Search Results — 131 specimen records retrieved (44 records with coordinates)
Results for search: County=SAN LUIS OBISPO; Source=All; Collector=Mason;   

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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-BC226499  Gilia tenuiflora subsp. amplifaucalis Herbert L. Mason 1935-3-30 8249 San Luis Obispo Cholame Valley Comment
  CAS-BOT-BC323010  Stylocline masonii H. L. Mason 1935-3-30 8252 San Luis Obispo Cholame Valley Comment
  CAS-BOT-BC376056  Stylocline gnaphaloides H. L. Mason 1935-3-31 8250 San Luis Obispo Cholame Valley Comment
  POM312489  Chenopodium macrospermum var. farinosum H. L. Mason 1946-6-9 12865 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River. Comment
  POM312821  Juncus breweri H. L. Mason 1946-6-9 12873 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River. Comment
  SBBG29128  Eriastrum densifolium H. L. Mason 1941-7-3 12474 San Luis Obispo sand dunes, Oso Flaco Lake, N of mouth of Santa Maria River Comment
  SEINET3096768 Image available Eriastrum densifolium subsp. elongatum Herbert L. Mason 1941-7-3 12474 San Luis Obispo Oso Flaco Lake, north of mouth of the Santa Maria River Comment
  SEINET3096769 Image available Eriastrum densifolium subsp. elongatum Herbert L. Mason 1941-7-1 12466 San Luis Obispo Meas West of Nipomo. 110 Comment
  UC1039625  Pholisma arenarium Herbert L. Mason 1941-7-1 12469 San Luis Obispo sand hills s Oceano Comment
  UC1076382  Arceuthobium campylopodum H. L. Mason 1923-6-21 525 San Luis Obispo Santa Margarita Comment
  UC1076440  Berberis pinnata Herbert L. Mason 1923-6-22 534 San Luis Obispo Santa Margarita Comment
  UC1099793  Sparganium erectum subsp. stoloniferum Herbert L. Mason 1946-6-9 12876 San Luis Obispo between Oceano and mouth of Santa Maria River (Dune Lakes); Dune Lakes Comment
  UC1100256  Leymus triticoides Herbert L. Mason 1946-6-9 12871 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UC1100788  Scirpus cernuus Herbert L. Mason 1946-6-9 12866 San Luis Obispo between Oceano and mouth Santa Maria River (Dune Lakes); , between Oceano and mouth Santa Maria River Comment
  UC1100810  Scirpus pungens Herbert L. Mason 1946-6-9 12867 San Luis Obispo between Oceano and mouth of Santa Maria River Dune Lakes Comment
  UC1100852  Bolboschoenus maritimus Herbert L. Mason 1946-6-9 12872 San Luis Obispo Dune Lakes between Oceano and mouth Santa Maria River; Dune Lakes between Oceano and mouth Santa Maria River Comment
  UC1100871  Scirpus americanus Herbert L. Mason 1946-6-9 12869 San Luis Obispo Dune Lakes between Oceano and mouth Santa Maria River; Dune Lakes, between Oceano and mouth Santa Maria River Comment
  UC1100940  Scirpus californicus Herbert L. Mason 1946-6-9 12868 San Luis Obispo betwen Oceano and mouth Santa Maria River (Dune Lakes); , between Oceano and mouth Santa Maria River Comment
  UC1101010  Juncus lescurii Herbert L. Mason 1946-6-9 12874 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UC1101011  Juncus lescurii Herbert L. Mason 1946-6-9 12873 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UC1191347  Chenopodium macrospermum var. halophilum Herbert L. Mason 1946-6-9 12865 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UC1191699  Glaux maritima Herbert L. Mason 1946-6-9 12875 San Luis Obispo between Oceano and mouth of Santa Maria River (Dune Lakes); Dune Lakes Comment
  UC566934  Asclepias vestita Herbert L. Mason 1923-6-22 526 San Luis Obispo Santa Margarita Comment
  UC566940  Apocynum cannabinum Herbert L. Mason 1923-6-22 535 San Luis Obispo Santa Margarita Comment
  UC581171  Stylocline masonii H. L. Mason 1935-3-30 8252 San Luis Obispo Cholame Valley Comment
  UC581172  Stylocline gnaphaloides H. L. Mason 1935-3-31 8250 San Luis Obispo Cholame Valley Comment
  UC581173  Ancistrocarphus filagineus H. L. Mason 1935-3-30 8257 San Luis Obispo Cholame Valley Comment
  UC634594  Eriogonum parvifolium H. L. Mason 1929-10-12 5499 San Luis Obispo 9 mi e Morro Bay Comment
  UC635589  Nemacladus secundiflorus var. secundiflorus H. L. Mason 1927-5-16 3736 San Luis Obispo Atascadero Comment
  UC665611  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-3 12474 San Luis Obispo n mouth of Santa Maria River; Oso Flaco Lake Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  UC672201  Pseudognaphalium californicum H. L. Mason 1934-4-1 San Luis Obispo Cambria Pines, near Cambria; Cambria Pines Comment
  UC672323  Corethrogyne filaginifolia H. L. Mason 1929-10-12 5481 San Luis Obispo Atascadero Creek Comment
  UC775185  Malacothrix incana Herbert L. Mason 1941-7-3 San Luis Obispo n mouth of the Santa Maria River; Inner South Coast Ranges, Oso Flaco Lake Comment
  UC907809  Navarretia hamata subsp. parviloba Herbert L. Mason 1941-7-1 12467 San Luis Obispo Nipomo Mesa Comment
  UC907893  Gilia tenuiflora subsp. tenuiflora Herbert L. Mason 1935-3-30 8249 San Luis Obispo Cholame Valley Comment
  UC908292  Linanthus dichotomus Herbert L. Mason 1935-3-30 8253 San Luis Obispo Cholame Valley Comment
  UC908354  Gilia clivorum Herbert L. Mason 1935-3-30 8248 San Luis Obispo Cholame Valley Comment
  UC908544  Leptodactylon californicum Herbert L. Mason 1941-7-3 12474 a San Luis Obispo Oso Flaco Lake Comment
  UC908684  Leptodactylon californicum Herbert L. Mason 1923-6-21 527 San Luis Obispo Santa Margarita Comment
  UC912320  Corethrogyne filaginifolia Herbert L. Mason 1929-10-12 5481 San Luis Obispo Atascadero Creek Comment
  UCD104070  Acmispon brachycarpus Stephen Mason 1995-5-8 55 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Soda Lake Rd., 3.8 mi. S of KCL Campground off W side of road. 609 Comment
  UCD116238  Eremalche parryi Stephen Mason 1995-5-8 58 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, N side of Panorama Rd., 0.7 mi. from Soda Lake Rd. 609 Comment
  UCD45029  Quercus agrifolia Herbert L. Mason 1929-10-13 5501 a San Luis Obispo 2 1/2 mi. north of Cambria, San Luis Obispo County. Comment
  CAS-BOT-BC112554  Isolepis cernua Herbert L. Mason 1946-6-9 12866 San Luis Obispo Dune Lakes, between Ocrano and mouth of Santa Maria River. Comment
  CAS-BOT-BC163000  Prunus fasciculata var. fasciculata Herbert L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo Mesa 76 Comment
  CAS-BOT-BC209811  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo Along Atascadero Creek, 4.3 miles west of Atascadero Comment
  CAS-BOT-BC226836  Linanthus californicus Herbert L. Mason 1941-3-28 12402 San Luis Obispo North end of Nipomo Mesa 76 Comment
  CAS-BOT-BC252703  Chorizanthe obovata Herbert L. Mason 1923-6-22 532 San Luis Obispo Camp Fremont, just above San Luis Obispo Comment
  CAS-BOT-BC255286  Chorizanthe staticoides H. L. Mason 1923-6-16 443 San Luis Obispo Along trail to La Combre Peak Comment
  CAS-BOT-BC52267  Ceanothus thyrsiflorus Herbert L. Mason 1934-4-1 s.n. San Luis Obispo Twenty miles North of Cambria Comment
  CDA40453  Phacelia tanacetifolia Steve Mason, Joey Artero 1993-4-24 15 San Luis Obispo Carrizo Plain Natural Area, northeast side road off Elkhorn Rd., 1.2 mi. south of Elkhorn and Simmler Roads' junction, 300 feet up road on left roadside past washing machine. Comment
  OBI14866  Caulanthus anceps Herbert L. Mason 1952-4-6 14203 San Luis Obispo Temblor Range, E of Cholame Comment
  POM264397  Linanthus californicus subsp. tomentosus H. L. Mason 1941-3-28 12402 San Luis Obispo North end of Nipomo mesa. 76 Comment
  POM264402  Prunus fasciculata H. L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo mesa. 76 Comment
  RSA0107369  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-3 12474 San Luis Obispo Sand dunes, Oso Flaco Lake, north of mounth of the Santa Maria River. Comment
  RSA0107372  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  RSA0107616  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  RSA28649  Prunus fasciculata var. punctata H. L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo mesa. 76 Comment
  SBBG29124  Eriastrum pluriflorum H. L. Mason 1941-7-3 12489 San Luis Obispo head of Cuyama Valley, 14 mi W of Maricopa 762 Comment
  SEINET10461004  Nemacladus secundiflorus Mason 1927-5-16 Mason 3736 San Luis Obispo Comment
  SEINET10805448  Linanthus californicus Herbert L. Mason 1941-3-28 Mason 12402 San Luis Obispo North end of Nipomo Mesa. 76 Comment
  SEINET190451  Navarretia atractyloides Herbert L. Mason 1941-7-1 12468 San Luis Obispo North end of Nipomo county 76 Comment
  SEINET4854777  Leptodactylon californicum subsp. tomentosum Herbert L. Mason 1941-3-28 12402 San Luis Obispo North end of Nipomo Mesa. 76 Comment
  SFV16118  Suaeda nigra S. Mason 1995-5-8 58 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. North side of Panorama Road, 0.7 miles from Soda Lake Road. 610 Comment
  SFV16119  Phacelia ciliata S. Mason, J. Artero 1995-4-1 49 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  SFV16178  Lotus humistratus S. Mason 1995-5-8 55 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Soda Lake Road, 3.8 miles south of KCL Campground off west side of road. 610 Comment
  SFV16204  Leptosyne calliopsidea S. Mason, J. Artero 1995-4-1 50 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  SFV16220  Caulanthus anceps S. Mason, J. Artero 1995-4-1 47 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  UC1076263  Sambucus mexicana Herbert L. Mason 1929-10-12 5491 San Luis Obispo 8.4 mi from Atascadero Comment
  UC1076264  Lonicera interrupta Herbert L. Mason 1929-10-12 5492 San Luis Obispo 8.4 mi from Atascadero Comment
  UC1076528  Prunus fasciculata var. punctata Herbert L. Mason 1936-3-6 10987 a San Luis Obispo 11 mi w of San Luis Obispo (Pecho Hills); Pecho Hills Comment
  UC1076552  Salicornia virginica Herbert L. Mason 1929-10-13 5504 San Luis Obispo 2.5 mi n Cambria Comment
  UC1081563  Lupinus truncatus Herbert L. Mason 1936-3-7 10994 San Luis Obispo 2 mi w of Nipomo; Nipomo Mesa Comment
  UC1083207  Arctostaphylos rudis Herbert L. Mason 1936-3-7 10995 San Luis Obispo 2 mi w Nipomo; Nipomo Mesa Comment
  UC1083208  Ceanothus impressus Herbert L. Mason 1936-3-7 10991 San Luis Obispo Nipomo Mesa, 2 mi W of Nipomo Comment
  UC1083221  Quercus agrifolia Herbert L. Mason 1929-10-13 5501 a San Luis Obispo 2.5 mi n Cambria Comment
  UC1083334  Pinus radiata Herbert L. Mason 1929-10-13 5502 San Luis Obispo 2 1/2 mi n Cambria Comment
  UC1093953  Solanum umbelliferum Herbert L. Mason 1936-3-6 10986 San Luis Obispo 11 mi w of San Luis Obispo (Pecho Hills); Pecho Hills Comment
  UC1093959  Prunus fasciculata var. punctata Herbert L. Mason 1936-3-7 10992 San Luis Obispo 2 mi w of Nipomo; Nipomo Mesa Comment
  UC1093960  Oemleria cerasiformis Herbert L. Mason 1936-3-6 10987 San Luis Obispo 11 mi w San Luis Obispo (Pecho hills) Comment
  UC1093970  Deinandra pentactis Herbert L. Mason 1929-10-12 5488 San Luis Obispo 5.2 mi from Atascadero Comment
  UC1179064  Caulanthus anceps Herbert L. Mason 1952-4-6 14203 San Luis Obispo e of Cholame; Temblor Range Comment
  UC1191953  Oenanthe sarmentosa Herbert L. Mason 1946-6-9 12870 San Luis Obispo between mouth of Santa Maria R. and Oceano (Dune Lakes); Dune Lakes Comment
  UC1199522  Quercus lobata Herbert L. Mason 1929-10-12 5489 San Luis Obispo 5.2 mi from Atascadero Comment
  UC525848  Ceanothus thyrsiflorus Herbert L. Mason 1934-4-1 San Luis Obispo twenty mi n Cambria; n of Cambria Comment
  UC555674  Rosa californica H. L. Mason 1929-10-12 5498 San Luis Obispo 10 mi w Atascadero Comment
  UC555685  Oemleria cerasiformis H. L. Mason 1923-6-22 533 San Luis Obispo Summit Cuesta Grade Comment
  UC555694  Prunus ilicifolia H. L. Mason 1929-10-12 5490 San Luis Obispo 8.1 mi w Atascadero (Morro Creek drainage); Morro Creek Comment
  UC565500  Malacothrix saxatilis var. commutata H. L. Mason 1929-10-13 5505 San Luis Obispo six and one half miles w Templeton; Paso Robles Creek Comment
  UC565503  Stephanomeria cichoriacea H. L. Mason 1929-10-12 5500 San Luis Obispo 9 mi e Morro Comment
  UC565586  Penstemon heterophyllus H. L. Mason 1929-10-12 5482 San Luis Obispo four and three-tenths mi w Atascadero; Atascadero Creek, w of Atascadero Comment
  UC566930  Asclepias eriocarpa H. L. Mason 1929-10-12 5495 San Luis Obispo 9 1/2 mi w Atascadero; Morro Creek Comment
  UC570959  Ribes speciosum H. L. Mason 1934-3-31 8056 San Luis Obispo See Canyon Pecho Hills Comment
  UC570960  Ribes speciosum Herbert L. Mason 1929-10-12 5485 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  UC570993  Rhamnus ilicifolia H. L. Mason 1929-10-12 5493 San Luis Obispo 8.4 mi w Atascadero (Morro Creek drainage); Morro Creek Comment
  UC571023  Pseudognaphalium stramineum H. L. Mason 1934-3-31 8081 San Luis Obispo 6 mi n of Cambria Comment
  UC571165  Platanus racemosa H. L. Mason 1929-10-12 5484 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  UC632842  Pseudognaphalium biolettii H. L. Mason 1936-3-6 10989 San Luis Obispo 11 mi w San Luis Obispo; Pecho Hills Comment
  UC632849  Solanum douglasii H. L. Mason 1936-3-6 San Luis Obispo 11 mi w of San Luis Obispo (in Pecho Hills); Pecho Hills Comment
  UC632875  Senecio californicus H. L. Mason 1936-3-6 10988 San Luis Obispo 11 mi w San Luis Obispo; Pecho Hills Comment
  UC634530  Eriogonum viridescens Herbert L. Mason 1923-6-22 529 San Luis Obispo above San Luis Obispo; Camp Fremont Comment
  UC634619  Ceanothus leucodermis Herbert L. Mason 1926-6-21 530 San Luis Obispo a few mi above on hwy San Luis Obispo (Camp Fremont) Comment
  UC634753  Epilobium canum subsp. canum H. L. Mason 1929-10-12 5483 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  UC634827  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo 4.3 mi. w. Atascadero (along Atascadero Creek) Comment
  UC634991  Eriogonum fasciculatum var. foliolosum Herbert L. Mason 1923-6-22 528 San Luis Obispo near San Luis Obispo; Camp Fremont Comment
  UC635058  Chorizanthe obovata H. L. Mason 1923-6-22 532 San Luis Obispo just above San Luis Obispo (Camp Fremont); above San Luis Obispo, Camp Fremont Comment
  UC635060  Chorizanthe staticoides Herbert L. Mason 1923-6-22 531 San Luis Obispo just above San Luis Obispo (Camp Fremont); just above San Luis Obispo, Camp Fremont Comment
  UC635240  Cuscuta subinclusa H. L. Mason 1929-10-12 5496 San Luis Obispo 9.5 mi w Atascadero Comment
  UC665600  Navarretia hamata subsp. parviloba Herbert L. Mason 1941-7-1 12468 San Luis Obispo n end Nipomo mesa; Nipomo 76 Comment
  UC665607  Leptodactylon californicum Herbert L. Mason 1941-3-28 12402 San Luis Obispo n end Nipomo mesa; n end of Nipomo mesa 76 Comment
  UC665649  Prunus fasciculata var. punctata Herbert L. Mason 1941-3-28 12403 San Luis Obispo north end of Nipoma mesa Nipoma mesa 76 Comment
  UC672196  Gamochaeta ustulata H. L. Mason 1934-3-31 8060 a San Luis Obispo six mi n Cambria Comment
  UC672599  Frankenia salina H. L. Mason 1929-10-13 5503 San Luis Obispo 2-1/3 mi n Cambria Comment
  UC673373  Fritillaria biflora Herbert L. Mason 1934-3-31 8057 San Luis Obispo 6 mi n of Cambria Comment
  UC673487  Dodecatheon clevelandii subsp. insulare H. L. Mason 1934-4-1 8058 a San Luis Obispo road from Cambria to Paso Robles; road from Cambria to Paso Robles Comment
  UC702407  Wolffia columbiana Herbert L. Mason 1946-6-9 12864 San Luis Obispo Dune Lakes Comment
  UC907794  Navarretia atractyloides Herbert L. Mason 1923-1-14 380 San Luis Obispo between Paso Robles and San Luis Obispo Comment
  UC908540  Leptodactylon californicum Herbert L. Mason 1935-5-25 8318 San Luis Obispo Cuyama River n Santa Maria; Cuyama River Comment
  UC908933  Gilia capitata subsp. capitata Herbert L. Mason 1935-5-25 8313 a San Luis Obispo Cuyama River n Santa Maria; Cuyama River n of Santa Maria Comment
  UC912266  Micropus californicus var. californicus Lucile Mason 1934-4-1 San Luis Obispo roadside from Cambria Templeton Comment
  UC912270  Hemizonia congesta Herbert L. Mason 1929-10-12 5487 San Luis Obispo 5.2 mi from Atascadero Comment
  UC912311  Isocoma menziesii var. sedoides Herbert L. Mason 1929-10-13 5501 San Luis Obispo 2.5 mi n Cambria Comment
  UC912312  Hazardia squarrosa var. grindelioides Herbert L. Mason 1929-10-12 5494 San Luis Obispo 8.4 mi from Atascadero Comment
  UC912533  Delphinium parryi subsp. blochmaniae Herbert L. Mason 1924-3-31 8050 San Luis Obispo six miles North of Cambria Comment
Read comments
Oct 25 2018
  UCD103379  Camissonia campestris Steve Mason; Joey Artero 1993-4-24 10 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Soda Lake Road, 7 miles SE of Washburn Ranch Road. About 200' in from NE side of road. 640 Comment
  UCD114199  Caulanthus anceps Steve Mason; Joe Artero 1995-4-1 47 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, off Simler Road, 0.7 mile from Soda Lake Road. 609 Comment
  UCD120733  Phacelia tanacetifolia Steve Mason; Joey Artero 1993-4-24 15 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, NE side road off Elkhorn Rd., 1.2 mi. S of Elkhorn and Simmler Roads' junction, up road on left roadside past washing machine. 640 Comment
  UCD49900  Isolepis cernua Herbert L. Mason 1946-6-9 12866 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River, San Luis Obispo County. Comment
  UCD54402  Quercus lobata Herbert L. Mason 1929-10-12 5489 San Luis Obispo San Luis Obispo Co: 5.2 miles from Atascadero. Comment



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