fork Santa Ana Meadow. 2438 Comment
  CAS-BOT-BC17376  Arabis pycnocarpa var. pycnocarpa Frank W. Peirson 1922-8-27 5326 San Bernardino San Bernardino Mountains. Santa Ana River. 1935 Comment
  CAS-BOT-BC174065  Arenaria lanuginosa var. saxosa Frank W. Peirson 1922-6-24 s.n. San Bernardino San Bernardino Mts. Santa Ana Riv. at S.F. Comment
  CAS-BOT-BC174419  Eremogone macradenia var. macradenia Frank W. Peirson 1930-4-14 8698 San Bernardino Cave Spring, [Mohave] Mojave Desert Comment
  CAS-BOT-BC174447  Eremogone ursina Frank W. Peirson 1924-5-15 4578 San Bernardino Baldwin Lake Comment
  CAS-BOT-BC175132  Silene verecunda Frank W. Peirson 1922-8-25 3270 San Bernardino South Fork Santa Ana River, San Bernardino Mts. Comment
  CAS-BOT-BC17736  Carex alma Frank W. Peirson 1932-5-28 s.n. San Bernardino San Bernardino Mountains. Southwest shores of Baldwin Lake. 2042 Comment
  CAS-BOT-BC18112  Carex athrostachya Frank W. Peirson 1929-7-11 8467 San Bernardino San Bernardino Mountains. Fawnskin, Bear Valley. 2042 Comment
  CAS-BOT-BC184457  Vulpia microstachys var. pauciflora F. W. Peirson 1920-5-18 2682 San Bernardino Lytle Creek, San Gabriel Mts. 1066 Comment
  CAS-BOT-BC184460  Vulpia microstachys var. pauciflora F. W. Peirson 1922-6-24 3134 San Bernardino .25 mi. above South Fork on south bank of Santa Ana River, San Bernardino Mts. Comment
  CAS-BOT-BC187047  Astragalus layneae Frank W. Peirson 1930-4-14 8701 San Bernardino Cave Spring, Mohave [Mojave] Desert Comment
  CAS-BOT-BC187490  Astragalus leucolobus Frank W. Peirson 1924-5-15 4566 San Bernardino Baldwin Lake, San Bernardino Mts. Comment
  CAS-BOT-BC195688  Distichlis spicata Frank W. Peirson 1924-5-14 4541 San Bernardino Box Spring, Cushenberry region, Mojave Desert 1082 Comment
  CAS-BOT-BC196824  Lupinus breweri var. grandiflorus F. W. Peirson 1922-6-21 3129 San Bernardino Santa Ana River, San Bernardino Mts. 2164 Comment
  CAS-BOT-BC19746  Carex abrupta Frank W. Peirson 1923-8-23 3973 San Bernardino San Bernardino Mountains. High Creek. 2773 Comment
  CAS-BOT-BC19868  Carex echinata subsp. echinata Frank W. Peirson 1924-7-5 4899 San Bernardino San Bernardino Mountains. Bluff Lake. 2286 Comment
  CAS-BOT-BC201262  Lupinus F. W. Peirson 1920-8-24 2253 San Bernardino Santa Ana River Comment
  CAS-BOT-BC205346  Lupinus elatus F. W. Peirson; Bulletin Torrey Club 1919-6-4 2435 San Bernardino Icehouse Canon [Canyon] Comment
  CAS-BOT-BC205528  Sidalcea hickmanii subsp. parishii Frank W. Peirson 1924-7-16 4971 San Bernardino Barton Flats Road, San Bernardino Mts. 1524 Comment
  CAS-BOT-BC211034  Fraxinus velutina Frank W. Peirson 1922-5-14 2994 San Bernardino Mojave Desert. Between Oro Grande & Bridge. Along Mojave Riv. Comment
  CAS-BOT-BC215617  Monardella linoides subsp. erecta Frank W. Peirson 1924-9-2 5186 San Bernardino Fish Camp, City Creek Road, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC215653  Monardella australis Frank W. Peirson 1920-8-22 1069 San Bernardino Foxesee (Forsee) Creek, San Bernardino Mountains 2590 Comment
  CAS-BOT-BC217403  Gentiana fremontii Frank W. Peirson 1922-6-22 3136 San Bernardino Santa Ana River, San Bernardino Mountains 2377 Comment
  CAS-BOT-BC217404  Gentiana fremontii Frank W. Peirson 1909-8-10 869 San Bernardino South Fork Santa Ana, San Bernardino Mountains 2438 Comment
  CAS-BOT-BC217405  Gentiana fremontii Frank W. Peirson 1922-6-22 3136 San Bernardino South Fork Santa Ana River, San Bernardino Mountains 2377 Comment
  CAS-BOT-BC217825  Perideridia parishii Frank W. Peirson 1924-9-2 5185 San Bernardino Fish Camp, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC22541  Adenophyllum cooperi Frank W. Peirson 1928-4-26 7926 San Bernardino 10 miles W of Twenty-nine Palms Comment
  CAS-BOT-BC225414  Gilia latiflora subsp. latiflora Frank W. Peirson 1922-5-14 4140 San Bernardino 8 miles north of Barstow, Mojave Desert Comment
  CAS-BOT-BC226879  Linanthus killipii F. W. Peirson 1926-5-30 6748 San Bernardino On north side of Baldwin Lake, San Bernardino Mts., southern California 2042 Comment
  CAS-BOT-BC227040  Leptosiphon floribundus subsp. floribundus Frank W. Peirson 1922-6-25 3116 San Bernardino San Bernardino Mts. Near Barton Flats Comment
  CAS-BOT-BC232811  Phlox dolichantha Frank W. Peirson 1950-7-7 9029 San Bernardino S side of Holcomb Valley, San Bernardino Mountains Comment
  CAS-BOT-BC232819  Phlox dolichantha Frank W. Peirson 1926-5-30 6752 San Bernardino S side of Bear Lake, near road to the Santa Ana River Comment
  CAS-BOT-BC241262  Castilleja cinerea Frank W. Peirson 1933-6-24 s.n. San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC241264  Castilleja cinerea Frank W. Peirson 1943-5-30 13548 San Bernardino Baldwin Lake, San Bernardino Mts. Comment
  CAS-BOT-BC241664  Eriogonum baileyi var. baileyi Frank W. Peirson 1924-8-31 5100 San Bernardino 1 mile north of Cajon Pass, Mojave Desert 1219 Comment
  CAS-BOT-BC242811  Eriogonum davidsonii Frank W. Peirson 1923-8-31 4005 San Bernardino About 4 miles eastward from Big Pines Camp, Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC243018  Poa secunda subsp. secunda Frank W. Peirson 1924-5-15 4539 San Bernardino N end of Baldwin Lake, San Bernardino Mountains 2057 Comment
  CAS-BOT-BC248058  Chorizanthe xanti var. leucotheca Frank W. Peirson 1920-5-18 1772 San Bernardino Lytle Creek, San Gabriel Mts. 1066 Comment
  CAS-BOT-BC255539  Poa annua F. W. Peirson 1924-5-15 4538 San Bernardino At N side of Baldwin Lake, San Bernardino Mountains 2057 Comment
  CAS-BOT-BC255862  Poa leibergii Frank W. Peirson 1942-5-10 13432 San Bernardino Summit of Johnson Grade above Baldwin Lake, San Bernardino Mts. 2133 Comment
  CAS-BOT-BC262151  Eriogonum umbellatum var. subaridum Frank W. Peirson 1922-7-7 3177 San Bernardino Sheep Creek, desert slope of San Gabriel Mts. 1615 Comment
  CAS-BOT-BC263156  Eriogonum maculatum Frank W. Peirson 1921-5-29 1725 San Bernardino This station is about due east of Hesperia, Mojave River, Mojave Desert 883 Comment
  CAS-BOT-BC268223  Eriogonum umbellatum var. munzii Frank W. Peirson 1921-7-18 4211 San Bernardino Forks of the Coldwater (Lytle Cr. Tributary), San Gabriel Mts. 1905 Comment
  CAS-BOT-BC268228  Eriogonum umbellatum var. munzii Frank W. Peirson 1920-8-22 2247 San Bernardino Foxesee (Forsee) Creek, San Bernardino Mts. 2133 Comment
  CAS-BOT-BC274398  Leucopoa kingii F. W. Peirson 1930-7-8 9038 San Bernardino Fish Hatchery Creek, north slope Sugarloaf, San Bernadino Mts. 2514 Comment
  CAS-BOT-BC276459  Chaenactis carphoclinia Frank W. Peirson 1922-5-12 2974 San Bernardino 10 miles N of Barstow on the Granite Wells Road Comment
  CAS-BOT-BC277716  Chaenactis macrantha Frank W. Peirson 1922-5-13 s.n. San Bernardino Mojave Desert. 27 miles north of Barstow, about 2 mi. n. of Dry Lake Comment
  CAS-BOT-BC278582  Festuca saximontana F. W. Peirson 1922-8-23 3266 San Bernardino Summit San Gorgonio, San Bernardino Mts. 3490 Comment
  CAS-BOT-BC27886  Boechera peirsonii Frank Warrington Peirson 1922-8-24 3269 San Bernardino Dollar Lake, San Bernardino Mts. 2834 Comment
  CAS-BOT-BC28034  Boechera xylopoda Frank W. Peirson 1930-4-16 8733 San Bernardino Cima Road, 10 miles south of the Las Vegas Road. Comment
  CAS-BOT-BC28035  Boechera xylopoda Frank W. Peirson 1922-5-13 2966 San Bernardino Mohave Desert. Pilot Knob. 1676 Comment
  CAS-BOT-BC283371  Calycoseris parryi Frank W. Peirson 1930-4-14 8706 San Bernardino About 3 miles N of Cave Spring, Mojave Desert Comment
  CAS-BOT-BC289159  Hesperostipa comata Frank W. Peirson 1933-6-24 s.n. San Bernardino South shore of Baldwin Lake, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC293168  Ericameria pinifolia Frank W. Peirson 1918-11-25 2752 San Bernardino San Antonio Canyon, San Gabriel Mts. 1341 Comment
  CAS-BOT-BC293567  Erigeron aphanactis var. congestus Frank W. Peirson 1922-6-23 3102 San Bernardino San Bernardino Mts. Sugarloaf, summit & eastward Comment
  CAS-BOT-BC293570  Erigeron aphanactis var. congestus Frank W. Peirson 1922-6-23 3102 San Bernardino Summit of Sugarloaf, San Bernardino Mts. 2987 Comment
  CAS-BOT-BC294433  Ericameria parryi var. aspera F. W. Peirson 1924-9-1 5168 San Bernardino Near Arrastre Flat, Holcomb Valley, San Bernardino Mts. 2286 Comment
  CAS-BOT-BC294831  Erigeron breweri var. covillei Frank W. Peirson 1921-7-4 2481 San Bernardino Mojave Desert near Phelan Comment
  CAS-BOT-BC295703  Erigeron parishii Frank W. Peirson 1930-4-29 8761 San Bernardino Cushenbury Grade, San Bernardino Mts. 1371 Comment
  CAS-BOT-BC295915  Bahiopsis parishii Frank W. Peirson 1930-4-16 8748 San Bernardino 10 miles north of Gofffs Comment
  CAS-BOT-BC296019  Erigeron divergens Frank W. Peirson 1924-5-15 4595 San Bernardino Baldwin Lake, San Bernardino Mts. Comment
  CAS-BOT-BC297168  Erigeron concinnus var. concinnus Frank W. Peirson 1924-5-15 4572 San Bernardino N. end of Baldwin Lake, San Bernardino Mts. Comment
  CAS-BOT-BC297169  Erigeron concinnus var. concinnus Frank W. Peirson 1933-6-24 10676 San Bernardino Along ridge southward from the summit of the Johnson Grade, San Bernardino Mts. 2133 Comment
  CAS-BOT-BC298240  Ericameria nauseosa var. oreophila Frank W. Peirson 1922-8-26 4050 San Bernardino San Bernardino Mts. Santa Ana River 2057 Comment
  CAS-BOT-BC298241  Ericameria nauseosa var. oreophila Frank W. Peirson 1929-11-10 8606 San Bernardino Cactus Flat, San Bernardino Mts 1828 Comment
  CAS-BOT-BC298501  Eriophyllum ambiguum var. paleaceum Frank W. Peirson 1930-4-14 8704 San Bernardino In sandy soil above spring but more abundant in open desert of Cave Spring, Mojave Desert Comment
  CAS-BOT-BC298564  Erigeron divergens F. W. Peirson 1943-5-30 13551 San Bernardino Baldwin Lake, San Bernardino Mts., southern California Comment
  CAS-BOT-BC299871  Dieteria canescens var. canescens Frank W. Peirson 1929-9-16 8593 San Bernardino Near Baldwin Lake, San Bernardino Mts. 2103 Comment
  CAS-BOT-BC307410  Gnaphalium palustre Frank W. Peirson 1924-7-5 4912 San Bernardino Bluff Lake, San Bernardino Mts. 2286 Comment
  CAS-BOT-BC308313  Eriophyllum lanatum var. obovatum Frank W. Peirson 1924-9-2 5181 San Bernardino Fish Camp, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC310860  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1920-9-15 4734 San Bernardino San Gabriel Mts. Lytle Cr. Comment
  CAS-BOT-BC31162  Carex lemmonii Frank W. Peirson 1923-8-23 3970 San Bernardino High Creek, San Bernardino Mts. Comment
  CAS-BOT-BC31163  Carex lemmonii Frank W. Peirson 1922-6-22 3150 San Bernardino South Fork Santa Ana River meadows, San Bernardino Mts. 2377 Comment
  CAS-BOT-BC314155  Monardella linoides Frank W. Peirson 1922-8-22 4729 San Bernardino San Bernardino Mts. South Fork, Santa Ana River 2560 Comment
  CAS-BOT-BC321558  Layia glandulosa Frank W. Peirson 1924-5-15 4591 San Bernardino Shores of Baldwin Lake, San Bernardino Mountains 2042 Comment
  CAS-BOT-BC326821  Xylorhiza tortifolia F. W. Peirson 1922-5-14 s.n. San Bernardino 5 miles norht of Barstow, Mojave Desert 914 Comment
  CAS-BOT-BC334341  Packera bernardina Frank W. Peirson 1933-6-24 10671 San Bernardino S. shore of Baldwin Lake, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC339380  Lessingia glandulifera var. glandulifera Frank W. Peirson 1929-8-23 8582 San Bernardino Southwest slopes of Baldwin Lake, San Bernardino Mts. 2072 Comment
  CAS-BOT-BC339412  Lessingia glandulifera var. glandulifera F. W. Peirson 1921-5-29 1262 San Bernardino Mohave River, Mohave Desert 883 Comment
  CAS-BOT-BC339413  Lessingia glandulifera var. glandulifera Peirson No date on label 5099 San Bernardino Cajon Pass at road to Phelan. San Gabriel Mts. Comment
  CAS-BOT-BC343815  Madia elegans F. W. Peirson 1930-7-7 9026 San Bernardino Arrastre Flat, San Bernardino Mts. 2286 Comment
  CAS-BOT-BC34441  Carex deflexa var. boottii Frank W. Peirson 1924-7-5 4902 San Bernardino San Bernardino Mountains. Bluff Lake. Comment
  CAS-BOT-BC348003  Malacothrix sonchoides Frank W. Peirson 1922-5-14 3001 San Bernardino Mojave Desert. 8 miles north of Barstow Comment
  CAS-BOT-BC349883  Nicolletia occidentalis Frank W. Peirson 1921-5-29 2423 San Bernardino Mojave Desert. Mohave Riv. Comment
  CAS-BOT-BC363637  Senecio fremontii var. occidentalis Frank W. Peirson 1923-8-24 3994 San Bernardino San Bernaridno Mts. Summit San Gorgonio Peak Comment
  CAS-BOT-BC363638  Senecio fremontii var. occidentalis F. W. Peirson 1923-8-24 3994 San Bernardino Down southeast slope of summit of Mt. San Gorgonio Peak, San Bernardino Mts. 3474 Comment
  CAS-BOT-BC375978  Stylocline gnaphaloides F. W. Peirson 1921-5-29 5280 San Bernardino North slope Cajon Pass, Mojave Desert 1097 Comment
  CAS-BOT-BC376675  Syntrichopappus fremontii F. W. Peirson 1927-5-8 7290 San Bernardino 10 miles north of Barstow Comment
  CAS-BOT-BC391196  Stellaria longipes subsp. longipes Frank W. Peirson 1922-6-22 3115 San Bernardino South Fork Santa Ana Meadows, San Bernardino Mts. 2377 Comment
  CAS-BOT-BC39682  Cusickiella douglasii Frank W. Peirson 1930-4-28 8755 San Bernardino Sugarloaf Road south from Baldwin Lake. 2133 Comment
  CAS-BOT-BC39684  Cusickiella douglasii Frank W. Peirson 1924-5-15 4589 San Bernardino San Bernardino Mountains. Baldwin Lake. 2042 Comment
  CAS-BOT-BC40445  Caulanthus inflatus Frank W. Peirson 1922-5-12 3014 San Bernardino Mojave Desert. 22 miles north of Barstow. Comment
  CAS-BOT-BC412567  Acanthoscyphus parishii var. cienegensis F. W. Peirson 1922-8-26 4215 San Bernardino Cienega [Cienaga] Seca Creek, San Bernardino Mts. 2209 Comment
  CAS-BOT-BC41619  Draba corrugata var. corrugata Frank W. Peirson 1930-7-4 8997 San Bernardino San Bernardino Mountains. Greene Creek, north slope Sugarloaf. 2514 Comment
  CAS-BOT-BC423157  Cleomella obtusifolia Frank W. Peirson 1924-5-14 4576 San Bernardino Mojave Desert. 21 miles east of Victorville Comment
  CAS-BOT-BC43199  Descurainia pinnata subsp. brachycarpa Frank W. Peirson 1933-6-25 10673 San Bernardino San Bernardino Mountains. Two miles southeast of Baldwin Lake. 2133 Comment
  CAS-BOT-BC43739  Krameria erecta Frank W. Peirson 1924-5-14 4574 San Bernardino Box S. Springs 3550 Comment
  CAS-BOT-BC44342  Arctostaphylos pringlei subsp. drupacea Frank W. Peirson 1922-6-22 4466 San Bernardino Ridge west of south fork Santa Ana River Canyon, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC444630  Montia chamissoi Frank W. Peirson 1922-6-22 3137 San Bernardino San Bernardino Mts. S. F. Santa Ana Meadows Comment
  CAS-BOT-BC45078  Anaphalis margaritacea Frank W. Peirson 1923-8-21 3978 San Bernardino SE of Forest Home, Mill Creek 1828 Comment
  CAS-BOT-BC46160  Agoseris heterophylla Frank W. Peirson 1920-8-24 2255 San Bernardino San Bernardino Mts., Upper Santa Ana River, just above enclosure, Big Meadows 2133 Comment
  CAS-BOT-BC59153  Antennaria dimorpha F. W. Peirson 1924-5-15 4596 San Bernardino Baldwin Lake, San Bernardino Mts. 2042 Comment
  CAS-BOT-BC59154  Antennaria dimorpha F. W. Peirson 1920-5-19 2143 San Bernardino Devils Backbone Ridge, San Antonio Mts. 2133 Comment
  CAS-BOT-BC60798  Physaria tenella Frank W. Peirson 1930-4-16 8744 San Bernardino 18 miles north of Goffs. Cima Road. Comment
  CAS-BOT-BC60800  Physaria tenella Frank W. Peirson 1930-4-16 8744 San Bernardino 18 miles north of Goffs on the Cima Road. Comment
  CAS-BOT-BC63148  Ceanothus vestitus Frank W. Peirson 1939-5-21 12768 San Bernardino Cactus Flat, San Bernardino Mts. 1524 Comment
  CAS-BOT-BC67804  Marsilea vestita Frank W. Peirson 1933-6-25 10674 San Bernardino San Bernardino Mts. - two miles southeast of Baldwin Lake 2133 Comment
  CAS-BOT-BC70686  Cystopteris fragilis Frank W. Peirson 1922-6-24 s.n. San Bernardino south fork Santa Ana River, San Bernardino Mts. 2057 Comment
  CAS-BOT-BC79943  Antennaria microphylla Frank W. Peirson 1922-6-22 4231 San Bernardino South Fork Santa Ana River. San Bernardino Mts. 2346 Comment
  CAS-BOT-BC83166  Eschscholzia minutiflora Frank W. Peirson 1922-5-13 4176 San Bernardino 2 miles north of Granite Wells. Comment
  CAS-BOT-BC83355  Myosurus minimus Frank W. Peirson 1922-6-22 3110 San Bernardino Santa Ana River, South Fork. San Bernardino Mountains. 2377 Comment
  CAS-BOT-BC86970  Antennaria pulchella Frank W. Peirson 1922-8-23 1310 San Bernardino Summit of San Gorgonio Peak 3474 Comment
  CAS-BOT-BC89475  Lepidium fremontii Frank W. Peirson 1930-4-29 8760 San Bernardino San Bernardino Mountains. Cushenbury Grade. 1219 Comment
  CAS-BOT-BC90846  Artemisia nova F. W. Peirson 1924-9-1 5157 San Bernardino summit [Johnson's] Johnson Grade, San Bernardino Mts. 2087 Comment
  CAS-BOT-BC97922  Symphyotrichum frondosum Frank W. Peirson 1923-8-25 4738 San Bernardino Mill Cr., San Bernardino Mts. 1645 Comment
  CAS-BOT-BC98455  Symphyotrichum spathulatum F. W. Peirson 1924-9-2 5184 San Bernardino Fish Camp, San Bernardino Mts. 2057 Comment
  JEPS10613  Hymenothrix dissecta Frank W. Peirson 1914-2 3282 San Bernardino South Fork of the Santa Ana River San Bernardino Mountains, South Fork of the Santa Ana River 2621 Comment
  JEPS11099  Penstemon rostriflorus Frank W. Peirson 1918-7-7 203 San Bernardino Icehouse Canyon San Gabriel Mountains, Icehouse Canyon 2286 Comment
  JEPS13534  Kopsiopsis strobilacea Frank W. Peirson 1920-5-29 523 San Bernardino Ontario Ridge San Gabriel Mountains. 2590 Comment
  JEPS1430  Nama californica Frank W. Peirson 1921-5-29 2421 San Bernardino n slope Cajon Pass; San Gabriel Mountains, n slope Cajon Pass 1097 Comment
  JEPS1529  Phacelia curvipes Frank W. Peirson 1921-5-29 2431 San Bernardino n slope San Gabriel Mountains, Cajon Pass 1097 Comment
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Jun 3 2010
  JEPS15754  Conium maculatum Frank W. Peirson 1920-5-18 2115 San Bernardino San Gabriel Mountains, Lytle Creek Lytle Creek; San Gabriel Mountains, Lytle Creek 1066 Comment
  JEPS15885  Corethrogyne filaginifolia Frank W. Peirson 1929-10-11 8600 San Bernardino 2 mi w Bear Lake Dam (City Cr. Road); San Bernardino Mts. 2133 Comment
  JEPS15886  Corethrogyne filaginifolia Frank W. Peirson 1926-9-5 7072 San Bernardino along shore Arrowhead Lake; San Bernardino Mts., Arrowhead Lake 1524 Comment
  JEPS16107  Lomatium dissectum var. multifidum Frank W. Peirson 1920-5-19 2153 San Bernardino San Gabriel Mts., Coldwater Canyon 1676 Comment
  JEPS16610  Heuchera abramsii Frank W. Peirson 1922-7-21 3207 San Bernardino San Antonio Peak; San Antonio Mountains 2956 Comment
  JEPS1679  Hesperochiron californicus Frank W. Peirson 1924-5-16 4585 San Bernardino e. end Bear Lake; San Bernardino Mts. Comment
  JEPS17474  Hydrocotyle umbellata Frank W. Peirson 1920-5-18 2141 San Bernardino San Gabriel Mts., Lytle Creek Comment
  JEPS1804  Nemophila menziesii var. integrifolia Frank W. Peirson 1919-4-16 364 San Bernardino Cajon Pass , Cajon Pass (San Gabriel Mountains) 685 Comment
  JEPS18567  Brickellia microphylla var. microphylla Frank W. Peirson 1920-9-15 2279 San Bernardino North Fork of Lytle Creek, San Gabriel Mountains San Gabriel Mountains, North Fork Lytle Creek 1828 Comment
  JEPS19269  Arida arizonica Frank W. Peirson 1928-4-1 7758 San Bernardino 8 mi n Baker; Silver Lake Comment
  JEPS20067  Amorpha californica var. californica Frank W. Peirson 1929-7-11 8454 San Bernardino ridge back of public Auto Camp; San Bernardino Mts., Fawnskin 2072 Comment
  JEPS20502  Pseudognaphalium thermale Frank W. Peirson 1929-10-11 8599 San Bernardino 2 mi w of Bear Lake Dam; San Bernardino Mts., City Cr. Road 2133 Comment
  JEPS2130  Phacelia austromontana Frank W. Peirson 1919-6-4 506 San Bernardino Icehouse Canyon San Gabriel Mountains, Mount San Antonio 2057 Comment
  JEPS21532  Ericameria parryi var. aspera Frank W. Peirson 1924-9-1 5168 San Bernardino near Arrastre Flat; San Bernardino Mts., Holcomb Valley 2286 Comment
  JEPS22361  Erigeron parishii Frank W. Peirson 1926-5-29 6736 San Bernardino Cushenberry Grade; roadside, near type locality 1295 Comment
  JEPS27095  Caulanthus amplexicaulis Frank W. Peirson 1918-7-8 64 San Bernardino Baldy east trail San Gabriel Mountains, Mt. San Antonio (Mt. San Antonio) 2590 Comment
  JEPS2722 Image available Allium monticola Frank W. Peirson 1918-7-8 3 San Bernardino Baldy e trail Mt. San Antonio (Mt. San Antonio) 2865 Comment
  JEPS31386  Gentiana fremontii Frank W. Peirson 1909-1 San Bernardino South Fork Santa Ana San Bernardino Mountains 2438 Comment
  JEPS31388  Gentiana fremontii Frank W. Peirson 1922-6-22 3136 San Bernardino San Bernardino Mts, South Fork Santa Ana River South Fork Santa Ana River; San Bernardino Mts, South Fork Santa Ana River 2377 Comment
  JEPS31871  Symphyotrichum frondosum Frank W. Peirson 1924-5 4595 San Bernardino Baldwin Lake San Bernardino Mts. 2036 Comment
  JEPS33190  Trifolium longipes var. nevadense Frank W. Peirson 1924-5-16 4598 San Bernardino 2.5 mi from Dam (s side of Bear Lake); San Bernardino Mtns Comment
  JEPS34561  Syntrichopappus lemmonii F. W. Peirson 1921-5-29 1378 San Bernardino near Cajon Pass summit 1097 Comment
  JEPS36576  Hieracium albiflorum F. W. Peirson 1918-7-7 San Bernardino 15 mi from Upland (towards Mt. San Antonio); Icehouse Canyon 1981 Comment
  JEPS36642  Malacothrix glabrata F. W. Peirson 1920-5-19 2149 San Bernardino Lytle Creek San Gabriel Mts. 1066 Comment
  JEPS36842  Stephanomeria pauciflora F. W. Peirson 1920-9-15 250 a San Bernardino Lytle Creek San Gabriel Mts., Lytle Creek 1828 Comment
  JEPS36929  Artemisia tridentata subsp. tridentata Frank W. Peirson 1920-9-15 1455 San Bernardino Lytle Creek San Gabriel Mts., Lytle Creek 1981 Comment
  JEPS36938  Artemisia nova Frank W. Peirson 1924-9-1 5157 San Bernardino San Bernardino Mts., Summit Johnsons Grade 2087 Comment
  JEPS37419  Senecio fremontii var. occidentalis Frank W. Peirson 1923-8-24 3994 San Bernardino near summit San Gorgonio 3352 Comment
  JEPS38087  Tetradymia canescens F. W. Peirson 1920-9-15 1431 San Bernardino North Fork Lytle Creek, sw San Bernerdino Mts. San Gabriel Mts. 1828 Comment
  JEPS39250  Epilobium ciliatum subsp. glandulosum Frank W. Peirson 1920-9-14 2304 San Bernardino Coldwater Cienega San Gabriel Mts. (tributary of Lytle Creek) 2133 Comment
  JEPS39342  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1918-7-7 124 San Bernardino Icehouse Canyon San Gabriel Mts. 1981 Comment
  JEPS41301  Erigeron aphanactis var. congestus Frank W. Peirson 1922-8-23 San Bernardino Summit San Gorgonio Peak 3474 Comment
  JEPS41455  Erigeron breweri var. breweri F. W. Peirson 1922-8-22 3291 San Bernardino near stream; San Bernardino Mountains, Santa Ana River,South Fork; data in packet includes This looks to me like 3204... 2560 Comment
  JEPS41528  Erigeron breweri var. covillei Frank W. Peirson 2481 San Bernardino Mohave Desert Phelon; Mohave Desert 1280 Comment
  JEPS41668  Heuchera elegans Frank W. Peirson 1918-7-7 68 San Bernardino Ontario Ridge near Ontario Peak; Ontario Ridge 2438 Comment
  JEPS42752  Mentzelia desertorum Frank W. Peirson 1928-4-1 7764 San Bernardino 33 mi n Baker Comment
  JEPS42938  Fraxinus velutina Frank W. Peirson 1920-5-18 2144 San Bernardino Lytle Creek San Gabriel Mountains 762 Comment
  JEPS43177  Claytonia parviflora subsp. viridis F. W. Peirson 1920-5-19 2148 San Bernardino Lytle Creek tributary Coldwater Canyon (Coldwater Canyon) 1676 Comment
  JEPS43896  Mentzelia jonesii Frank W. Peirson 1928-3-31 7756 San Bernardino bridge n Victorville; Mojave River Comment
  JEPS44056  Oenothera californica Frank W. Peirson 1919-4-16 387 San Bernardino Cajon Pass San Gabriel Mountains (s slope) 685 Comment
  JEPS44275  Drymocallis glandulosa var. viscida Frank W. Peirson 1918-7-7 81 San Bernardino Icehouse Canyon San Gabriel Mts., Icehouse Canyon 1981 Comment
  JEPS44462  Potentilla wheeleri F. W. Peirson 1922-6-22 3113 San Bernardino South Fork Santa Ana River 2346 Comment
  JEPS44520  Horkelia rydbergii Frank W. Peirson 1923-8-23 3976 San Bernardino 1/4 mi w High Creek; San Gabriel Mountains 2743 Comment
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Jul 28 2016
  JEPS44523  Horkelia rydbergii Frank W. Peirson 3286 San Bernardino San Bernardino Mountains, South Fork Santa Ana River 2377 Comment
  JEPS44599  Sibbaldia procumbens F. W. Peirson 2262 San Bernardino Foxesee Creek; San Bernardino Mts., Santa Ana River 2743 Comment
  JEPS44626  Prunus fasciculata Frank W. Peirson 1922-5-12 1987 San Bernardino Cajon Pass; San Gabriel Range, Cajon Pass 1981 Comment
  JEPS45920  Carex subfusca Frank W. Peirson 1922-7-18 1621 San Bernardino Kelly's Cabin San Gabriel Mts., Ontario Peak, Kelly's Cabin 2499 Comment
  JEPS47601  Allium burlewii Frank W. Peirson 1918-7-8 2 San Bernardino Baldy, Mt. San Antonio 2895 Comment
  JEPS47602  Allium burlewii Frank W. Peirson 1918-7-17 4 San Bernardino Summit North Baldy, Mt. San Antonio North Baldy, Mt. San Antonio Comment
  JEPS47603  Allium burlewii Frank W. Peirson 1918-7-7 266 San Bernardino Summit Ontario Ridge Ontario Ridge 2621 Comment
  JEPS48036  Sedum niveum Frank W. Peirson 1924-7-14 4951 San Bernardino Lost Creek San Bernardino Mts., Lost Creek (on rocky sides canyon) 2438 Comment
  JEPS48037  Sedum niveum Frank W. Peirson 1920-8-26 2298 San Bernardino San Bernardino Mts., crest e of Foresee 1676 Comment
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Jan 2 2012
  JEPS48043  Sedum niveum Frank W. Peirson 1922-8-24 3293 San Bernardino rocky ledge above Dollar Lake; San Bernardino Mountains, Dollar Lake 2834 Comment
  JEPS48057  Sedum niveum Frank W. Peirson 1924-7-14 4951 San Bernardino Lost Creek , Lost Creek (San Bernardino Mountains) 2438 Comment
  JEPS48058  Sedum niveum Frank W. Peirson 1920-8-26 2298 San Bernardino creek e Foresee (on Road 5500); San Bernardino Mountains, e of Foresee Comment
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Jan 2 2012
  JEPS48227  Juniperus grandis Frank W. Peirson 1918-8-16 254 San Bernardino near Devils Back Bone (Baldy) 2438 Comment
  JEPS48969  Sisyrinchium bellum Frank W. Peirson 1918-7-8 11 San Bernardino San Antonio Canyon 1828 Comment
  JEPS49761  Cycladenia humilis var. venusta Frank W. Peirson 1918-7-8 147 San Bernardino Baldy, Mt. San Antonio 2590 Comment
  JEPS5072  Asclepias vestita Frank W. Peirson 1921-5-29 887 San Bernardino Cajon Pass Summit; San Gabriel Mountains 1219 Comment
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Nov 30 2015
  JEPS50881  Silene verecunda Frank W. Peirson 1920-9-15 2284 San Bernardino Baldy n slope San Gabriel Mountains, Baldy n slope 2819 Comment
  JEPS50883  Silene verecunda Frank Peirson 1918-7-7 40 San Bernardino Ontario Ridge San Antonio Range, Ontario Ridge 2438 Comment
  JEPS5094  Asclepias albicans Frank W. Peirson 1935-4-18 11503 San Bernardino n part of Range near the road going down into Copper Basin; Whipple Mts. 457 Comment
  JEPS50992  Silene parishii Frank W. Peirson 1918-8-17 38 San Bernardino Baldy Devil's Backbone, Baldy 2438 Comment
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Jan 4 2012
  JEPS51047  Sagina saginoides Frank W. Peirson 1918-7-7 45 San Bernardino near a spring at Kelly's Cabin (Ontario Ridge); Ontario Ridge 2499 Comment
  JEPS51152  Stellaria calycantha Frank W. Peirson 1923-8-23 4158 San Bernardino High Creek; San Bernardino Mts. Comment
  JEPS51408  Arenaria lanuginosa subsp. saxosa Frank W. Peirson 1923-8-22 3975 San Bernardino Vivian Creek Camp 2194 Comment
  JEPS51487  Arenaria ursina Frank W. Peirson 1926-5-30 4578 San Bernardino low hills n end Baldwin Lake; low hills n end Baldwin Lake 2042 Comment
  JEPS51797  Eschscholzia minutiflora Frank W. Peirson 1930-4-16 8739 San Bernardino Cima Rd 6 mi s summit Comment
  JEPS52508  Calyptridium umbellatum Frank W. Peirson 1918-7-7 34 San Bernardino Ontario Ridge 2621 Comment
  JEPS53094  Arabis parishii Frank W. Peirson 1922-6-23 3101 San Bernardino summit & eastward along ridge Sugarloaf Peak; San Bernardino Mts., Sugarloaf Peak 2971 Comment
  JEPS53491  Draba corrugata var. corrugata Frank W. Peirson 1918-7-7 57 San Bernardino Ontario Ridge 2438 Comment
  JEPS53808  Rorippa nasturtium-aquaticum Frank W. Peirson 1919-4-16 372 San Bernardino Cajon Pass San Gabriel Mountains, Cajon Pass 685 Comment
  JEPS54609  Astragalus douglasii var. parishii Frank W. Peirson 1922-6-21 4754 San Bernardino Santa Ana River San Bernardino Mts., Santa Ana River 2011 Comment
  JEPS55447  Lotus grandiflorus var. grandiflorus Frank W. Peirson 1918-6-18 102 San Bernardino Summit Cajon Pass Comment
  JEPS55755  Lotus procumbens var. procumbens Frank W. Peirson 1918-6-18 101 San Bernardino Summit Cajon Pass San Gabriel Mountains Comment
  JEPS56145  Eriogonum viridescens Frank Peirson 1921-12-18 2645 San Bernardino 24 mi n, on Granite Wells Road Barstow (in a wire-fence enclosure about a deerted shack, marked Post-Office); Mojave Desert Comment
  JEPS56177  Eriogonum umbellatum var. minus Frank W. Peirson 1918-8-17 21 San Bernardino Baldy ( = Mt. San Antonio) 2438 Comment
  JEPS56178  Eriogonum umbellatum var. munzii Frank W. Peirson 1922-7-7 3177 San Bernardino Sheep Creek 1615 Comment
  JEPS56247  Eriogonum thurberi Frank W. Peirson 1921-7-4 2487 San Bernardino Cajon Pass San Gabriel Mountains Comment
  JEPS56308  Eriogonum saxatile Frank W. Peirson 1918-7-7 24 San Bernardino Icehouse Canyon 2286 Comment
  JEPS56813  Eriogonum kennedyi var. alpigenum Frank W. Peirson 1922-8-23 San Bernardino San Gorgonio; summit Comment
  JEPS56873  Eriogonum heermannii var. argense F. W. Peirson 1922-5-13 2963 San Bernardino Pilot Knob Mohave Desert 1524 Comment
  JEPS57517  Eriogonum hirtiflorum Frank W. Peirson 1916-7-4 1730 San Bernardino Rim Road from little Bear Lake to Big Bear Lake; San Bernardino Mountains Comment
  JEPS57766  Chorizanthe xanti Frank W. Peirson 1921-5-30 2419 San Bernardino Lone Pine Canyon , Lone Pine Canyon (San Gabriel Mountains) 1066 Comment
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Jul 18 2011
  JEPS57776  Chorizanthe watsonii F. W. Peirson 1922-6-25 3131 San Bernardino Foxesee (Forsee) Creek San Bernardino Mountains, Foxesee (Forsee) Creek 1828 Comment
  JEPS57998  Oxytheca trilobata Frank W. Peirson 1918-6-18 28 San Bernardino Cajon grade summit San Gabriel Mts. Comment
  JEPS58289  Linanthus breviculus Frank W. Peirson 1921-5-29 2420 San Bernardino Cajon Pass, n slope San Gabriel Mountains 1097 Comment
  JEPS5840  Claytonia lanceolata var. peirsonii Frank W. Peirson 1920-5-19 2151 San Bernardino Devil's Backbone Ridge; San Gabriel Mountains 2133 Comment
  JEPS58802  Pyrola dentata Frank W. Peirson 1919-6-4 519 San Bernardino Icehouse Canyon 2194 Comment
  JEPS58871  Chimaphila umbellata F. W. Peirson 1922-8-24 San Bernardino Dollar Lake region San Bernardino Mts., Dollar Lake region 2682 Comment
  JEPS59097  Sarcodes sanguinea Frank W. Peirson 1919-6-4 460 San Bernardino San Gabriel Mts., Icehouse Canyon 2133 Comment
  JEPS59745  Chenopodium glaucum Frank W. Peirson 1924-9-1 4915 San Bernardino Baldwin Lake San Bernardino Mts. (n shore) 2036 Comment
  JEPS59833  Monolepis spathulata F. W. Peirson 3287 San Bernardino Cienega Seca Creek; San Bernardino Mts., Cienega Seca Creek 2255 Comment
  JEPS60408  Aquilegia formosa Frank W. Peirson 1918-7-9 47 San Bernardino San Antonio Canyon 1981 Comment
  JEPS61293  Mirabilis pumila Frank W. Peirson 1922-8-27 3288 San Bernardino Santa Ana River; San Bernardino Mts, Santa Ana River 1432 Comment
  JEPS6302 Image available Physaria kingii subsp. bernardina Frank W. Peirson 1924-5 4600 San Bernardino East end Bear Lake, San Bernardino Mountains. 2042 Comment
  JEPS63300  Teucrium glandulosum Frank W. Peirson 1935-4-18 11504 San Bernardino n part Whipple Mts. Comment
  JEPS63356  Monardella macrantha Frank W. Peirson 1933-7-12 10704 San Bernardino City Creek San Bernardino Mts. Comment
  JEPS64494  Malaxis monophyllos subsp. brachypoda Frank W. Peirson 1922-8-25 2271 San Bernardino South Fork Santa Ana River San Bernardino Mountains, South Fork Santa Ana River 2438 Comment
  JEPS64551  Populus fremontii subsp. fremontii Frank W. Peirson 1921-7-17 2513 San Bernardino Lytle Creek; San Gabriel Mountains, Lytle Creek 1981 Comment
  JEPS65058  Lupinus concinnus Frank W. Peirson 1919-4-16 371 San Bernardino Cajon Pass 685 Comment
  JEPS66921  Juncus bufonius Frank W. Peirson 1920-5-20 1643 San Bernardino Lytle Creek San Gabriel Mountains Comment
  JEPS67031  Juncus macrophyllus Frank W. Peirson 1920-5-18 2139 San Bernardino Lytle Creek San Gabriel Mountains Comment
  JEPS6763  Cordylanthus nevinii Frank W. Peirson 1920-9-15 2248 San Bernardino Lytle Creek San Gabriel Mountains 1828 Comment
  JEPS67967  Cryptantha micrantha Frank W. Peirson 1919-4-16 370 San Bernardino Cajon Pass San Gabriel Mountains 685 Comment
  JEPS68230  Pectocarya setosa Frank W. Peirson 1919-4-16 363 San Bernardino Cajon Pass 762 Comment
  JEPS69714  Saltugilia splendens subsp. grantii Frank W. Peirson 1919-6-4 457 San Bernardino Icehouse Canyon San Gabriel Mountains, Icehouse Canyon 1676 Comment
  JEPS69857  Leptodactylon pungens Frank W. Peirson 1918-7-7 152 San Bernardino Ontario Ridge; San Gabriel Mts., Ontario Ridge 2590 Comment
  JEPS69867  Leptodactylon pungens Frank W. Peirson 1922-6-23 3348 San Bernardino (Santa Ana Tributary) Holcomb Creek (San Bernardino Mts.); , Holcomb Creek (Santa Ana Tributary) 2590 Comment
  JEPS7064  Collinsia torreyi var. brevicarinata Frank W. Peirson 1919-6-4 454 San Bernardino Icehouse Canyon Divide; San Gabriel Mtns 2407 Comment
  JEPS7542  Penstemon X parishii F. W. Peirson 1921-5-30 2429 San Bernardino road to Lone Pine Canyon SAn Gabriel Mountains, road to Lone Pine Canyon (San Gabriel Mountains) 990 Comment
  JEPS88975  Dudleya abramsii subsp. affinis Frank W. Peirson 1933-6-24 8972 San Bernardino ridge s summit of Johnson Grade; San Bernardino Mtns 2133 Comment
  JEPS9474  Galium angustifolium subsp. gabrielense F. W. Peirson 1918-5-27 216 San Bernardino San Antonio Canyon 1371 Comment
  JEPS9916  Lasthenia gracilis F. W. Peirson 1919-4-16 389 San Bernardino Cajon Pass 685 Comment
  LA38974  Mimulus mohavensis Frank W. Peirson; 1922-5-14 2982 San Bernardino Half way Barstow to Victorville, River Rd Comment
  NY342209  Claytonia lanceolata var. peirsonii F. W. Peirson 1930-5-29 s.n. San Bernardino Near Kelly's cabin, Ontario Ridge, San Antonio Mountains Comment
  OBI50445  Thelypodium stenopetalum Frank W. Peirson 1933-1 San Bernardino Comment
  PASA1072  Lotus argyraeus Frank W. Peirson 1922-6-21 San Bernardino Santa Ana River, San Bernardino Mts. Comment
  PASA1082  Lotus eriophorus var. heermannii Frank W. Peirson 1920-9-15 San Bernardino North Fork Lytle Creek 1981 Comment
  PASA1124  Scutellaria angustifolia Frank W. Peirson 1922-6-5 San Bernardino Barton Flats Region, San Bernardino Mts. 1981 Comment
  PASA1135  Monardella australis Frank W. Peirson 1926-9-5 San Bernardino Arrowhead Lake, San Bernardino Mts. 1523 Comment
  PASA1208  Agrimonia gryposepala Frank W. Peirson 1924-7-16 San Bernardino Potato Canyon 1280 Comment
  PASA1221  Cercocarpus ledifolius Frank W. Peirson 1924-7-5 San Bernardino Gold Mountain near Baldwin Lake, San Bernardino Mts. 2133 Comment
  PASA1245  Poa atropurpurea Frank W. Peirson 1924-5-16 San Bernardino South side Bear Lake, 2 miles from Dam, San Bernardino Mts. 2057 Comment
  PASA1250  Stipa comata Frank W. Peirson 1930-7-1 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA1258  Iris missouriensis Frank W. Peirson 1930-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2194 Comment
  PASA1284  Stellaria longipes Frank W. Peirson 1922-6-22 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2377 Comment
  PASA1302  Silene menziesii Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope sugarloaf, San Bernardino Mts. 2346 Comment
  PASA1305  Silene platyota Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope sugarloaf, San Bernardino Mts. 2438 Comment
  PASA1311  Arenaria macradenia Frank W. Peirson 1930-7-2 San Bernardino Ridge south of summit of Johnson's Grade, San Bernardino Mts. 2103 Comment
  PASA1331  Phacelia ramosissima Frank W. Peirson 1930-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2194 Comment
  PASA1378  Phacelia curvipes Frank W. Peirson 1930-7-2 San Bernardino Ridge south of summit of Johnson's Grade, San Bernardino Mts. 2133 Comment
  PASA1473  Eriogonum kennedyi Frank W. Peirson 1930-7-2 San Bernardino Ridge south of summit of Johnson's Grade, San Bernardino Mts. 2103 Comment
  PASA1475  Eriogonum molestum var. davidsonii Frank W. Peirson 1930-7-5 San Bernardino Quarry northwest of Baldwin Lake, San Bernardino Mts. 2072 Comment
  PASA1514  Viola blanda Frank W. Peirson 1922-6-22 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2346 Comment
  PASA1543  Viola purpurea var. pinetorum Frank W. Peirson 1920-5-29 San Bernardino Ontario Ridge, San Antonio Region 2590 Comment
  PASA156  Orthocarpus lasiorhynchus Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA159  Orthocarpus purpurascens var. venustus Frank W. Peirson 1922-5-12 San Bernardino 15 miles north of Victoryville Comment
  PASA1635  Wislizenia refracta Frank W. Peirson 1928-4-26 San Bernardino Twenty-nine Palms Comment
  PASA1700  Solidago californica Frank W. Peirson 1924-9-2 San Bernardino Fish Camp, City Creek Road, San Bernardino Mts. 2057 Comment
  PASA1716  Erigeron breweri Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA1717  Erigeron breweri Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope sugarloaf, San Bernardino Mts. 2514 Comment
  PASA1718  Erigeron breweri Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA1719  Erigeron canadensis Frank W. Peirson 1920-8-24 San Bernardino Santa Ana River, San Bernardino Mts. 1920 Comment
  PASA1724  Erigeron divergens Frank W. Peirson 1930-7-1 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA1725  Erigeron divergens Frank W. Peirson 1930-7-2 San Bernardino North shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA1726  Erigeron divergens Frank W. Peirson 1922-6-25 San Bernardino Barton Flats, San Bernardino Mts. 1981 Comment
  PASA1738  Gutierrezia sarothrae Frank W. Peirson 1920-8-23 San Bernardino Santa Ana River, San Bernardino Mts. Comment
  PASA1744  Sidalcea hickmanii var. parishii Frank W. Peirson 1922-6-24 San Bernardino Foxsee Creek, San Bernardino Mts. 1828 Comment
  PASA1754  Sidalcea pedata Frank W. Peirson 1924-5-15 San Bernardino Baldwin Lake, San Bernardino Mts. Comment
  PASA1761  Sphaeralcea fendleri var. californica Frank W. Peirson 1922-5-13 San Bernardino Granite Wells, Mohave Desert Comment
  PASA1779  Malvastrum orbiculatum Frank W. Peirson 1924-9-1 San Bernardino Johnson's Grade, San Bernardino Mts. 1981 Comment
  PASA1796  Acamptopappus sphaerocephalus Frank W. Peirson 1930-4-29 San Bernardino Box S. Spring 1081 Comment
  PASA1802  Aster canescens Frank W. Peirson 1922-8-23 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2560 Comment
  PASA1809  Corethrogyne filaginifolia Frank W. Peirson 1920-9-13 San Bernardino San Antonio Canyon, San Gabriel Mts. 1523 Comment
  PASA1810  Corethrogyne filaginifolia Frank W. Peirson 1922-8-25 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2499 Comment
  PASA1812  Corethrogyne filaginifolia Frank W. Peirson 1926-9-5 San Bernardino Arrowhead Lake, San Bernardino Mts. 1523 Comment
  PASA1813  Corethrogyne filaginifolia Frank W. Peirson 1924-9-2 San Bernardino Fish Camp, San Bernardino Mts. 2057 Comment
  PASA1817  Chrysothamnus viscidiflorus Frank W. Peirson 1931-10-10 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2194 Comment
  PASA1838  Velaea parishii Frank W. Peirson 1930-7-5 San Bernardino Road from Bear Lake to Holomb Valley, San Bernardino Mts. 2133 Comment
  PASA1895  Epilobium glaberrimum Frank W. Peirson 1920-9-14 San Bernardino Coldwater Fork Lytle Creek at Cienega 213 Comment
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Jan 28 2017
  PASA2062  Streptanthus major Frank W. Peirson 1933-6-24 San Bernardino East shore, Baldwin Lake, San Bernardino Mts. 2057 Comment
  PASA2106  Nama rothrockii Frank W. Peirson 1931-7-9 San Bernardino North rim of Holcomb Valley, San Bernardino Mtns, at Arctic Canyon 2346 Comment
  PASA2107  Nama rothrockii Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA2122  Nemophila spatulata Frank W. Peirson 1922-6-24 San Bernardino Santa Ana River, San Bernardino Mts. 1950 Comment
  PASA2164  Brickellia microphylla Frank W. Peirson 1920-9-15 San Bernardino Lytle Creek, San Gabriel Mts. 1828 Comment
  PASA220  Psoralea rigida Frank W. Peirson 1930-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. Comment
  PASA2204  Dyssodia cooperi Frank W. Peirson 1930-5-31 San Bernardino Summit of grade above Warrens Well Comment
  PASA2205  Dyssodia cooperi Frank W. Peirson 1922-5-12 San Bernardino 3 miles south of Barstow on the Victoryville Road Comment
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Oct 23 2014
  PASA2213  Eriophyllum lanatum var. monoense Frank W. Peirson 1930-7-7 San Bernardino Holcomb Valley, San Bernardino Mts. 2285 Comment
  PASA2214  Eriophyllum lanatum var. obovatum Frank W. Peirson 1930-7-7 San Bernardino Holcomb Valley, San Bernardino Mts. 2285 Comment
  PASA223  Trifolium albopurpureum Frank W. Peirson 1920-5-28 San Bernardino San Antonio Canyon, San Gabriel Mts. 1341 Comment
  PASA2240  Parnassia cirrata Frank W. Peirson 1923-8-24 San Bernardino Vivian Creek, San Bernardino Mts. 2438 Comment
  PASA2246  Ribes cereum Frank W. Peirson 1922-6-23 San Bernardino South slope Sugarloaf Peak, San Bernardino Mountains 2895 Comment
  PASA2276  Anaphalis margaritacea var. occidentalis Frank W. Peirson 1923-8-21 San Bernardino Small canyon southeast of Forest Home. Mill Creek, San Bernardino Mts. 1828 Comment
  PASA2279  Antennaria dioica Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope Sugarloaf, San Bernardino Mts. 2590 Comment
  PASA2280  Antennaria dioica Frank W. Peirson 1922-6-22 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2346 Comment
  PASA2286  Gnaphalium palustre Frank W. Peirson 1930-7-7 San Bernardino Holcomb Valley, San Bernardino Mts. 2255 Comment
  PASA2289  Gnaphalium thermale Frank W. Peirson 1926-9-5 San Bernardino Arrowhead Lake, San Bernardino Mts. 1523 Comment
  PASA2303  Hemizonia wheeleri Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA2326  Madia elegans Frank W. Peirson 1926-9-5 San Bernardino Arrowhead Lake, San Bernardino Mts. 1523 Comment
  PASA2374  Acer negundo var. californicum Frank W. Peirson 1924-7-16 San Bernardino Oak Glen, south base San Bernardino Mts. 1462 Comment
  PASA2375  Acer glabrum Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope Sugarloaf, San Bernardino Mts. 2438 Comment
  PASA2376  Acer glabrum Frank W. Peirson 1930-7-4 San Bernardino Greene Creek, north slope Sugarloaf, San Bernardino Mts. 2438 Comment
  PASA2574  Cotyledon Frank W. Peirson 1930-7-2 8972 San Bernardino Ridge south of summit of Johnson's Grade, San Bernadino Mountains 2133 Comment
  PASA2633  Ranunculus californicus var. ludovicianus Frank W. Peirson 1924-5-15 4560 San Bernardino Baldwin Lake, San Bernadino Mtns. 2035 Comment
  PASA2636  Ranunculus cymbalaria Frank W. Peirson 1930-7-1 8963 San Bernardino Southwest shore of Baldwin Lake, San Bernadino Mtns. 2042 Comment
  PASA2639  Ranunculus eschscholtzii var. oxynotus Frank W. Peirson 1920-8-22 1877 San Bernardino Foxesee (or Forsee) Creek, San Bernadino Mtns. 2666 Comment
  PASA2661  Arabis parishii Frank W. Peirson 1930-4-28 8752 San Bernardino Sugarloaf Rd. south of Baldwin Lake, San Bernadino Mtns. 2133 Comment
  PASA2662  Arabis platysperma Frank W. Peirson 1924-7-5 4897 San Bernardino Bluff Lake, San Bernadino Mtns. 2285 Comment
  PASA2666  Arabis pulchra Frank W. Peirson 1924-5-15 4568 San Bernardino Cactus Flat, San Bernadino Mtns. 1828 Comment
  PASA2708  Astragalus acutirostris Frank W. Peirson 1930-5-31 8925 San Bernardino Summit of grade above Warrens Well Comment
  PASA2709  Astragalus acutirostris Frank W. Peirson 1930-5-31 8925 San Bernardino Summit of grade above Warrens Well Comment
  PASA2710  Astragalus agninus Frank W. Peirson 1928-4-1 7759 San Bernardino Silver Lake, about 8 miles north of Baker Comment
  PASA2712  Astragalus bernardinus Frank W. Peirson 1930-5-31 8924 San Bernardino Summit of grade above Warrens Well Comment
  PASA2713  Astragalus bernardinus Frank W. Peirson 1930-5-31 8924 San Bernardino Summit of grade above Warrens Well Comment
  PASA2715  Astragalus bicristatus Frank W. Peirson 1930-7-5 9007 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernadino Mtns. 2133 Comment
  PASA2736  Astragalus lentiginosus var. sierrae Frank W. Peirson 1930-7-4 8991 San Bernardino Greene Creek, north slope Sugarloaf, San Bernadino Mtns. 2438 Comment
  PASA2790  Canbya candida F. W. Peirson 1921-5-29 San Bernardino North Slope, Cajon Pass 1097 Comment
  PASA2799  Canbya candida F. W. Peirson 1921-5-29 San Bernardino North Slope Cajon 1097 Comment
  PASA342  Stephanomeria parryi Frank W. Peirson 1930-5-31 San Bernardino West of Adelanto, Mohave Desert Comment
  PASA348  Taraxacum lividum Frank W. Peirson 1922-6-22 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2346 Comment
  PASA354  Thelypodium cooperi Frank W. Peirson 1927-5-7 San Bernardino East of Kramer, Mohave Desert Comment
  PASA364  Thelypodium stenopetalum Frank W. Peirson 1926-5-30 San Bernardino Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA382  Lewisia nevadensis Frank W. Peirson 1924-5-16 San Bernardino South side of Bear Lake, 2_ miles from dam, San Bernardino Mts. 2042 Comment
  PASA383  Barbarea vulgaris Frank W. Peirson 1924-7-5 San Bernardino Bluff Lake, San Bernardino Mts. 2285 Comment
  PASA403  Draba corrugata Frank W. Peirson 1922-6-23 San Bernardino Sugarloaf Peak, San Bernardino Mts. 2925 Comment
  PASA430  Hypericum formosum Frank W. Peirson 1924-9-2 San Bernardino Fish Camp (City Creek Road), San Bernardino Mts. 2057 Comment
  PASA454  Eschscholzia glyptosperma Frank W. Peirson 1927-5-7 San Bernardino 1 mile east of Kramer, Mohave Desert Comment
  PASA481  Salvia carnosa Frank W. Peirson 1930-7-5 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2133 Comment
  PASA549  Allium lacunosum Frank W. Peirson 1930-7-2 San Bernardino Ridge south of summit of Johnson's Grade, San Bernardino Mts. 2133 Comment
  PASA552  Allium parryi Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2285 Comment
  PASA581  Abronia nana Frank W. Peirson 1930-7-5 San Bernardino North shore of Bear Lake, San Bernardino Mountains Comment
  PASA651  Distichlis spicata Frank W. Peirson 1930-7-1 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA656  Lupinus confertus Frank W. Peirson Jul-1930 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA662  Lupinus formosus var. elatus Frank W. Peirson 1919-6-4 San Bernardino Icehouse Canyon Comment
  PASA678  Geranium richardsonii Frank W. Peirson 1930-7-4 San Bernardino Green Creek, north slope Sugarloaf, San Bernardino Mts. Comment
  PASA713  Gilia pungens Frank W. Peirson 1930-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2194 Comment
  PASA800  Gilia latiflora Frank W. Peirson 1926-4-28 San Bernardino 5 miles north of Box S Spring, Mohave Desert Comment
  PASA808  Lupinus breweri Frank W. Peirson 1930-7-5 San Bernardino Near Peter Pan Woodland Club, San Bernardino Mts. 2072 Comment
  PASA843  Iva axillaris Frank W. Peirson 1930-7-2 San Bernardino North shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA857  Penstemon caesius Frank W. Peirson 1930-7-4 San Bernardino Green Creek, north slope Sugarloaf, San Bernardino Mts. 2499 Comment
  PASA870  Penstemon fruticiformis Frank W. Peirson 1930-5-31 San Bernardino Summit of grade above Warrens Well Comment
  PASA880  Penstemon labrosus Frank W. Peirson 1923-8-31 San Bernardino Blue Ridge, Swartout Valley Region 2590 Comment
  PASA930  Hieracium horridum Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, near Holcomb Valley, San Bernardino Mts. 2255 Comment
  PASA931  Hieracium horridum Frank W. Peirson 1930-7-7 San Bernardino Arrastre Flat, San Bernardino Mts. 2255 Comment
  POM11884  Myosurus aristatus F. W. Peirson 1922-6-22 3110 San Bernardino South Fork of Santa Ana River. 2378 Comment
  POM12540  Bahia dissecta F. W. Peirson 1920-8-24 2245 San Bernardino Santa Ana River, San Bernardino Mts. 1982 Comment
  POM12545  Chimaphila umbellata subsp. occidentalis F. W. Peirson 1920-8-25 829 San Bernardino San Bernardino Mts. Dollar Lake region. 2668 Comment
  POM128761  Phacelia pachyphylla F. W. Peirson 1927-5-7 s.n. San Bernardino 10 miles N of Barstow Comment
  POM13441  Ephedra viridis F. W. Peirson, I. M. Johnston 1922-5-14 6510 San Bernardino Summit of Pilot Knob, Mojave Desert Comment
  POM13529  Astragalus leucolobus F. W. Peirson 1922-6-21 3143 San Bernardino Santa Ana River 1982 Comment
  POM13534  Calyptridium parryi F. W. Peirson 1922-6-21 s.n. San Bernardino Cienega Seca Creek. 2134 Comment
  POM13539  Sagina saginoides F. W. Peirson 1922-6-22 s.n. San Bernardino South Fork of Santa Ana River 2377 Comment
  POM13542  Sidalcea hickmanii subsp. parishii F. W. Peirson 1922-6-24 4697 San Bernardino Foxesee Creek. 1829 Comment
  POM13543  Silene menziesii subsp. dorrii F. W. Peirson 1922-6-24 s.n. San Bernardino Santa Ana River, 1/4 mile above the south fork 1951 Comment
  POM13545  Arenaria lanuginosa subsp. saxosa F. W. Peirson 1922-6-24 s.n. San Bernardino South Fork of the Santa Ana River 1921 Comment
  POM13546  Hulsea vestita subsp. parryi F. W. Peirson 1922-6-24 s.n. San Bernardino South Fork of the Santa Ana River 1921 Comment
  POM13547  Gentiana fremontii F. W. Peirson 1922-6-22 3136 San Bernardino South Fork of Santa Ana River. 2378 Comment
  POM14072  Cymopterus aboriginum F. W. Peirson, I. M. Johnston 1922-5-14 6540 San Bernardino Northeast slope of Pilot Knob Comment
  POM142527  Camissonia confusa F. W. Peirson 1919-5-30 2706 San Bernardino San Antonio Canyon, San Gabriel Mts. 1677 Comment
  POM142529  Camissonia confusa F. W. Peirson 1920-5-28 4701 San Bernardino San Antonio Canyon, San Gabriel Mts. 1463 Comment
  POM15991  Sibbaldia procumbens F. W. Peirson 3492 San Bernardino Foxesee Creek. 2744 Comment
  POM162732  Helianthus gracilentus F. W. Peirson 1929-8-23 8581 San Bernardino City Creek Grade below Fredalba 1524 Comment
  POM171917  Dudleya saxosa subsp. aloides F. W. Peirson 1930-5-31 8926 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  POM171942  Astragalus bernardinus F. W. Peirson 1930-5-31 8924 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  POM175476  Artemisia ludoviciana subsp. ludoviciana F. W. Peirson 1931-10-10 9601 San Bernardino Baldwin Lake, San Bernardino Mountains 2073 Comment
  POM175534  Eschscholzia californica subsp. mexicana F. W. Peirson 1930-4-16 8743 San Bernardino 8 miles south of Cima, eastern San Bernardino Comment
  POM182017  Fallugia paradoxa F. W. Peirson 1927-7-10 7356 San Bernardino Mexican Well, eastern border of San Bernardino Co. 1220 Comment
  POM193462  Eriogonum evanidum F. W. Peirson 1929-10-5 s.n. San Bernardino Along stream south of Peter Pan Woodland Club, Bear Valley 2134 Comment
  POM203378  Descurainia pinnata subsp. halictorum F. W. Peirson 1933-6-25 10673 San Bernardino in a low open valley southeast of Baldwin Lake, about 2 miles east of Fish Hatchery, San Bernardino Mountains 2133 Comment
  POM20544  Lotus davidsonii F. W. Peirson 1920-8-22 4094 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mountains 2896 Comment
  POM20559  Mimulus parishii F. W. Peirson 1921-5-29 199 San Bernardino Mojave River. 884 Comment
  POM212919  Lycium andersonii F. W. Peirson 1935-4-18 11492 San Bernardino Copper Basin Creek, Whipple Mountains Comment
  POM212920  Salvia mohavensis F. W. Peirson 1935-4-18 11496 San Bernardino Whipple Mountains: In a valley in the north part of the range not far from the road going down into Copper Basin. Comment
  POM212922  Phacelia crenulata var. minutiflora F. W. Peirson 1935-4-18 11493 San Bernardino Copper Basin, Whipple Mts., eastern San Bernardino Co. 457 Comment
  POM212925  Psorothamnus fremontii var. attenuatus F. W. Peirson 1935-4-18 11497 San Bernardino Whipple Mountains: northern part of Whipple Mts. 427 Comment
  POM212926  Plagiobothrys jonesii F. W. Peirson 1935-4-18 11495 San Bernardino Whipple Mountains. Summit of main ridge N of Copper Basin. 686 Comment
  POM212933  Phacelia rotundifolia F. W. Peirson 1935-4-18 11485 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino county Comment
  POM254416  Allium campanulatum F. W. Peirson 1939-5-21 s.n. San Bernardino Divide at summit of Johnstons Grade, San Bernardino Mountains and County. 2134 Comment
  POM3458  Leptodactylon pungens F. W. Peirson 1921-6-16 2828 San Bernardino Bear Valley. Comment
  POM349507  Trifolium monanthum subsp. grantianum F. W. Peirson 1924-7-5 4070 San Bernardino Bluff Lake. San Bernardino Mts. 2287 Comment
  POM351093  Aster frondosus F. W. Peirson 1924-7-5 s.n. San Bernardino San Bernardino Mts, Baldwin Lake, N shore subalkaline soil 2037 Comment
  POM351951  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1924-9-2 3176 San Bernardino Fish Camp. 2058 Comment
  POM360478  Hieracium horridum F. W. Peirson 1924-7-5 s.n. San Bernardino Bluff Lake, San Bernardino Mts 2286 Comment
  POM365418  Polemonium occidentale F. W. Peirson 1924-7-13 s.n. San Bernardino South fork of the Santa Ana Meadow 2530 Comment
  POM366034  Panicum urvilleanum F. W. Peirson 1922-5-14 2965 San Bernardino Barstow, Mojave Desert. Comment
  POM43350  Horkelia wilderae F. W. Peirson 1922-6-25 4277 San Bernardino Barton Flats. Comment
  POM47059  Aster frondosus F. W. Peirson 1924-5-15 4595 San Bernardino North end of Baldwin Lake, San Bernardino Mts. Comment
  POM47614  Plagiobothrys collinus var. ursinus F. W. Peirson 1922-6-25 3118 San Bernardino Barton Flats Comment
  POM47642  Hesperocnide tenella F. W. Peirson 1924-5-14 4547 San Bernardino 12 miles east of Victorville. Comment
  POM47644  Astragalus albens F. W. Peirson 1924-5-15 4570 San Bernardino Cactus Flat, San Bernardino Mts. level open place on hills. 1768 Comment
  POM47645  Astragalus purshii var. lectulus F. W. Peirson 1924-5-15 4567 San Bernardino Summit above Doble, San Bernardino Mountains 2100 Comment
  POM47646  Astragalus lentiginosus var. sierrae F. W. Peirson 1924-5-15 4558 San Bernardino North end of Baldwin Lake, San Bernardino Mts. Comment
  POM47652  Sphaeralcea ambigua subsp. ambigua F. W. Peirson 1924-5-14 4612 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  POM49914  Carex multicostata F. W. Peirson 1924-7-5 s.n. San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  POM71681  Castilleja montigena F. W. Peirson 1924-7-15 4966 San Bernardino Coon Creek Divide, San Bernardino Mts. 2439 Comment
  POM9680  Gentiana fremontii F. W. Peirson 1920-8-25 s.n. San Bernardino South Fork of Santa Ana River 2439 Comment
  RSA0005215  Claytonia lanceolata var. peirsonii Mabel Peirson 1920-5-29 s.n. San Bernardino San Antonio Mtns., near Kelly's Cabin, Ontario Ridge. Comment
  RSA0006714  Astragalus bicristatus F. W. Peirson 1923-5-28 s.n. San Bernardino Baldwin Lake, San Bernardino Mts. 2057 Comment
  RSA0008414  Erigeron parishii F. W. Peirson 1939-5-21 s.n. San Bernardino Cushenbury Grade, San Bernardino Mts. 1372 Comment
  RSA0016435  Helianthus nuttallii subsp. nuttallii F. W. Peirson 1923-8-30 4022 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA0017278  Eriogonum umbellatum var. canifolium F. W. Peirson 1921-7-18 4211 San Bernardino Eastern San Gabriel Mountains: forks of the Coldwater, tributary of Lytle Creek 1905 Comment
  RSA0057744  Arenaria lanuginosa var. saxosa F. W. Peirson 1920-8-25 2246 San Bernardino South Fork of Santa Ana River, San Bernardino Mts. 2590 Comment
  RSA0059520  Claytonia peirsonii subsp. peirsonii F. W. Peirson 1920-5-19 2151 San Bernardino San Gabriel Mts., Devils Backbone Ridge. 2134 Comment
  RSA0063187  Heuchera parishii F. W. Peirson 1922-8-23 680 San Bernardino Summit of Mount San Gorgonio. 3476 Comment
  RSA0063239  Heuchera parishii F. W. Peirson 1923-8-21 3988 San Bernardino Small side canyon east and south of Forest Home, San Bernardino Mountains. 1768 Comment
  RSA0066184  Heuchera parishii F. W. Peirson 1924-7-13 4933 San Bernardino Big Meadows, Upper Santa Ana River, San Bernardino Mountains. 2133 Comment
  RSA0066354  Heuchera abramsii F. W. Peirson 1922-7-21 3207 San Bernardino North slope of Mt San Antonio, San Gabriel Mountains. 2957 Comment
  RSA0081577  Pyrola minor F. W. Peirson 1924-7-14 4956 San Bernardino Lost Creek, San Bernardino Mountains. 2438 Comment
  RSA0117291  Collinsia parviflora F. W. Peirson 1926-5-31 6755 San Bernardino Bluff Lake. 2287 Comment
  RSA0126303  Arabis hirsuta var. glabrata F. W. Peirson 1920-8-25 8355 San Bernardino South Fork of Santa Ana River 2438 Comment
  RSA0126581  Arabis hirsuta var. glabrata F. W. Peirson 1922-6-22 659 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA0129772  Arabis parishii F. W. Peirson 1922-6-23 3101 San Bernardino Along ridge eastward from summit of Sugarloaf Peak, San Bernardino Mountains. 2957 Comment
  RSA100117  Lonicera interrupta F. W. Peirson 1929-7-11 8474 San Bernardino City Creek road below the bridge; southern slope of San Bernardino Mountains. 610 Comment
  RSA100231  Parishella californica F. W. Peirson 1922-5-12 2968 San Bernardino 22 miles north of Barstow, Comment
  RSA11978  Mirabilis pumila F. W. Peirson 1920-8-26 2257 San Bernardino Santa Ana River, San Bernardino Mountains. 1372 Comment
  RSA13544  Cryptantha cinerea var. abortiva F. W. Peirson 1922-6-21 3103 San Bernardino Big Meadow, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA201891  Cycladenia humilis var. venusta F. W. Peirson 1918-7-8 147 San Bernardino Baldy , Mt. San Antonio 2591 Comment
  RSA20526  Linanthus pungens subsp. pulchriflorus F. W. Peirson 1922-6-23 3348 San Bernardino Holcomb Creek. 2591 Comment
  RSA20545  Lotus nevadensis var. davidsonii F. W. Peirson 1922-7-5 4089 San Bernardino Big Pines, Swartout valley 2104 Comment
  RSA352033  Chrysothamnus viscidiflorus var. stenophyllus F. W. Peirson 1924-9-1 s.n. San Bernardino Cactus Flat. 1799 Comment
  RSA35406  Ceanothus integerrimus var. puberulus F. W. Peirson 1929-7-11 8469 San Bernardino City Creek Road along the slopes of Bear Canyon, San Bernardino Mountains. 2134 Comment
  RSA364617  Carex bolanderi F. W. Peirson 1924-7-14 4963 San Bernardino Lost Creek, San Bernardino Mountains. Comment
  RSA365416  Eleocharis radicans F. W. Peirson 1922-6-25 8350 San Bernardino Barton Flats Comment
  RSA365953  Schoenus nigricans F. W. Peirson 1923-8-30 4000 San Bernardino Lone Pine Canyon 1479 Comment
  RSA366029  Scirpus microcarpus F. W. Peirson 1922-6-20 S- 097 San Bernardino 4 miles SE of San Bernardino. Comment
  RSA368902  Luzula comosa F. W. Peirson 1922-6-24 s.n. San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA392213  Gentiana fremontii F. W. Peirson 1920-8-25 s.n. San Bernardino South Fork of Santa Ana River 2439 Comment
  RSA399608  Thalictrum sparsiflorum F. W. Peirson 1924-7-5 645 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA399949  Myosurus aristatus F. W. Peirson 1926-5-31 14990 San Bernardino Bluff Lake 2287 Comment
  RSA399957  Ranunculus alismifolius var. alismellus F. W. Peirson 1924-7-5 4900 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA400532  Castilleja cinerea F. W. Peirson 1922-6-23 3128 San Bernardino At summit and along ridge to east; Sugarloaf Peak. Comment
  RSA414213  Festuca brachyphylla F. W. Peirson 1922-8-23 3266 San Bernardino San Bernardino Mts: summit of Mt. San Gorgonio 3491 Comment
  RSA414752  Oxytropis oreophila F. W. Peirson 1922-8-28 s.n. San Bernardino Summit of San Gorgonio Peak Comment
  RSA420563  Eriogonum umbellatum var. munzii F. W. Peirson 1922-7-7 3177 San Bernardino San Gabriel Mountains: Sheep Creek 1921 Comment
  RSA427464  Solanum umbelliferum F. W. Peirson 1929-10-11 8598 San Bernardino City Creek Rd., 2 mi west of Bear Lake Dam. 2134 Comment
  RSA435264  Lythrum californicum F. W. Peirson 1924-8-31 3134 San Bernardino Box S Springs, southern Mojave Desert 1082 Comment
  RSA440031  Cleomella plocasperma F. W. Peirson 1924-9-1 5137 San Bernardino Cushenberry Grade. San Bernardino Mountains. 1128 Comment
  RSA445622  Eschscholzia glyptosperma F. W. Peirson 1922-5-14 3003 San Bernardino 5 miles north of Barstow. Comment
  RSA466640  Cistanthe monosperma F. W. Peirson 1924-7-5 4910 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA473031  Senecio bernardinus F. W. Peirson 1924-7-6 4924 San Bernardino North shore of Bear Lake (Nr its West end) 2042 Comment
  RSA473032  Packera ionophylla F. W. Peirson 1924-7-13 s.n. San Bernardino Big Meadows, Upper Santa Ana River, San Bernardino Mountains 2133 Comment
  RSA484522  Puccinellia nuttalliana F. W. Peirson 1924-9-1 5163 San Bernardino Baldwin Lake. 2043 Comment
  RSA488522  Puccinellia nuttalliana F. W. Peirson 1924-9-1 s.n. San Bernardino North side of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA499251  Ivesia saxosa F. W. Peirson 1924-9-1 4605 San Bernardino Cactus Flat. 1799 Comment
  RSA568517  Gentiana fremontii F. W. Peirson 1920-07 3416 San Bernardino Upper Santa Ana River Comment
  RSA568549  Lotus argyraeus var. argyraeus F. W. Peirson 1924-7-6 4927 San Bernardino Toll Road slightly below Little Bear Lake. Comment
  RSA571787  Ephedra nevadensis F. W. Peirson 1930-4-29 8766 San Bernardino 1 mile west of the Mohave River on the Hesperia Road. 854 Comment
  RSA580832  Hesperostipa comata subsp. comata F. W. Peirson 1933-6-24 8957 San Bernardino South shore Baldwin Lake. 2058 Comment
  RSA588346  Epilobium canum subsp. latifolium F. W. Peirson 1929-9-2 5174 San Bernardino San Bernardino Mountains, Fish Camp. 2058 Comment
  RSA614278  Ericameria cooperi F. W. Peirson 1931-5-30 5427 San Bernardino Mojave River, E of Hesperia. Old river terrace 884 Comment
  RSA615319  Eriogonum heermannii F. W. Peirson 1924-9-1 5147 San Bernardino Cushenbury Grade, north slope of San Bernardino Mountains. 1372 Comment
  RSA64573  Eriogonum pusillum F. W. Peirson 1916-7-8 1736 San Bernardino Box S Spring. 1082 Comment
  RSA64576  Eriogonum saxatile F. W. Peirson 1920-9-12 25 San Bernardino San Gabriel Mountains: Mt. San Antonio (Baldy) 2820 Comment
  RSA64596  Eriogonum plumatella F. W. Peirson 1951-1 1746 San Bernardino South of Victorville. Comment
  RSA64699  Eriogonum thomasii F. W. Peirson 1916-7-9 s.n. San Bernardino Mojave Desert, near Victorville. Comment
  RSA64721  Eriogonum wrightii var. subscaposum F. W. Peirson 1924-9-1 5151 San Bernardino Johnson's Grade, east end of San Bernardino Mountains 1982 Comment
  RSA64762  Eriogonum trichopes F. W. Peirson 1916-7-9 1733 San Bernardino East of Victorville. Comment
  RSA64781  Oxytheca perfoliata F. W. Peirson 1927-5-7 7278 San Bernardino 1 mile east of Kramer. 2218 Comment
  RSA64793  Chenopodium atrovirens F. W. Peirson 1923-8-31 5272 San Bernardino Blue Ridge, north side of San Gabriel Mts near Los Angeles-San Bernardino Co. line 2590 Comment
  RSA64799  Chenopodium salinum F. W. Peirson 1924-7-5 4915 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA64808  Chenopodium berlandieri var. zschackei F. W. Peirson 1916-7-8 1825 San Bernardino Box S Spring. 1082 Comment
  RSA64883  Oxytheca parishii var. cienegensis F. W. Peirson 1922-8-26 4215 San Bernardino Cienega Seca Creek 2210 Comment
  RSA64892  Oxytheca caryophylloides F. W. Peirson 1926-9-5 7080 San Bernardino Lake Arrowhead 1524 Comment
  RSA64899  Eriogonum plumatella F. W. Peirson 1923-9-1 4002 San Bernardino Sheep Creek: north slope of San Gabriel Mountains. 1585 Comment
  RSA64900  Eriogonum plumatella F. W. Peirson 1924-8-31 5104 San Bernardino Roadside, 2 miles N of Cajon Pass, S Mojave Desert 1159 Comment
  RSA64914  Chenopodium berlandieri var. sinuatum F. W. Peirson 1924-9-1 5142 San Bernardino Cushenbury Springs, N base of San Bernardino Mountains., Mojave Desert. 1232 Comment
  RSA65007  Eriogonum wrightii var. subscaposum F. W. Peirson 1920-8-24 2720 San Bernardino Big Meadow, upper Santa Ana River 2134 Comment
  RSA65015  Silene menziesii subsp. dorrii F. W. Peirson 1920-8-25 2820 San Bernardino Lower end of meadow, South Fork of Santa Ana River 2363 Comment
  RSA65020  Silene menziesii subsp. dorrii F. W. Peirson 1924-7-13 4939 San Bernardino Fish Creek. 2134 Comment
  RSA65021  Silene menziesii subsp. dorrii F. W. Peirson 1930-7-4 8984 San Bernardino Green Creek, north slope of Sugerloaf Peak 2348 Comment
  RSA65033  Silene parishii F. W. Peirson 1930-7-4 8995 San Bernardino Greene Creek, north slope of Sugerloaf. 2515 Comment
  RSA65038  Silene parishii F. W. Peirson 1906-8-17 609 San Bernardino South Fork of Santa Ana River. 2439 Comment
  RSA65039  Silene parishii F. W. Peirson 1924-7-13 5320 San Bernardino Divide between Fish and Mission Creeks 2530 Comment
  RSA65050  Silene verecunda subsp. platyota F. W. Peirson 1941-6-24 s.n. San Bernardino Quarry north of Baldwin Lake Comment
  RSA65057  Silene verecunda subsp. platyota F. W. Peirson 1930-7-4 8992 San Bernardino North side of Sugarloaf on Greene [Green] Creek. 2439 Comment
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Dec 17 2016
  RSA65061  Silene verecunda subsp. platyota F. W. Peirson 1923-8-31 4010 San Bernardino Blue Ridge, north side of San Gabriel Mts near Los Angeles-San Bernardino Co. line 2590 Comment
  RSA65062  Silene verecunda subsp. platyota F. W. Peirson 1922-8-25 3270 San Bernardino Along base of E slope, S Fork of Santa Ana River, San Bernardino Mts 2500 Comment
  RSA65065  Silene krantzii F. W. Peirson 1923-4-24 615 San Bernardino Summit od San Gorgonio Peak. 3476 Comment
  RSA65083  Eriogonum gracillimum F. W. Peirson 1932-11-13 10485 San Bernardino Deadman Point, east of Victorville. 915 Comment
  RSA65088  Eriogonum hirtiflorum F. W. Peirson 1916-7-4 1730 San Bernardino Road between Lake Arrowhead and Bear Valley. Comment
  RSA65121  Eriogonum deflexum var. baratum F. W. Peirson 1916-7-8 1740 San Bernardino Box 'S' Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA65214  Eriogonum heermannii var. argense F. W. Peirson 1924-9-1 5147 San Bernardino Cushenbury Grade, north slope of San Bernardino Mountains. 1372 Comment
  RSA65224  Eriogonum maculatum F. W. Peirson 1921-5-29 1725 San Bernardino Almost due east of Hesperia and on Mojave River. 884 Comment
  RSA65226  Eriogonum maculatum F. W. Peirson 1926-4-28 6690 San Bernardino Box S Spring, s. Mojave Desert. 1082 Comment
  RSA65261  Mucronea perfoliata F. W. Peirson 1917-5-3 1773 San Bernardino Mojave Desert. Comment
  RSA65265  Chorizanthe spinosa F. W. Peirson 1927-5-7 7274 San Bernardino 10 miles W of Barstow Comment
  RSA65275  Chorizanthe xanti F. W. Peirson 1921-5-30 2419 San Bernardino Lone Pine Canyon, e. end of San Gabriel Mts. 1067 Comment
  RSA65278  Chorizanthe xanti var. leucotheca F. W. Peirson 1920-5-18 1772 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA65279  Chorizanthe watsonii F. W. Peirson 1922-6-25 3131 San Bernardino Foxesee Creek. 1829 Comment
  RSA65342  Atriplex rosea F. W. Peirson 1923-8-30 4009 San Bernardino Northeast part of San Gabriel Mts., Lone Pine Canyon, Clyde Ranch. 1479 Comment
  RSA65344  Atriplex serenana F. W. Peirson 1924-9-1 5144 San Bernardino Cushenberry Springs, s. Mojave Desert. 1232 Comment
  RSA65353  Atriplex confertifolia F. W. Peirson 1924-8-31 5124 San Bernardino 4 miles west of Box S Ranch. Comment
  RSA65357  Atriplex canescens var. laciniata F. W. Peirson 1928-9-5 8199 San Bernardino Near Old Woman Springs, s. Mojave Desert . 970 Comment
  RSA65379  Atriplex lentiformis F. W. Peirson 1924-8-31 s.n. San Bernardino Victorville, Mojave Desert. 793 Comment
  RSA65395  Calyptridium parryi F. W. Peirson 1922-6-24 3124 San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA65421  Cistanthe monosperma F. W. Peirson 1924-7-5 4910 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA65443  Lewisia rediviva var. minor F. W. Peirson 1932-5-28 9967 San Bernardino Summit of Johnson Grade, East of Baldwin Lake 2104 Comment
  RSA65464  Rumex maritimus F. W. Peirson 1929-7-11 8459 San Bernardino Fawskin, Bear Valley, San Bernardino Mountains. 2043 Comment
  RSA65473  Rumex salicifolius var. salicifolius F. W. Peirson 1922-7-7 5351 San Bernardino Rangers Cabin, Swartout Valley, north slope of San Gabriel Mountains. 1799 Comment
  RSA65481  Arenaria macradenia var. macradenia F. W. Peirson 1930-7-2 8965 San Bernardino Ridge south from summit of Johnsons Grade, east end of San Bernardino Mountains 2104 Comment
  RSA65482  Arenaria macradenia var. macradenia F. W. Peirson 1930-4-14 8698 San Bernardino Sandy soil, near Cave Spring, Mojave Desert. Comment
  RSA65488  Sagina saginoides F. W. Peirson, J. Ewan 1922-7-18 45 San Bernardino Kelly's Cabin, Ontario Ridge, San Gabriel Mountains, west San Bernardino County. 2470 Comment
  RSA65494  Arenaria lanuginosa subsp. saxosa F. W. Peirson 1923-8-22 3975 San Bernardino Vivian Creek, San Bernardino Mountains 2195 Comment
  RSA65495  Arenaria lanuginosa subsp. saxosa F. W. Peirson 1924-7-13 4937 San Bernardino Fish Creek, San Bernardino Mountains. 2057 Comment
  RSA65524  Sagina saginoides F. W. Peirson 1922-6-21 5319 San Bernardino Cienega Seca Creek. 2134 Comment
  RSA65525  Sagina saginoides F. W. Peirson 1920-8-25 2819 San Bernardino South Fork of Santa Ana River 2438 Comment
  RSA65532  Sagina saginoides F. W. Peirson 630 San Bernardino San Bernardino Mountains. Comment
  RSA65549  Arenaria ursina F. W. Peirson 1924-5-15 4578 San Bernardino At foot of hills, Baldwin Lake 2042 Comment
  RSA65592  Minuartia nuttallii subsp. gracilis F. W. Peirson 1923-8-24 4285 San Bernardino Summit of Mt. San Gorgonio, San Bernardino Mountains. 3476 Comment
  RSA65599  Minuartia nuttallii subsp. gracilis F. W. Peirson 1909-8-9 623 San Bernardino Dry lake, San Bernardino Mountains. 2744 Comment
  RSA65622  Opuntia ramosissima F. W. Peirson 1924-9-1 5222 San Bernardino Cushenberry Springs. Mojave Desert. 1220 Comment
  RSA65635  Achyronychia cooperi F. W. Peirson 1928-4-26 7924 San Bernardino Twentynine Palms, s. edge of Mojave Desert. Comment
  RSA65661  Claytonia parviflora subsp. viridis F. W. Peirson 1920-5-19 2148 San Bernardino Coldwater Canyon, fork of Lytle Creek, San Gabriel Mountains 1677 Comment
  RSA65667  Montia chamissoi F. W. Peirson 1922-6-22 3137 San Bernardino South Fork of Santa Ana River 2377 Comment
  RSA65677  Lewisia nevadensis F. W. Peirson 1924-5-16 s.n. San Bernardino 2.5 miles from Bear Lake Dam on south side of Bear Lake 2043 Comment
  RSA65684  Lewisia brachycalyx F. W. Peirson 1924-5-16 4617 San Bernardino 2.5 miles from Bear Lake Dam on south side of Bear Lake 2043 Comment
  RSA65687  Lewisia nevadensis F. W. Peirson 1926-5-31 6754 San Bernardino Bluff Lake 2287 Comment
  RSA65722  Claytonia perfoliata subsp. intermontana F. W. Peirson 1922-5-13 3008 San Bernardino North slope of Pilot Knob, northwestern Mojave Desert. 1296 Comment
  RSA65723  Claytonia rubra subsp. rubra F. W. Peirson 1951-1 s.n. San Bernardino Bear Valley. Comment
  RSA65738  Claytonia perfoliata subsp. intermontana F. W. Peirson 1916-7-6 601 San Bernardino Big Bear Lake, San Bernardino Mts. 2042 Comment
  RSA65747  Stellaria longipes F. W. Peirson 1922-6-22 3115 San Bernardino South Fork of Santa Ana River 2377 Comment
  RSA65748  Stellaria longipes F. W. Peirson 1922-6-24 6350 San Bernardino Santa Ana River 1936 Comment
  RSA65758  Stellaria media F. W. Peirson 1922-6-24 4291 San Bernardino Santa Ana River 1936 Comment
  RSA65768  Opuntia phaeacantha F. W. Peirson 1930-7-7 9013 San Bernardino San Bernardino Mountains; on road from Doble to Arrastre Flat 2210 Comment
  RSA65770  Opuntia basilaris F. W. Peirson 1924-5-14 4618 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA65771  Echinocereus engelmannii var. engelmannii F. W. Peirson 1922-6-23 3146 San Bernardino Creek leading up to a divide over Holocomb Creek, San Bernardino Mountains 2439 Comment
  RSA65784  Cleomella plocasperma F. W. Peirson 1924-9-1 5137 San Bernardino Open land above Box S Spring, grade near Cushenberry Spring. north base of San Bernardino Mountains. 1128 Comment
  RSA65785  Cleomella plocasperma F. W. Peirson 1916-7-8 1920 San Bernardino Open land above Box S Spring, grade near Cushenberry Spring. north base of San Bernardino Mountains. 1220 Comment
  RSA65786  Cleomella obtusifolia F. W. Peirson 1928-4-26 7923 San Bernardino Twentynine Palms, s. edge of Mojave Desert. Comment
  RSA65787  Cleomella obtusifolia F. W. Peirson 1922-5-14 3004 San Bernardino 8 miles north of Barstow. Comment
  RSA65789  Cleomella obtusifolia F. W. Peirson 1924-5-14 4576 San Bernardino 21 miles east of Victorville. Comment
  RSA65811  Descurainia incana subsp. incisa F. W. Peirson 1942-5-10 13433 San Bernardino Summit of Johnson Grade above Baldwin Lake, San Bernardino Mts. Comment
  RSA65818  Descurainia pinnata subsp. menziesii F. W. Peirson 1933-6-25 10673 San Bernardino Low open valley east of Fish Hatchery, east end of Bear Valley 2134 Comment
  RSA65835  Descurainia incana subsp. incisa F. W. Peirson 1922-8-23 3277 San Bernardino Dry Lake, San Bernardino Mountains. 2774 Comment
  RSA65845  Eriogonum microtheca var. corymbosoides F. W. Peirson 1924-9-1 5150 San Bernardino Johnson's Grade 1921 Comment
  RSA65851  Eriogonum microtheca var. johnstonii F. W. Peirson 1922-7-19 3199 San Bernardino Cucamonga Peak, San Gabriel Mountains 2591 Comment
  RSA65862  Polygonum sawatchense subsp. sawatchense F. W. Peirson 1922-8-22 4216 San Bernardino Meadows of South Fork of Santa Ana River, San Bernardino Mountains. 2561 Comment
  RSA65874  Polygonum kelloggii F. W. Peirson 1906-8-15 1799 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA65875  Polygonum kelloggii F. W. Peirson 1924-7-5 s.n. San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA65881  Monolepis spathulata F. W. Peirson 1922-8-26 3287 San Bernardino Cienega Seca Creek 2256 Comment
  RSA65883  Monolepis spathulata F. W. Peirson 1922-6-21 3148 San Bernardino East of Big Meadows, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA65890  Centrostegia thurberi var. thurberi F. W. Peirson 1917-5-13 1771 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA65896  Centrostegia thurberi var. thurberi F. W. Peirson 1921-5-29 5344 San Bernardino Mojave River. 884 Comment
  RSA65911  Eriogonum nidularium F. W. Peirson 1927-5-7 7277 San Bernardino 1 mile east of Kramer. Comment
  RSA65914  Polygonum bistortoides F. W. Peirson 1924-7-5 4892 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA65915  Eriogonum kennedyi var. alpigenum F. W. Peirson 1906-8-19 1753 San Bernardino Summit of San Gorgonio Peak 3491 Comment
  RSA65925  Eriogonum inflatum var. inflatum F. W. Peirson 1924-5-14 4584 San Bernardino Box S Springs, near north base of San Bernardino Mountains, southern Mojave Desert 1082 Comment
  RSA65929  Eriogonum kennedyi var. kennedyi F. W. Peirson 1930-7-2 8966 San Bernardino Ridge at summit of Johnson's Grade, east of Baldwin Lake. 2104 Comment
  RSA65933  Polygonum bistortoides F. W. Peirson 1922-8-25 3275 San Bernardino South Fork of Santa Ana River, 2439 Comment
  RSA65939  Polygonum ramosissimum F. W. Peirson 1924-9-1 5161 San Bernardino North side of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA65979  Eriogonum evanidum F. W. Peirson 1929-8-23 8587 San Bernardino Southwest slopes of Baldwin Lake, San Bernardino Mts. 2073 Comment
  RSA65981  Polygonum amphibium var. stipulaceum F. W. Peirson 1906-8-18 1789 San Bernardino Dry Lake. 2774 Comment
  RSA65982  Eriogonum inflatum var. inflatum F. W. Peirson 1935-4-18 11479 San Bernardino Copper Basin Creek, Whipple Mountains Comment
  RSA65987  Eriogonum umbellatum var. minus F. W. Peirson 1922-7-19 4210 San Bernardino Cucamonga Peak, San Gabriel Mountains 2591 Comment
  RSA65989  Eriogonum umbellatum var. subaridum F. W. Peirson 1922-7-7 3177 San Bernardino Sheep Creek, San Gabriel Mountains 1616 Comment
  RSA65990  Eriogonum umbellatum subsp. munzii F. W. Peirson 1920-8-22 2247 San Bernardino East of Foxesee Creek [Forsee Creek], San Bernardino Mountains. 2134 Comment
  RSA66000  Eriogonum mohavense F. W. Peirson 1921-5-29 4205 San Bernardino Mojave River. 884 Comment
  RSA66007  Eriogonum parishii F. W. Peirson 1920-8-24 2252 San Bernardino Santa Ana River, San Bernardino Mts. 1982 Comment
  RSA66034  Eriogonum plumatella F. W. Peirson 1922-5-13 2963 San Bernardino North slope of Pilot Know. 1524 Comment
Read comments
Oct 23 2014
  RSA66038  Eriogonum baileyi var. baileyi F. W. Peirson 1924-8-31 5100 San Bernardino 1 mile N of cajon Pass. Comment
  RSA66048  Eriogonum maculatum F. W. Peirson 1921-12-18 2645 San Bernardino 24 mi. north of Barstow. Comment
  RSA66057  Rorippa sinuata F. W. Peirson 1922-6-22 4185 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA66059  Nasturtium officinale F. W. Peirson 1919-4-16 372 San Bernardino Cajon Pass, west end of San Bernardino Mts. 686 Comment
  RSA66071  Barbarea orthoceras F. W. Peirson 1924-7-5 4901 San Bernardino Bluff Lake, San Bernardino Mts. 2286 Comment
  RSA66072  Barbarea orthoceras F. W. Peirson 1922-6-24 3144 San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA66092  Tropidocarpum gracile F. W. Peirson 1922-5-13 2964 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA66118  Cusickiella douglasii F. W. Peirson 1930-4-28 8755 San Bernardino Sugarloaf Road south of Baldwin Lake 2133 Comment
  RSA66119  Cusickiella douglasii F. W. Peirson 1924-5-15 4589 San Bernardino Baldwin Lake. 2043 Comment
  RSA66151  Arabis divaricarpa F. W. Peirson 1920-8-22 2244 San Bernardino Foxesee Creek, San Bernardino Mts. 2591 Comment
  RSA66154  Erysimum capitatum var. capitatum F. W. Peirson 1932-3-25 9837 San Bernardino 8 miles from Barstow on road to Victorville 701 Comment
  RSA66163  Erysimum capitatum var. capitatum F. W. Peirson 1924-7-15 4967 San Bernardino Coon Creek Divide, San Bernardino Mts. 2438 Comment
  RSA66168  Erysimum capitatum var. capitatum F. W. Peirson 1916-7-6 1903 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA66178  Draba corrugata F. W. Peirson 1920-8-22 2325 San Bernardino Foxesse Creek, San Bernardino Mts. 2668 Comment
  RSA66184  Eriogonum molestum F. W. Peirson 1741 San Bernardino San Bernardino Mountains. Comment
  RSA66186  Eriogonum cithariforme F. W. Peirson 1924-8-31 5101 San Bernardino 1 mile N of cajon Pass. Comment
  RSA66195  Arabis pulchra var. gracilis F. W. Peirson 1930-4-16 8733 San Bernardino Cima Road, 10 miles south of the Las Vegasto Barstow Road Comment
  RSA66196  Arabis pulchra var. gracilis F. W. Peirson 1922-5-13 2966 San Bernardino Summit of Pilot Knob, Mohave Desert. 1677 Comment
  RSA66198  Arabis pulchra F. W. Peirson 1924-5-15 4568 San Bernardino Cactus Flat 1829 Comment
  RSA66235  Platystemon californicus F. W. Peirson 1917-5-13 1884 San Bernardino West of Victorville. Comment
  RSA66250  Arabis hirsuta var. glabrata F. W. Peirson 1922-8-27 6350 San Bernardino Santa Ana River, San Bernardino Mts 1936 Comment
  RSA66292  Dicentra chrysantha F. W. Peirson 1929-10-11 8596 San Bernardino City Creek Rd., 2 mi west of Bear Lake Dam. 2134 Comment
  RSA66293  Canbya candida F. W. Peirson 1921-5-29 4319 San Bernardino north slope of Cajon Pass 1098 Comment
  RSA66310  Argemone munita subsp. munita F. W. Peirson 1935-4-18 11478 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino county Comment
  RSA66320  Polygonum lapathifolium F. W. Peirson 1920-6-22 1791 San Bernardino 2 miles south of Chino Comment
  RSA66339  Eriogonum davidsonii F. W. Peirson 1930-7-5 9003 San Bernardino Quarry northwest of Baldwin Lake, San Bernardino Mountains. 2073 Comment
  RSA66343  Eriogonum brachyanthum F. W. Peirson 1922-7-7 4743 San Bernardino San Gabriel Mountains: Sheep Creek. 1448 Comment
  RSA66489  Eschscholzia glyptosperma F. W. Peirson 1932-3-24 9821 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA66490  Eschscholzia glyptosperma F. W. Peirson 1922-5-14 3003 San Bernardino 5 miles north of Barstow. Comment
  RSA66491  Eschscholzia glyptosperma F. W. Peirson 1928-4-1 7771 San Bernardino canyon floor about 4 mi. below Bradbury Well, on road to Old Confidence Mill, Death Valley Region. Comment
Read comments
Dec 12 2016
  RSA66492  Eschscholzia glyptosperma F. W. Peirson 1927-5-7 7281 San Bernardino 1 mile east of Kramer. Comment
  RSA66507  Arabis parishii F. W. Peirson 1924-5-15 4571 San Bernardino Summit above Doble, San Bernardino Mountains 2100 Comment
  RSA66510  Arabis platysperma F. W. Peirson 1906-8-15 656 San Bernardino Lookout Mt., Bluff Lake, San Bernardino Mountains. Comment
  RSA66516  Arabis platysperma F. W. Peirson 1924-7-5 4897 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA66521  Arabis holboellii var. pinetorum F. W. Peirson 1930-7-8 s.n. San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], N side of Sugarloaf, San Bernardino Mts 2439 Comment
Read comments
Aug 15 2011
  RSA66522  Arabis holboellii var. pinetorum F. W. Peirson 1922-6-22 3135 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA66542  Caulanthus inflatus F. W. Peirson 1922-5-12 3014 San Bernardino 22 miles north of Barstow, Comment
  RSA66553  Draba corrugata F. W. Peirson 1916-7-6 648 San Bernardino Bear Lake region [Big Bear Lake], San Bernardino Mountains. Comment
  RSA66554  Draba corrugata F. W. Peirson 1951-1 57 San Bernardino San Bernardino Mountains. Comment
  RSA66556  Draba corrugata F. W. Peirson 1922-6-23 4430 San Bernardino Along ridge, Sugarloaf Peak. 2927 Comment
  RSA66558  Draba corrugata F. W. Peirson 1930-7-4 8997 San Bernardino Greene Creek, north slope of Sugerloaf. 2515 Comment
  RSA66587  Lesquerella tenella F. W. Peirson 1932-3-23 9812 San Bernardino 35 miles S of Needles on road to Blythe. Comment
  RSA66599  Rorippa curvisiliqua F. W. Peirson 1924-7-5 2590 San Bernardino Bluff Lake, San Bernardino Mountains 2317 Comment
  RSA66685  Wislizenia refracta subsp. refracta F. W. Peirson 1928-4-26 7922 San Bernardino Twentynine Palms, s. edge of Mojave Desert Comment
  RSA66700  Arabis parishii F. W. Peirson 1930-4-28 8752 San Bernardino Sugarloaf Road south of Baldwin Lake 2133 Comment
  RSA66707  Caulanthus amplexicaulis var. amplexicaulis F. W. Peirson 1919-6-4 64 San Bernardino Icehouse Canyon 1600 Comment
  RSA66714  Streptanthus bernardinus F. W. Peirson 1926-9-5 7075 San Bernardino Lake Arrowhead 1524 Comment
  RSA66715  Caulanthus major F. W. Peirson 1929-10-5 8594 San Bernardino Along stream south of Peter Pan Woodland Club, Bear Valley 2134 Comment
  RSA66716  Streptanthus bernardinus F. W. Peirson 1929-7-11 8453 San Bernardino Fawnskin, Bear Valley. 2072 Comment
  RSA66745  Eschscholzia minutiflora F. W. Peirson 1930-4-16 8739 San Bernardino 6 miles south of summit on Cima road, eastern San Bernardino County. Comment
  RSA66746  Eschscholzia minutiflora F. W. Peirson 1922-5-13 4176 San Bernardino 2 miles north of Granite Wells, Mojave Desert. Comment
  RSA66783  Thysanocarpus laciniatus F. W. Peirson 1921-5-29 665 San Bernardino north slope of Cajon Pass 1097 Comment
  RSA66802  Thelypodium stenopetalum F. W. Peirson 1926-5-30 6741 San Bernardino North side of Baldwin Lake. San Bernardino Mountains. 2043 Comment
  RSA66804  Streptanthella longirostris F. W. Peirson 1917-5-13 1914 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA66805  Streptanthella longirostris F. W. Peirson 1930-4-16 8730 San Bernardino Cima road, 8 miles S of the Las Vegas to Baker road Comment
  RSA66810  Streptanthella longirostris F. W. Peirson 1924-3-25 9838 San Bernardino 18 miles from Barstow on Victorville road 732 Comment
  RSA66818  Caulanthus cooperi F. W. Peirson 1917-5-14 672 San Bernardino Cajon Pass. Comment
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Jan 2 2017
  RSA66834  Thelypodium integrifolium subsp. affine F. W. Peirson 1924-8-31 5132 San Bernardino Box S Spring, N base of San Bernardino Mts 1082 Comment
  RSA66835  Thelypodium integrifolium subsp. affine F. W. Peirson 1924-8-31 1916 San Bernardino South of Victorville. Comment
  RSA66836  Streptanthus bernardinus F. W. Peirson 1916-7-6 673 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA67107  Myosurus minimus subsp. montanus F. W. Peirson 1922-6-22 3110 San Bernardino South Fork of Santa Ana River. 2378 Comment
  RSA67112  Myosurus aristatus F. W. Peirson 1924-5-15 4557 San Bernardino Summit above Doble, San Bernardino Mountains 2100 Comment
  RSA67140  Galium parishii F. W. Peirson 1920-8-24 2654 San Bernardino Big Meadow. 2134 Comment
  RSA67141  Galium parishii F. W. Peirson 1930-7-7 9016 San Bernardino Arrastre Flat 2287 Comment
  RSA67144  Galium parishii F. W. Peirson 1924-7-5 4889 San Bernardino Bluff Lake Meadow. 2317 Comment
  RSA67155  Galium trifidum var. pusillum F. W. Peirson 1924-7-5 4893 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA67358  Lepidium flavum F. W. Peirson 1917-5-13 676 San Bernardino Mojave Desert. Comment
  RSA67360  Lepidium fremontii F. W. Peirson 1917-5-13 2812 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA67362  Lepidium fremontii F. W. Peirson 1930-4-29 8760 San Bernardino A short distance below Cusshenberry Springs, N base of San Bernardino Mt. 1220 Comment
  RSA68618  Calochortus invenustus Frank W. Peirson 1922-7-18 s.n. San Bernardino Kelly's Cabin, Ontario Ridge, San Gabriel Mountains, west San Bernardino County. 2470 Comment
  RSA68636  Calochortus plummerae Frank W. Peirson 1922-7-4 4098 San Bernardino Lone Pine canyon, San Gabriel Mountains. 1143 Comment
  RSA68646  Calochortus palmeri var. palmeri Frank W. Peirson 1924-7-6 4923 San Bernardino North shore of Bear Lake (Nr its West end) 2042 Comment
  RSA68647  Calochortus invenustus Frank W. Peirson 1916-7-6 1669 San Bernardino Bear Lake region [Big Bear Lake], San Bernardino Mountains. Comment
  RSA68678  Zigadenus brevibracteatus Frank W. Peirson 1917-5-13 1688 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA68680  Zigadenus brevibracteatus Frank W. Peirson 1922-5-12 3012 San Bernardino 3 miles south of Copper City, Mojave Desert. Comment
  RSA68708  Lilium parryi Frank W. Peirson 1951-1 1677 San Bernardino San Bernardino Mountains. Comment
  RSA687779  Delphinium parishii F. W. Peirson 1933-6-24 10675 San Bernardino below the road and south of the turn up to the Johnston Summit, east of Baldwin Lake. San Bernardino Mts. 2058 Comment
  RSA68789  Delphinium parishii F. W. Peirson 1926-5-29 6739 San Bernardino Cactus Flat. Comment
  RSA68962  Plantago purshii var. oblonga F. W. Peirson 1930-7-2 8967 San Bernardino Ridge south from summit of Johnsons Grade, east end of San Bernardino Mountains 2104 Comment
  RSA68965  Plantago purshii var. oblonga F. W. Peirson 1916-7-8 1180 San Bernardino Near western end of Baldwin Lake. San Bernardino Mts Comment
  RSA68983  Plantago ovata var. fastigiata F. W. Peirson 1922-5-14 4497 San Bernardino 8 miles north of Barstow, on Granite Wells road; Mojave desert Comment
  RSA68990  Plantago lanceolata F. W. Peirson 1920-5-18 2150 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA68998  Samolus parviflorus F. W. Peirson 1920-6-22 s.n. San Bernardino Chino Creek 152 Comment
  RSA68999  Samolus parviflorus F. W. Peirson 1923-8-26 s.n. San Bernardino above road to Seven Oaks, in Mill Creek. 1220 Comment
  RSA69029  Dodecatheon alpinum subsp. majus F. W. Peirson 1922-8-22 s.n. San Bernardino Meadows of South Fork of Santa Ana River, San Bernardino Mountains. 2561 Comment
  RSA69037  Dodecatheon alpinum subsp. majus F. W. Peirson 1906-8-15 s.n. San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA69043  Dodecatheon hendersonii F. W. Peirson 1924-5-16 4599 San Bernardino South side of Bear Lake, ca. 2.5 miles from dam. 2043 Comment
  RSA69242  Phyllodoce breweri F. W. Peirson 1906-8-19 847 San Bernardino Summit of San Gorgonio Peak 3491 Comment
  RSA69265  Pterospora andromedea F. W. Peirson 1920-8-25 2272 San Bernardino San Bernardino Mts. Dollar Lake region. 2668 Comment
  RSA69272  Chimaphila umbellata subsp. occidentalis F. W. Peirson 1920-8-25 829 San Bernardino San Bernardino Mts. Dollar Lake region. 2668 Comment
  RSA69306  Pyrola minor F. W. Peirson 1920-8-25 2587 San Bernardino San Bernardino Mts. Dollar Lake region. 2668 Comment
  RSA69317  Pyrola asarifolia subsp. asarifolia F. W. Peirson 1924-7-13 4941 San Bernardino Along bank of Fish Creek, upper Santa Ana River 2317 Comment
  RSA69319  Pyrola californica F. W. Peirson 1923-8-23 3983 San Bernardino Vivian Creek Marsh, San Bernardino Mts., southern California 2439 Comment
  RSA69391  Thalictrum sparsiflorum F. W. Peirson 1906-8-15 645 San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA69397  Thalictrum sparsiflorum F. W. Peirson 1923-8-23 3981 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA69442  Frasera neglecta F. W. Peirson 1930-7-7 9015 San Bernardino East end of Arrastre Flat 2256 Comment
  RSA69451  Juncus effusus subsp. austrocalifornicus F. W. Peirson 1922-6-20 3096 San Bernardino 4 miles east of San Bernardino. Comment
  RSA69465  Mirabilis laevis var. villosa F. W. Peirson 1924-5-15 4611 San Bernardino Cushenbury Grade, N base of San Bernardino Mts 1311 Comment
  RSA69477  Luzula comosa F. W. Peirson 1924-9-2 5188 San Bernardino Near Fish Camp, San Bernardino Mountains. 2058 Comment
  RSA69478  Luzula comosa F. W. Peirson 1924-7-5 5428 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA69480  Luzula comosa F. W. Peirson 1920-8-25 2270 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains. 2439 Comment
  RSA69491  Mirabilis laevis var. crassifolia F. W. Peirson 1923-3-3 5220 San Bernardino Rough land east of Mentone. Comment
  RSA69502  Luzula comosa F. W. Peirson 1923-8-23 4263 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA69531  Maianthemum stellatum Frank W. Peirson 1922-7-22 4101 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains 2378 Comment
  RSA69533  Maianthemum stellatum Frank W. Peirson 1920-9-14 1682 San Bernardino Coldwater Cienega, Lytle Creek 2134 Comment
  RSA69543  Mentzelia reflexa F. W. Peirson 1932-3-24 9824 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA69544  Mentzelia reflexa F. W. Peirson 1928-4-1 7765 San Bernardino 33 miles north of Baker. Comment
  RSA69554  Mentzelia tridentata F. W. Peirson 1922-5-12 4111 San Bernardino 10 miles N of Barstow on Granite Wells Road Comment
  RSA69557  Mentzelia jonesii F. W. Peirson 1928-3-31 7756 San Bernardino N of Victorville. Comment
  RSA69562  Mentzelia jonesii F. W. Peirson 1917-5-13 754 San Bernardino West of Victorville. Comment
  RSA69580  Mentzelia laevicaulis F. W. Peirson 1920-9-15 121 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1982 Comment
  RSA69599  Sagittaria cuneata F. W. Peirson 1924-7-5 4894 San Bernardino Bluff Lake, San Bernardino Mts 2286 Comment
  RSA69633  Juncus mexicanus F. W. Peirson 1924-7-5 4916 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA69635  Juncus balticus subsp. ater F. W. Peirson 1920-8-25 2268 San Bernardino Dollar Lake, San Bernardino Mountains. 2744 Comment
  RSA69646  Malaxis brachypoda Frank W. Peirson 1922-8-25 s.n. San Bernardino Meadows of South Fork, Santa Ana River Comment
  RSA69659  Juncus macrophyllus F. W. Peirson 1922-8-27 3271 San Bernardino Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA69661  Juncus macrophyllus F. W. Peirson 1920-5-18 2139 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA69672  Juncus bufonius var. occidentalis F. W. Peirson 1920-5-20 1643 San Bernardino Lytle Creek, San Gabriel Mts. 610 Comment
  RSA69684  Mentzelia desertorum F. W. Peirson 1928-4-1 7764 San Bernardino 33 miles north of Baker. Comment
  RSA69686  Mentzelia obscura F. W. Peirson 1932-3-24 9819 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA69688  Mentzelia veatchiana F. W. Peirson 1922-5-13 2983 San Bernardino 2 miles north of Granite Wells, Mojave Desert. Comment
  RSA69692  Mentzelia albicaulis F. W. Peirson 1927-5-8 7295 San Bernardino Half way between Victorville and Barstow. Comment
  RSA69707  Mentzelia obscura F. W. Peirson 1932-3-25 9836 San Bernardino North of Yermo. 610 Comment
  RSA69726  Lemna minuta F. W. Peirson 1924-8-31 5111 San Bernardino South of Victorville. 793 Comment
  RSA69729  Spirodela polyrhiza F. W. Peirson 1924-8-31 5110 San Bernardino South of Victorville. 793 Comment
  RSA69782  Gentiana simplex F. W. Peirson 1920-8-25 2256 San Bernardino South Fork of Santa Ana River 2439 Comment
  RSA69794  Gentiana amarella F. W. Peirson 1922-8-22 3274 San Bernardino Meadows of South Fork of Santa Ana River, San Bernardino Mountains. 2561 Comment
  RSA69797  Gentiana fremontii F. W. Peirson 1922-6-22 3136 San Bernardino South Fork of Santa Ana River. 2378 Comment
  RSA69798  Gentiana fremontii F. W. Peirson 1909-8-10 869 San Bernardino South Fork Meadows of Santa Ana River 2439 Comment
  RSA69846  Platanthera sparsiflora Frank W. Peirson 1918-7-8 12 San Bernardino San Antonio Canyon, San Gabriel Mountains, W San Bernardino [County] 1829 Comment
  RSA69860  Juncus torreyi F. W. Peirson 1923-8-30 4011 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA69862  Juncus torreyi F. W. Peirson 1924-8-2 5117 San Bernardino South of Victorville. 793 Comment
  RSA69874  Amsonia tomentosa var. tomentosa F. W. Peirson 1916-7-8 883 San Bernardino Box S Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA69875  Amsonia tomentosa var. tomentosa F. W. Peirson 1924-7-6 4928 San Bernardino Mojave River, San Bernardino Mtns. Foot of Toll Road. Comment
  RSA69876  Amsonia tomentosa var. tomentosa F. W. Peirson 1928-4-25 7921 San Bernardino High Plateau country, White Tank region, about 10miles south of Twntynine Plams. Comment
  RSA69895  Fraxinus velutina F. W. Peirson 1920-5-18 2144 San Bernardino Lytle Creek, eastern San Gabriel Mtns. 762 Comment
  RSA69896  Fraxinus velutina var. coriacea F. W. Peirson 1922-5-14 2994 San Bernardino Bottom land of Mojave River, between Oro Grande and Bridge. Comment
  RSA69911  Asclepias vestita F. W. Peirson 1921-5-29 887 San Bernardino Summit of Cajon Pass. 1220 Comment
  RSA69919  Apocynum X floribundum F. W. Peirson 1929-7-11 8457 San Bernardino fairly abundant on ridge and slopes back of and at Public Auto Camp, Fawnskin, Bear Valley. 2043 Comment
  RSA69921  Apocynum androsaemifolium F. W. Peirson 1930-7-8 9034 San Bernardino Fish Hatchery north slope of SugarLoaf. 2363 Comment
Read comments
Aug 15 2011
  RSA69941  Nitrophila occidentalis F. W. Peirson 1920-6-22 1836 San Bernardino Chino Creek 152 Comment
  RSA69943  Nitrophila occidentalis F. W. Peirson 1916-7-8 855 San Bernardino Near western end of Baldwin Lake. San Bernardino Mts Comment
  RSA69949  Grayia spinosa F. W. Peirson 1922-5-13 2998 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA69952  Krascheninnikovia lanata F. W. Peirson 1917-5-13 1831 San Bernardino West of Victorville. Comment
  RSA69954  Krascheninnikovia lanata F. W. Peirson 1922-5-13 2999 San Bernardino Summit of Pilot Knob, Mohave Desert. 1677 Comment
  RSA69974  Abronia nana var. covillei F. W. Peirson 1924-7-6 1845 San Bernardino North shore of Bear Lake (Nr its West end) 2043 Comment
  RSA69975  Abronia pogonantha F. W. Peirson 1916-7-9 1844 San Bernardino Mojave Desert, near Victorville. Comment
  RSA69976  Abronia pogonantha F. W. Peirson 1921-5-29 5216 San Bernardino Mojave River 869 Comment
  RSA69978  Abronia pogonantha F. W. Peirson 1930-4-13 8696 San Bernardino Garlic Spring, Mojave Desert Comment
  RSA69984  Mirabilis pumila F. W. Peirson 1916-7-8 1850 San Bernardino Cushenbury Grade, north slope of San Bernardino Mtns. Comment
  RSA69985  Mirabilis pumila F. W. Peirson 1920-8-26 2257 San Bernardino Santa Ana River, San Bernardino Mountains. 1372 Comment
  RSA69986  Mirabilis pumila F. W. Peirson 1922-8-26 5217 San Bernardino Cienega Seca Creek 2378 Comment
  RSA69987  Mirabilis pumila F. W. Peirson 1924-7-5 4920 San Bernardino Gold Mountain, near Baldwin Lake 2210 Comment
  RSA69996  Styrax redivivus F. W. Peirson 1916-7-3 851 San Bernardino Waterman Canyon. Comment
  RSA69998  Styrax redivivus F. W. Peirson 1930-4-17 8750 San Bernardino Foothills between Lytle Creek and Cajon Creek, western San Bernardino County. Comment
  RSA69999  Styrax redivivus F. W. Peirson 1924-9-2 5198 San Bernardino City Creek Road, San Bernardino Mts. 1524 Comment
  RSA70013  Amaranthus californicus F. W. Peirson 1926-9-5 7074 San Bernardino Lake Arrowhead 1524 Comment
  RSA70020  Suaeda calceoliformis F. W. Peirson 1924-9-1 5159 San Bernardino Saline flats at N end of Baldwin Lake, San Bernardino Mts. 2043 Comment
  RSA70022  Suaeda moquinii F. W. Peirson 1924-8-31 5123 San Bernardino Open desert, 4 miles west of Box S Ranch, so. Mojave Desert 915 Comment
  RSA70025  Suaeda moquinii F. W. Peirson 1924-8-31 5123 San Bernardino Open desert, 4 miles west of Box S Ranch, so. Mojave Desert 915 Comment
  RSA70032  Salsola tragus F. W. Peirson 1916-7-8 1838 San Bernardino Box S Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA70045  Corallorhiza maculata Frank W. Peirson 1922-6-25 4104 San Bernardino Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA70046  Corallorhiza maculata Frank W. Peirson 1922-7-18 3212 San Bernardino Kelly's Cabin, Ontario Ridge, San Gabriel Mountains, west San Bernardino County. 2470 Comment
  RSA70052  Epipactis gigantea Frank W. Peirson 1922-7-7 5340 San Bernardino Rangers Cabin, Swarthout Valley, north side of San Gabriel Mountains/ W San Bernardino County. 1799 Comment
  RSA70056  Epipactis gigantea Frank W. Peirson 1918-7-8 13 San Bernardino San Antonio Canyon, San Gabriel Mountains, W San Bernardino [County] 1829 Comment
  RSA70060  Juncus rugulosus F. W. Peirson 1924-7-16 4974 San Bernardino Oak Glen Region, San Bernardino Mountains. 1372 Comment
  RSA70065  Juncus parryi F. W. Peirson 1922-8-23 3267 San Bernardino North slope of Mt. San Gorgonio, San Bernardino Mountains. 2988 Comment
  RSA70068  Platanthera sparsiflora Frank W. Peirson 1920-9-14 4284 San Bernardino Coldwater cienega, tributary of Lytle Creek, San Gabriel Mountains. 2134 Comment
  RSA70074  Piperia unalascensis Frank W. Peirson 1922-6-25 3152 San Bernardino Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA70084  Platanthera sparsiflora Frank W. Peirson 1919-6-6 504 San Bernardino North Fork of San Antonio Creek, San Gabriel Mountains 2287 Comment
  RSA70164  Dichelostemma capitatum subsp. pauciflorum F. W. Peirson 1922-5-12 2993 San Bernardino 22 miles north of Barstow, Comment
  RSA70174  Allium monticola F. W. Peirson 1922-7-21 5355 San Bernardino east trail to Mt. San Antonio. 2866 Comment
  RSA70181  Allium parryi F. W. Peirson 1922-6-25 3139 San Bernardino Along road shortly before Barton Flat Road, valley of Santa Ana River, San Bernardino Mountains. 1616 Comment
  RSA70182  Allium parryi F. W. Peirson 1916-7-6 1649 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA70183  Allium parryi F. W. Peirson 1930-7-7 9022 San Bernardino Arrastre Flat 2287 Comment
  RSA70190  Allium fimbriatum var. mohavense F. W. Peirson 1922-5-12 2990 San Bernardino About 1 mile south of top of grade near Pilot Knob, Mojave Desert. Comment
  RSA70203  Allium campanulatum F. W. Peirson 1930-7-2 8970 San Bernardino Ridge south of summit of Johnson Grade, east end of San Bernardino Mountains. 2134 Comment
  RSA70213  Allium campanulatum F. W. Peirson 1926-5-30 6746 San Bernardino North side of Baldwin Lake. San Bernardino Mountains. 2043 Comment
  RSA70266  Juncus macrandrus F. W. Peirson 1923-8-23 3969 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA70295  Juncus duranii F. W. Peirson 1918-7-7 1639 San Bernardino Kellly s Cabin, Ontario Ridge, San Gabriel Mountains. 2500 Comment
  RSA70315  Juncus xiphioides F. W. Peirson 1923-8-30 4024 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA70317  Juncus tiehmii F. W. Peirson 1922-6-21 3105 San Bernardino East of Big Meadows, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA70320  Asclepias erosa F. W. Peirson 1930-5-31 8923 San Bernardino dandy desert in open scrub for several miles; 3 mi. south of Old Woman Spring. Comment
  RSA70324  Asclepias erosa F. W. Peirson 1927-7-10 7354 San Bernardino Mexican Well, eastern border of San Bernardino Co. 1220 Comment
  RSA70325  Asclepias eriocarpa F. W. Peirson 1924-9-2 5194 San Bernardino roadside a few roads up the road toward Greer Valley; city Creek Road. 1799 Comment
  RSA70339  Asclepias californica F. W. Peirson 1921-5-30 2677 San Bernardino Mojave River, Victorville. 884 Comment
  RSA70355  Menodora spinescens F. W. Peirson 1930-4-16 8732 San Bernardino 8 miles south of Cima, eastern San Bernardino Comment
  RSA70359  Cycladenia humilis var. venusta F. W. Peirson 1919-6-6 147 San Bernardino North Fork of San Antonio Creek, San Gabriel Mts. 2438 Comment
  RSA70362  Amsonia tomentosa var. tomentosa F. W. Peirson 1935-4-20 11511 San Bernardino Rough broken country near state line, about half way up long grade east of Lakeview. Comment
  RSA70363  Amsonia tomentosa var. tomentosa F. W. Peirson 1926-5-29 6737 San Bernardino Considerable clumps on roadside, Cactus Flat, San Bernardino Mts. 1799 Comment
  RSA70394  Chamaesyce setiloba F. W. Peirson 1930-4-14 8705 San Bernardino About 3 miles north of Cave Spring. Comment
  RSA70401  Chamaesyce serpillifolia F. W. Peirson 1923-8-24 3992 San Bernardino Vivian Creek 2439 Comment
  RSA70456  Allium burlewii F. W. Peirson 1922-6-21 3352 San Bernardino Big Meadow, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA70457  Allium burlewii F. W. Peirson 1918-7-7 266 San Bernardino Summit of Ontario Peak, San Gabriel Mts. 2621 Comment
  RSA70506  Geranium richardsonii F. W. Peirson 1923-8-23 3982 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA70517  Geranium richardsonii F. W. Peirson 1930-7-4 8987 San Bernardino Green Creek, north slope of Sugarloaf, San Bernardino Mts. 2378 Comment
  RSA70521  Calochortus striatus Frank W. Peirson 1924-5-14 4563 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
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Oct 25 2014
  RSA70524  Calochortus invenustus Frank W. Peirson 1922-7-20 5377 San Bernardino Coldwater Creek cienega 2529 Comment
  RSA70525  Calochortus invenustus Frank W. Peirson 1922-6-22 3138 San Bernardino South Fork of Santa Ana River. 2287 Comment
  RSA70529  Calochortus invenustus Frank W. Peirson 1930-7-1 8964 San Bernardino Baldwin Lake 2043 Comment
  RSA70530  Calochortus invenustus Frank W. Peirson 1930-7-8 9039 San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], north slope of Sugarloaf 2591 Comment
Read comments
Aug 16 2011
  RSA70548  Chamaesyce albomarginata F. W. Peirson 1930-7-5 9006 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2133 Comment
  RSA70577  Sisyrinchium longipes Frank W. Peirson 1920-8-23 s.n. San Bernardino Sugarloaf Mountain, San Bernardino Mountains. 1982 Comment
  RSA70582  Sisyrinchium bellum Frank W. Peirson 1922-6-23 4103 San Bernardino Holcomb Creek, San Bernardino Mountains. 2439 Comment
  RSA70583  Sisyrinchium bellum Frank W. Peirson 1918-7-8 11 San Bernardino San Antonio Canyon, Los Angeles-San Bernardino County Line 1829 Comment
  RSA70592  Iris missouriensis Frank W. Peirson 1926-5-30 6743 San Bernardino North side of Baldwin Lake. San Bernardino Mountains. Alt. 6700 ft. 2043 Comment
  RSA70598  Iris missouriensis Frank W. Peirson 1930-7-3 8980 San Bernardino Below Fish Hatchery, south of Baldwin Lake, San Bernardino Mountains. 2195 Comment
  RSA70606  Iris hartwegii subsp. australis Frank W. Peirson 1922-6-25 2140 San Bernardino Near Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA70607  Iris hartwegii subsp. australis Frank W. Peirson 1916-7-6 1692 San Bernardino Bear Lake region [Big Bear Lake], San Bernardino Mountains. Comment
  RSA70851  Arctostaphylos glandulosa subsp. glaucomollis F. W. Peirson 1924-5-16 4587 San Bernardino City Creek Road, San Bernardino Mts. 1372 Comment
  RSA70852  Arctostaphylos glandulosa subsp. glaucomollis F. W. Peirson 1924-9-2 5196 San Bernardino City Creek Road, San Bernardino Mts. 1524 Comment
  RSA70865  Arctostaphylos pringlei subsp. drupacea F. W. Peirson 1922-6-22 4466 San Bernardino ridge west of canyon of south fork of Santa Ana river, San Bernardino Mts. 2058 Comment
  RSA71007  Cuscuta denticulata F. W. Peirson 1916-7-8 897 San Bernardino BoxS Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA71008  Cuscuta indecora F. W. Peirson 1924-9-1 5147 San Bernardino Cushenbury Springs, N base of San Bernardino Mountains., Mojave Desert. 1232 Comment
  RSA71119  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1930-7-4 8988 San Bernardino Green Creek, north slope of Sugarloaf, San Bernardino Mts. 2378 Comment
  RSA71796  Saltugilia splendens subsp. grantii F. W. Peirson 1919-6-4 457 San Bernardino Icehouse Canyon 1677 Comment
  RSA71824  Saltugilia splendens subsp. splendens F. W. Peirson 1922-7-5 3161 San Bernardino Swartout Valley, 1 mile east of Big Pines 2012 Comment
  RSA71828  Saltugilia splendens F. W. Peirson 1929-7-11 8470 San Bernardino City Creek Road along the slopes of Bear Canyon, San Bernardino Mountains. 2134 Comment
  RSA71833  Gilia leptantha subsp. leptantha F. W. Peirson 1924-7-13 4942 San Bernardino Along bank of Fish Creek, upper Santa Ana River 2317 Comment
  RSA71834  Gilia leptantha subsp. leptantha F. W. Peirson 1922-7-24 2259 San Bernardino Santa Ana River 1905 Comment
  RSA71836  Gilia aliquanta subsp. aliquanta F. W. Peirson 1924-5-14 4548 San Bernardino 2 miles N of Cajon Pass. 915 Comment
  RSA71841  Gilia latiflora subsp. latiflora F. W. Peirson 1930-5-31 8918 San Bernardino Just east of San Bernardino County line on road from Lovejoy Buttes to Adelanto. Comment
  RSA71843  Gilia latiflora subsp. latiflora F. W. Peirson 1922-5-14 4140 San Bernardino 8 miles north of Barstow. Comment
  RSA71850  Gilia cana subsp. speciformis F. W. Peirson 1922-5-12 4138 San Bernardino Mojave Desert. 10 miles north of Barstow. Comment
  RSA71866  Allophyllum violaceum F. W. Peirson 1933-10-15 10926 San Bernardino Dry unused roadway on southwest slope of Baldwin Lake. 2058 Comment
  RSA71868  Gilia cana subsp. bernardina F. W. Peirson 1926-4-28 6686 San Bernardino About 5 miles north of Box S Spring, Mojave Desert. Comment
  RSA71869  Gilia brecciarum subsp. argusana F. W. Peirson 1922-5-13 4139 San Bernardino 2 miles north of Granite Wells, Mojave Desert. Comment
  RSA71877  Gilia leptantha subsp. transversa F. W. Peirson 1924-5-15 4569 San Bernardino Cactus Flat 1829 Comment
  RSA71881  Gilia aliquanta subsp. aliquanta F. W. Peirson 1921-5-29 4131 San Bernardino Along old road, north slope of Cajon Pass. 1098 Comment
  RSA71923  Linanthus filiformis F. W. Peirson 1932-3-24 9825 San Bernardino Baker. Along southwest base of rocky hills. Comment
  RSA71938  Collomia linearis F. W. Peirson 1916-7-6 913 San Bernardino Bear Lake region [Big Bear Lake], San Bernardino Mountains. Comment
  RSA71997  Phlox austromontana F. W. Peirson 1924-5-15 4565 San Bernardino Cactus Flat, San Bernardino Mts. level open place on hills. 1768 Comment
  RSA72001  Phlox austromontana F. W. Peirson 1930-4-29 8757 San Bernardino 1 mile west of the Mohave River on the Hesperia Road. 854 Comment
  RSA72030  Polemonium occidentale F. W. Peirson 1920-8-25 901 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains. 2439 Comment
  RSA72032  Polemonium occidentale F. W. Peirson 1922-8-25 3280 San Bernardino South fork of the Santa Ana River. 2530 Comment
  RSA72039  Phlox dolichantha F. W. Peirson 1916-7-6 905 San Bernardino Ridge south of Bear Valley. Comment
  RSA72040  Phlox dolichantha F. W. Peirson 1926-5-30 6752 San Bernardino South side of Bear Lake near road to Santa Ana River Comment
  RSA72041  Phlox dolichantha F. W. Peirson 1930-7-7 9029 San Bernardino Along south edge of Holcomb Valley 2287 Comment
  RSA72083  Microsteris gracilis subsp. gracilis F. W. Peirson 1924-5-16 4586 San Bernardino 2.5 miles from Bear Lake Dam on south side of Bear Lake 2043 Comment
  RSA72085  Microsteris gracilis subsp. gracilis F. W. Peirson 1922-6-22 3099 San Bernardino South Fork of Santa Ana River. 2622 Comment
  RSA72091  Epilobium canum subsp. latifolium F. W. Peirson 1920-8-23 3349 San Bernardino Santa Ana River 1905 Comment
  RSA72093  Epilobium canum subsp. latifolium F. W. Peirson 1923-8-21 3977 San Bernardino Small canyon back of Forest Home 1829 Comment
  RSA72095  Epilobium canum subsp. latifolium F. W. Peirson 1924-9-2 5174 San Bernardino Fish Camp 2058 Comment
  RSA72114  Epilobium brachycarpum F. W. Peirson 1916-7-6 2267 San Bernardino Bear Lake; San Bernardino Mountains. 2058 Comment
  RSA72116  Epilobium oregonense F. W. Peirson 1924-7-5 2308 San Bernardino Bluff Lake, San Bernardino Mountains 2317 Comment
  RSA72127  Epilobium ciliatum subsp. glandulosum F. W. Peirson 1920-9-14 2304 San Bernardino Coldwater Cienega, Lytle Creek. 2134 Comment
  RSA72130  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1924-7-13 4947 San Bernardino South Fork of Mission Creek; San Bernardino Mountains 2439 Comment
  RSA72131  Epilobium angustifolium subsp. circumvagum F. W. Peirson 1924-7-13 4935 San Bernardino Fish Creek, San Bernardino Mountains. 2058 Comment
  RSA72143  Gayophytum decipiens F. W. Peirson 1932-5-28 9965 San Bernardino southwest shores of Baldwin Lake, San Bernardino Mountains. 2058 Comment
  RSA72149  Gayophytum decipiens F. W. Peirson 1906-8-14 799 San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA72169  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1929-7-11 8460 San Bernardino Fawskin, Bear Valley, San Bernardino Mountains. 2043 Comment
  RSA72171  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1919-4-16 382 San Bernardino South slope of Cajon Pass. 686 Comment
  RSA72181  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1920-9-14 2303 San Bernardino Coldwater Cienega, Lytle Creek. 2134 Comment
  RSA72197  Oenothera californica subsp. californica F. W. Peirson 1920-8-23 2258 San Bernardino San Bernardino Mountains; Santa Ana River. 1905 Comment
  RSA72199  Oenothera californica subsp. californica F. W. Peirson 1921-5-29 2708 San Bernardino Almost due east of Hesperia and on Mojave River. 884 Comment
  RSA72205  Camissonia bistorta F. W. Peirson 1919-4-16 4700 San Bernardino Cajon Pass, west end of San Bernardino Mts. 686 Comment
  RSA72230  Oenothera primiveris subsp. bufonis F. W. Peirson 1922-5-12 2997 San Bernardino 17 miles south of Barstow on Victorville road. Comment
  RSA72234  Camissonia palmeri F. W. Peirson 1922-5-13 2977 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA72256  Camissonia claviformis subsp. claviformis F. W. Peirson 1932-3-25 9835 San Bernardino North of Yermo. 610 Comment
  RSA72296  Aliciella lottiae F. W. Peirson 1924-5-14 4577 San Bernardino 21 miles east of Victorville. Comment
  RSA72314  Gilia diegensis F. W. Peirson 1919-4-16 4133 San Bernardino South slope of Cajon Pass. 686 Comment
  RSA72321  Gilia scopulorum F. W. Peirson 1932-3-24 9830 San Bernardino Baker Comment
  RSA72341  Epilobium canum subsp. latifolium F. W. Peirson 1920-8-22 2250 San Bernardino Foxesee Creek 2439 Comment
  RSA72343  Epilobium canum subsp. latifolium F. W. Peirson 1922-7-18 4115 San Bernardino Rocky outcrop along south edge of Ontario Peak Ridge. San Gabriel Mountains 2591 Comment
  RSA72344  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-14 2293 San Bernardino Coldwater Canyon, Lytle Creek, San Gabriel Mtns. 2363 Comment
  RSA72345  Epilobium canum subsp. latifolium F. W. Peirson 1923-8-21 7344 San Bernardino Small canyon back of Forest Home 1829 Comment
  RSA72350  Epilobium canum subsp. latifolium F. W. Peirson 1926-9-6 7084 San Bernardino Deep Creek Toll Road. 1372 Comment
  RSA72996  Leptosiphon breviculus F. W. Peirson 1924-5-15 4564 San Bernardino Cactus Flat, San Bernardino Mts. level open place on hills. 1768 Comment
  RSA73008  Linanthus killipii F. W. Peirson 1926-5-30 6748 San Bernardino On low hills, chiefly along summits on north side of Baldwin Lake. San Bernardino Mountains. 2043 Comment
  RSA73011  Linanthus concinnus F. W. Peirson 1920-5-19 2142 San Bernardino Devils Backbone Ridge 2134 Comment
  RSA73028  Linanthus jonesii F. W. Peirson 1935-4-18 11483 San Bernardino Along canyon of Copper Basin Creek, Whipple Mountains, eastern Colorado Desert Comment
  RSA73029  Leptosiphon breviculus F. W. Peirson 1928-9-5 7082 San Bernardino Along shores of Arrowhead Lake. 1524 Comment
  RSA73030  Leptosiphon breviculus F. W. Peirson 1921-5-29 2420 San Bernardino Along old road, north slope of Cajon Pass. 1098 Comment
  RSA73034  Leptosiphon breviculus F. W. Peirson 1926-5-29 6738 San Bernardino Cactus Flat. Comment
  RSA73038  Linanthus jonesii F. W. Peirson 1932-3-24 9827 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA73070  Linanthus demissus F. W. Peirson 1922-5-14 2967 San Bernardino In so-called Devil's Kitchen; half way between Barstow and Victorville. Comment
  RSA73073  Linanthus demissus F. W. Peirson 1932-3-24 9826 San Bernardino Baker. Along southwest base of rocky hills. Comment
  RSA73081  Linanthus dichotomus subsp. dichotomus F. W. Peirson 1922-5-13 2984 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA73280  Linanthus pungens F. W. Peirson 1919-6-4 s.n. San Bernardino San Gabriel Mountains: Ontario Ridge, Icehouse Canyon 1890 Comment
  RSA73287  Linanthus pungens subsp. hallii F. W. Peirson 1930-7-3 8981 San Bernardino Below Fish Hatchery, south of Baldwin Lake, San Bernardino Mountains. 2195 Comment
  RSA73288  Linanthus pungens subsp. hallii F. W. Peirson 1922-6-23 3348 San Bernardino Holcomb Creek. 2591 Comment
  RSA73328  Clarkia purpurea subsp. quadrivulnera F. W. Peirson 1919-6-5 467 San Bernardino San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA73677  Leptosiphon floribundus F. W. Peirson 1922-6-25 3116 San Bernardino Near Barton Flats. 1829 Comment
  RSA73682  Linanthus aureus subsp. decorus F. W. Peirson 1920-3-31 2690 San Bernardino Fenner 610 Comment
  RSA73689  Leptosiphon breviculus F. W. Peirson 1916-7-6 938 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA74170  Phacelia ambigua F. W. Peirson 1926-4-27 6679 San Bernardino Along rocky hill, 14 miles E of victorville Comment
  RSA74173  Phacelia ambigua F. W. Peirson 1932-3-23 9814 San Bernardino Along base of desert hills,18 miles S of Needles on Blythe Road Comment
  RSA74190  Phacelia cicutaria var. hispida F. W. Peirson 1919-6-4 4715 San Bernardino San Antonio Canyon. 1448 Comment
  RSA74200  Phacelia campanularia subsp. vasiformis F. W. Peirson 1926-4-27 6678 San Bernardino 13 miles W of Victorville 915 Comment
  RSA74495  Phacelia neglecta F. W. Peirson 1922-5-14 3010 San Bernardino Half between Barstow and Victorville. Comment
  RSA74496  Phacelia neglecta F. W. Peirson 1932-3-24 9834 San Bernardino Baker. Along southwest base of rocky hills. Comment
  RSA74503  Phacelia exilis F. W. Peirson 1930-7-7 9017 San Bernardino Arrastre Flat, San Bernardino Mountains 2287 Comment
  RSA74504  Phacelia mohavensis F. W. Peirson 1916-7-6 961 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA74506  Phacelia exilis F. W. Peirson 1932-5-29 9969 San Bernardino Along road to Fish Hatchery, south of Baldwin Lake 2104 Comment
  RSA74510  Phacelia mustelina F. W. Peirson 1921-12-18 2650 San Bernardino 2 miles North of Granite Wells, rocky point east of road Comment
  RSA74521  Phacelia pachyphylla F. W. Peirson 1927-5-8 7291 San Bernardino 10 miles north of Barstow on road to Granite Wells, Mojave Desert. Comment
  RSA74701  Phacelia rotundifolia F. W. Peirson 1922-5-13 2979 San Bernardino Summit of Pilot Knob, Mohave Desert. 1677 Comment
  RSA74714  Nama densa var. parviflora F. W. Peirson 1932-5-10 9958 San Bernardino 26 miles W of Baker on the Barstow road. 457 Comment
  RSA74716  Nama demissa var. covillei F. W. Peirson 1928-4-1 7766 San Bernardino 33 miles north of Baker. Comment
  RSA74726  Phacelia curvipes F. W. Peirson 1916-7-6 986 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA74728  Phacelia curvipes F. W. Peirson 1921-5-29 2431 San Bernardino north slope of Cajon Pass 1098 Comment
  RSA74818  Nama rothrockii F. W. Peirson 1930-7-7 9025 San Bernardino Arrastre Flat 2287 Comment
  RSA74925  Phacelia hastata F. W. Peirson 1930-7-4 8998 San Bernardino Greene Creek, north slope of Sugerloaf. 2515 Comment
  RSA74945  Phacelia curvipes F. W. Peirson 1930-7-2 8969 San Bernardino Ridge south of summit of Johnson Grade, east end of San Bernardino Mountains. 2134 Comment
  RSA75127  Nemacladus sigmoideus F. W. Peirson 1926-5-30 6747 San Bernardino North side of Baldwin Lake. San Bernardino Mountains. 2043 Comment
  RSA75140  Nemacladus rubescens F. W. Peirson 1922-5-12 1209 San Bernardino Mojave Desert. 15 miles north of Victorville. Comment
  RSA75342  Phacelia bicolor F. W. Peirson 1930-5-31 8919 San Bernardino Road from Lovejoy Buttes to Adelanto, southwestern Mojave Desert. ca. 20 mi. west of Victorville. Comment
  RSA75358  Phacelia fremontii F. W. Peirson 1932-3-25 9839 San Bernardino 18 miles from Barstow on the Victorville road, Mojave Desert 732 Comment
  RSA75360  Phacelia fremontii F. W. Peirson 1924-5-14 4553 San Bernardino 2 miles N of Cajon Pass. 915 Comment
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Feb 19 2017
  RSA75366  Camissonia brevipes subsp. brevipes F. W. Peirson 1932-3-24 9820 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA75368  Camissonia brevipes subsp. brevipes F. W. Peirson 1922-5-12 3015 San Bernardino Mojave Desert. 10 miles north of Barstow. Comment
  RSA75372  Camissonia boothii subsp. boothii F. W. Peirson 1916-7-9 792 San Bernardino Mojave Desert, near Victorville. Comment
  RSA75383  Camissonia strigulosa F. W. Peirson 1921-5-29 4514 San Bernardino north slope of Cajon Pass 1098 Comment
  RSA75400  Camissonia boothii subsp. desertorum F. W. Peirson 1921-5-30 2580 San Bernardino Mojave Desert, Hesperia Comment
  RSA75443  Camissonia micrantha F. W. Peirson 1920-5-28 4701 San Bernardino San Antonio Canyon, San Gabriel Mts. 1463 Comment
  RSA75446  Camissonia confusa F. W. Peirson 1919-5-30 2706 San Bernardino San Antonio Canyon, San Gabriel Mts. 1677 Comment
  RSA75522  Phacelia fremontii F. W. Peirson 1927-5-8 7293 San Bernardino Half way between Victorville and Barstow. Comment
  RSA75526  Phacelia fremontii F. W. Peirson 1930-4-16 8729 San Bernardino Cima road, 8 miles S of the Las Vegas to Baker road Comment
  RSA75527  Phacelia fremontii F. W. Peirson 1930-4-16 8745 San Bernardino About 18 miles north of Goffs on the Cima Road. Comment
  RSA75686  Camissonia refracta F. W. Peirson 1930-4-14 8702 San Bernardino Sandy soil, near Cave Spring, Mojave Desert. Comment
  RSA75866  Nemophila menziesii var. integrifolia F. W. Peirson 1919-4-16 364 San Bernardino South slope of Cajon Pass. 686 Comment
  RSA75881  Nemophila menziesii var. integrifolia F. W. Peirson 1924-5-16 4602 San Bernardino City Creek Road, Fredalba, San Bernardino Mts. 1524 Comment
  RSA75942  Phacelia curvipes F. W. Peirson 1922-6-23 3130 San Bernardino Holcomb Creek, San Bernardino Mts 2515 Comment
  RSA75945  Phacelia austromontana F. W. Peirson 1920-5-19 4717 San Bernardino northward extension of Devil s Backbone 1982 Comment
  RSA75946  Phacelia austromontana F. W. Peirson 1919-6-4 506 San Bernardino Icehouse Canyon 2058 Comment
  RSA75947  Phacelia austromontana F. W. Peirson 1930-7-4 s.n. San Bernardino Green Creek, north slope of Sugarloaf, San Bernardino Mts. 2378 Comment
  RSA75996  Eucrypta micrantha F. W. Peirson 1935-4-18 s.n. San Bernardino Copper Basin Creek, Whipple Mountains, eastern Colorado Desert. Comment
  RSA75998  Nemophila spatulata F. W. Peirson 1922-6-24 3119 San Bernardino About one fourth mile east of mouth of South Fork of Santa Ana River. 1951 Comment
  RSA766476  Eriogonum trichopes F. W. Peirson 1922-5-12 2975 San Bernardino 10 miles north of Barstow. Comment
  RSA76942  Rhus trilobata var. anisophylla F. W. Peirson 1920-4-16 8734 San Bernardino Cima road 12 miles S of Las Vegas to Baker Hgwy. Comment
  RSA76943  Rhus trilobata var. pilosissima F. W. Peirson 1921-5-30 5312 San Bernardino Summit of Cajon Pass.. 1159 Comment
  RSA76959  Stillingia paucidentata F. W. Peirson 1922-5-12 2996 San Bernardino Between Oro Grande and the bridge over the Mohave River. Comment
  RSA76980  Acer negundo subsp. californicum F. W. Peirson 1924-7-16 4977 San Bernardino Abubdant in Poatato Canyon, Oak Glen, San Bernardno Mountains. Alt. 4800 ft. 1463 Comment
  RSA76992  Acer glabrum subsp. diffusum F. W. Peirson 1930-7-4 8990 San Bernardino Greene Creek, north slope of Sugarloaf Peak 2439 Comment
  RSA77035  Malacothamnus orbiculatus F. W. Peirson 1924-9-1 5153 San Bernardino Johnson s Grade, east end of San Bernardino Mountains 1982 Comment
  RSA77036  Malacothamnus orbiculatus F. W. Peirson 1929-9-11 8591 San Bernardino Bear Valley Boulevard near Peter Pan Woodland Club, Bear Valley, San Bernardino Mts. 2073 Comment
  RSA77058  Loeseliastrum schottii F. W. Peirson 1927-5-7 7275 San Bernardino 1 mile east of Kramer. 2218 Comment
  RSA77061  Loeseliastrum matthewsii F. W. Peirson 1926-4-27 6683 San Bernardino Near Box S Ranch, 18 miles east of Victorville, Mojave Desert. Comment
  RSA77067  Langloisia setosissima subsp. punctata F. W. Peirson 1927-5-7 7287 San Bernardino 4 miles west of Barstow Comment
  RSA77069  Langloisia setosissima subsp. punctata F. W. Peirson 1932-3-24 9832 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA77070  Langloisia setosissima subsp. punctata F. W. Peirson 1922-5-14 3009 San Bernardino Half between Barstow and Victorville. Comment
  RSA77151  Ceanothus cordulatus F. W. Peirson 1920-9-14 2277 San Bernardino Coldwater Fork of Lytle Creek, eastern San Gabriel Mountains 2134 Comment
  RSA77156  Ceanothus leucodermis F. W. Peirson 1921-7-18 4446 San Bernardino Lytle Creek, San Gabriel Mts. 1677 Comment
  RSA77164  Ceanothus leucodermis F. W. Peirson 1920-9-14 2281 San Bernardino Coldwater Canyon, San Gabriel Mts. 2134 Comment
  RSA77196  Eremalche rotundifolia F. W. Peirson 1922-5-12 2987 San Bernardino 10 miles N of Barstow on Granite Wells Road Comment
  RSA77200  Eremalche exilis F. W. Peirson 1921-5-29 4449 San Bernardino Mojave River. 884 Comment
  RSA77245  Hesperochiron californicus F. W. Peirson 1932-5-28 9964 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA77248  Hesperochiron californicus F. W. Peirson 1924-5-16 4585 San Bernardino A few feet back from margin of Bear Lake, at east end; San Bernardino Mountains. 2043 Comment
  RSA77254  Nama californica F. W. Peirson 1921-5-29 2421 San Bernardino Cajon Pass Comment
  RSA77420  Petalonyx thurberi F. W. Peirson 1916-6-8 2077 San Bernardino Cushenberry Grade, North base of San Bernardino Mts. Comment
  RSA77422  Petalonyx thurberi F. W. Peirson 1923-9-1 4452 San Bernardino In one of valleys near Blvd, on road E of Phelan, Mojave Desert, San Bernardino County Comment
  RSA77428  Petalonyx nitidus F. W. Peirson 1916-7-8 2076 San Bernardino Cushenberry Grade on north base of San Bernardino Mountains Comment
  RSA77508  Aralia californica F. W. Peirson 1922-9-14 4463 San Bernardino Cascade Canyon, fork of San Antonio Canyon 1371 Comment
  RSA77509  Aralia californica F. W. Peirson 1922-9-14 4463 San Bernardino Cascade Canyon, fork of San Antonio Canyon 1371 Comment
  RSA77572  Lappula occidentalis var. occidentalis F. W. Peirson 1916-7-8 1004 San Bernardino Cushenberry Grade on north base of San Bernardino Mountains Comment
  RSA77717  Ceanothus greggii var. vestitus F. W. Peirson 1916-7-8 5379 San Bernardino Box 'S' Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA77723  Viola pinetorum subsp. pinetorum F. W. Peirson 118 San Bernardino Summit of Mt. San Antonio. 3049 Comment
  RSA77728  Viola pinetorum subsp. pinetorum F. W. Peirson 1920-5-29 2662 San Bernardino Ontario Ridge, near Ontario Peak, San Gabriel Mtns., western San Bernardino Co. 2591 Comment
  RSA77742  Viola sororia subsp. affinis F. W. Peirson 1920-5-20 2145 San Bernardino Lytle Creek, San Gabriel Mts. 1067 Comment
  RSA77759  Viola douglasii F. W. Peirson 1930-4-28 8754 San Bernardino Sugarloaf Road south of Baldwin Lake 2134 Comment
  RSA77760  Viola douglasii F. W. Peirson 1906-8-15 748 San Bernardino Lookout Mt., Bluff Lake, San Bernardino Mountains. Comment
  RSA77762  Viola douglasii F. W. Peirson 1924-5-15 4592 San Bernardino Baldwin Lake. 2043 Comment
  RSA77774  Viola macloskeyi F. W. Peirson 1922-7-18 3202 San Bernardino Kelly's Cabin, Ontario Ridge, San Gabriel Mountains, west San Bernardino County. 2470 Comment
  RSA77775  Viola macloskeyi F. W. Peirson 1924-7-5 4890 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA77777  Viola macloskeyi F. W. Peirson 1922-6-22 3108 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA77784  Viola adunca F. W. Peirson 1916-7-4 746 San Bernardino Grass Valley. Comment
  RSA77795  Lappula occidentalis var. occidentalis F. W. Peirson 1922-6-24 4058 San Bernardino Santa Ana River, alt 6250ft, San Bernardino Mts. Comment
  RSA77818  Pectocarya setosa F. W. Peirson 1924-5-14 4552 San Bernardino 2 miles N of Cajon Pass. 915 Comment
  RSA77847  Callitriche heterophylla F. W. Peirson 1924-9-1 5172 San Bernardino Arrastre Flat, San Bernardino Mts. Comment
  RSA77861  Pectocarya setosa F. W. Peirson 1919-4-16 363 San Bernardino Cajon Pass 762 Comment
  RSA77875  Heliotropium curassavicum var. oculatum F. W. Peirson 1930-7-1 8962 San Bernardino Baldwin Lake. 2043 Comment
  RSA77881  Tiquilia nuttallii F. W. Peirson 1921-5-29 2734 San Bernardino Mojave River, E of Hesperia, Comment
  RSA77883  Tiquilia nuttallii F. W. Peirson 1916-7-8 993 a San Bernardino Cushenbury Springs, north base of San Bernardino Mountains. Comment
  RSA78646  Castilleja cinerea F. W. Peirson 1943-5-30 13548 San Bernardino Baldwin Lake. Comment
  RSA78647  Eriophyllum confertiflorum F. W. Peirson 1943-5-16 13549 San Bernardino Highland Ave, E of Euclid Ave and W of San Bernardino. Comment
  RSA78649  Erigeron divergens F. W. Peirson 1943-5-30 13551 San Bernardino Baldwin Lake. Comment
  RSA79461  Collinsia torreyi var. wrightii F. W. Peirson 1919-6-4 454 San Bernardino Icehouse Canyon Divide, San Gabriel Mountains. 2409 Comment
  RSA79467  Collinsia torreyi var. wrightii F. W. Peirson 1927-6-15 7346 San Bernardino West side of the Coldwater; Devil's Backbone, San Gabriel Mountains. 2591 Comment
  RSA79628  Mimulus parishii F. W. Peirson 1916-7-9 1127 San Bernardino Mojave Desert, near Victorville. Comment
  RSA79632  Mimulus purpureus F. W. Peirson 1932-5-29 9968 San Bernardino Along road to Fish Hatchery, south of Baldwin Lake 2104 Comment
  RSA79759  Penstemon incertus F. W. Peirson 1930-5-31 8929 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  RSA79780  Penstemon X parishii F. W. Peirson 1921-5-30 2429 San Bernardino Road to Lone Pine Canyon, eastern San Gabriel Mountains. 991 Comment
  RSA79781  Penstemon eatonii subsp. undosus F. W. Peirson 1916-07 s.n. San Bernardino Above Cactus Flat, on road from Cushenberry to Bear Valley. Comment
  RSA79794  Collinsia callosa F. W. Peirson 1922-5-13 2980 San Bernardino north slope of Pilot Knob, northwestern Mojave Desert. 1296 Comment
  RSA79832  Penstemon labrosus F. W. Peirson 1929-7-11 8456 San Bernardino Fawnskin, Bear Valley. 2073 Comment
  RSA79851  Penstemon grinnellii F. W. Peirson 1924-7-5 4907 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA79853  Penstemon X parishii F. W. Peirson 1919-4-16 1107 San Bernardino Cajon Pass, west end of San Bernardino Mts. 686 Comment
  RSA79865  Penstemon rostriflorus F. W. Peirson 1924-7-5 4909 San Bernardino Bluff Lake, San Bernardino Mts 2287 Comment
  RSA79867  Penstemon rostriflorus F. W. Peirson 1920-8-22 2263 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mts. 2591 Comment
  RSA79868  Penstemon rostriflorus F. W. Peirson 1929-7-11 8456 San Bernardino Fawnskin, Bear Valley. 2073 Comment
  RSA79901  Physalis crassifolia F. W. Peirson 1928-4-1 7757 San Bernardino 19 mi. east of Barstow on rod to Baker. Comment
  RSA79922  Cryptantha cinerea var. abortiva F. W. Peirson 1930-7-1 8961 San Bernardino Along forest border, SW shore of Baldwin Lake, San Bernardino Mts 2058 Comment
  RSA79989  Castilleja cinerea F. W. Peirson 1926-5-30 6744 San Bernardino North side of Baldwin Lake. San Bernardino Mountains. 2043 Comment
  RSA79990  Castilleja cinerea F. W. Peirson 1916-7-6 1155 San Bernardino Bear Lake. San Bernardino Mts. Comment
  RSA79992  Castilleja cinerea F. W. Peirson 1930-7-1 8960 San Bernardino Baldwin Lake 2043 Comment
  RSA80010  Cryptantha micrantha var. lepida F. W. Peirson 1919-4-16 370 San Bernardino South slope of Cajon Pass. 686 Comment
  RSA80011  Cryptantha micrantha var. lepida F. W. Peirson 1906-8-14 s.n. San Bernardino Road up Lookout Mts, San Bernardino Mts Comment
  RSA80036  Veronica serpyllifolia var. humifusa F. W. Peirson 1930-7-4 8985 San Bernardino Green Creek, north slope of Sugarloaf, San Bernardino Mts. 2378 Comment
  RSA80037  Veronica serpyllifolia var. humifusa F. W. Peirson 1922-6-22 1094 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA80041  Veronica scutellata F. W. Peirson 1906-8-15 s.n. San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA80054  Veronica peregrina subsp. xalapensis F. W. Peirson 1919-6-5 499 San Bernardino San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA80055  Veronica peregrina subsp. xalapensis F. W. Peirson 1906-8-15 2595 San Bernardino Lookout Mt., Bluff Lake, San Bernardino Mountains. Comment
  RSA80056  Veronica peregrina subsp. xalapensis F. W. Peirson 1924-5-16 4607 San Bernardino South side of Bear Lake and 2.5 miles from the dam, San Bernardino Mtns. 2043 Comment
  RSA80058  Veronica peregrina subsp. xalapensis F. W. Peirson 1930-7-7 9018 San Bernardino Arrastre Flat 2287 Comment
  RSA80059  Veronica peregrina subsp. xalapensis F. W. Peirson 1922-6-22 3109 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA80095  Mimulus suksdorfii F. W. Peirson 1922-6-22 4722 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA80096  Mimulus suksdorfii F. W. Peirson 1922-6-21 3104 San Bernardino East of Big Meadows, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA80112  Mimulus bigelovii var. bigelovii F. W. Peirson 1932-3-24 9823 San Bernardino Baker, along SW base of rock hill 280 Comment
  RSA80125  Mimulus bigelovii var. bigelovii F. W. Peirson 1922-5-12 3013 San Bernardino Copper City, Mojave Desert. Comment
  RSA80145  Mimulus bigelovii var. cuspidatus F. W. Peirson 1928-4-1 7772 San Bernardino canyon floor about 4 mi. below Bradbury Well, on road to Old Confidence Mill, Death Valley Region. Comment
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Dec 12 2016
  RSA80151  Mimulus breweri F. W. Peirson 1922-8-23 3278 San Bernardino Dry Lake, San Bernardino Mountains. 2774 Comment
  RSA80193  Plagiobothrys collinus var. ursinus F. W. Peirson 1922-6-25 3118 San Bernardino Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA80194  Penstemon caesius F. W. Peirson 1922-6-23 4306 San Bernardino East of summit of Sugarloaf, San Bernardino Mtns. 2927 Comment
  RSA80207  Plagiobothrys arizonicus F. W. Peirson 1930-4-16 8727 San Bernardino 8 miles south of Cima, eastern San Bernardino Comment
  RSA80228  Penstemon caesius F. W. Peirson 1930-7-4 8994 San Bernardino Greene Creek, north slope of Sugerloaf. 2515 Comment
  RSA80233  Penstemon rostriflorus F. W. Peirson 1926-9-5 7083 San Bernardino Lake Arrowhead. 1524 Comment
  RSA80236  Orthocarpus purpurascens var. ornatus F. W. Peirson 1930-5-31 8920 San Bernardino Road from Lovejoy Buttes to Adelanto, southwestern Mojave Desert. ca. 20 mi. west of Victorville. Comment
  RSA80238  Orthocarpus purpurascens var. ornatus F. W. Peirson 1922-5-12 2972 San Bernardino Mojave Desert. 15 miles north of Victorville. Comment
  RSA80253  Mohavea breviflora F. W. Peirson 1928-4-1 7769 San Bernardino canyon floor about 4 mi. below Bradbury Well, on road to Old Confidence Mill, Death Valley Region. Comment
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Dec 12 2016
  RSA80259  Castilleja lasiorhyncha F. W. Peirson 1906-8-15 1166 San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA80276  Castilleja lasiorhyncha F. W. Peirson 1930-7-7 9021 San Bernardino Arrastre Flat 2287 Comment
  RSA80314  Hydrocotyle umbellata F. W. Peirson 1906-08 815 San Bernardino Santa Ana River near Seven Oaks. San Bernardino Mts. Comment
  RSA80320  Hydrocotyle ranunculoides F. W. Peirson 1920-6-22 2168 San Bernardino Chino Creek 152 Comment
  RSA80323  Hydrocotyle umbellata F. W. Peirson 1920-5-18 2141 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA80326  Hydrocotyle umbellata F. W. Peirson 1920-6-22 814 San Bernardino Chino Creek 152 Comment
  RSA80330  Orthocarpus hispidus F. W. Peirson 1906-8-15 3351 San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA80337  Heracleum maximum F. W. Peirson 1906-8-18 806 San Bernardino Upper Santa Ana River, southern California. Comment
  RSA80347  Cymopterus aboriginum F. W. Peirson 1932-5-13 3006 San Bernardino North slope of Pilot Knob, Mojave desert, northwestern San Bernardino Co. 1524 Comment
  RSA80352  Conium maculatum F. W. Peirson 1920-5-18 2115 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA80355  Perideridia parishii subsp. parishii F. W. Peirson 1930-7-2 8974 San Bernardino North of Baldwin Lake. 2058 Comment
  RSA80366  Perideridia parishii subsp. parishii F. W. Peirson 1924-9-2 5185 San Bernardino Fish Camp. 2058 Comment
  RSA80376  Solanum umbelliferum F. W. Peirson 1922-6-23 4062 San Bernardino Holcomb Creek. 2591 Comment
  RSA80377  Solanum umbelliferum F. W. Peirson 1924-9-1 5154 San Bernardino Johnson's Grade, east end of San Bernardino Mountains 1982 Comment
  RSA80381  Solanum umbelliferum F. W. Peirson 1929-10-11 8598 San Bernardino City Creek Rd., 2 mi west of Bear Lake Dam. 2134 Comment
  RSA80406  Mimulus mohavensis F. W. Peirson 1922-5-14 2982 San Bernardino Half between Barstow and Victorville. Comment
  RSA80455  Mimulus moschatus var. longiflorus F. W. Peirson 1922-6-24 3123 San Bernardino Santa Ana River at mouth of South Fork. 1921 Comment
  RSA80490  Mimulus primuloides var. pilosellus F. W. Peirson 1924-7-5 4905 San Bernardino Bluff Lake Meadows, San Bernardino Mountains. 2287 Comment
  RSA80636  Boisduvalia densiflora F. W. Peirson 1924-8-31 5120 San Bernardino South of Victorville. Comment
  RSA80703  Hypericum formosum var. scouleri F. W. Peirson 1924-9-2 5183 San Bernardino Fish Camp. Comment
  RSA80710  Boisduvalia densiflora F. W. Peirson 2082 San Bernardino San Bernardino Mountains. Comment
  RSA80724  Lythrum californicum F. W. Peirson 1930-7-10 9041 San Bernardino in stream from Box S Spring, foot of Cushenberry Grade, north base of mountains. 1082 Comment
  RSA80725  Lythrum californicum F. W. Peirson 1924-8-31 5134 San Bernardino Box S Springs, southern Mojave Desert 1082 Comment
  RSA80727  Nicotiana obtusifolia F. W. Peirson 1924-5-14 4579 San Bernardino 12 miles east of Victorville. Comment
  RSA80759  Cryptantha nevadensis var. rigida F. W. Peirson 1916-7-8 1022 San Bernardino Cushenbury Springs, north base of San Bernardino Mountains. Comment
  RSA80776  Nicotiana attenuata F. W. Peirson 1926-9-6 7085 San Bernardino along stream bed, Deep Creek Rd., 1372 Comment
  RSA81441  Castilleja montigena F. W. Peirson 1931-7-9 9387 San Bernardino At head of Arctic Canyon 2348 Comment
  RSA81442  Castilleja montigena F. W. Peirson 1929-7-11 8452 San Bernardino Fawnskin, Bear Valley. 2073 Comment
  RSA81443  Castilleja montigena F. W. Peirson 1930-7-5 9008 San Bernardino Road from Bear Lake to Holcomb Valley 2134 Comment
  RSA81444  Castilleja montigena F. W. Peirson 1930-7-8 9040 San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], north slope of Sugarloaf 2591 Comment
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Aug 16 2011
  RSA81485  Castilleja angustifolia F. W. Peirson 1924-5-14 4573 San Bernardino Box ''S'' Springs, Cushenbury region, southern Mojave Dessert. Comment
  RSA81489  Castilleja linariifolia F. W. Peirson 1916-7-8 1156 San Bernardino Box 'S' Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA82034  Cordylanthus rigidus subsp. setiger F. W. Peirson 1924-9-1 5143 San Bernardino Cushenbury Grade, north slope of San Bernardino Mountains. 1372 Comment
  RSA82035  Cordylanthus nevinii F. W. Peirson 1924-9-2 5179 San Bernardino Fish Camp, San Bernardino Mountains. 2058 Comment
  RSA82036  Cordylanthus nevinii F. W. Peirson 1920-9-15 2248 San Bernardino North Fork of Lytle Creek 1829 Comment
  RSA82054  Cordylanthus nevinii F. W. Peirson 1926-9-5 7076 San Bernardino Lake Arrowhead. 1524 Comment
  RSA82055  Cordylanthus nevinii F. W. Peirson 1923-8-25 3991 San Bernardino abundant on Mill Creek from the Vivian Creek trail. 1707 Comment
  RSA82074  Utricularia vulgaris subsp. macrorhiza F. W. Peirson 1924-8-31 5113 San Bernardino South of Victorville 793 Comment
  RSA82078B  Orobanche fasciculata F. W. Peirson 1909-1 s.n. San Bernardino Dry Lake. Comment
  RSA82111  Utricularia vulgaris subsp. macrorhiza F. W. Peirson 1928-9-5 5113 San Bernardino Victorville Comment
  RSA82187  Salazaria mexicana F. W. Peirson 1916-7-8 498 San Bernardino Cushenbury Springs, north base of San Bernardino Mountains. Comment
  RSA82193  Trichostema parishii F. W. Peirson 1920-8-26 1044 San Bernardino San Bernardino Mountains: Barton Flats. road east of Foxesee Creek. 1753 Comment
  RSA82199  Trichostema micranthum F. W. Peirson 1924-9-1 5173 San Bernardino Holcomb Valley 2256 Comment
  RSA82202  Trichostema austromontanum subsp. austromontanum F. W. Peirson 1906-8-15 1042 San Bernardino Bluff Lake, San Bernardino Mountains. 2256 Comment
  RSA82207  Teucrium glandulosum F. W. Peirson 1935-4-18 11504 San Bernardino Whipple Mountains: In valley in northern part of Whipple Mountains. Eastern Colorado Desert. Comment
  RSA82212  Verbena gooddingii F. W. Peirson 1930-4-16 8737 San Bernardino 8 miles south of Cima, eastern San Bernardino Comment
  RSA82239  Castilleja angustifolia F. W. Peirson 1930-4-16 8735 San Bernardino Cima Road, 10 miles south of the Las Vegasto Barstow Road Comment
  RSA82240  Castilleja angustifolia F. W. Peirson 1930-7-2 8968 San Bernardino Ridge at summit of Johnson's Grade, east of Baldwin Lake. 2104 Comment
  RSA82244  Castilleja miniata subsp. miniata F. W. Peirson 1920-9-14 2286 San Bernardino Coldwater Fork of Lytle Creek, eastern San Gabriel Mountains 2134 Comment
  RSA82250  Castilleja miniata subsp. miniata F. W. Peirson 1923-8-30 4021 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA82254  Castilleja angustifolia F. W. Peirson 1922-5-13 4152 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA82255  Castilleja angustifolia F. W. Peirson 1922-5-12 4493 San Bernardino 10 miles N of Barstow on Granite Wells Road Comment
  RSA82301  Scutellaria siphocampyloides F. W. Peirson 1922-6-25 3117 San Bernardino Near Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA82385  Scutellaria siphocampyloides F. W. Peirson 1930-7-3 8977 San Bernardino Along a road leading to Fish Hatchery south of Baldwin Lake, San Bernardino Mountains 2134 Comment
  RSA82482  Chilopsis linearis subsp. arcuata F. W. Peirson 1924-9-1 5238 San Bernardino Cushenberry Springs. Mojave Desert. 1220 Comment
  RSA82522  Limosella acaulis F. W. Peirson 1906-8-14 857 San Bernardino Bluff Lake, San Bernardino Mountains. Comment
  RSA82532  Prunella vulgaris subsp. lanceolata F. W. Peirson 1906-08 1049 San Bernardino Santa Ana River near Seven Oaks. San Bernardino Mts. Comment
  RSA82534  Stachys albens F. W. Peirson 1924-9-2 5189 San Bernardino San Bernardino Mountains: Near creek about 1 mile below Fish Camp. 1982 Comment
  RSA82550  Stachys albens F. W. Peirson 1929-7-11 8461 San Bernardino Fawskin, Bear Valley, San Bernardino Mts. Summit of ridge back of public campgrounds. 2043 Comment
  RSA82560  Salvia dorrii var. pilosa F. W. Peirson 1930-4-16 8746 San Bernardino About 18 miles north of Goffs on the Cima Road. Comment
  RSA82996  Salvia pachyphylla subsp. pachyphylla F. W. Peirson 1920-8-22 1060 San Bernardino Ridge east of Foxesee Creek [Forsee Creek]. 2439 Comment
  RSA82998  Salvia pachyphylla subsp. pachyphylla F. W. Peirson 1930-7-5 9011 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2134 Comment
  RSA83317  Monardella macrantha subsp. hallii F. W. Peirson 1931-7-6 9389 San Bernardino City Creek Road. 1524 Comment
  RSA83320  Monardella linoides subsp. erecta F. W. Peirson 1923-9-1 5167 San Bernardino between Double and Holcomb Valley, San Bernardino Mts. 2226 Comment
  RSA83331  Monardella linoides subsp. erecta F. W. Peirson 1986-9-2 5186 San Bernardino Fish Camp, San Bernardino Mts. 2058 Comment
  RSA83387  Monardella lanceolata var. lanceolata F. W. Peirson 1926-9-5 7077 San Bernardino Lake Arrowhead 1524 Comment
  RSA83402  Dudleya abramsii subsp. affinis F. W. Peirson 1941-6-24 s.n. San Bernardino Plateau south of Baldwin Lake. San Bernardino Mts. 2104 Comment
Read comments
May 12 2009
  RSA83403  Monardella cinerea F. W. Peirson 1920-9-12 182 San Bernardino San Gabriel Mountains: Mt. San Antonio (Baldy) 2820 Comment
  RSA83417  Monardella macrantha subsp. macrantha F. W. Peirson 1933-7-12 10704 San Bernardino San Bernardino Mountains: City Creek Road. 1372 Comment
  RSA83451  Mentha arvensis F. W. Peirson 1906-8-13 s.n. San Bernardino Seven Oaks, San Bernardino Mts, southern California Comment
  RSA83925  Ranunculus canus var. ludovicianus F. W. Peirson 1924-5-15 4560 San Bernardino North end of Baldwin Lake 2037 Comment
  RSA83931  Ranunculus californicus F. W. Peirson 1922-4-28 4305 San Bernardino Chino Creek, south of Chino 152 Comment
  RSA83939  Ranunculus uncinatus var. parviflorus F. W. Peirson 1916-7-4 1873 San Bernardino Green Valley, San Bernardino Mts, alt 6750ft. 2058 Comment
  RSA83942  Ranunculus canus var. ludovicianus F. W. Peirson 1916-7-6 1872 San Bernardino Big Bear Lake, San Bernardino Mts. 2043 Comment
  RSA83987  Saxifraga odontoloma F. W. Peirson 1924-7-14 4949 San Bernardino Lost Creek, San Bernardino Mountains. 2210 Comment
  RSA83989  Saxifraga odontoloma F. W. Peirson 1924-7-13 4948 San Bernardino South Fork of Mission Creek; San Bernardino Mountains 2439 Comment
  RSA84208  Sedum niveum F. W. Peirson 1920-8-26 2298 San Bernardino Creek east of Foresee Creek, north base of Mount San Bernardino. 1677 Comment
Read comments
Jan 2 2012
  RSA84210  Sedum niveum F. W. Peirson 1922-8-24 3293 San Bernardino Rocky ledge above Dollar Lake, San Bernardino Mountains. 2834 Comment
  RSA84211  Sedum niveum F. W. Peirson 1924-7-14 4951 San Bernardino Lost Creek, San Bernardino Mountains. Comment
  RSA84223  Dudleya abramsii subsp. affinis F. W. Peirson 1930-7-2 8972 San Bernardino Ridge south of summit of Johnson Grade, east end of San Bernardino Mountains. 2134 Comment
  RSA84252  Parnassia cirrata F. W. Peirson 1923-8-24 3980 San Bernardino Vivian Creek 2439 Comment
  RSA84260  Parnassia palustris var. californica F. W. Peirson 1922-8-25 2249 San Bernardino South Fork of Santa Ana River, 2439 Comment
  RSA84263  Azolla filiculoides Frank W. Peirson 1924-8-31 5109 San Bernardino South of Victorville 792 Comment
  RSA84281  Ranunculus alismifolius var. alismellus F. W. Peirson 1924-7-5 4900 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA84284  Equisetum hyemale var. affine F. W. Peirson 1922-6-22 3112 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains 2438 Comment
  RSA84285  Equisetum arvense F. W. Peirson 1922-6-22 3111 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains 2438 Comment
  RSA84286  Equisetum laevigatum F. W. Peirson 1922-6-24 3098 San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA84351  Boykinia rotundifolia F. W. Peirson 1924-7-16 4976 San Bernardino Potato Canyon, south slope of the San Bernardino Mts. 1280 Comment
  RSA84360A  Ranunculus oxynotus F. W. Peirson 1922-8-23 4172 San Bernardino Summit of Mount San Gorgonio 3476 Comment
  RSA84420  Aquilegia formosa F. W. Peirson 1924-7-5 4896 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA84451  Anemone tuberosa F. W. Peirson 1935-4-18 11502 San Bernardino Copper Basin, Whipple Mts., eastern San Bernardino Co. 457 Comment
  RSA84460  Clematis ligusticifolia F. W. Peirson 1924-7-16 s.n. San Bernardino Potato Canyon, Oak Glen. 1280 Comment
  RSA84464  Clematis ligusticifolia var. californica F. W. Peirson 1924-8-31 s.n. San Bernardino Box S Spring east of Victorville, Mojave Desert. 1082 Comment
  RSA84473  Ceratophyllum demersum F. W. Peirson 1924-8-31 s.n. San Bernardino South of Victorville 792 Comment
  RSA84475  Ceratophyllum demersum F. W. Peirson 1928-9-5 5112 San Bernardino Victorville Comment
  RSA84479  Actaea rubra F. W. Peirson 1924-7-13 4936 San Bernardino Fish Creek, San Bernardino Mountains. 2058 Comment
  RSA84597  Heuchera abramsii F. W. Peirson 1920-9-15 2659 San Bernardino Summit of peak north of Mount San Antonio 2896 Comment
  RSA84840  Ribes nevadense F. W. Peirson 1919-6-4 4434 San Bernardino Icehouse Canyon. 1677 Comment
  RSA84849  Ribes cereum var. cereum F. W. Peirson 1919-6-4 686 San Bernardino Icehouse Canyon divide. 2287 Comment
  RSA84854  Ribes nevadense F. W. Peirson 1920-9-14 2810 San Bernardino Coldwater Cienega, Lytle Creek. 2134 Comment
  RSA84859  Ranunculus oxynotus F. W. Peirson 1920-8-22 1877 San Bernardino Foxesse Creek [Forsee Creek], San Bernardino Mts. 2668 Comment
  RSA84869  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1930-7-1 8963 San Bernardino Baldwin Lake 2043 Comment
  RSA84975  Ribes roezlii var. roezlii F. W. Peirson 1919-6-6 70 San Bernardino West Fork of San Antonio Creek, San Gabriel Mts 2363 Comment
  RSA84998  Athyrium filix-femina F. W. Peirson 1922-8-25 3285 San Bernardino South fork of Santa Ana River, San Bernardino Mountains 2560 Comment
  RSA85020  Polypodium hesperium F. W. Peirson 1923-8-22 3984 San Bernardino Vivian Creek, San Bernardino Mountains 2195 Comment
  RSA85025  Polystichum scopulinum F. W. Peirson 1924-7-5 4888 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA85069  Agrimonia gryposepala F. W. Peirson 1924-7-16 4975 San Bernardino Potato Canyon, south slope of the San Bernardino Mts. 1280 Comment
  RSA85177  Ephedra fasciculata F. W. Peirson 1935-4-18 11498 San Bernardino Northern part of Whipple Mountains, road going down into Copper Basin 427 Comment
  RSA85184  Ephedra viridis F. W. Peirson 1922-5-13 1526 San Bernardino Summit of Pilot Knob, northwestern San Bernardino County 1677 Comment
  RSA85190  Sparganium angustifolium F. W. Peirson 1924-7-5 1537 San Bernardino Bluff Lake Meadows, San Bernardino Mountains. 2287 Comment
  RSA85197  Typha latifolia F. W. Peirson 1923-8-30 4019 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA85208  Horkelia wilderae F. W. Peirson 1922-6-22 3114 San Bernardino South Fork of Santa Ana River; San Bernardino Mountains. 2378 Comment
  RSA85209  Horkelia wilderae F. W. Peirson 1922-6-25 4277 San Bernardino Barton Flats. Comment
  RSA85237  Horkelia rydbergii F. W. Peirson 1922-8-25 3286 San Bernardino South Fork of Santa Ana River 2378 Comment
  RSA85238  Horkelia rydbergii F. W. Peirson 1929-7-11 8465 San Bernardino Fawnskin 2043 Comment
  RSA85239  Horkelia rydbergii F. W. Peirson 1916-7-6 1966 San Bernardino Region of Bear Lake 2043 Comment
  RSA85240  Horkelia rydbergii F. W. Peirson 1923-8-23 3976 San Bernardino 1/4 mile west of High Creek 2744 Comment
  RSA85271  Holodiscus microphyllus F. W. Peirson 1922-7-21 5336 San Bernardino Devil's Backbone, San Gabriel Mountains 2668 Comment
  RSA85313  Mahonia dictyota F. W. Peirson 1923-8-30 11701 San Bernardino Colony on south side of road a short distance west of the Lone Pine Canyon divide, Swartout Valley. 1828 Comment
  RSA85455  Berberis dictyota F. W. Peirson 1920-8-26 647 San Bernardino San Bernardino Mountains: Barton Flats. road east of Foxesee Creek [Forsee Creek]. 1753 Comment
  RSA85567  Zannichellia palustris F. W. Peirson 1922-4-28 2936 San Bernardino Chino Creek, near Chino 152 Comment
  RSA85609  Potentilla biennis F. W. Peirson 1930-7-4 8993 San Bernardino Greene Creek, north slope of Sugarloaf 2439 Comment
  RSA85616  Ivesia santolinoides F. W. Peirson 1924-9-2 5177 San Bernardino Fish Camp, Fish Creek about a mile along the boulevard from where it enters Bear Creek Basin. 2058 Comment
  RSA85700  Potentilla gracilis var. elmeri F. W. Peirson 1906-8-17 1974 San Bernardino South Fork of Santa Ana River. 2439 Comment
  RSA85702  Potentilla gracilis var. elmeri F. W. Peirson 1930-7-2 8975 San Bernardino North side of Baldwin Lake. 2043 Comment
  RSA85714  Potentilla wheeleri F. W. Peirson 1926-5-31 6756 San Bernardino Bluff Lake. 2287 Comment
  RSA85753  Potentilla wheeleri F. W. Peirson 1923-8-24 4180 San Bernardino Summit of San Gorgonio Peak. 3491 Comment
  RSA85770  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1924-7-5 5250 San Bernardino Bluff Lake, San Bernardino Mts 2287 Comment
  RSA85775  Drymocallis glandulosa var. reflexa F. W. Peirson 1927-6-15 7347 San Bernardino West side of the Coldwater; Devil's Backbone, San Gabriel Mountains. 2591 Comment
  RSA85779  Drymocallis glandulosa var. reflexa F. W. Peirson 1922-7-18 4181 San Bernardino Icehouse Canyon, San Gabriel Mountains 2317 Comment
  RSA85796  Ivesia argyrocoma F. W. Peirson 1930-7-7 9019 San Bernardino Arrastre Flat 2287 Comment
Read comments
Apr 5 2010
  RSA85800  Ivesia argyrocoma F. W. Peirson 1924-5-15 4590 San Bernardino At foot of hills, Baldwin Lake 2043 Comment
  RSA85929  Marsilea vestita F. W. Peirson 1933-6-25 10674 San Bernardino in a low open valley southeast of Baldwin Lake, about 2 miles east of Fish Hatchery, San Bernardino Mountains 2133 Comment
  RSA85933  Selaginella asprella Frank W. Peirson 1922-7-18 3201 San Bernardino Summit of Ontario Ridge, above Kelly s Cabin 2546 Comment
  RSA85941  Selaginella watsonii Frank W. Peirson 1922-6-23 3125 San Bernardino San Bernardino Mts: summit of Sugarloaf Peak 2988 Comment
  RSA86183  Pellaea mucronata var. mucronata F. W. Peirson 1922-6-21 3095 San Bernardino South fork of Santa Ana River, San Bernardino Mountains 1936 Comment
  RSA86185  Cryptogramma acrostichoides F. W. Peirson 1920-8-22 1519 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mts. 2895 Comment
  RSA86187  Cryptogramma acrostichoides F. W. Peirson 1922-8-24 4298 San Bernardino Dollar Lake, San Bernardino Mountains 2834 Comment
  RSA86188  Cystopteris fragilis F. W. Peirson 1920-8-25 4299 San Bernardino South Fork of Santa Ana River 2438 Comment
  RSA86191  Cystopteris fragilis F. W. Peirson 1922-6-21 s.n. San Bernardino South fork of Santa Ana River, San Bernardino Mountains 1936 Comment
  RSA86197  Cystopteris fragilis F. W. Peirson 1920-8-22 s.n. San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mtns. 2744 Comment
  RSA86290  Ivesia saxosa F. W. Peirson 1924-5-15 4605 San Bernardino Cactus Flat. 1799 Comment
  RSA86294  Potentilla wheeleri F. W. Peirson 1924-5-15 4606 San Bernardino Wood on N side of East end of Bear Lake. 2043 Comment
  RSA86295  Potentilla wheeleri F. W. Peirson 1922-6-22 3113 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA86296  Potentilla wheeleri F. W. Peirson 1906-8-18 4279 San Bernardino Dry Lake. 2774 Comment
  RSA86298  Potentilla wheeleri F. W. Peirson 1930-4-27 8751 San Bernardino Southwest end of Baldwin Lake. 2043 Comment
  RSA86346  Juniperus occidentalis var. australis F. W. Peirson 1924-5-15 4594 San Bernardino North end of Baldwin Lake, San Bernardino Mountains 2043 Comment
  RSA86355  Calocedrus decurrens F. W. Peirson 1926-9-10 7111 San Bernardino Near Arrowhead Lake 1616 Comment
  RSA86357  Calocedrus decurrens F. W. Peirson 1923-8-25 3999 San Bernardino Mill Creek, San Bernardino Mts, southern California 1753 Comment
  RSA86365  Pinus flexilis F. W. Peirson 1930-7-8 9037 San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], north slope of Sugarloaf Peak, San Bernardino Mts. 2515 Comment
Read comments
Aug 15 2011
  RSA86530  Pinus attenuata F. W. Peirson 4583 San Bernardino City Creek Road. 1067 Comment
  RSA86636  Geum macrophyllum F. W. Peirson 1920-8-25 2320 San Bernardino South Fork of Santa Ana River 2439 Comment
  RSA86644  Fallugia paradoxa F. W. Peirson 1927-7-10 7356 San Bernardino Mexican Well, eastern border of San Bernardino Co. 1220 Comment
  RSA86648  Purshia tridentata var. glandulosa F. W. Peirson 1930-4-16 8742 San Bernardino 7 miles south of summity of grade on Cima Road. Comment
  RSA86649  Purshia tridentata var. glandulosa F. W. Peirson 1930-4-29 8759 San Bernardino Cactus Flats, east end of San Bernardino Mts. 1524 Comment
  RSA86655  Purshia tridentata var. glandulosa F. W. Peirson 1930-7-3 8982 San Bernardino About 0.5 mile below Fish Hatchery south of Baldwin Lake. 2195 Comment
  RSA86656  Cercocarpus ledifolius F. W. Peirson 1924-7-5 4921 San Bernardino Gold Mountian near Baldwin Lake. 2134 Comment
  RSA86663  Coleogyne ramosissima F. W. Peirson 1924-5-14 4561 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA86678  Cercocarpus betuloides F. W. Peirson 1921-3-19 2807 San Bernardino San Antonio Wash east of Claremont. 457 Comment
  RSA86680  Cercocarpus ledifolius F. W. Peirson 1920-5-29 79 San Bernardino Ontario Ridge, near Ontario Peak, San Gabriel Mtns., western San Bernardino Co. 2591 Comment
  RSA86685  Leymus triticoides F. W. Peirson 1930-7-1 8954 San Bernardino Southwest shore of Baldwin Lake Comment
  RSA86692  Vulpia microstachys F. W. Peirson 1922-6-24 3134 San Bernardino South bank of Santa Ana River 1/4 mile above confluence of South Fork Comment
  RSA86695  Vulpia bromoides F. W. Peirson 1935-4-18 11505 San Bernardino Copper Basin, Whipple Mts., eastern San Bernardino Co. 457 Comment
  RSA86697  Festuca brachyphylla F. W. Peirson 1922-8-23 3266 San Bernardino San Bernardino Mts: summit of Mt. San Gorgonio 3491 Comment
  RSA86712  Leucopoa kingii F. W. Peirson 1930-7-8 9038 San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], north slope of Sugarloaf Peak, San Bernardino Mts. 2515 Comment
Read comments
Aug 15 2011
  RSA86713  Leucopoa kingii F. W. Peirson 1924-7-5 4922 San Bernardino Gold Mt. near Baldwin Lake. 2210 Comment
  RSA86716  Andropogon glomeratus F. W. Peirson 1924-9-2 5202 San Bernardino Arrowhead Hot Springs. 579 Comment
  RSA86726  Aristida purpurea var. nealleyi F. W. Peirson 1935-4-18 11499 San Bernardino Northern part of Whipple Mountains, road going down into Copper Basin 427 Comment
  RSA86731  Bouteloua gracilis F. W. Peirson 1920-8-24 2273 San Bernardino Near Santa Ana River, San Bernardino Mountains. 1921 Comment
  RSA86762  Deschampsia danthonioides F. W. Peirson 1924-5-15 4537 San Bernardino lower end of Cactus Flat east end of San Bernardino Mts. California. 1768 Comment
  RSA86769  Deschampsia elongata F. W. Peirson 1924-7-13 4934 San Bernardino big Meadows, upper Santa Ana River, San Bernardino Mountains. 2134 Comment
  RSA86786  Lolium perenne subsp. multiflorum F. W. Peirson 1920-6-22 2166 San Bernardino 2 miles south of Chino Comment
  RSA86794  Rosa woodsii subsp. gratissima F. W. Peirson 1924-5-14 4562 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA86802  Rosa californica F. W. Peirson 1920-8-26 s.n. San Bernardino Santa Ana River 1372 Comment
  RSA86820  Amelanchier utahensis F. W. Peirson 1920-5-29 2155 San Bernardino Icehouse Canyon, E San Gabriel Mts. 1982 Comment
  RSA86827  Rubus leucodermis F. W. Peirson 1920-9-14 8654 San Bernardino Coldwater Fork of Lytle Creek, eastern San Gabriel Mountains 2134 Comment
  RSA86846  Prunus emarginata F. W. Peirson 1924-5-16 4615 San Bernardino Bear Lake Dam. 2043 Comment
  RSA86852  Prunus emarginata F. W. Peirson 1920-5-19 2152 San Bernardino Coldwater Canyon, a fork of Lytle Creek, eastern San Gabriel Mts 1799 Comment
  RSA86858  Prunus fasciculata F. W. Peirson 1922-5-12 1987 San Bernardino North slope of Cajon Pass. 1098 Comment
  RSA86859  Prunus fasciculata F. W. Peirson 1930-4-16 8740 San Bernardino 6 miles south of summit on Cima road, eastern San Bernardino County. Comment
  RSA86862  Prunus fasciculata var. fasciculata F. W. Peirson 1922-7-5 8217 San Bernardino 1.5 miles east of Big Pines, Swartout Valley (San Gabriel Mts.) 1982 Comment
  RSA86943  Cercidium microphyllum F. W. Peirson 1935-4-19 11500 San Bernardino Whipple Mountains; Near Parker Dam site Comment
  RSA86944  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1921-7-4 2496 San Bernardino 2 miles north of the summit of Canyon Pass on road to Phelan Comment
  RSA86953  Chrysolepis sempervirens F. W. Peirson 1921-7-19 15 San Bernardino Coldwater Fork of Lytle Creek. 2134 Comment
  RSA86988  Senna armata F. W. Peirson 1927-5-7 7288 San Bernardino 4 miles west of Barstow Comment
  RSA87010  Pickeringia montana var. tomentosa F. W. Peirson 1924-9-2 5197 San Bernardino City Creek Road, San Bernardino Mts. 1524 Comment
  RSA87017  Acacia greggii var. arizonica F. W. Peirson 1927-7-10 7355 San Bernardino Several miles west of Mexican Well, eastern borders of San Bernardino Co. 1220 Comment
  RSA87033  Lupinus shockleyi F. W. Peirson 1922-5-14 7716 San Bernardino 1 mile north of Barstow, San Bernardino County Comment
  RSA87034  Lupinus shockleyi F. W. Peirson 1922-5-12 3066 San Bernardino 3 miles SW of Barstow on the Victorville Rd. Comment
  RSA87040  Lupinus succulentus F. W. Peirson 1923-3-23 4222 San Bernardino 1 mile east of Mentone. Comment
  RSA87065  Imperata brevifolia F. W. Peirson 1924-9-2 5201 San Bernardino Arrowhead Hot Springs. 579 Comment
  RSA87094  Lupinus pallidus F. W. Peirson 1930-4-14 8708 San Bernardino About 3 miles north of Cave Spring. Comment
  RSA87114  Galium parishii F. W. Peirson 1931-7-9 9386 San Bernardino Head of Arctic Creek, Holcomb Valley 2348 Comment
  RSA87142  Lupinus horizontalis var. platypetalus F. W. Peirson 1922-5-12 3065 San Bernardino 22 miles north of Barstow, Comment
  RSA87147  Quercus kelloggii F. W. Peirson 1924-7-16 4979 San Bernardino Osk Glen at south base of San Bernardino Mts. 1463 Comment
  RSA87203  Lupinus elatus F. W. Peirson 1919-6-4 2435 San Bernardino Icehouse Canyon Divide, San Gabriel Mountains. 2409 Comment
  RSA87211  Lupinus elatus F. W. Peirson 1924-7-5 4911 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA87217  Lupinus excubitus var. austromontanus F. W. Peirson 1917-5-14 522 San Bernardino Canyon Pass Comment
Read comments
Oct 22 2014
  RSA87310  Lupinus concinnus subsp. orcuttii F. W. Peirson 1930-4-16 8736 San Bernardino 8 miles south of Cima, eastern San Bernardino Comment
  RSA87312  Lupinus concinnus subsp. optatus F. W. Peirson 1921-5-29 2673 San Bernardino Mojave River 884 Comment
  RSA87313  Lupinus concinnus subsp. optatus F. W. Peirson 1919-4-16 371 San Bernardino South slope of Cajon Pass. 686 Comment
  RSA87326  Muhlenbergia asperifolia F. W. Peirson 1924-8-31 5119 San Bernardino South of Victorville. 793 Comment
  RSA87335  Melica stricta var. albicaulis F. W. Peirson 1924-5-15 4545 San Bernardino Cactus Flat Comment
  RSA87353  Muhlenbergia filiformis F. W. Peirson 1922-6-23 4324 San Bernardino Sugarloaf Mountains Comment
  RSA87355  Muhlenbergia filiformis F. W. Peirson 1923-8-23 3972 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA87371  Agrostis idahoensis F. W. Peirson 1918-7-7 1576 San Bernardino Kellly's Cabin, Ontario Ridge, San Gabriel Mountains. 2500 Comment
  RSA87394  Lupinus confertus F. W. Peirson 1924-7-5 8207 San Bernardino Baldwin Lake, San Bernardino Mountains Comment
  RSA87395  Lupinus confertus F. W. Peirson 1924-7-5 4914 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA87405  Lupinus confertus F. W. Peirson 1916-7-6 708 San Bernardino Big Bear Lake, San Bernardino Mts. 2043 Comment
  RSA87408  Lupinus confertus F. W. Peirson 1906-8-15 546 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA87440  Elymus trachycaulus F. W. Peirson 1922-7-7 3173 San Bernardino Rangers Cabin, Swarthout Valley, north side of San Gabriel Mountains/ W San Bernardino County. 1799 Comment
  RSA87448  Agrostis scabra F. W. Peirson 1923-8-23 3971 San Bernardino Deep Creek, San Bernardino Mountains. 2774 Comment
  RSA87456  Elymus trachycaulus subsp. subsecundus F. W. Peirson 1922-7-6 4335 San Bernardino Rangers Cabin, Swartout Valley, north side of San Gabriel Mountains. 1799 Comment
  RSA88680  Carex lemmonii F. W. Peirson 1922-6-23 5374 San Bernardino Holcomb Creek, San Bernardino Mountains. 2439 Comment
  RSA88682  Carex lemmonii F. W. Peirson 1923-8-23 3970 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA88683  Carex lemmonii F. W. Peirson 1922-6-22 3150 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains. 2378 Comment
  RSA88685  Carex pellita F. W. Peirson 1924-7-13 4931 San Bernardino Big Meadows, Upper Santa Ana River, San Bernardino Mountains 2133 Comment
  RSA88744  Carex hassei F. W. Peirson 1920-5-18 2329 San Bernardino Lytle Creek, east end of San Gabriel Mts. 1067 Comment
  RSA88752  Carex aurea F. W. Peirson 1932-7-13 4932 San Bernardino Big Meadows, San Bernardino Mountains 2134 Comment
  RSA88756  Carex alma F. W. Peirson 1923-8-22 3974 San Bernardino Vivian Creek, San Bernardino Mountains 2195 Comment
  RSA88760  Carex douglasii F. W. Peirson 1922-6-21 3106 San Bernardino East of Big Meadows, upper Santa Ana River, San Bernardino Mountains 2165 Comment
  RSA88799  Carex praegracilis F. W. Peirson 1924-5-14 4542 San Bernardino Box S Springs, near north base of San Bernardino Mountains, southern Mojave Desert 1082 Comment
  RSA88806  Carex abrupta F. W. Peirson 1923-8-23 3973 San Bernardino High Creek, San Bernardino Mountains. 2774 Comment
  RSA88813  Carex fracta F. W. Peirson 1922-8-25 3279 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains. 2348 Comment
  RSA88814  Carex fracta F. W. Peirson 1924-7-5 4904 San Bernardino Bluff Lake, San Bernardino Mountains. 2286 Comment
  RSA88837  Carex phaeocephala F. W. Peirson 1920-9-15 2290 San Bernardino Summit of peak north of Mount San Antonio 2896 Comment
  RSA88847  Carex subfusca F. W. Peirson 1922-6-24 5373 San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA88848  Carex subfusca F. W. Peirson 1922-6-25 4268 San Bernardino Near Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA88849  Carex subfusca F. W. Peirson 1920-8-25 2275 San Bernardino Dollar Lake region. 2744 Comment
  RSA88859  Carex praegracilis F. W. Peirson 1922-7-6 3176 San Bernardino Rangers Cabin, Swartout Valley, north side of San Gabriel Mountains. 1799 Comment
  RSA88860  Carex praegracilis F. W. Peirson 1924-7-5 4917 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA90179  Astragalus bicristatus F. W. Peirson 1924-5-16 4588 San Bernardino North side of Bear Lake, San Bernardino Mts 2072 Comment
  RSA90184  Astragalus bicristatus F. W. Peirson 1930-7-5 9007 San Bernardino Road from Bear Lake to Holcomb Valley 2133 Comment
  RSA90216  Astragalus albens F. W. Peirson 1924-5-15 4570 San Bernardino lower end of Cactus Flat east end of San Bernardino Mts. California. 1768 Comment
  RSA90217  Astragalus bernardinus F. W. Peirson 1930-5-31 8924 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  RSA90234  Astragalus lentiginosus var. sierrae F. W. Peirson 1924-5-15 4558 San Bernardino North end of Baldwin Lake 2037 Comment
  RSA90247  Astragalus lentiginosus var. sierrae F. W. Peirson 1942-5-10 s.n. San Bernardino East side of Baldwin Lake, San Bernardino Mts. 2057 Comment
  RSA90249  Astragalus lentiginosus var. sierrae F. W. Peirson 1920-8-24 2347 San Bernardino Big Meadows, at head of Santa Ana River 2133 Comment
  RSA90251  Astragalus lentiginosus var. sierrae F. W. Peirson 1930-7-4 8991 San Bernardino Greene Creek, north slope of Sugarloaf Peak 2438 Comment
  RSA90359  Lotus davidsonii F. W. Peirson 1924-7-5 4898 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA90435  Oxytropis oreophila F. W. Peirson 1906-8-19 2008 San Bernardino Summit of San Gorgonio Peak 3491 Comment
  RSA90436  Oxytropis oreophila var. oreophila F. W. Peirson 1923-8-24 s.n. San Bernardino Summit of Mt. San Gorgonio, San Bernardino Mountains. 3476 Comment
  RSA90652  Chrysothamnus viscidiflorus subsp. viscidiflorus F. W. Peirson 1929-8-23 8584 San Bernardino Southwest slopes of Baldwin Lake, San Bernardino Mts. 2073 Comment
  RSA90695  Gutierrezia sarothrae F. W. Peirson 1929-8-23 8583 San Bernardino Southwest slopes of Baldwin Lake, San Bernardino Mts. 2073 Comment
  RSA90719  Astragalus leucolobus F. W. Peirson 1930-7-7 9031 San Bernardino Along south edge of Holcomb Valley 2287 Comment
  RSA90721  Astragalus leucolobus F. W. Peirson 1924-5-15 4566 San Bernardino At foot of hills, Baldwin Lake 2042 Comment
  RSA90757  Astragalus purshii var. lectulus F. W. Peirson 1924-5-15 4567 San Bernardino Summit above Doble, San Bernardino Mountains 2100 Comment
  RSA90758  Astragalus purshii var. lectulus F. W. Peirson 1930-4-28 8753 San Bernardino Sugarloaf Road south of Baldwin Lake 2133 Comment
  RSA90907  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1924-9-2 5176 San Bernardino Fish Camp. 2058 Comment
  RSA90952  Erigeron divergens F. W. Peirson 1930-7-1 8959 San Bernardino Baldwin Lake 2043 Comment
  RSA90963  Erigeron divergens F. W. Peirson 1924-5-15 4572 San Bernardino At foot of hills, Baldwin Lake 2042 Comment
  RSA90973  Erigeron breweri var. porphyreticus F. W. Peirson 1930-7-4 8996 San Bernardino Greene Creek, north slope of Sugerloaf. 2515 Comment
  RSA90978  Erigeron breweri var. covillei F. W. Peirson 1930-7-7 9020 San Bernardino Arrastre Flat 2287 Comment
  RSA91026  Erigeron aphanactis var. congestus F. W. Peirson 1924-7-13 4943 San Bernardino Divide between Fish and Mission Creeks 2530 Comment
  RSA91064  Trifolium longipes subsp. atrorubens F. W. Peirson 1924-5-16 4598 San Bernardino 2.5 miles from Bear Lake Dam on south side of Bear Lake 2043 Comment
  RSA91261  Lupinus latifolius subsp. parishii F. W. Peirson 1924-7-13 4938 San Bernardino Fish Creek, San Bernardino Mountains. 2058 Comment
  RSA91287  Lessingia glandulifera var. glandulifera F. W. Peirson 1929-10-5 8595 San Bernardino Along stream south of Peter Pan Woodland Club, Bear Valley 2134 Comment
  RSA91336  Rupertia rigida F. W. Peirson 1930-7-3 8978 San Bernardino Road to Fish Hatchery, E of Bear Valley 2165 Comment
  RSA91338  Amorpha californica F. W. Peirson 1929-7-11 8454 San Bernardino Fawnskin, Bear Valley. 2072 Comment
  RSA91401  Trifolium longipes subsp. atrorubens F. W. Peirson 1926-5-31 6753 San Bernardino Bluff Lake. 2287 Comment
  RSA91520  Poa secunda F. W. Peirson 1932-5-28 9963 San Bernardino southwest shores of Baldwin Lake, San Bernardino Mountains. 2058 Comment
  RSA91701  Gnaphalium palustre F. W. Peirson 1924-7-5 4912 San Bernardino Bluff Lake Meadows, San Bernardino Mountains. 2287 Comment
  RSA91735  Stipa lettermanii F. W. Peirson 1930-7-1 895 San Bernardino Baldwin Lake 2043 Comment
  RSA91963  Elymus elymoides subsp. californicus F. W. Peirson 1922-7-21 s.n San Bernardino North slope of Mt San Antonio, San Gabriel Mountains 2957 Comment
  RSA91977  Pleuraphis rigida F. W. Peirson 1924-5-14 54544 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA91996  Polypogon monspeliensis F. W. Peirson 1577 San Bernardino Trail to Dry Lake Comment
  RSA92040  Bromus anomalus F. W. Peirson 1930-7-1 8956 San Bernardino Angeles Drive about Baldwin Lake, San Bernardino Mountains. Comment
  RSA92098  Carex senta F. W. Peirson 1922-6-24 3151 San Bernardino South Fork of the Santa Ana River 1921 Comment
  RSA92145  Schoenus nigricans F. W. Peirson 1924-9-2 5199 San Bernardino Arrowhead Hot Springs. 579 Comment
  RSA92146  Schoenus nigricans F. W. Peirson 1923-8-30 4000 San Bernardino Northeast part of San Gabriel Mts., Lone Pine Canyon, Clyde Ranch. 1479 Comment
  RSA92148  Fimbristylis thermalis F. W. Peirson 1924-9-2 5200 San Bernardino Arrowhead Hot Springs. 579 Comment
Read comments
Dec 24 2010
  RSA92150  Eleocharis quinqueflora F. W. Peirson 1922-6-22 3120 San Bernardino South Fork of Santa Ana River, San Bernardino Mountains. 2378 Comment
  RSA92311  Poa secunda F. W. Peirson 1924-5-14 4540 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA92437  Poa atropurpurea F. W. Peirson 1924-5-16 4546 San Bernardino South side of Bear Lake, 2.5 miles from dam 2058 Comment
  RSA92438  Poa atropurpurea F. W. Peirson 1932-5-28 9973 San Bernardino southwest shores of Baldwin Lake, San Bernardino Mountains. 2058 Comment
  RSA92658  Eriophyllum confertiflorum F. W. Peirson 1924-7-13 4945 San Bernardino Divide between Fish and Mission Creeks 2530 Comment
  RSA92679  Eriophyllum lanatum var. obovatum F. W. Peirson 1924-7-5 4906 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA92680  Eriophyllum lanatum var. obovatum F. W. Peirson 1930-7-7 9030 San Bernardino Along south edge of Holcomb Valley 2287 Comment
  RSA92682  Eriophyllum lanatum var. obovatum F. W. Peirson 1924-9-2 5181 San Bernardino Fish Camp. 2058 Comment
  RSA92683  Eriophyllum lanatum var. obovatum F. W. Peirson 1916-7-8 1382 San Bernardino Cushenberry Grade on north base of San Bernardino Mountains Comment
  RSA92841  Madia elegans subsp. wheeleri F. W. Peirson 1930-7-7 9026 San Bernardino Arrastre Flat 2287 Comment
  RSA92904  Madia elegans F. W. Peirson 1926-9-5 7071 San Bernardino Lake Arrowhead 1524 Comment
  RSA93092  Erigeron parishii F. W. Peirson 1930-4-29 8761 San Bernardino Grade in Cushionbury canyon 1 mile above Cushenbury Springs, north base of San Bernardino Mountain 1372 Comment
  RSA93093  Erigeron parishii F. W. Peirson 1926-5-29 6736 San Bernardino Cushenbury Grade about 0.5 mile above Cushenbury Springs. North slope of San Bernardino Mts. Comment
  RSA93097  Corethrogyne filaginifolia F. W. Peirson 1924-9-2 5180 San Bernardino Fish Camp. 2058 Comment
  RSA93099  Corethrogyne filaginifolia var. sessilis F. W. Peirson 1926-9-5 7072 San Bernardino Lake Arrowhead 1524 Comment
  RSA93109  Erigeron breweri var. jacinteus F. W. Peirson 1922-7-21 3204 San Bernardino Summit of Little Baldy (the peak due east of Mt. San Antonio) 2910 Comment
  RSA93150  Aster occidentalis F. W. Peirson 1924-9-2 5184 San Bernardino Fish Camp. 2058 Comment
  RSA93178  Machaeranthera canescens F. W. Peirson 1924-7-13 4946 San Bernardino Divide between Fish and Mission Creeks 2530 Comment
  RSA93179  Machaeranthera canescens F. W. Peirson 1920-8-22 2588 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mts 2895 Comment
  RSA93220  Pyrrocoma uniflora var. gossypina F. W. Peirson 1924-9-1 5169 San Bernardino Arrastre Flats 2271 Comment
  RSA93333  Kelloggia galioides F. W. Peirson 1924-7-5 4891 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA93346  Xylorhiza tortifolia F. W. Peirson 1924-5-14 4575 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA93388A  Helenium bigelovii F. W. Peirson 1923-8-22 3985 San Bernardino Vivian Creek, San Bernardino Mountains 2195 Comment
  RSA93389  Dudleya saxosa subsp. aloides F. W. Peirson 1930-5-31 8926 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  RSA93433  Brickellia oblongifolia var. linifolia F. W. Peirson 1931-7-9 9388 San Bernardino At head of Arctic Canyon 2346 Comment
  RSA93621  Antennaria rosea F. W. Peirson 1922-6-22 4231 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA93638  Antennaria dimorpha F. W. Peirson 1920-5-19 2143 San Bernardino San Gabriel Mts., Devils Backbone Ridge. 2134 Comment
  RSA93670  Antennaria media F. W. Peirson 1922-8-23 1310 San Bernardino Summit of San Gorgonia Peak. 3396 Comment
  RSA93742  Aster frondosus F. W. Peirson 1924-5-15 4595 San Bernardino North end of Baldwin Lake 2037 Comment
  RSA94126  Hulsea vestita subsp. parryi F. W. Peirson 1920-8-22 1407 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mts 2895 Comment
  RSA94149  Hulsea vestita subsp. parryi F. W. Peirson 1924-7-13 4944 San Bernardino Divide between Fish and Mission Creeks 2530 Comment
  RSA94150  Hulsea vestita subsp. pygmaea F. W. Peirson 1922-8-23 1406 San Bernardino Summit of Mount San Gorgonio 3476 Comment
  RSA94151  Hulsea vestita subsp. parryi F. W. Peirson 1922-6-23 4048 San Bernardino San Bernardino Mts: summit of Sugarloaf Peak 2988 Comment
  RSA94381  Dyssodia cooperi F. W. Peirson 1930-5-31 8928 San Bernardino Summit of grade above Warrens Well. Little San Bern Mtns. Comment
  RSA94527  Raillardella argentea F. W. Peirson 1922-8-23 1413 San Bernardino Summit of Mount San Gorgonio 3476 Comment
  RSA94634  Syntrichopappus lemmonii F. W. Peirson 1917-5-13 1378 San Bernardino Summit of Cajon Pass 1098 Comment
  RSA94673  Senecio douglasii var. monoensis F. W. Peirson 1924-5-14 4580 San Bernardino Box S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains. 1082 Comment
  RSA94682  Packera ionophylla F. W. Peirson 1922-6-22 4250 San Bernardino South Fork of Santa Ana River; San Bernardino Mountains. 2378 Comment
  RSA94683  Packera ionophylla F. W. Peirson 1930-7-4 9001 San Bernardino along Green Creek, north side of Sugarloaf Peak, San Bernardino Mts., 2590 Comment
  RSA94689  Senecio bernardinus F. W. Peirson 1922-6-23 3145 San Bernardino Sugarloaf Mountain 2438 Comment
  RSA94690  Senecio bernardinus F. W. Peirson 1924-7-6 4924 San Bernardino North shore of Bear Lake (Nr its West end) 2042 Comment
  RSA94702  Packera ionophylla F. W. Peirson s.n. San Bernardino Trail to Dry Lake Comment
  RSA94706  Packera ionophylla F. W. Peirson 1924-7-14 4961 San Bernardino north slope of the ridge above Lost Creek, San Bernardino Mts. 2743 Comment
  RSA94720  Senecio fremontii F. W. Peirson 1923-8-24 3994 San Bernardino Down southeast slope of summit of Mount San Gorgonio Peak 3476 Comment
  RSA94739  Senecio bernardinus F. W. Peirson 1933-6-24 10671 San Bernardino South side of Baldwin Lake 2057 Comment
  RSA95127  Agoseris grandiflora var. grandiflora F. W. Peirson 1923-8-30 4018 San Bernardino Clyde Ranch, Lone Pine Canyon. Eastern San Gabriel Mountains, west San Bernardino County 1494 Comment
  RSA95192  Sidalcea hickmanii subsp. parishii F. W. Peirson 1920-8-26 2251 San Bernardino Road crossing over Foresee Creek. 1677 Comment
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Jan 2 2012
  RSA95248  Taraxacum californicum F. W. Peirson 1926-5-31 6757 San Bernardino Bluff Lake 2287 Comment
  RSA95249  Taraxacum californicum F. W. Peirson 1922-6-22 2261 San Bernardino South Fork of Santa Ana River 2348 Comment
  RSA95250  Taraxacum californicum F. W. Peirson 1922-6-21 4315 San Bernardino Head of Santa Ana river, just above Big Meadows 2165 Comment
  RSA95262  Sidalcea hickmanii subsp. parishii F. W. Peirson 1924-7-16 4971 San Bernardino Barton Flats Road. 1524 Comment
  RSA95272  Sidalcea pedata F. W. Peirson 1939-7-11 8463 San Bernardino Fawnskin, Bear Valley. 2043 Comment
  RSA95273  Sidalcea pedata F. W. Peirson 1924-5-15 4559 San Bernardino North end of Baldwin Lake, San Bernardino Mts. Comment
  RSA95384  Sidalcea malviflora subsp. dolosa F. W. Peirson 1922-6-23 2056 San Bernardino Upper Holcomb Creek 2363 Comment
  RSA97261  Sphenosciadium capitellatum F. W. Peirson 1924-9-2 5175 San Bernardino Fish Camp. 2058 Comment
  RSA97340  Lomatium nevadense var. parishii F. W. Peirson 1922-6-23 3126 San Bernardino At summit and along ridge to east; Sugarloaf Peak. Comment
  RSA99350  Symphoricarpos rotundifolius var. parishii F. W. Peirson 1924-7-5 1200 San Bernardino Bluff Lake, San Bernardino Mts 2286 Comment
  SBBG28963  Lupinus concinnus F. W. Peirson 1921-5-29 San Bernardino summit of Cajon Pass 1219 Comment
  SBBG28976  Asclepias eriocarpa F. W. Peirson -- 884 San Bernardino San Bernardino Mtns Comment
  SBBG51908  Acer negundo F. W. Peirson 1924-7-19 San Bernardino Oak Glen, San Bernadino Mtns 1463 Comment
  SBBG53804  Myosurus apetalus var. montanus F. W. Peirson 1926-5-31 San Bernardino Bluff Lake 2286 Comment
  SBBG54476  Malaxis monophyllos subsp. brachypoda F. W. Peirson 1920-8-25 San Bernardino meadows, S Fork, Santa Ana River 2438 Comment
  SBBG65489  Eriogonum trichopes F. W. Peirson 1922-5-12 San Bernardino 10 mi N of Barstow Comment
  SBBG98214  Saltugilia splendens subsp. splendens F. W. Peirson 1924-7-16 4972 San Bernardino Barton Flats Comment
  SBBG98220  Loeseliastrum schottii F. W. Peirson 1927-5-7 7275 San Bernardino 1 mi E of Kramer Comment
  SD45394  Gilia ochroleuca subsp. exilis F. W. Peirson Aug 1906 920 San Bernardino Icehouse Canyon Divide; San Gbriel Mountains. 2408 Comment
  SD87524  Langloisia setosissima subsp. punctata Frank W. Peirson 1927-5-7 7287 San Bernardino 4.0 miles west of Barstow. Comment
  SD87552  Eriastrum eremicum subsp. eremicum Frank W. Peirson 1926-4-27 6684 San Bernardino 18 miles east of Victorville, Box S. Ranch vicinity. Comment
  SD87564  Eriogonum gracillimum Frank W. Peirson 1932-11-13 San Bernardino Deadman Point, at foot of rock pile 914 Comment
  SD87570  Gilia diegensis F. W Peirson 1919-4-16 4133 San Bernardino Cajon Pass. 686 Comment
  SD87572  Aliciella leptomeria F. W. Peirson 1924-5-14 4577 San Bernardino 21 miles east of Victorville. Comment
  SD87590  Ericameria cuneata var. spathulata Frank W. Peirson 1929-11-10 8607 San Bernardino Cactus Flat. 1830 Comment
  SD87594  Boechera parishii F. W. Peirson 1922-6-23 3101 San Bernardino San Bernardino Mountains, Summit of Sugarloaf 2970 Comment
  SD87625  Lesquerella tenella Frank W. Peirson 1932-3-23 9812 San Bernardino 35 miles south of Needles on the Blythe Road. Comment
  SD87652  Chrysothamnus viscidiflorus var. viscidiflorus Frank W. Peirson 1929-9-16 San Bernardino Fisheries road south of Baldwin Lake, Bear Valley. 2105 Comment
  SD87654  Ericameria parryi var. aspera F. W. Peirson 1929-9-16 8592 San Bernardino Slopes south of Baldwin Lake. Comment
  SD87696  Monolepis spathulata F. W. Peirson 1922-6-21 3148 San Bernardino Santa Ana River; San Bernardino Mountains. 2165 Comment
  SD87697  Carex douglasii F. W. Peirson 1922-6-21 San Bernardino San Bernardino Mountains; east of Big Meadow; dry ground under pines. 2164 Comment
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Jul 11 2010
  SD87712  Layia glandulosa F. W. Peirson 1924-5-15 4591 San Bernardino Baldwin Lake, San Bernardino Mountains 2040 Comment
  SD87714  Madia elegans F. W. Peirson 1929-9-11 8588 San Bernardino Bear Valley Boulevard near Peter Pan Woodland Club, San Bernardino Mountains. 2075 Comment
  SD87726  Collinsia parryi Frank W. Peirson 1920-5-28 San Bernardino San Antonio Canyon 1524 Comment
  SD87728  Adenophyllum cooperi Frank W. Peirson 1927-5-8 7292 San Bernardino Halfway from Barstow to Victorville. Comment
  SD87731  Erigeron breweri var. covillei F. W. Peirson 1922-7-7 San Bernardino Phelan, Mohave Desert Comment
  SD87760  Linanthus killipii F. W. Peirson 1926-5-30 6748 San Bernardino Low hills, north side of Baldwin Lake 2042 Comment
  SD87773  Horkelia wilderae F. W. Peirson 1922-6-22 3114 San Bernardino South Fork of Santa Ana, Barton Flats Trail 2316 Comment
  SD87774  Equisetum arvense F. W. Peirson 1922-6-22 San Bernardino San Bernardino Mountains, south fork of Santa Ana [River] 2440 Comment
  SD87776  Ivesia argyrocoma var. argyrocoma F. W. Peirson 1924-5-15 4590 San Bernardino San Bernardino Mountains, Baldwin Lake, level land at foot of slope 2042 Comment
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Mar 11 2009
  SD87781  Astragalus nuttallianus var. imperfectus Frank W. Peirson 1935-4-18 11494 San Bernardino Whipple Mountains; north part of range near the road going down into Copper Basin. 455 Comment
  SD87787  Sidalcea hickmanii subsp. parishii F. W. Peirson 1920-8-26 2251 San Bernardino Road crossing Toxesee Creek. 1676 Comment
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Jan 2 2012
  SD87792  Dudleya abramsii subsp. affinis Frank W. Peirson 1930-7-2 8972 San Bernardino Ridge south from summit of Johnson's Grade, San Bernardino Mountains. 2135 Comment
  SD87820  Tiquilia nuttallii F. W. Peirson Unknown San Bernardino Mojave River 869 Comment
  SD87847  Boechera retrofracta F. W. Peirson 1922-6-22 3135 San Bernardino San Bernardino Mountains, South Fork of Santa Ana River 2345 Comment
  SD87863  Phacelia austromontana Frank W. Peirson 1930-7-4 8986 San Bernardino San Bernardino Mts., north slope of Sugarloaf, Green Creek Comment
  SD87866  Phacelia bicolor Frank W. Peirson 1930-5-31 8919 San Bernardino Road from Lovejoy Buttes to Adelanto Comment
  SEINET1782829  Lesquerella bernardina F. W. Peirson 1924-5-16 4600 San Bernardino E end of Bear Lake, San Bernardino Mts. 2043 Comment
  SEINET3142543  Mirabilis laevis var. villosa F. W. Peirson 1924-5-15 4611 San Bernardino Cushenberry Grade, San Bernardino Mts. 1311 Comment
  SEINET5764661 Image available Haplopappus acradenius subsp. eremophilus Frank W. Peirson 1924-8-31 5128 San Bernardino Mojave Desert: Box S Ranch [ranch site = town of Lucerne Valley, Hwy 18 jct Hwy 247] 1082 Comment
  SEINET675828 Image available Artemisia vulgaris Frank W. Peirson 1932-11-12 10486 San Bernardino Forest border with A. tridentata. Southwest of Baldwin Lake, San Bernadino Mountains 2058 Comment
  UC1099772  Juncus parryi Frank W. Peirson 1922-8-23 3267 San Bernardino San Gorgonio 2987 Comment
  UC1106912  Luzula comosa var. laxa Frank W. Peirson 1922-6-24 San Bernardino Santa Ana River San Bernardino Mts. 1920 Comment
  UC1106913  Luzula comosa var. laxa Frank W. Peirson 1922-8-22 San Bernardino South Fork Santa Ana River, San Bernardino Mts. 2560 Comment
  UC218115  Hulsea vestita F. W. Peirson 1922-6-24 San Bernardino South Fork Santa Ana River; San Bernardino Mts. 1920 Comment
  UC218116  Veronica serpyllifolia subsp. humifusa F. W. Peirson 1922-6-22 San Bernardino South Fork of Santa Ana R.; San Bernardino Mountains, South Fork of Santa Ana 2346 Comment
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Sep 18 2009
  UC218117  Sagina saginoides F. W. Peirson 1922-6-22 San Bernardino S. Fork Santa Ana R. San Bernardino Mts., S. Fork Santa Ana R. 2377 Comment
  UC35485  Amorpha californica var. californica F. W. Peirson 1918-6-19 85 San Bernardino Cajon Pass Comment
  UC483077  Salix lasiolepis Frank W. Peirson 1919-6-6 717 San Bernardino North Fork San Antonio Creek 2286 Comment
  UC483085  Salix lasiolepis Frank W. Peirson 1932-5-30 9972 San Bernardino Green Valley San Bernardino Mts. (along stream) 2103 Comment
  UC483087  Salix scouleriana Frank W. Peirson 1932-5-30 9970 San Bernardino Green Valley San Bernardino Mts., Green Valley 2103 Comment
  UC501434  Apocynum androsaemifolium Frank W. Peirson 1930-7-8 9034 San Bernardino n. slope Sugarloaf; San Bernardino Mts., Fish Hatchery Creek 2362 Comment
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Aug 16 2011
  UC501436  Swertia neglecta Frank W. Peirson 1930-7-7 9015 San Bernardino Arrastre Flat, toward the e end of flat San Bernardino Mts. 2255 Comment
  UC501439  Centaurium venustum Frank W. Peirson 1922-6-20 4468 San Bernardino se of San Bernardino; Santa Ana River Comment
  UC501454  Scutellaria siphocampyloides Frank W. Peirson 1924-7-6 4925 San Bernardino City Creek Road; San Bernardino Mountains, City Creek Road 1828 Comment
  UC501466  Gilia filiformis Frank W. Peirson 1932-3-24 9825 San Bernardino Baker 280 Comment
  UC501469  Monoptilon bellidiforme Frank W. Peirson 1926-4-27 6681 San Bernardino 18 mi e Victorville (vicinity of Box S Ranch) Comment
  UC501484  Geranium richardsonii Frank W. Peirson 1923-8-23 3982 San Bernardino High Creek San Bernardino Mts. 2773 Comment
  UC501497  Ericameria nauseosa var. hololeuca Frank W. Peirson 1932-11-12 10488 San Bernardino sw of Baldwin Lake; San Bernardino Mountains 2133 Comment
  UC501516  Urtica dioica subsp. holosericea Frank W. Peirson 1919-6-6 30 San Bernardino San Gabriel Range, North (or West) of Fork San Antonio Creek North Fork San Antonio Creek; San Gabriel Range, North Fork San Antonio Creek 2438 Comment
  UC501520  Nitrophila occidentalis Frank W. Peirson 1920-6-22 1836 San Bernardino Chino Creek Comment
  UC501525  Zigadenus brevibracteatus Frank W. Peirson 1922-5-12 3012 San Bernardino 3 mi s Copper City; Mohave Desert Comment
  UC501530  Lewisia nevadensis Frank W. Peirson 1926-5-31 6754 San Bernardino Bluff Lake San Bernardino Mts., Bluff Lake 2286 Comment
  UC501543  Calystegia occidentalis subsp. fulcrata Frank W. Peirson 1930-7-4 8988 San Bernardino n slope Sugarloaf (Green Creek, San Bernardino Mts.); San Bernardino Mts., n slope Sugarloaf, Green Creek 2377 Comment
  UC501550  Hesperochiron californicus Frank W. Peirson 1932-5-28 9964 San Bernardino flats along s.w. shore Baldwin Lake; San Bernardino Mts., Baldwin Lake 2042 Comment
  UC501580  Astragalus bicristatus Frank W. Peirson 1932-5-28 San Bernardino sw side Baldwin Lake San Bernardino Mts., Baldwin Lake 2057 Comment
  UC501596  Lesquerella tenella Frank W. Peirson 1932-3-23 9812 San Bernardino on the Blythe Road 35 mi s Needles; s of Needles Comment
  UC501597  Erysimum capitatum var. capitatum Frank W. Peirson 1932-3-25 9837 San Bernardino on Victorville Rd 8 mi from Barstow 670 Comment
  UC501629  Gutierrezia sarothrae Frank W. Peirson 1929-8-23 8583 San Bernardino sw shore Baldwin Lake; San Bernardino Mts., Baldwin Lake 2072 Comment
  UC501631  Lessingia glandulifera var. glandulifera Frank W. Peirson 1921-5-29 1262 San Bernardino opposite Hesperia; Mohave River 868 Comment
  UC501637  Nama demissa var. demissa Frank W. Peirson 1928-4-1 7766 San Bernardino 33 mi n Baker (Death Valley Road, Amargosa Wash); n of Baker, Death Valley Road, Amargosa Wash Comment
  UC511751  Potentilla anserina subsp. anserina Frank W. Peirson 1933-6-24 4593 San Bernardino shores Baldwin Lake San Bernardino Mts., shores Baldwin Lake 2057 Comment
  UC511768  Packera bernardina Frank W. Peirson 1933-6-24 10671 San Bernardino Baldwin Lake, s shore San Bernardino Mts. 2057 Comment
  UC511770  Marsilea vestita subsp. vestita Frank W. Peirson 1933-6-25 10674 San Bernardino 2 mi se Baldwin Lake; San Bernardino Mts., Bear Valley 2133 Comment
  UC511771  Erigeron aphanactis var. congestus Frank W. Peirson 1933-6-24 10676 San Bernardino along ridge s from the summit Johnson Grade; San Bernardino Mts., Johnson Grade 2133 Comment
  UC511772  Lotus argyraeus Frank W. Peirson 1933-6-24 10677 San Bernardino ridge s summit of the Johnson Grade; San Bernardino Mts. 2133 Comment
  UC511773  Monardella macrantha Frank W. Peirson 1933-7-12 10704 San Bernardino City Creek Road San Bernardino Mts. 1371 Comment
  UC511777  Caulanthus major var. major Frank W. Peirson 1933-6-24 San Bernardino e shore Baldwin Lake; San Bernardino Mts., e shore Baldwin Lake 2057 Comment
  UC511778  Thelypodium stenopetalum Frank W. Peirson 1933-6-24 6741 San Bernardino Baldwin Lake shoress San Bernardino Mts. 2057 Comment
  UC511779  Potentilla biennis Frank W. Peirson 1933-6-25 10672 San Bernardino 2 mi se Baldwin Lake (Bear Valley); San Bernardino Mts., Bear Valley 2133 Comment
  UC511861  Descurainia pinnata Frank W. Peirson 1933-6-25 10673 San Bernardino 2 mi se Baldwin Lake; San Bernardino Mts., Bear Valley 2133 Comment
  UC511916  Hesperostipa comata Frank W. Peirson 1933-6-24 8957 San Bernardino s shore Baldwin Lake; San Bernardino Mts. 2057 Comment
  UC511919  Delphinium parishii Frank W. Peirson 1933-6-24 10675 San Bernardino e shore Baldwin Lake; San Bernardino Mts. 2057 Comment
  UC511921  Dudleya abramsii subsp. affinis Frank W. Peirson 1933-6-24 8972 San Bernardino ridge s summit of Johnson Grade; San Bernardino Mtns Comment
  UC530092  Agrostis idahoensis Frank W. Peirson 1918-7-7 1576 San Bernardino Kellys Cabin San Gabriel Mts., =San Antonio Mts., Ontario Ridge (Ontario Ridge, San Gabriel Mts.) 2499 Comment
  UC566628  Packera ionophylla Frank W. Peirson 1924-7-14 4961 San Bernardino Lost Creek San Bernardino Mts. 2743 Comment
  UC566800  Lomatium nevadense var. parishii Frank W. Peirson 1920-5-19 2679 San Bernardino Coldwater branch of Lytle Creek 1676 Comment
  UC570589  Logfia filaginoides Frank W. Peirson 1935-4-18 11480 San Bernardino a mi or 2 up the canyon Copper Creek Basin; Whipple Mountains, Copper Creek Basin Comment
  UC570590  Gilia scopulorum Frank W. Peirson 1935-4-18 11484 San Bernardino Copper Basin Creek Whipple Mountains, Copper Basin Creek Comment
  UC570591  Linanthus jonesii Frank W. Peirson 1935-4-18 11483 San Bernardino Copper Basin Creek Whipple Mountains Comment
  UC570592  Parietaria pensylvanica Frank W. Peirson 1935-4-18 11481 San Bernardino Copper Basin Creek; Whippel MOuntains Comment
  UC570595  Calycoseris wrightii Frank W. Peirson 1935-4-18 11490 San Bernardino Copper Basin Creek Whipple Mountains, Copper Basin Creek Comment
  UC570601  Xanthisma spinulosum var. gooddingii Frank W. Peirson 1935-4-18 11489 San Bernardino Copper Basin Creek; Whipple Mts. Comment
  UC570602  Salvia mohavensis Frank W. Peirson 1935-4-18 11496 San Bernardino not far from road going down into Copper Basin (n part of Whipple Mountains Range); Whipple Mountains Comment
  UC570603  Adenophyllum porophylloides Frank W. Peirson 1935-4-18 11488 San Bernardino Copper Basin Creek; Whipple Mountains Comment
  UC570604  Anemone tuberosa Frank W. Peirson 1935-4-18 11502 San Bernardino n. part of Range near rd. going down into Copper Basin; Whipple Mts. 457 Comment
  UC570605  Astragalus nuttallianus var. imperfectus Frank W. Peirson 1935-4-18 11494 San Bernardino n part of Whipple Mountains near the road going down into Copper Basin; Whipple Mountains, n part of range, <nr> Copper Basin 457 Comment
  UC570608  Cercidium microphyllum Frank W. Peirson 1935-4-18 11500 San Bernardino near site of Parker Dam; Whipple Mountains Comment
  UC573115  Cryptantha pterocarya Frank W. Peirson 1921-5-29 5812 San Bernardino Mohave River 883 Comment
  UC632778  Fimbristylis thermalis Frank W. Peirson 1924-9-2 5200 San Bernardino Arrowhead Hot Springs; in little canyon 579 Comment
Read comments
Dec 24 2010
  UC672177  Erigeron parishii Frank W. Peirson 1926-5-29 6736 San Bernardino about 1/2 mi above Cushenberry Springs; Cushenberry Grade Comment
  UC672181  Erigeron aphanactis var. congestus Frank W. Peirson 1923-8-24 1284 San Bernardino Summit San Gorgonio Peak 3490 Comment
  UC672263  Isocoma acradenia var. acradenia Frank W. Peirson 1924-8-31 5126 San Bernardino 1 mi w Box S Ranch; Mohave Desert 914 Comment
  UC672285  Arida carnosa Frank W. Peirson 1924-8-31 5131 San Bernardino Box S Spring 1082 Comment
  UC672290  Symphyotrichum defoliatum Frank W. Peirson 1924-9-1 5165 San Bernardino east end of lake Baldwin Lake 2042 Comment
  UC672291  Symphyotrichum spathulatum Frank W. Peirson 1926-9-5 7073 San Bernardino Arrowhead Lake, on dam San Bernardino Mts., Arrowhead Lake 1524 Comment
  UC673634  Antennaria rosea Frank W. Peirson 1922-6-22 4231 San Bernardino South Fork Santa Ana River San Bernardino Mts., South Fork Santa Ana River 2346 Comment
  UC813705  Ephedra nevadensis F. W. Peirson and I. M. Johnston 1922-5-14 6510 San Bernardino Summit of Pilot Knob Mohave Desert, Summit of Pilot Knob Comment
  UC852706  Sagina saginoides F. W. Peirson 1922-6-22 San Bernardino San Bernardino Mts., S. Fork Santa Ana R. 2377 Comment
  UC908493  Eriastrum sapphirinum Frank W. Peirson 1926-5-29 6735 San Bernardino e Victorville; Deadman Point Comment
  UC908581  Eriastrum eremicum subsp. eremicum Frank W. Peirson 1927-7-10 7352 San Bernardino Near Mexican Well. Comment
  UC908629  Linanthus breviculus Frank W. Peirson 1926-9-5 7082 San Bernardino Arrowhead Lake Comment
  UC909048  Langloisia setosissima subsp. punctata Frank W. Peirson 1922-5-14 3009 San Bernardino 1/2 way Barstow to Victorville (Devil's Kitchen); Devil's Kitchen Comment
  UC909102  Loeseliastrum schottii Frank W. Peirson 1927-5-7 7275 San Bernardino 1 mi. e. Kramer Comment
  UC909143  Langloisia setosissima subsp. punctata Frank W. Peirson 1927-5-7 7287 San Bernardino 4 mi. w. Barstow Comment
  UC912240  Artemisia ludoviciana subsp. ludoviciana Frank W. Peirson 1924-8-31 San Bernardino s of Victorville 792 Comment
  UC912501  Dieteria canescens var. canescens Frank W. Peirson 1920-8-22 2588 San Bernardino ridge e Foxesee Creek; San Bernardino Mts. 2895 Comment
  UC971765  Gilia ochroleuca subsp. vivida F. W. Peirson August, 1906 920 San Bernardino Icehouse Canyon Divide San Gabriel Mountains, Icehouse Canyon Divide 2407 Comment
  UCD61548  Elymus elymoides F. W. Peirson 1923-8-24 3979 San Bernardino San Bernardino Mountains. 3499 Comment
  UCD86556  Muhlenbergia asperifolia F. W. Peirson 1924-8-21 5119 San Bernardino South of town of Victorville, Mojave Desert. 792 Comment
  UCD91362  Polypogon monspeliensis F. W. Peirson 1920-8-24 2274 San Bernardino East of Big Meadow, head of Santa Ana River, San Bernardino Mountains. Southern California. 2164 Comment
  UCR136622  Collinsia parviflora F. W. Peirson 1922-6-24 3141 San Bernardino San Bernardino Mtns., Santa Ana River at the South Fork 1921 Comment
  UCR136638  Castilleja linariifolia F. W. Peirson 1924-8-31 1156 San Bernardino Mojave Desert, Box 'S' Spring, near Cushenbury Spring 1082 Comment
  UCR136639  Sidalcea hickmanii subsp. parishii F. W. Peirson 1924-7-16 4971 San Bernardino Transverse Range; San Bernardino Mtns., Barton Flats Road [probably in vicinity of Seven Oaks] 1616 Comment
  UCR136646  Penstemon caesius F. W. Peirson 1924-7-5 4908 San Bernardino San Bernardino Mtns., Bluff Lake 2287 Comment
  UCR136648  Nicotiana obtusifolia F. W. Peirson 1924-5-14 4579 San Bernardino Mojave Desert, 12 miles east of Victorville, Deadman Point 915 Comment
  UCR142706  Hesperocnide tenella F. W. Peirson 1924-5-14 4547 San Bernardino Mojave Desert, 12 miles east of Victorville, Deadman Point 915 Comment
  UCR143432  Tropidocarpum gracile F. W. Peirson 1922-5-13 2964 San Bernardino Mojave Desert, Granite Wells 1220 Comment
  UCR158046  Helianthus nuttallii subsp. nuttallii F. W. Peirson 1923-8-30 4022 San Bernardino Transverse Ranges: Eastern San Gabriel Mountains, Clyde Ranch, Lone Pine Canyon 1494 Comment
  UCR168316  Stanleya pinnata F. W. Peirson 1924-8-31 5125 San Bernardino Southern Mojave Desert, 2 miles west of Box S Ranch [ranch site = town of Lucerne Valley, Hwy 18 jct Hwy 247] 915 Comment
  UCR168455  Ephedra viridis F. W. Peirson 1922-5-13 1526 San Bernardino Mojave Desert, summit of Pilot Knob 1655 Comment
  UCR17970  Myosurus apetalus F. W. Peirson 1926-5-31 6758 San Bernardino San Bernardino Mtns., Bluff Lake 2287 Comment
  UCR19610  Eriastrum sapphirinum subsp. ambiguum F. W. Peirson 1926-5-29 6735 San Bernardino Mojave Desert, east of Victorville, open desert at Deadman Point 922 Comment
  UCR19612  Langloisia schottii F. W. Peirson 1927-5-7 7275 San Bernardino Western Mojave Desert, 1 mi. east of Kramer 757 Comment
  UCR66534  Agrimonia gryposepala F. W. Peirson 1924-7-16 4975 San Bernardino San Bernardino Mtns, Potato Canyon 1280 Comment
  UCR70730  Solidago confinis F. W. Peirson 1924-8-31 5133 San Bernardino Mojave Desert, Box 'S' Spring, near Cushenbury Spring 1082 Comment
  UCR70773  Artemisia biennis F. W. Peirson 1924-9-1 5160 San Bernardino San Bernardino Mtns., Baldwin Lake, flat at end of lake. Comment
  UCR70850  Gilia splendens subsp. splendens F. W. Peirson 1924-7-16 4972 San Bernardino Transverse Range; San Bernardino Mtns., Barton Flats Road [probably in vicinity of Seven Oaks] 1616 Comment
  UCSB25242  Carex subfusca Peirson, Frank 1922-7-18 San Bernardino Kelly's Cabin, Ontario Peak; San Gabriel Mts. 2499 Comment
  CAS-BOT-BC185902  Vulpia octoflora var. hirtella F. W. Peirson 1935-4-18 11505 San Bernardino Northern part of range near the road going down into Copper Basin, Whipple Mts. 457 Comment
  CAS-BOT-BC241715  Eriogonum brachyanthum Frank W. Peirson 1922-7-7 4743 San Bernardino San Gabriel Mts., Sheep Cr. Comment
  CAS-BOT-BC242826  Eriogonum davidsonii Frank W. Peirson 1920-9-12 2278 San Bernardino Mt. Baldy (San Bernardino), south trail; San Gabriel Mts. 2438 Comment
  CAS-BOT-BC269800  Eriogonum nudum var. pauciflorum Frank W. Peirson 1920-9-16 20 San Bernardino North Fork San Antonio, San Gabriel Mts. Comment
  CAS-BOT-BC298918  Ericameria nauseosa var. bernardina Frank W. Peirson 1923-8-25 3998 San Bernardino Mill Creek Comment
  CAS-BOT-BC312635  Hymenopappus filifolius var. lugens Frank W. Peirson 1922-6-22 s.n. San Bernardino San Bernardino Mts. Ridge W. of S. F. Santa Ana Riv. Comment
  CAS-BOT-BC321557  Layia glandulosa Frank W. Peirson 1930-4-16 8728 San Bernardino Cima Road, 8 miles S of the Las Vegas Road Comment
  CAS-BOT-BC338963  Lasthenia californica F. W. Peirson 1919-4-16 389 San Bernardino Foot of mountains near Lytle Creek 533 Comment
  CAS-BOT-BC349731  Monoptilon bellidiforme F. W. Peirson 1926-4-27 6681 San Bernardino Near Box S Ranch, north base of San Bernardino Mts. Comment
  CAS-BOT-BC349732  Monoptilon bellidiforme F. W. Peirson 1928-3-31 7755 San Bernardino Near bridge over Mohave River north of Victorville Comment
  CAS-BOT-BC357353  Pseudognaphalium microcephalum Frank W. Peirson 1920-9-16 5251 San Bernardino North Fork San Antonio Creek, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC376677  Syntrichopappus fremontii F. W. Peirson 1922-5-12 4243 San Bernardino Desert 22 miles north of Barstow Comment
  CAS-BOT-BC389499  Silene menziesii F. W. Peirson 1922-6-24 s.n. San Bernardino San Bernardino Mts. Santa Ana River, 1/4 mi. above South Fork 1950 Comment
  CAS-BOT-BC391195  Stellaria longipes subsp. longipes Frank W. Peirson 1922-6-24 4292 San Bernardino Ca. 1/4 mi. above South Fork Santa Ana River; San Bernardino Mts. 1935 Comment
  CAS-BOT-BC392272  Myosurus apetalus Frank W. Peirson 1924-5-15 4557 San Bernardino Summit above Doble 2100 Comment
  CAS-BOT-BC410982  Nemacladus sigmoideus F. W. Peirson 1926-5-30 6747 San Bernardino Hills north side of Baldwin Lake Comment
  CAS-BOT-BC439727  Claytonia parviflora subsp. viridis Frank W. Peirson 1922-6-24 604 San Bernardino San Bernardino Mts. Santa Ana Riv. 1920 Comment
  CAS-BOT-BC514241  Maianthemum stellatum Frank W. Peirson 1920-9-14 1682 San Bernardino Coldwater Cienega, Lytle Creek, San Gabriel Mts. 2133 Comment
  CAS-BOT-BC515050  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1929-8-23 8585 San Bernardino SW slopes of Baldwin Lake, near lot, Bear Valley 2072 Comment
  CAS-BOT-BC515126  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1924-7-15 4965 San Bernardino San Bernardino Mts., Coon Creek Divide 2438 Comment
  CAS-BOT-BC535009  Drymocallis glandulosa var. reflexa Frank W. Peirson 1922-7-18 4181 San Bernardino San Gabriel Mts., Icehouse Canyon 2316 Comment
  JEPS11097  Penstemon rostriflorus Frank W. Peirson 1922-7-19 3206 San Bernardino divide between Cucamonga and Ontario Peaks; San Gabriel Mountains, btw Cucamonga and Ontario Peaks 2407 Comment
  JEPS1409  Nama pusilla Frank W. Peirson 1932-5-10 9954 San Bernardino 15 mi n Baker (Mohave Desert, beds of former pools); Mohave Desert, n of Baker Comment
  JEPS53071  Arabis pycnocarpa var. pycnocarpa Frank W. Peirson 1922-6-24 San Bernardino 1/4 mi. e. of S. Fork Santa Ana R. San Bernardino Mts., S. Fork Santa Ana R. 1950 Comment
  JEPS57074  Eriogonum baileyi var. baileyi Frank W. Peirson 1928-9-6 San Bernardino near Warrens Well; Mohave Desert Comment
  JEPS57632  Chorizanthe corrugata Frank W. Peirson 1928-4-1 7762 San Bernardino 28 mi n Baker (border Amargosa Wash); Border Amargosa WAsh Comment
  JEPS66588  Chimaphila umbellata Frank W. Peirson 1924-7-14 4964 San Bernardino slope e. S. Fork Santa Ana R. (San Bernardino Mts.); San Bernardino Mts. 2743 Comment
  PASA1077  Lotus crassifolius Frank W. Peirson 1930-7-5 San Bernardino Northwest of Baldwin Lake, San Bernardino Mts. Comment
  PASA1122  Scutellaria angustifolia Frank W. Peirson 1940-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2133 Comment
  PASA1123  Scutellaria angustifolia Frank W. Peirson 1940-7-3 San Bernardino Road to Fish Hatchery south of Baldwin Lake, San Bernardino Mts. 2133 Comment
  PASA1340  Phacelia heterophylla Frank W. Peirson 1930-7-5 San Bernardino Quarry northwest of Baldwin Lake, San Bernardino Mts. 2072 Comment
  PASA146  Orthocarpus cinereus Frank W. Peirson 1931-7-1 San Bernardino Southwest shore of Baldwin Lake, San Bernardino Mts. 2042 Comment
  PASA1575  Syntrichopappus fremontii Frank W. Peirson 1922-5-12 San Bernardino 22 miles north of Barstow on the Granite Wells Road Comment
  PASA1632  Cleomella obtusifolia Frank W. Peirson 1924-5-14 San Bernardino 1 mile west of the Box S Ranch, Mohave Desert Comment
  PASA1633  Cleomella oocarpa Frank W. Peirson 1924-9-1 San Bernardino Cushenbury Grade 1127 Comment
  PASA1664  Lupinus horizontalis var. platypetalus Frank W. Peirson 1922-5-12 San Bernardino 22 miles north of Barstow on the Granite Wells Road Comment
  PASA1673  Lupinus shockleyi Frank W. Peirson 1922-5-14 7716 San Bernardino 1 mile north of Barstow Comment
  PASA1728  Erigeron foliosus Frank W. Peirson 1922-8-27 San Bernardino Barton Flats Road at the Foxsee crossing, San Bernardino Mts. 1600 Comment
  PASA174  Pedicularis semibarbata Frank W. Peirson 1929-5-31 San Bernardino Summit of San Antonio-Coldwater Divide, San Gabriel Range 2438 Comment
  PASA1799  Aster ascendens var. delectabilis Frank W. Peirson 1922-8-27 San Bernardino Barton Flats, San Bernardino Mts. 1950 Comment
  PASA1803  Aster chilensis Frank W. Peirson 1928-9-5 San Bernardino Victorville 792 Comment
  PASA1927  Carum gairdneri Frank W. Peirson 1930-7-2 San Bernardino Northwest of Baldwin Lake, San Bernardino Mts. 2072 Comment
  PASA1971  Lappula occidentalis Frank W. Peirson 1922-6-24 San Bernardino Santa Ana River at South Fork, San Bernardino Mts. 1904 Comment
  PASA2061  Streptanthus major Frank W. Peirson 1930-7-8 San Bernardino Fish Hatcher Creek, Bear Valley, San Bernardino Mts. 2438 Comment
  PASA2209  Eriophyllum confertiflorum var. discoideum Frank W. Peirson 1921-7-19 San Bernardino San Antonio Canyon 1981 Comment
  PASA234  Trifolium grantianum Frank W. Peirson 1924-7-14 San Bernardino Lost Creek, Santa Ana tributary, San Bernardino Mts. 2209 Comment
  PASA235  Trifolium involucratum Frank W. Peirson 1930-7-7 San Bernardino Holcomb Valley, San Bernardino Mts. 2255 Comment
  PASA2664  Arabis perennans Frank W. Peirson 1930-7-8 9035 San Bernardino Fish Hatchery Creek, San Bernadino Mtns. Bear Valley 2438 Comment
  PASA2731  Astragalus layneae Frank W. Peirson 1922-4-14 3011 San Bernardino 10 miles north of Barstow Comment
  PASA2746  Astragalus preussii Frank W. Peirson 1930-4-15 8726 San Bernardino Road from Baker to Las Vegas at junction of Cima Road Comment
  PASA29  Plantago purshii Frank W. Peirson 1930-7-2 San Bernardino Johnson's Grave SB Mts. Comment
  PASA315  Malacothrix sonchoides Frank W. Peirson 1926-4-27 San Bernardino Vicinity of Box S. Ranch Comment
  PASA334  Rafinesquia neomexicana Frank W. Peirson 1926-4-27 San Bernardino From Victoryville to Palmdale and 20 miles from former Comment
  PASA397  Camelina sativa Frank W. Peirson 1922-7-7 San Bernardino Swartout Valley 1798 Comment
  PASA855  Penstemon bridgesii Frank W. Peirson 1920-8-22 San Bernardino Foxsee Creek, San Bernardino Mts. 2590 Comment
  PASA886  Apocynum androsaemifolium subsp. pumilum Frank W. Peirson 1930-6-8 San Bernardino Fish Hatchery Creek, Bear Valley, San Bernardino Mts. 2362 Comment
  PASA913  Agoseris heterophylla Frank W. Peirson 1922-7-7 San Bernardino Swartout Valley 1843 Comment
  PASA951  Senecio multicapitatus Frank W. Peirson 1922-8-23 San Bernardino North slope San Gorgonio, San Bernardino Mts. 2925 Comment
  PASA952  Senecio multicapitatus Frank W. Peirson 1920-8-22 San Bernardino Foxsee Creek (Santa Ana River tributary) San Bernardino Mts. 2590 Comment
  PASA990  Castilleja pinetorum Frank W. Peirson 1930-7-8 San Bernardino Fish Hatchery Creek, North slope Sugarloaf, San Bernardino Mts. 2590 Comment
  POM12783  Erigeron breweri var. porphyreticus F. W. Peirson 1922-6-22 3100 San Bernardino Ridge W of S Fork of Santa Ana 2256 Comment
  POM146279  Apocynum X floribundum F. W. Peirson 1924-7-12 787 San Bernardino Glen Martin , damp ground. 1799 Comment
  POM162890  Apocynum androsaemifolium subsp. pumilum F. W. Peirson 1929-10-26 8603 San Bernardino Above Fish Camp, City Cr. Road. 2073 Comment
  POM193453  Lessingia glandulifera var. glandulifera F. W. Peirson 1929-9-16 s.n. San Bernardino Road to Fisheries S of Baldwin Lake, San Bernardino Mts. 2104 Comment
  POM193454  Aster ascendens F. W. Peirson 1929-9-11 8589 . San Bernardino Peter Pan Golf Course, Bear Valley, Bear Valley, San Bernardino Mts 2058 Comment
  POM193455  Madia elegans F. W. Peirson 1929-9-11 8588 San Bernardino Bear Valley Boulevard near Peter Pan Woodland Club, Bear Valley, San Bernardino Mts. 2073 Comment
  POM212924  Cheilanthes parryi F. W. Peirson 1935-4-18 11501 San Bernardino Whipple Mountains, Northern Part of Range Comment
  POM311029  Gilia ochroleuca subsp. exilis F. W. Peirson 1906-08 920 San Bernardino Icehouse Canyon Divide. 2409 Comment
  POM357402  Erigeron aphanactis var. congestus F. W. Peirson 1924-7-13 s.n. San Bernardino San Bernardino Mts. Fish & Mission Creeks Divide 2500 Comment
  POM361121  Hymenopappus filifolius var. lugens F. W. Peirson 1922-6-22 s.n. San Bernardino Ridge W of S Fork of Santa Ana. Comment
  POM86635  Geum macrophyllum F. W. Peirson 1922-6-24 5335 San Bernardino S Fork of Santa Ana River, San Bernardino Mts 2058 Comment
  POM93098  Corethrogyne filaginifolia F. W. Peirson 1920-8-26 1265 San Bernardino Santa Ana River 1372 Comment
  POM9688  Chorizanthe xanti F. W. Peirson 1921-5-30 2419 San Bernardino Lone Pine Canyon, e. end of San Gabriel Mts. 1067 Comment
  POM9772  Eriogonum maculatum F. W. Peirson 1921-12-18 s.n. San Bernardino 24 mi. north of Barstow. Comment
  POM9911  Limosella acaulis F. W. Peirson 1906-8-14 857 San Bernardino Bluff Lake, San Bernardino Mountains. 2439 Comment
  POM9912  Cystopteris fragilis F. W. Peirson 1920-8-22 s.n. San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mtns. 2744 Comment
  POM9922  Eriogonum mohavense F. W. Peirson 1921-5-29 s.n. San Bernardino Mojave River 869 Comment
  POM9929  Cryptogramma acrostichoides F. W. Peirson 1921-8-22 1519 San Bernardino San Bernardino Mountains: Foxesee Creek [Forsee Creek]. 2895 Comment
  POM9940  Allium monticola F. W. Peirson 1919-6-4 3 San Bernardino Icehouse Canyon 1982 Comment
  RSA0001969  Lesquerella kingii subsp. bernardina F. W. Peirson 1924-5-16 4600 San Bernardino In woods on north side of east end of Bear Lake. San Bernardino Mtns. 2043 Comment
  RSA0004790  Gilia latiflora subsp. elongata F. W. Peirson 1922-5-13 2985 San Bernardino 28 miles north of Barstow, near Seaberg's Well. Comment
  RSA0006687  Helianthus parishii F. W. Peirson 1924-9-2 5207 San Bernardino marshes on Santa Ana River, w miles south of San Bernardino. 305 Comment
  RSA0010907  Castilleja applegatei subsp. martinii F. W. Peirson 1930-7-5 9008 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2134 Comment
  RSA0011092  Turricula parryi F. W. Peirson 1930-7-7 9012 San Bernardino San Bernardino Mountains; on road from Doble to Arrastre Flat 2210 Comment
  RSA0013676  Senecio spartioides F. W. Peirson 1922-8-23 4249 San Bernardino North slope of San Gorgonio Peak, San Bernardino Mts. 2927 Comment
  RSA0016144  Monardella australis subsp. australis F. W. Peirson 1924-7-6 4926 San Bernardino Rim Road, San Bernardino Mtns. 1829 Comment
  RSA0016146  Monardella australis subsp. australis F. W. Peirson 1926-9-5 7078 San Bernardino Arrowhead Lake, San Bernardino Mts. 1524 Comment
  RSA0016432  Helianthus nuttallii subsp. nuttallii F. W. Peirson 1924-9-1 5139 San Bernardino Cushenbury Springs, N base of San Bernardino Mountains., Mojave Desert. 1232 Comment
  RSA0016434  Helianthus nuttallii subsp. nuttallii F. W. Peirson 1923-8-26 3987 San Bernardino Above Mill Creek Road; San Bernardino Mountains. 1220 Comment
  RSA0019565  Cornus californica F. W. Peirson 1924-9-2 5193 San Bernardino Along stream at road to Green Valley, City Creek Road, San Bernardino Mts., southern California. 1799 Comment
  RSA0019820  Bromus tectorum F. W. Peirson 1921-5-30 1578 San Bernardino Road to Lone Pine Canyon, San Gabriel Mountains, from Cajon Pass. 991 Comment
  RSA0020140  Bromus tectorum F. W. Peirson 1932-5-28 9962 San Bernardino Near summit of Johnson Grade, east of Baldwin Lake, San Bernardino Mountains. 1829 Comment
  RSA0020146  Bromus tectorum F. W. Peirson 1924-5-14 4543 San Bernardino 12 miles east of Victorville. Comment
  RSA0022772  Monardella australis subsp. australis F. W. Peirson 1929-7-11 8472 San Bernardino City Creek Road, above Fish Camp, San Bernardino Mts. 2073 Comment
  RSA0029720  Delphinium glaucum F. W. Peirson 1906-8-17 s.n. San Bernardino South Fork of Santa Ana River. 2439 Comment
  RSA0030747  Stellaria longipes subsp. longipes F. W. Peirson 1922-6-22 3115 San Bernardino South Fork Santa Meadows. 2377 Comment
  RSA0036065  Pyrola californica F. W. Peirson 1923-8-23 3983 San Bernardino Vivian Creek, San Bernardino Mts. 2438 Comment
  RSA0036074  Pyrola minor Frank W. Peirson 1924-7-17 4956 San Bernardino Lost Creek, San Bernardino Mts. 2438 Comment
  RSA0042705  Thysanocarpus rigidus F. W. Peirson s.n. San Bernardino Mojave River. 883 Comment
  RSA0050349  Arctostaphylos patula F. W. Peirson 1930-7-7 9023 San Bernardino Arrastre Flat near Holcomb Valley, San Bernardino Mts. 2256 Comment
  RSA0059734  Fimbristylis thermalis Frank W. Peirson 1924-9-2 5200 San Bernardino Arrowhead Hot Springs. Abundant in the Little Canon. 579 Comment
  RSA0063186  Heuchera parishii F. W. Peirson 1930-7-4 9000 San Bernardino Open ridge above Greene Creek Canyon, Sugarloaf Peak. 2591 Comment
  RSA0066546  Erigeron foliosus var. covillei F. W. Peirson 1921-7-4 2481 San Bernardino 2 miles east of Phelan, north of Cajon Pass. Comment
  RSA0070643  Cirsium mohavense F. W. Peirson 1924-8-31 5135 San Bernardino Box S Springs, north base of San Bernardino Mountains. 1082 Comment
  RSA0070988  Phacelia davidsonii F. W. Peirson 1924-7-16 4968 San Bernardino Road to Barton Flats, San Bernardino Mts. 1677 Comment
  RSA0074374  Heterotheca fastigiata F. W. Peirson 1920-9-15 4734 San Bernardino Lytle Creek, eastern San Gabriel Mts. 1905 Comment
  RSA0076244  Scutellaria austiniae F. W. Peirson 1924-7-6 4925 San Bernardino San Bernardino Mountains: City Creek Road. 1829 Comment
  RSA0079798  Carex rossii Frank W. Peirson 1918-7-7 1620 San Bernardino Kelly's Cabin, Ontario Ridge, San Gabriel Mts. 2499 Comment
  RSA0079888  Carex rossii F. W. Peirson 1924-7-5 4902 San Bernardino Bluff Lake. 2286 Comment
  RSA0080573  Pyrola dentata F. W. Peirson 1920-9-14 4727 San Bernardino Slope above Coldwater Cienega: fork of Lytle Creek 2134 Comment
  RSA0081601  Pyrola aphylla F. W. Peirson 1920-8-23 823 -a San Bernardino South fork of Santa Ana River, San Bernardino Mts., southern California. 1921 Comment
  RSA0082837  Pyrola minor F. W. Peirson 1920-8-25 2587 San Bernardino San Bernardino Mts. Dollar Lake region. 2668 Comment
  RSA0083333  Pyrola picta F. W. Peirson 1922-8-24 3284 San Bernardino near summit of San Bernardino Ridge. 2744 Comment
  RSA0083779  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1906-08 920 San Bernardino Icehouse Canyon Divide. San Gabriel Mountains. 2408 Comment
  RSA0091579  Amsinckia vernicosa F. W. Peirson 1922-5-13 2978 San Bernardino North slope of Pilot Knob, northwestern Mojave Desert. 1296 Comment
  RSA0101415  Nama pusilla F. W. Peirson 1928-4-1 7763 San Bernardino 33 miles north of Baker. Comment
  RSA0101696  Botrychium ascendens Frank W. Peirson 1922-7-20 3207 San Bernardino Cienega at Coldwater Fork of Lytle Creek, eastern San Gabriel Mts., San Bernardino Mountains. 2134 Comment
  RSA0104954  Sedum spathulifolium F. W. Peirson 1922-6-26 4432 San Bernardino Barton Flats road, near Glen Martin, San Bernardino Mts. 1616 Comment
  RSA0117284  Collinsia parviflora F. W. Peirson 1922-6-24 3141 San Bernardino Santa Ana River at mouth of South Fork. 1921 Comment
  RSA0117296  Collinsia parviflora Frank W. Peirson 1926-5-30 6751 San Bernardino South side of Bear Lake near road to Santa Ana River, about 2 miles from Dam 2043 Comment
  RSA0117341  Collinsia parryi F. W. Peirson 1920-5-28 44491 San Bernardino San Antonio Canyon 1524 Comment
  RSA0117877  Myosurus minimus Frank W. Peirson 1926-5-31 6758 San Bernardino Considerable patches were found along north side of meadow about opposite to the spring; Bluff Lake. 2286 Comment
  RSA0120396  Eriastrum eremicum subsp. eremicum F. W. Peirson 1927-7-10 7352 San Bernardino Several miles west of Mexican Well, eastern borders of San Bernardino Co. 1220 Comment
  RSA0120408  Eriastrum eremicum subsp. eremicum F. W. Peirson 1926-4-27 6684 San Bernardino Near Box S Ranch, 18 miles east of Victorville, Mojave Desert. Comment
  RSA0123321  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1930-7-8 9033 San Bernardino Fish Hatchery creek [possibly Green Canyon Creek], north slope of Sugarloaf Mt. 2256 Comment
  RSA0123331  Eriastrum sapphirinum subsp. brevibracteatum F. W. Peirson 1926-5-29 6735 San Bernardino Deadman Point, east of Victorville. Comment
  RSA0123421  Eriastrum sapphirinum subsp. brevibracteatum F. W. Peirson 1926-5-29 6735 San Bernardino Deadman Point, east of Victorville. Comment
  RSA0123435  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1924-7-15 4965 San Bernardino Coon Creek Divide, San Bernardino Mts. 2439 Comment
  RSA0124165  Thysanocarpus desertorum F. W. Peirson 1922-5-13 2970 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA440016  Cleomella obtusifolia F. W. Peirson 1924-5-14 1924 San Bernardino Mojave Desert; 1 mile w of Box S Ranch. Comment
  RSA467016  Chimaphila umbellata subsp. occidentalis F. W. Peirson 1924-7-14 4964 San Bernardino Slope E of S Fork Santa Ana. 2744 Comment
  RSA498764  Lotus procumbens var. procumbens F. W. Peirson 1921-5-29 s.n. San Bernardino Summit of Cajon Pass. 1220 Comment
  RSA65156  Eriogonum elongatum F. W. Peirson 1928-9-6 8202 San Bernardino 1 mile north of Warrens Well, S. Mojave Desert. Comment
  RSA65185  Chorizanthe corrugata F. W. Peirson 1928-4-1 7762 San Bernardino Bordering the Amargosa Wash, 28 miles north of Baker Comment
  RSA65274  Chorizanthe xanti F. W. Peirson 1921-7-18 2501 San Bernardino Lytle Creek Road up Coldwater Fork, east end of San Gabriel Mts. 1524 Comment
  RSA65351  Atriplex rosea F. W. Peirson 1924-9-1 s.n. San Bernardino North side of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA65364  Rumex conglomeratus F. W. Peirson 1919-6-5 463 San Bernardino Camp Baldy, San Antonio Canyon, San Gabriel Mts., Los Angeles - San Bernardino Co. line. 1341 Comment
  RSA65652  Claytonia parviflora subsp. tenuifolia F. W. Peirson 1922-6-24 604 San Bernardino Santa Ana River 1921 Comment
  RSA66006  Eriogonum parishii F. W. Peirson 1922-8-27 1731 San Bernardino Santa Ana River 1463 Comment
  RSA66013  Eriogonum nudum var. pauciflorum F. W. Peirson 1920-9-16 20 San Bernardino North Fork, San Antonio Creek. San Gabriel Mountains 1982 Comment
  RSA66263  Eriogonum davidsonii F. W. Peirson 1920-9-12 2278 San Bernardino South trail to Baldy (Mt. San Antonio), San Gabriel Mountains, west end of San Bernardino County 2439 Comment
  RSA66545  Dithyrea californica F. W. Peirson 1930-4-29 8763 San Bernardino Open desert near Box S Ranch, SW San Bernardino County. 915 Comment
  RSA66812  Stanleya pinnata F. W. Peirson 1924-8-31 5125 San Bernardino open desert 2 miles W of Box S Ranch, North base of San Bernardino Mts 915 Comment
  RSA67356  Polygonum aviculare subsp. aviculare F. W. Peirson 1929-7-11 8462 San Bernardino Fawskin, Bear Valley, San Bernardino Mountains. 2043 Comment
  RSA68767  Delphinium cardinale F. W. Peirson 1919-5-14 s.n. San Bernardino Highland Ave, near San Bernardino. Comment
  RSA68967  Plantago major F. W. Peirson 1928-9-5 8198 San Bernardino Near Old Woman Springs, s. Mojave Desert . 970 Comment
  RSA69238  Phyllodoce breweri F. W. Peirson 1920-8-22 2314 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mountains. 2743 Comment
  RSA69268  Chimaphila menziesii F. W. Peirson 1922-6-24 4467 San Bernardino Foxesee Creek, San Bernardino Mts. 1905 Comment
  RSA694466  Mirabilis laevis var. villosa F. W. Peirson 1935-4-18 11487 San Bernardino Whipple Mountains: northern part of Whipple Mts. 427 Comment
  RSA69452  Juncus effusus subsp. austrocalifornicus F. W. Peirson 1920-8-23 2269 San Bernardino Sugarloaf Mountain cienega, San Bernardino Mountains. 1951 Comment
  RSA69662  Juncus macrophyllus F. W. Peirson 1924-9-2 5191 San Bernardino City Creek Road, San Bernardino Mountians. 1982 Comment
  RSA69716  Mentzelia dispersa F. W. Peirson 1924-7-16 4970 San Bernardino Road to Barton Flats, San Bernardino Mts. 1677 Comment
  RSA69926  Apocynum androsaemifolium subsp. pumilum F. W. Peirson 1929-10-26 8603 San Bernardino Above Fish Camp, City Cr. Road. 2073 Comment
  RSA69928  Apocynum X floribundum F. W. Peirson 1924-7-14 4958 San Bernardino Lost Creek, San Bernardino Mountains. 2439 Comment
  RSA69988  Mirabilis pumila F. W. Peirson 1922-8-27 3288 San Bernardino Santa Ana River 1433 Comment
  RSA70380  Euphorbia palmeri F. W. Peirson 1924-5-16 4613 San Bernardino In woods on north side of east end of Bear Lake. San Bernardino Mtns. 2043 Comment
  RSA70514  Geranium richardsonii F. W. Peirson 1922-6-24 3122 San Bernardino S fork of Santa Ana River, San Bernardino Mts. 1982 Comment
  RSA71827  Saltugilia splendens F. W. Peirson 1924-7-16 4972 San Bernardino Burned area, Barton Flats Road, San Bernardino Mts. 1615 Comment
  RSA71838  Gilia leptantha subsp. transversa F. W. Peirson 1924-5-14 4556 San Bernardino South side of Cajon Pass. 1220 Comment
  RSA72196  Oenothera californica subsp. californica F. W. Peirson 1922-7-7 4458 San Bernardino 1 miles E of Big Pines, NE portion of San Gabriel Mts 2012 Comment
  RSA72323  Gilia scopulorum F. W. Peirson 1935-4-18 11484 San Bernardino Whipple Mountains Comment
  RSA73295  Linanthus pungens F. W. Peirson 1927-6-15 s.n. San Bernardino San Gabriel Mountains: west fork of San Antonio Canyon 2134 Comment
  RSA74499  Phacelia ambigua F. W. Peirson 1935-4-18 11493 San Bernardino At summit of low divide, Whipple Mountains. 457 Comment
  RSA74705  Phacelia rotundifolia F. W. Peirson 1935-4-18 11485 San Bernardino Canyon of Copper Basin Creek, Whipple Mts. Comment
  RSA74787  Phacelia ramosissima var. latifolia F. W. Peirson 1930-7-3 8979 San Bernardino 1.25 miles below Fish Hatchery on road from Bear lake, San Bernardino Mts. 2195 Comment
  RSA74817  Nama pusilla F. W. Peirson 1932-5-10 9954 San Bernardino 15 miles N of Baker on road to Death Valley. 213 Comment
  RSA75120A  Nemacladus glanduliferus F. W. Peirson 1932-3-24 s.n. San Bernardino Near the town of Baker. 280 Comment
  RSA75120B  Nemacladus orientalis F. W. Peirson 1932-3-24 s.n.-b San Bernardino Near the town of Baker. 280 Comment
  RSA75348  Phacelia calthifolia F. W. Peirson 1932-3-24 9831 San Bernardino Near the town of Baker. 280 Comment
  RSA75349  Phacelia calthifolia F. W. Peirson 1928-4-1 7767 San Bernardino Amargosa Wash, 36 miles N of Baker, San Bernardino county. Comment
  RSA77064  Loeseliastrum matthewsii F. W. Peirson 1927-5-7 7283 San Bernardino Several miles east of Kramer. Comment
  RSA77068  Langloisia setosissima subsp. punctata F. W. Peirson 1928-4-1 7761 San Bernardino Bordering the Amargosa Wash, 28 miles north of Baker Comment
  RSA77078  Loeseliastrum schottii F. W. Peirson 1926-4-28 6687 San Bernardino 1 mile below Box S Spring. Comment
  RSA77194  Eremalche rotundifolia F. W. Peirson 1932-3-24 9833 San Bernardino Near the town of Baker. 280 Comment
  RSA77430  Apium graveolens F. W. Peirson 1920-6-22 4052 San Bernardino 2 miles south of Chino Comment
  RSA79629  Cryptantha simulans F. W. Peirson 1922-6-24 5813 San Bernardino S Fork of Santa Ana River, San Bernardino Mts 2058 Comment
  RSA79866  Penstemon rostriflorus F. W. Peirson 1922-7-19 3206 San Bernardino Divide between Cucamonga and Ontario Peaks, San Gabriel Mtns, 2409 Comment
  RSA79905  Physalis philadelphica F. W. Peirson 1923-8-26 3996 San Bernardino above road to Seven Oaks, in Mill Creek. 1220 Comment
  RSA79928  Cryptantha cinerea var. abortiva F. W. Peirson 1924-5-16 4604 San Bernardino In woods on north side of east end of Bear Lake. San Bernardino Mtns. 2043 Comment
  RSA79957  Cryptantha micrantha var. lepida F. W. Peirson 1922-6-24 4057 San Bernardino S Fork of Santa Ana River, San Bernardino Mts 2058 Comment
  RSA80066  Veronica americana F. W. Peirson 1922-6-21 3133 San Bernardino Santa Ana River 1982 Comment
  RSA80152  Mimulus breweri F. W. Peirson 1924-9-2 5190 San Bernardino City Creek Road, San Bernardino Mountians. 1982 Comment
  RSA80186  Antirrhinum coulterianum F. W. Peirson 1924-5-14 4610 San Bernardino Near mouth of Lytle Creek Canyon, northwest of San Bernardino, California Comment
  RSA80230  Penstemon caesius F. W. Peirson 1920-8-22 1108 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mountains. 2744 Comment
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Oct 8 2015
  RSA80252  Mohavea breviflora F. W. Peirson 1932-3-24 9822 San Bernardino Abundant along base of rocky hills, Bakers. 280 Comment
  RSA80838  Pedicularis semibarbata F. W. Peirson 1929-5-31 8408 San Bernardino along summit of San Antonio - Coldwater Divide, San Gabriel Mtns., 2439 Comment
  RSA81445  Castilleja applegatei F. W. Peirson 1924-7-15 4966 San Bernardino Coon Creek Divide, San Bernardino Mts. 2439 Comment
  RSA82056  Cordylanthus nevinii F. W. Peirson 1920-8-22 2680 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mountains 2287 Comment
  RSA82527  Verbascum thapsus F. W. Peirson 1924-7-26 4978 San Bernardino Little San Gorgonio Creek, Oak Glen region. 1220 Comment
  RSA82995  Salvia dorrii var. pilosa F. W. Peirson 1917-5-13 s.n. San Bernardino Victorville, Mojave Desert. Comment
  RSA83337  Monardella odoratissima subsp. australis F. W. Peirson 1922-8-22 4729 San Bernardino South Fork of Santa Ana River, San Bernardino Mts. 2561 Comment
  RSA84269  Ranunculus aquatilis var. capillaceus F. W. Peirson 1950-7-7 9027 San Bernardino permanent water hole near Caribou Creek, Holcomb Valley 2256 Comment
  RSA84381  Lithophragma tenellum F. W. Peirson 1922-6-22 4188 San Bernardino South Fork Trail near Barton Flats. 2317 Comment
  RSA85006  Botrychium minganense F. W. Peirson 1922-7-20 3207 San Bernardino Cienega at Coldwater Fork of Lytle Creek. Eastern San Gabriel Mountains, San Bernardino Mountains. Alt. 7000 ft. 2134 Comment
  RSA85613  Potentilla biennis F. W. Peirson 1922-8-27 4182 San Bernardino Banks of Santa Ana River about 1/4 mile above the South Fork 1936 Comment
  RSA86689  Leymus triticoides F. W. Peirson 1924-7-1 4678 San Bernardino Woods along river north of Bridge, Santa Ana River. Comment
  RSA87032  Lupinus shockleyi F. W. Peirson 1932-5-10 9955 San Bernardino 10 miles N of Baker, on road toward Death Valley. 229 Comment
  RSA87182  Lupinus elatus F. W. Peirson 1920-8-24 2253 San Bernardino Santa Ana River, San Bernardino Mts. 1982 Comment
  RSA87206  Lupinus formosus F. W. Peirson 1928-4-26 7927 San Bernardino 2 miles south of Warrens Well, east of Morongo Valley. Comment
  RSA87336  Lupinus concinnus subsp. orcuttii F. W. Peirson 1921-5-29 544 San Bernardino Summit of Cajon Pass. 1220 Comment
  RSA90048  Lotus davidsonii F. W. Peirson 1929-8-23 8586 San Bernardino Woodland opposite Bear Valley Milling and Lumber Co. office 2073 Comment
  RSA90065  Lotus argyraeus var. argyraeus F. W. Peirson 1929-7-11 8451 San Bernardino Along summit of ridge back of Fawnskin, Bear Valley 2073 Comment
  RSA90072  Lotus argophyllus var. argophyllus F. W. Peirson 1924-5-16 4581 San Bernardino City Creek. 1220 Comment
  RSA90149  Astragalus lentiginosus var. fremontii F. W. Peirson 1930-4-15 8726 San Bernardino Baker to Las Vegas road at junction with road to Cima. Comment
  RSA90150  Astragalus cimae var. cimae F. W. Peirson 1930-4-16 8738 San Bernardino Summit of grade on Cima Road, over New York Mountains 1828 Comment
  RSA90160  Astragalus didymocarpus var. dispermus F. W. Peirson 1926-4-27 6682 San Bernardino Near Box S Ranch, 18 miles east of Victorville, Mojave Desert. Comment
  RSA90169  Astragalus lentiginosus var. variabilis F. W. Peirson 1917-5-13 580 San Bernardino West of Victorville. Comment
  RSA90196  Alopecurus aequalis F. W. Peirson 1929-7-11 8466 San Bernardino Fawskin, Bear Valley, San Bernardino Mountains. 2043 Comment
  RSA90206  Bromus marginatus F. W. Peirson 1930-7-5 9004 San Bernardino Quarry northwest of Baldwin Lake, San Bernardino Mountains. 2073 Comment
  RSA90207  Bromus orcuttianus var. hallii F. W. Peirson 1929-7-11 8471 San Bernardino City Creek Road along the slopes of Bear Canyon, San Bernardino Mountains. 2134 Comment
  RSA90223  Astragalus douglasii F. W. Peirson 1922-6-21 4754 San Bernardino Santa Ana River 2012 Comment
  RSA90241  Astragalus layneae F. W. Peirson 1930-4-14 8701 San Bernardino A low bench above Cave Spring. Comment
  RSA90244  Astragalus layneae F. W. Peirson 1927-5-7 7282 San Bernardino Flowering specimen found half way between Barstow and Victorville; the fruiting specimen found a few miles E of Kramer. Comment
  RSA90245  Astragalus layneae F. W. Peirson 1922-5-14 3011 San Bernardino 10 miles N of Barstow. Comment
  RSA90308  Lotus rigidus F. W. Peirson 1930-4-16 8741 San Bernardino 6 miles south of summit on Cima road, eastern San Bernardino County Comment
  RSA90356  Lotus nevadensis var. davidsonii F. W. Peirson 1918-7-7 96 San Bernardino Ontario Ridge 2530 Comment
  RSA90358  Lotus davidsonii F. W. Peirson 1926-9-5 7079 San Bernardino Rocky outcrops on shore of Lake Arrowhead 1524 Comment
  RSA90361  Lotus davidsonii F. W. Peirson 1920-8-22 4094 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mountains 2896 Comment
  RSA90365  Lotus heermannii F. W. Peirson 1920-8-26 4090 San Bernardino Santa Ana River 1372 Comment
  RSA90366  Lotus heermannii var. heermannii F. W. Peirson 1920-9-15 2283 San Bernardino Lytle Creek. San Gabriel Mts. 1982 Comment
  RSA90387  Lotus strigosus F. W. Peirson 1917-5-14 2317 San Bernardino Summit of Cajon Pass. 1220 Comment
  RSA90397  Lotus argyraeus var. argyraeus F. W. Peirson 1924-7-6 4297 San Bernardino Pine woods near Lake Arrowhead 1524 Comment
  RSA90406  Lotus argyraeus F. W. Peirson 1933-6-24 10677 San Bernardino Along ridge Southward from summit of Johnson Grade, eastern San Bernardino Mts 2134 Comment
  RSA90407  Lotus argyraeus var. argyraeus F. W. Peirson 1930-7-5 9010 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2133 Comment
  RSA90448  Glycyrrhiza lepidota F. W. Peirson 1921-5-30 4425 San Bernardino Mojave River, Victorville. 884 Comment
  RSA90624  Chrysothamnus parryi subsp. asper F. W. Peirson 1929-9-16 8592 San Bernardino Road to Fisheries S of Baldwin Lake, San Bernardino Mts. 2104 Comment
  RSA90658  Chrysothamnus viscidiflorus subsp. viscidiflorus F. W. Peirson 1924-9-1 5149 San Bernardino Cactus Flat. 1799 Comment
  RSA90660  Chrysothamnus nauseosus subsp. consimilis F. W. Peirson 1935-11-10 s.n. San Bernardino Meadow on road to fisheries, Bear Valley, San Bernardino Mountains 2134 Comment
  RSA90664  Chrysothamnus nauseosus subsp. consimilis F. W. Peirson 1922-8-26 4050 San Bernardino Santa Ana River, San Bernardino Mountains 2057 Comment
  RSA90666  Chrysothamnus nauseosus subsp. consimilis F. W. Peirson 1929-11-10 8606 San Bernardino Cactus Flat, eastern San Bernardino Mts. 1829 Comment
  RSA90668  Chrysothamnus nauseosus subsp. consimilis F. W. Peirson 1923-9-1 4001 San Bernardino west end of Swartout Valley 2011 Comment
  RSA90681  Gutierrezia microcephala F. W. Peirson 1924-8-31 5103 San Bernardino 1 mile S of Cajon Pass 1220 Comment
  RSA90685  Gutierrezia sarothrae F. W. Peirson 1924-9-1 5166 San Bernardino Doble, San Bernardino mts 2073 Comment
  RSA90686  Gutierrezia microcephala F. W. Peirson 1928-9-6 8203 San Bernardino 1 mile S of Warrens Well, Southern Mojave Desert Comment
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Mar 24 2011
  RSA90689  Gutierrezia microcephala F. W. Peirson 1923-9-1 4016 San Bernardino Sheep Creek, north side of San Gabriel Mts. 1524 Comment
  RSA90693  Gutierrezia sarothrae F. W. Peirson 1920-8-23 2755 San Bernardino San Bernardino Mountains; Santa Ana River. 1905 Comment
  RSA90694  Gutierrezia sarothrae F. W. Peirson 1924-9-1 5156 San Bernardino Open summit of Johnson Grade, eastern San Bernardino Mts 2088 Comment
  RSA90722  Astragalus leucolobus F. W. Peirson 1922-6-21 3143 San Bernardino Santa Ana River 1982 Comment
  RSA90724  Astragalus purshii var. tinctus F. W. Peirson 1922-5-13 2976 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA90734  Astragalus acutirostris F. W. Peirson 1926-5-9 6734 San Bernardino About 10 miles west of Victorville. Comment
  RSA90852  Carex senta F. W. Peirson 1924-7-14 4954 San Bernardino Lost Creek, San Bernardino Mountains. 2287 Comment
  RSA90888  Ericameria pinifolia F. W. Peirson 1918-11-25 2752 San Bernardino San Antonio Canyon, San Gabriel Mts. 1341 Comment
  RSA90905  Chrysothamnus nauseosus subsp. hololeucus F. W. Peirson 1932-11-12 10488 San Bernardino Forested areas on mesa S of Baldwin Lake, San Bernardino Mts 2134 Comment
  RSA90906  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1923-8-25 3998 San Bernardino near foot of Vivian Trail, Mill Creek, San Bernardino Mts. 1829 Comment
  RSA90913  Chrysothamnus nauseosus subsp. consimilis F. W. Peirson 1924-9-1 5155 San Bernardino Johnson's Grade, east end of San Bernardino Mountains 1982 Comment
  RSA90954  Erigeron divergens F. W. Peirson 1920-8-23 1286 San Bernardino South fork of Santa Ana River, San Bernardino Mts., southern California. 1921 Comment
  RSA90960  Erigeron divergens F. W. Peirson 1923-8-25 4738 San Bernardino Mill Creek, San Bernardino Mts. 1646 Comment
  RSA90977  Erigeron breweri var. porphyreticus F. W. Peirson 1922-6-22 3100 San Bernardino Ridge W of S Fork of Santa Ana 2256 Comment
  RSA90979  Erigeron breweri var. covillei F. W. Peirson 1922-8-22 3291 San Bernardino Meadows of South Fork of Santa Ana River, San Bernardino Mountains. 2560 Comment
  RSA90980  Erigeron breweri var. covillei F. W. Peirson 1924-7-14 4952 San Bernardino Lost Creek, San Bernardino Mountains. 2287 Comment
  RSA90986  Trifolium wormskioldii F. W. Peirson 1922-7-5 4420 San Bernardino Big Pines Meadow, San Bernardino Mts. 2088 Comment
  RSA90995  Trifolium wormskioldii F. W. Peirson 1924-9-1 5170 San Bernardino Arrastre Flat, Holcomb Valley, San Bernardino Mts. 2271 Comment
  RSA91010  Conyza canadensis F. W. Peirson 1920-8-24 5295 San Bernardino Big Meadow, upper Santa Ana River 2133 Comment
  RSA91017  Pediomelum castoreum F. W. Peirson 1922-5-12 3002 San Bernardino 3 miles SW of Barstow on the Victorville Rd. Comment
  RSA91025  Erigeron aphanactis var. congestus F. W. Peirson 1906-8-19 1284 San Bernardino Summit of Mt San Gorgonio, San Bernardino Mts 3476 Comment
  RSA91028  Erigeron aphanactis var. congestus F. W. Peirson 1933-6-24 10676 San Bernardino Along ridge Southward from summit of Johnson Grade, eastern San Bernardino Mts 2134 Comment
  RSA91029  Erigeron foliosus F. W. Peirson 1929-9-11 8590 San Bernardino Bear Valley Boulevard near Peter Pan Woodland Club, Bear Valley, San Bernardino Mts. 2073 Comment
  RSA91033  Erigeron foliosus F. W. Peirson 1922-8-27 3292 San Bernardino Barton Flats road near crossing of Foxessee Creek, San Bernardino Mts 1601 Comment
  RSA91063  Trifolium longipes subsp. atrorubens F. W. Peirson 1926-5-30 6749 San Bernardino South side of Bear Lake near road to Santa Ana River, about 2 miles from Dam 2043 Comment
  RSA91098  Trifolium variegatum F. W. Peirson 1922-7-5 5059 San Bernardino 1.5 miles W of Big Pines, N slope of San Gabriel Mts. Comment
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Aug 26 2014
  RSA91125  Trifolium microcephalum F. W. Peirson 1920-8-24 2254 San Bernardino Head of Santa Ana River, San Bernardino Mts. 2165 Comment
  RSA91132  Trifolium microcephalum F. W. Peirson 1920-5-28 5209 San Bernardino San Antonio Canyon 1524 Comment
  RSA91137  Trifolium monanthum subsp. grantianum F. W. Peirson 1906-8-15 4070 San Bernardino Bluff Lake, San Bernardino Mts. 2287 Comment
  RSA91138  Trifolium monanthum subsp. grantianum F. W. Peirson 1924-7-3 4070 a San Bernardino San Bernardino Mts, alt 7500ft 2287 Comment
  RSA91139  Trifolium monanthum subsp. grantianum F. W. Peirson 1924-7-14 4950 San Bernardino Lost Creek, San Bernardino Mts. Comment
  RSA91148  Euthamia occidentalis F. W. Peirson 1924-8-31 5106 San Bernardino South of Victorville. Comment
  RSA91153  Euthamia occidentalis F. W. Peirson 1923-8-30 4012 San Bernardino San Gabriel Mountains. 1493 Comment
  RSA91157  Lessingia glandulifera var. glandulifera F. W. Peirson 1924-8-31 5099 San Bernardino On road to Phelan N of Cajon Pass, Comment
  RSA91177  Isocoma acradenia F. W. Peirson 1924-8-31 5126 San Bernardino 1 miles W of Box 'S' Ranch, Southern Mojave Desert E of Victorville 915 Comment
  RSA91201  Lupinus excubitus var. hallii F. W. Peirson 1923-3-23 4424 San Bernardino 1 mile east of Mentone. Comment
  RSA91227  Lupinus elatus F. W. Peirson 1906-8-15 546 San Bernardino Bluff Lake, San Bernardino Mountains. 2287 Comment
  RSA91232  Alnus rhombifolia F. W. Peirson 1924-7-12 4930 San Bernardino Santa Ana River. 1921 Comment
  RSA91244  Vicia americana F. W. Peirson 1916-7-4 2017 San Bernardino Rim road, San Bernardino Mts. 1524 Comment
  RSA91253  Lupinus breweri var. grandiflorus F. W. Peirson 1922-6-21 3129 San Bernardino Santa Ana River, San Bernardino Mts., Southern California 2165 Comment
  RSA91257  Lupinus breweri var. grandiflorus F. W. Peirson 1930-7-5 9002 San Bernardino Wood borders near Peter Pan Woodland Club, Bear Valley, San Bernardino Mts. 2058 Comment
  RSA91270  Isocoma acradenia var. eremophila F. W. Peirson 1924-8-31 5128 San Bernardino Box S Springs, north base of San Bernardino Mountains. 1082 Comment
  RSA91274  Isocoma menziesii F. W. Peirson 1923-9-6 4034 San Bernardino Roadside and fields S of Chhino Comment
  RSA91282  Lessingia glandulifera var. glandulifera F. W. Peirson 1929-8-23 8582 San Bernardino Pine woods SW of Baldwin Lake, San Bernardino Mts. Comment
  RSA91340  Amorpha californica F. W. Peirson 1924-7-5 4919 San Bernardino Gold Mt. near Baldwin Lake. 2210 Comment
  RSA91341  Amorpha californica F. W. Peirson 1930-7-7 9014 San Bernardino San Bernardino Mountains; on road from Doble to Arrastre Flat 2210 Comment
  RSA91364  Medicago lupulina F. W. Peirson 1906-8-12 547 San Bernardino Mill Creek Canyon, San Bernardino Mts. Comment
  RSA91408  Trifolium albopurpureum F. W. Peirson 1920-5-28 2154 San Bernardino 0.5 miles above Camp Baldy in San Antonio Canyon, San Gabriel Mts 1341 Comment
  RSA91468  Scirpus microcarpus F. W. Peirson 1922-7-17 4321 San Bernardino San Antonio Canyon, San Gabriel Mtns. 1296 Comment
  RSA91473  Schoenoplectus americanus F. W. Peirson 1920-6-22 1616 San Bernardino Chino Creek 152 Comment
  RSA91505  Trifolium ciliolatum F. W. Peirson 1920-5-28 2804 San Bernardino 0.5 miles above Camp Baldy in San Antonio Canyon, San Gabriel Mts 1341 Comment
  RSA91518  Poa secunda F. W. Peirson 1922-6-23 4200 San Bernardino Summit of Sugarloaf Peak, San Bernardino Mts 2988 Comment
  RSA91569  Trifolium gracilentum F. W. Peirson 1922-5-13 2969 San Bernardino Granite Wells, Mojave Desert. Comment
  RSA91601  Carex multicaulis F. W. Peirson 1922-6-25 3132 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mountains. 1905 Comment
  RSA91669  Hesperostipa comata subsp. comata F. W. Peirson 1930-7-1 8957 San Bernardino Southwest shore of Baldwin Lake Comment
  RSA91677  Carex athrostachya F. W. Peirson 1929-7-11 8467 San Bernardino Fawskin, Bear Valley, San Bernardino Mountains. 2043 Comment
  RSA91705  Gnaphalium palustre F. W. Peirson 1930-7-7 9028 San Bernardino Damp place near Caribou Creek, Holcomb Valley, San Bernardino Mts. 2256 Comment
  RSA91718  Gnaphalium thermale F. W. Peirson 1924-9-2 5192 San Bernardino roadside a few roads up the road toward Greer Valley; city Creek Road. 1799 Comment
  RSA91720  Gnaphalium thermale F. W. Peirson 1929-10-11 8599 San Bernardino City Creek road, 2-3miles W of Bear Lake Dam, San Bernardino Mts. 2134 Comment
  RSA91721  Gnaphalium thermale F. W. Peirson 1920-9-16 5251 San Bernardino North Fork, San Antonio Creek. San Gabriel Mountains 1982 Comment
  RSA91739  Gnaphalium chilense var. confertifolium F. W. Peirson 1921-5-30 2425 San Bernardino Mojave River, Victorville. 884 Comment
  RSA91745  Muhlenbergia rigens F. W. Peirson 1924-9-2 5195 San Bernardino Near road to Deep Creek on City Creek Road. 1829 Comment
  RSA91748  Muhlenbergia rigens F. W. Peirson 1922-8-27 4325 San Bernardino Barton Flats, San Bernardino Mountains. 1982 Comment
  RSA91778  Ericameria linearifolia F. W. Peirson 1919-4-16 366 San Bernardino lower Cajon Canyon, San Gabriel Mts. 610 Comment
  RSA91781  Ericameria linearifolia F. W. Peirson 1922-5-13 3343 San Bernardino Granite Wells, NW Mojave Desert 1250 Comment
  RSA91906  Phalaris canariensis F. W. Peirson 1922-6-20 3107 San Bernardino 4 miles east of San Bernardino. Comment
  RSA91915  Phragmites australis F. W. Peirson 1924-8-31 5115 San Bernardino South of Victorville 792 Comment
  RSA91921  Poa secunda F. W. Peirson 1924-5-15 4539 San Bernardino N end of Baldwin Lake, San Bernardino Mts 2058 Comment
  RSA91967  Elymus elymoides subsp. californicus F. W. Peirson 1918-7-7 1603 San Bernardino Ontario Ridge, eastern San Gabriel Mountains. 2530 Comment
  RSA91973  Elymus elymoides F. W. Peirson 1923-8-24 3979 San Bernardino Summit of Mt. San Gorgonio, San Bernardino Mountains. 3500 Comment
  RSA92052  Bromus berteroanus F. W. Peirson 1935-4-20 11702 San Bernardino Grade east of Baker. Alt. 1500 ft. 457 Comment
  RSA92088  Eleocharis montevidensis F. W. Peirson 1920-5-20 2140 San Bernardino Lytle Creek, San Gabriel Mts. 1066 Comment
  RSA92091  Eleocharis montevidensis F. W. Peirson 1928-9-5 8200 San Bernardino Below Cottonwood Spring, 0.5 mile north of Old Woman Springs, southern Mojave Desert 973 Comment
  RSA92100  Cyperus laevigatus F. W. Peirson 1928-9-6 8204 San Bernardino Covington Ranch, Morongo Valley. Comment
  RSA92106  Cyperus squarrosus F. W. Peirson 1928-9-5 8197 San Bernardino Mojave River in Victorville. Comment
  RSA92124  Carex senta F. W. Peirson 1922-8-23 3276 San Bernardino Dry Lake, San Bernardino Mountains. 2774 Comment
  RSA92126  Eleocharis parishii F. W. Peirson 1922-7-5 3162 San Bernardino 1.5 miles east of Big Pines, Swartout Valley (San Gabriel Mts.) 1981 Comment
  RSA92128  Eleocharis palustris F. W. Peirson 1930-7-2 8976 San Bernardino North shore of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA92137  Eleocharis rostellata F. W. Peirson 1922-7-7 3175 San Bernardino Ranger's Cabin, Swartout Valley, north side of San Gabriel Mts. 1798 Comment
  RSA92143  Scirpus acutus var. occidentalis F. W. Peirson 1924-8-31 5114 San Bernardino South of Victorville 792 Comment
  RSA92151  Eleocharis parishii F. W. Peirson 1928-9-5 8201 San Bernardino Below Cottonwood Spring, 0.5 mile north of Old Woman Springs, southern Mojave Desert 970 Comment
  RSA92153  Eleocharis parishii F. W. Peirson 1924-8-31 5129 San Bernardino Box S Springs, southern Mojave Desert 1082 Comment
  RSA92209  Nicolletia occidentalis F. W. Peirson 1921-5-29 2423 San Bernardino Mojave River 869 Comment
  RSA92210  Nicolletia occidentalis F. W. Peirson 1930-4-13 8695 San Bernardino Garlic Spring, Mojave Desert Comment
  RSA92274  Layia glandulosa F. W. Peirson 1926-5-29 6740 San Bernardino Cactus Flat, San Bernardino Mtns. 1829 Comment
  RSA92278  Layia glandulosa F. W. Peirson 1924-5-14 4554 San Bernardino 2 miles N of Cajon Pass. 915 Comment
  RSA92281  Layia glandulosa F. W. Peirson 1926-4-27 6674 San Bernardino Near Llano Comment
  RSA92286  Layia glandulosa F. W. Peirson 1924-5-15 4591 San Bernardino Baldwin Lake. 2043 Comment
  RSA92287  Layia glandulosa F. W. Peirson 1930-4-16 8728 San Bernardino Cima road, 8 miles S of the Las Vegas to Baker road Comment
  RSA92288  Layia glandulosa F. W. Peirson 1917-5-13 1361 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA92304  Poa fendleriana F. W. Peirson 1930-4-28 8756 San Bernardino SW of Baldwin Lake, San Bernardino Mts 2104 Comment
  RSA92308  Poa secunda F. W. Peirson 1924-7-5 4918 San Bernardino Baldwin lake Comment
  RSA92365  Anaphalis margaritacea F. W. Peirson 1923-8-21 3978 San Bernardino Small canyon southeast of Forest Home. San Bernardino Mts. 1829 Comment
  RSA92375  Hymenopappus filifolius var. lugens F. W. Peirson 1920-8-25 2773 San Bernardino Summit of ridge W of the S Fork canyon, Santa Ana River, San Bernardino mts 2210 Comment
  RSA92376  Hymenopappus filifolius var. lugens F. W. Peirson 1916-07 1380 San Bernardino Cushenberry Grade, N slope of San Bernardino Mts. Comment
  RSA92394  Eriophyllum pringlei F. W. Peirson 1927-5-7 7279 San Bernardino 1 mile east of Kramer. 2218 Comment
  RSA92400  Bebbia juncea F. W. Peirson 1930-4-14 8703 San Bernardino About 3 miles north of Cave Spring. Comment
  RSA92406  Bidens laevis F. W. Peirson 1924-8-31 5108 San Bernardino South of Victorville. 792 Comment
  RSA92412  Coreopsis bigelovii F. W. Peirson 1930-4-14 8707 San Bernardino About 3 miles north of Cave Spring. Comment
  RSA92413  Coreopsis bigelovii F. W. Peirson 1921-3-29 4238 San Bernardino Hill slopes above road at Cajon Pass. 1220 Comment
  RSA92418  Coreopsis bigelovii F. W. Peirson 1917-5-13 2779 San Bernardino Between Victorville and Cajon Pass Comment
  RSA92424  Helianthus gracilentus F. W. Peirson 1922-6-25 5253 San Bernardino Mill Creek Road 762 Comment
  RSA92425  Helianthus gracilentus F. W. Peirson 1929-8-23 8581 San Bernardino City Creek Grade below Fredalba 1524 Comment
  RSA92439  Poa annua F. W. Peirson 1924-5-15 4538 San Bernardino Wet places along N shore of Baldwin Lake, San Bernardino Mts 2058 Comment
  RSA92445  Panicum urvilleanum F. W. Peirson 1922-5-14 2965 San Bernardino along bank north of railroad tracks, Barstow Comment
  RSA92471  Coreopsis californica F. W. Peirson 1928-4-26 7925 San Bernardino 7 miles W of 29 Palms. Comment
  RSA92472  Coreopsis californica var. californica F. W. Peirson 1919-4-16 4237 San Bernardino West of Lytle Creek. 530 Comment
  RSA92501  Stylocline gnaphaloides F. W. Peirson 1921-5-29 5280 San Bernardino Cajon Pass 1098 Comment
  RSA92506  Filago californica F. W. Peirson 1935-4-18 11480 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino County. Comment
  RSA92507  Filago californica F. W. Peirson 1921-5-29 2422 San Bernardino N slope of Cajon Pass. 1098 Comment
  RSA92507A  Stylocline psilocarphoides F. W. Peirson 1921-5-29 2422 San Bernardino N slope of Cajon Pass. 1098 Comment
  RSA92528  Bahiopsis parishii F. W. Peirson 1930-4-16 8748 San Bernardino about 10 miles north of Goffs on Cima Road, eastern San Bernardino Co. Comment
  RSA92543  Salix exigua F. W. Peirson 1918-7-9 14 San Bernardino San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA92617  Salix lasiolepis F. W. Peirson 1919-6-6 717 San Bernardino North Fork of San Antonio Creek, San Gabriel Mountains 2287 Comment
  RSA92641  Salix lasiolepis F. W. Peirson 1932-5-30 9972 San Bernardino Green Valley, San Bernardino Mts., southern California. 2104 Comment
  RSA92647  Salix lasiolepis F. W. Peirson 1923-3-23 4293 San Bernardino River crossing about 4 miles southeast of San Bernardino. Comment
  RSA92649  Salix scouleriana F. W. Peirson 1932-5-30 9970 San Bernardino Green Valley, San Bernardino Mts., southern California. 2104 Comment
  RSA92662  Eriophyllum confertiflorum F. W. Peirson 1929-11-10 8608 San Bernardino Road fill, Johnson Grade, East end of San Bernardino Mts 1951 Comment
  RSA92707  Salix lemmonii F. W. Peirson 1922-8-24 3347 San Bernardino Largest stream between Hathaway Creek and South Fork of Santa Ana River, north slope of San Bernardino Ridge. 2835 Comment
  RSA92714  Salix lucida subsp. lasiandra F. W. Peirson 1924-5-16 9607 San Bernardino City Creek Road from Fredalba. 1524 Comment
  RSA92716  Salix lasiandra F. W. Peirson 1932-5-30 9971 San Bernardino Green Valley, San Bernardino Mts., southern California. 2104 Comment
  RSA92854  Chaenactis glabriuscula F. W. Peirson 1922-5-14 3005 San Bernardino Half between Barstow and Victorville Comment
  RSA92866  Urtica dioica subsp. holosericea F. W. Peirson 1919-6-6 30 San Bernardino North Fork of San Antonio Creek, San Gabriel Mts. 2439 Comment
  RSA92878  Baileya multiradiata F. W. Peirson 1927-7-10 7353 San Bernardino 1-2 miles W of Mexican Well, eastern San Bernardino County 1220 Comment
  RSA92887  Populus fremontii subsp. fremontii F. W. Peirson 1921-7-17 2513 San Bernardino Lytle Creek. 1982 Comment
  RSA92890  Populus tremuloides F. W. Peirson 1924-7-13 4940 San Bernardino Fish Creek. 2195 Comment
  RSA92892  Lasthenia gracilis F. W. Peirson 1919-4-16 389 San Bernardino Foot of Mtns near Lytle Creek. 534 Comment
  RSA92895  Hesperocnide tenella F. W. Peirson 1924-5-14 4547 San Bernardino 12 miles east of Victorville. Comment
  RSA92897  Parietaria hespera var. hespera F. W. Peirson 1935-4-18 11481 San Bernardino abundant in canyon of Copper Basin Creek, growing in shade of rock walls; Whipple Mts. eastern San Bernardino Co. Comment
  RSA92907  Madia elegans subsp. wheeleri F. W. Peirson 1920-8-23 2776 San Bernardino South fork of Santa Ana River, San Bernardino Mts., southern California. 1921 Comment
  RSA93018  Bahia dissecta F. W. Peirson 1920-8-24 2245 San Bernardino Santa Ana River, San Bernardino Mts. 1982 Comment
  RSA93019  Bahia dissecta F. W. Peirson 1922-8-23 3282 San Bernardino S Fork of Santa Ana River, San Bernardino Mts 2622 Comment
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Jul 19 2009
  RSA93070  Machaeranthera arida F. W. Peirson 1928-4-1 7758 San Bernardino Silver Lake, about 8 miles north of Baker, e. Mojave Desert. Comment
  RSA93076  Solidago californica F. W. Peirson 1924-9-2 5178 San Bernardino Fish Camp, San Bernardino Mountains 2058 Comment
  RSA93077  Solidago confinis F. W. Peirson 1924-9-2 s.n. San Bernardino Arrowhead Hot Springs, San Bernardino Mountains. 579 Comment
  RSA93078  Solidago confinis F. W. Peirson 1924-8-31 s.n. San Bernardino Box S Spring, north base of San Bernardino Mountains. 1082 Comment
  RSA93080  Solidago confinis F. W. Peirson 1923-8-30 4025 San Bernardino Northeast part of San Gabriel Range; Clyde Ranch to Lone Pine Canyon. 1494 Comment
  RSA93082  Solidago confinis F. W. Peirson 1922-9-14 s.n. San Bernardino Along lower part of trail to Cascade Canyon, San Antonio Canyon, San Gabriel Mountains, western San Bernardino Co. 915 Comment
  RSA93116  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1924-5-14 4609 San Bernardino Eastern San Gabriel Mountains, near mouth of Lytel [Lytle] Creek Canyon 610 Comment
  RSA93121  Corethrogyne filaginifolia F. W. Peirson 1929-10-11 8600 San Bernardino City Creek road, 2-3miles W of Bear Lake Dam, San Bernardino Mts. 2134 Comment
  RSA93156  Machaeranthera canescens F. W. Peirson 1922-8-23 3289 San Bernardino Wood borders, S Fork of Santa Ana River, San Bernardino Mts 2561 Comment
  RSA93158  Machaeranthera canescens F. W. Peirson 1909-8-9 1273 San Bernardino Dry Lake, S Fork Santa Ana, San Bernardino Mts, Southern California. 2805 Comment
  RSA93160  Baccharis sergiloides F. W. Peirson 1921-12-18 2648 San Bernardino Base of Pilot Knob, Granite Wells, NW Mojave Desert Comment
  RSA93167  Baccharis emoryi F. W. Peirson 1920-12-30 1297 San Bernardino E of bridge across Santa Ana River, SE of San Bernardino 305 Comment
  RSA93180  Machaeranthera canescens F. W. Peirson 1929-9-16 8593 San Bernardino Along road to Fisheres S of Baldwin Lake, San Sanbernadino Mts. 2104 Comment
  RSA93181  Machaeranthera canescens F. W. Peirson 1927-7-10 7357 San Bernardino Mexican Well, eastern border of San Bernardino Co. 1220 Comment
  RSA93183  Machaeranthera canescens F. W. Peirson 1924-9-1 5152 San Bernardino Rocky roadside, Johnson Grade, eastern San Bernardino Mts. 1982 Comment
  RSA93218  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1920-9-13 2751 San Bernardino San Gabriel Mountains, San Antonio Canyon 1524 Comment
  RSA93219  Ericameria cooperi F. W. Peirson 1921-5-30 5427 San Bernardino Mojave River, Victorville. 884 Comment
  RSA93235  Ericameria cuneata var. spathulata F. W. Peirson 1929-11-10 8607 San Bernardino Cactus Flat, eastern San Bernardino Mts. 1829 Comment
  RSA93241  Chrysothamnus teretifolius F. W. Peirson 1921-12-18 2649 San Bernardino Base of Pilot Knob, Granite Wells, NW Mojave Desert Comment
  RSA93253  Ericameria cuneata var. spathulata F. W. Peirson 1921-12-18 2657 San Bernardino Base of Pilot Knob, Granite Wells, NW Mojave Desert Comment
  RSA93289  Corethrogyne filaginifolia F. W. Peirson 1923-8-25 4736 San Bernardino Mill Creek, San Bernardino Mts. 1646 Comment
  RSA93290  Corethrogyne filaginifolia F. W. Peirson 1922-8-25 3268 San Bernardino Along base of E slope, S Fork of Santa Ana River, San Bernardino Mts 2500 Comment
  RSA93294  Ericameria cooperi F. W. Peirson 1928-4-25 7920 San Bernardino White Tank region 11 miles S of 29 Palms. Comment
  RSA93309  Aster hesperius F. W. Peirson 1926-9-5 7073 San Bernardino Rocky outcrops on shore of Lake Arrowhead 1524 Comment
  RSA93310  Aster ascendens F. W. Peirson 1929-9-11 8589 San Bernardino Peter Pan Golf Course, Bear Valley, Bear Valley, San Bernardino Mts 2058 Comment
  RSA93320  Machaeranthera carnosa F. W. Peirson 1924-8-31 5131 San Bernardino Box S Springs, north base of San Bernardino Mountains. 1082 Comment
  RSA93334  Kelloggia galioides F. W. Peirson 1924-9-2 5182 San Bernardino Fish Camp, San Bernardino Mountains. 2058 Comment
  RSA93343  Xylorhiza tortifolia F. W. Peirson 1922-5-14 3000 San Bernardino 5 miles north of Barstow. Comment
  RSA93347  Xylorhiza tortifolia F. W. Peirson 1917-5-13 1269 San Bernardino West of Victorville. Comment
  RSA93350  Aster bernardinus F. W. Peirson 1924-8-31 5121 San Bernardino South of Victorville. 792 Comment
  RSA93355  Aster ascendens F. W. Peirson 1922-8-27 3290 San Bernardino Meadow at Barton Flats, San Bernardino Mts 1951 Comment
  RSA93437  Brickellia microphylla F. W. Peirson 1920-9-15 2279 San Bernardino North Fork of Lytle Creek 1829 Comment
  RSA93438  Brickellia microphylla F. W. Peirson 1921-12-18 2646 San Bernardino Base of Pilot Knob, Granite Wells, NW Mojave Desert Comment
  RSA93626  Antennaria rosea F. W. Peirson 1906-8-17 1312 San Bernardino South Fork of Santa Ana River. 2591 Comment
  RSA93627  Antennaria rosea F. W. Peirson 1930-7-4 8999 San Bernardino Open ridge above Greene Creek Canyon, Sugarloaf Peak. 2591 Comment
  RSA93628  Antennaria rosea F. W. Peirson 1924-7-14 4963 San Bernardino Summit of ridge between Lost Creek and South Fork of Santa Ana River. San Bernardino Mts. 2866 Comment
  RSA93640  Antennaria dimorpha F. W. Peirson 1924-5-15 4596 San Bernardino Low places near Baldwin Lake 2043 Comment
  RSA93731  Acamptopappus sphaerocephalus var. sphaerocephalus F. W. Peirson 1930-4-29 8762 San Bernardino Box S. Spring, North of San Bernardino Mts. Southern California. 1082 Comment
  RSA93741  Aster frondosus F. W. Peirson 1924-7-5 4595 a San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA93750  Artemisia tridentata subsp. tridentata F. W. Peirson 1920-9-15 1455 San Bernardino Nork Fork of Lytle Creek, east end of San Gabriel Mts. 1982 Comment
  RSA93754  Artemisia spinescens F. W. Peirson 1921-5-13 2981 San Bernardino 26 miles north of Barstow Comment
  RSA93762  Baileya pleniradiata F. W. Peirson 1926-4-27 6676 San Bernardino 16 miles W of victorville, Mojave Desert Comment
  RSA93763  Baileya pleniradiata F. W. Peirson 1930-4-16 8731 San Bernardino Cima road, 8 miles S of the Las Vegas to Baker road Comment
  RSA93768  Geraea canescens F. W. Peirson 1927-5-7 7286 San Bernardino 10 miles W of Barstow Comment
  RSA93774  Lobelia cardinalis subsp. graminea F. W. Peirson 1923-8-26 3995 San Bernardino Mill Creek; southern San Bernardino Mountains. 1220 Comment
  RSA93775  Lobelia cardinalis subsp. graminea F. W. Peirson 1907-8-14 1211 San Bernardino Road from Seven Oaks to Bear Valley, San Bernardino Mountains. Comment
  RSA93779  Lobelia cardinalis subsp. graminea F. W. Peirson 1924-9-2 5204 San Bernardino Marshes on Santa Ana River, about 2 miles south of San Bernardino. Comment
  RSA93780  Brickellia arguta F. W. Peirson 1930-4-16 8747 San Bernardino 12 mi. N of Goffs on road to Cima, E San Bernardino Co. Comment
  RSA93814  Chaenactis fremontii F. W. Peirson 1926-4-27 6677 San Bernardino 16 miles W of victorville, Mojave Desert Comment
  RSA93828  Chaenactis carphoclinia var. carphoclinia F. W. Peirson 1922-5-12 2974 San Bernardino Mojave Desert. 10 miles north of Barstow. Comment
  RSA93839  Artemisia nova F. W. Peirson 1924-9-1 5157 San Bernardino Summit of Johnson Grade, eastern San Bernardino Mountains 2088 Comment
  RSA93843  Aster bernardinus F. W. Peirson 1928-9-5 8195 San Bernardino Victorville Comment
  RSA93848  Baileya pleniradiata F. W. Peirson 1916-7-8 1366 San Bernardino Box 'S' Springs near north base of San Bernardino Mtns. 1082 Comment
  RSA93849  Baileya pleniradiata F. W. Peirson 1924-5-14 5449 San Bernardino Open desert, 17 miles east of Victorville. Comment
  RSA93852  Chrysothamnus parryi subsp. asper F. W. Peirson 1924-9-1 5168 San Bernardino Arrastre Flats, Holcomb Valley, San Bernardino Mts 2287 Comment
  RSA93887  Helenium bigelovii F. W. Peirson 1924-7-14 4960 San Bernardino Small hillside cienega Lost Creek, San Bernardino Mts, southern California. 2591 Comment
  RSA93890  Helenium decurrens F. W. Peirson 1922-7-22 244 San Bernardino San Antonio Canyon, San Gabriel Mts 1829 Comment
  RSA93892  Encelia farinosa var. phenicodonta F. W. Peirson 1935-4-18 11486 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino County. Comment
  RSA93899  Encelia actoni F. W. Peirson 1922-5-13 4145 San Bernardino 2 miles north of Granite Wells, Mojave Desert. Comment
  RSA93912  Iva axillaris F. W. Peirson 1930-7-2 8973 San Bernardino North side of Baldwin Lake. 2043 Comment
  RSA93915  Iva axillaris subsp. robustior F. W. Peirson 1916-7-9 1322 a San Bernardino East of Victorville. Comment
  RSA93938  Encelia californica F. W. Peirson 1923-3-23 4146 San Bernardino Mentone near Redlands Comment
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Oct 22 2011
  RSA93946  Artemisia dracunculus F. W. Peirson 1920-8-22 4747 San Bernardino Ridge east of Foxesee Creek [Forsee Creek], San Bernardino Mountains. 2744 Comment
  RSA93965  Machaeranthera pinnatifida subsp. gooddingii F. W. Peirson 1932-3-23 9813 San Bernardino Along base of desert hills,18 miles S of Needles on Blythe Road Comment
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Aug 9 2011
  RSA93966  Machaeranthera pinnatifida subsp. gooddingii F. W. Peirson 1935-4-10 11489 San Bernardino Rocky canyon walls, Copper Basin Creek, Whipple Mts. Comment
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Aug 9 2011
  RSA94083  Psathyrotes annua F. W. Peirson 1924-8-31 5127 San Bernardino 1 miles W of Box S Ranch, Southern Mojave Desert E of Victorville 915 Comment
  RSA94084  Psathyrotes annua F. W. Peirson 1916-07 1427 San Bernardino Victorville. Comment
  RSA94102  Madia elegans subsp. wheeleri F. W. Peirson 1935-6-29 s.n. San Bernardino SW of Baldwin Lake, San Bernardino Mts. Comment
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Apr 29 2011
  RSA94117  Brickellia desertorum F. W. Peirson 1924-8-31 5122 San Bernardino Deadman Point E of Victorville 915 Comment
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Jul 21 2010
  RSA94121  Brickellia californica F. W. Peirson 1922-9-14 4732 San Bernardino Cascade Canyon tributary to San Antonio Creek, San Gabriel Mts 1402 Comment
  RSA94124  Hulsea vestita subsp. vestita F. W. Peirson 1924-5-27 4642 San Bernardino N slope of Strawberry Peak, San Bernardino Mts. 1677 Comment
  RSA94157  Hulsea heterochroma F. W. Peirson 1929-7-11 8468 San Bernardino City Creek Road along the slopes of Bear Canyon, San Bernardino Mountains. 2134 Comment
  RSA94161  Monoptilon bellidiforme F. W. Peirson 1928-3-31 7755 San Bernardino N of Victorville. Comment
  RSA94167  Monoptilon bellioides F. W. Peirson 1922-5-14 4741 San Bernardino Half between Barstow and Victorville Comment
  RSA94169  Monoptilon bellidiforme F. W. Peirson 1926-4-27 6681 San Bernardino Open desert near Box S Ranch, N base of San Bernardino Mts Comment
  RSA94170  Artemisia ludoviciana subsp. incompta F. W. Peirson 1923-8-25 3989 San Bernardino Vivian Creek, San Bernardino Mountains 2226 Comment
  RSA94196  Artemisia ludoviciana F. W. Peirson 1932-11-12 10486 San Bernardino Forest border southwest of Baldwin Lake. 2058 Comment
  RSA94198  Artemisia ludoviciana subsp. incompta F. W. Peirson 1924-8-31 5118 San Bernardino Along ponds south of Victorville 793 Comment
  RSA94364  Madia gracilis F. W. Peirson 1919-6-5 508 San Bernardino San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA94382  Dyssodia cooperi F. W. Peirson 1928-4-26 7926 San Bernardino 10 miles W of 29 Palms. Comment
  RSA94383  Dyssodia cooperi F. W. Peirson 1922-5-12 2986 San Bernardino 3 miles SW of Barstow on the Victorville Rd. Comment
  RSA94384  Dyssodia cooperi F. W. Peirson 1927-5-8 7292 San Bernardino Half way between Victorville and Barstow. Comment
  RSA94387  Dyssodia porophylloides F. W. Peirson 1935-4-18 11488 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino County. Comment
  RSA94419  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1922-5-13 2971 San Bernardino Copper City, Mojave Desert. 1220 Comment
  RSA94420  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1930-4-14 8704 San Bernardino Sandy soil, near Cave Spring, Mojave Desert. Comment
  RSA94488  Arnica chamissonis subsp. foliosa F. W. Peirson 1922-8-23 3273 San Bernardino Dry lake, north base of Mt. San Gorgonio. 2774 Comment
  RSA94490  Arnica chamissonis subsp. foliosa F. W. Peirson 1929-7-11 8464 San Bernardino Fawskin, Bear Valley, San Bernardino Mts. Summit of ridge back of public campgrounds. 2043 Comment
  RSA94575  Artemisia biennis F. W. Peirson 1924-9-1 5160 San Bernardino North side of Baldwin Lake, San Bernardino Mountains. 2043 Comment
  RSA94600  Anisocoma acaulis F. W. Peirson 1924-5-14 4608 San Bernardino South side of Cajon Pass. 1220 Comment
  RSA94612  Syntrichopappus fremontii F. W. Peirson 1930-4-16 8749 San Bernardino about 10 miles north of Goffs on Cima Road, eastern San Bernardino Co. Comment
  RSA94635  Syntrichopappus fremontii F. W. Peirson 1927-5-8 7290 San Bernardino 10 miles north of Barstow. Comment
  RSA94638  Syntrichopappus fremontii F. W. Peirson 1922-5-12 4243 San Bernardino 22 miles north of Barstow, Comment
  RSA94669  Senecio douglasii var. monoensis F. W. Peirson 1927-5-8 7294 San Bernardino Half way between Victorville and Barstow. Comment
  RSA94922  Cirsium occidentale var. californicum F. W. Peirson 1930-7-3 8983 San Bernardino About 0.5 mile below Fish Hatchery south of Baldwin Lake. 2195 Comment
  RSA94932  Tetradymia axillaris F. W. Peirson 1928-4-26 7928 San Bernardino 2 miles south of Warren's Well, east of Morongo Valley. Comment
  RSA94940  Tetradymia stenolepis F. W. Peirson 1916-7-8 1430 San Bernardino Cushenbury Springs, north base of San Bernardino Mountains. Comment
  RSA94946  Tetradymia canescens F. W. Peirson 1920-8-25 2771 San Bernardino along trail that follows west bank of canyon of South Fork of Santa Ana River, San Bernardino Mts. 2134 Comment
  RSA94950  Tetradymia canescens F. W. Peirson 1920-9-15 1431 San Bernardino North Fork of Lytle Creek 1829 Comment
  RSA94974  Prenanthella exigua F. W. Peirson 1932-3-24 9829 San Bernardino Near the town of Baker. 280 Comment
  RSA94975  Prenanthella exigua F. W. Peirson 1928-4-1 7760 San Bernardino Bordering the Amargosa Wash, 28 miles north of Baker Comment
  RSA94976  Prenanthella exigua F. W. Peirson 1927-5-7 7276 San Bernardino 1 mile east of Kramer. Comment
  RSA94979  Stephanomeria spinosa F. W. Peirson 1924-9-1 5164 San Bernardino Baldwin Lake at foot of Gold Mountain 2043 Comment
  RSA95022  Malacothrix sonchoides F. W. Peirson 1922-5-14 3001 San Bernardino 8 miles north of Barstow. Comment
  RSA95023  Malacothrix sonchoides F. W. Peirson 1930-4-29 8764 San Bernardino Open desert near Box S Ranch, SW San Bernardino County. 915 Comment
  RSA95024  Malacothrix sonchoides F. W. Peirson 1926-4-27 6685 San Bernardino Near Box S Ranch, 18 miles east of Victorville, Mojave Desert. Comment
  RSA95025  Malacothrix sonchoides F. W. Peirson 1932-4-17 9865 San Bernardino 13 miles W oif Adelanto. Comment
  RSA95051  Sonchus asper F. W. Peirson 1923-3-18 1487 San Bernardino Along ditch south of Chino. Comment
  RSA95054  Picris echioides F. W. Peirson 1920-6-22 2169 San Bernardino 2 miles south of Chino Comment
  RSA95090  Calycoseris wrightii F. W. Peirson 1935-4-18 11490 San Bernardino Copper basin creek, Whipple Mtns., eastern San Bernardino county Comment
  RSA95091  Calycoseris parryi F. W. Peirson 1927-5-7 7820 San Bernardino 1 mile east of Kramer. Comment
  RSA95093  Calycoseris parryi F. W. Peirson 1917-5-14 1484 San Bernardino Cajon Pass. Comment
  RSA95096  Calycoseris parryi F. W. Peirson 1930-4-14 8706 San Bernardino About 3 miles north of Cave Spring. Comment
  RSA95097  Glyptopleura setulosa F. W. Peirson 1917-5-13 1485 San Bernardino West of Victorville, on Palmdale road; Mojave Desert. Comment
  RSA95115  Agoseris heterophylla var. heterophylla F. W. Peirson 1924-7-5 4913 San Bernardino North shore of Baldwin Lake 2037 Comment
  RSA95124  Agoseris grandiflora var. grandiflora F. W. Peirson 1919-6-5 458 San Bernardino Camp Baldy, San Antonio Canyon. 1371 Comment
  RSA95128  Glyptopleura setulosa F. W. Peirson 1926-4-27 6673 San Bernardino Near Llano Comment
  RSA95131  Glyptopleura marginata F. W. Peirson 1922-5-12 2988 San Bernardino 3 miles SW of Barstow on the Victorville Rd. Comment
  RSA95157  Hieracium horridum F. W. Peirson 1920-8-22 2343 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mountains 2743 Comment
  RSA95158  Hieracium horridum F. W. Peirson 1930-8-7 9024 San Bernardino Holcomb Valley, San Bernardino Mts 2256 Comment
  RSA95177  Hieracium albiflorum F. W. Peirson 1923-8-25 3990 San Bernardino Shaded bank above Vivian Creek, San Bernardino Mts. 2287 Comment
  RSA95210  Stephanomeria exigua subsp. coronaria F. W. Peirson 1924-8-31 5102 San Bernardino one mile north of Cajon Pass. 1220 Comment
  RSA95212  Stephanomeria exigua subsp. exigua F. W. Peirson 1921-7-4 5291 San Bernardino 2 miles east of Phelan, Mojave Desert. Comment
  RSA95213  Stephanomeria exigua subsp. exigua F. W. Peirson 1930-5-30 8906 San Bernardino 1 mile north of Llano Comment
  RSA95216  Stephanomeria pauciflora var. pauciflora F. W. Peirson 1920-9-15 2674 San Bernardino North Fork of Lytle Creek 1829 Comment
  RSA95218  Stephanomeria pauciflora F. W. Peirson 1924-8-31 5130 San Bernardino Box S Spring, north base of San Bernardino Mts. 1082 Comment
  RSA95230  Stephanomeria parryi F. W. Peirson 1930-5-31 8921 San Bernardino 16 miles west of Victorville Comment
  RSA95243  Microseris lindleyi F. W. Peirson 1919-4-16 5290 San Bernardino Cajon Pass, west end of San Bernardino Mts. 686 Comment
  RSA95289  Vitis girdiana F. W. Peirson 1924-9-1 5141 San Bernardino Cushenbury Springs, N base of San Bernardino Mountains., Mojave Desert. 1232 Comment
  RSA97120  Cornus sericea subsp. sericea F. W. Peirson 1922-7-5 3186 San Bernardino 1.5 miles east of Big Pines, Swartout Valley (San Gabriel Mts.) 1981 Comment
  RSA97160  Lomatium dissectum var. multifidum F. W. Peirson 1920-5-19 2153 San Bernardino Coldwater Canyon, fork of Lytle Creek, San Gabriel Mountains 1677 Comment
  RSA97232  Cornus nuttallii F. W. Peirson 1924-5-16 4582 San Bernardino City Creek Road above Fredalba. Comment
  RSA97297  Garrya veatchii F. W. Peirson 1923-2-27 139 San Bernardino San Antonio Canyon, San Gabriel Mts, Line between Los Angeles and San Bernardino counties. 915 Comment
  RSA97320  Lomatium lucidum F. W. Peirson 1921-5-29 4462 San Bernardino Summit of Cajon Pass. 1220 Comment
  RSA97414  Tauschia parishii F. W. Peirson 1930-7-5 9009 San Bernardino Road from Bear Lake to Holcomb Valley, San Bernardino Mts. 2133 Comment
  RSA97429  Arceuthobium campylopodum F. W. Peirson 1909-08 1721 San Bernardino South Fork of Santa Ana River. Comment
  RSA97431  Arceuthobium californicum F. W. Peirson 1920-8-22 2818 San Bernardino East of Foxesee Creek [Forsee Creek], San Bernardino Mountains. 2134 Comment
  RSA97433A  Lomatium mohavense subsp. mohavense F. W. Peirson 1922-5-12 2973 San Bernardino Old road through Cajon Pass 1098 Comment
  RSA97445  Phoradendron juniperinum subsp. juniperinum F. W. Peirson 1922-6-21 3142 San Bernardino Cienega Seca Creek. 2134 Comment
  RSA97446  Phoradendron libocedri F. W. Peirson 1716 San Bernardino on Libodedrus, on trail to Mt. San Gorgonio. Comment
  RSA97447  Phoradendron pauciflorum F. W. Peirson 1909-08 1718 San Bernardino on Abies concolor; South Fork of Santa Ana River. Comment
  RSA97457  Osmorhiza berteroi F. W. Peirson 1924-7-12 4929 San Bernardino Santa Ana River. 1921 Comment
  RSA98358  Berula erecta F. W. Peirson 1930-7-10 9042 San Bernardino in stream from Box S Spring, foot of Cushenberry Grade, north base of mountains. 1082 Comment
  RSA99351  Symphoricarpos rotundifolius var. parishii F. W. Peirson 1920-8-22 2264 San Bernardino Foxesee Creek [Forsee Creek], San Bernardino Mts. 2591 Comment
  SD87557  Caulanthus cooperi Frank W. Peirson 1927-5-7 7284 San Bernardino Several miles east of Kramer. Comment
  SD87733  Erigeron divergens Frank W. Peirson 1929-9-11 8590 San Bernardino Near Peter Pan Woodland Club, Bear Valley. 2070 Comment
  SEINET10460621  Heterocodon rariflorum Frank W. Peirson Peirson 1210 San Bernardino SAN GABRIEL MTNS Comment
  SEINET3882078  Luzula campestris Frank W. Peirson 1922-6-24 s.n. San Bernardino In damp shaded location. Santa Ana River, San Bernardino Mts.; 0 1920 Comment
  SEINET8225754  Eremogone ursina Frank W. Peirson 1924-1 San Bernardino Comment
  UC501548  Nama pusilla Frank W. Peirson 1932-5-10 9954 San Bernardino on the Death Valley Road 15 mi from Baker; Death Valley road, 15 mi from Baker 213 Comment
  UC672188  Erigeron breweri var. breweri Frank W. Peirson 1922-6-22 3100 San Bernardino trail on ridge w of South Fork Santa Anna River; San Bernardino Mts., South Fork Santa Anna River 2255 Comment
  UC672234  Erigeron aphanactis var. congestus Frank W. Peirson 1924-7-13 4943 San Bernardino Fish Creek, Mission Creek 2529 Comment
  UC909098  Loeseliastrum matthewsii Frank W. Peirson 1927-5-7 7283 San Bernardino several mi. e. Kramer Comment
  UC909101  Loeseliastrum matthewsii Frank W. Peirson 1927-5-7 7283 San Bernardino several mi. e. Kramer Comment
  UCD170059  Sagina saginoides Frank W. Peirson 1922-6-21 5- 319 San Bernardino San Bernardino Mountains, Cienega Seca Creek. 2133 Comment



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