Search Results — 238 specimen records retrieved (193 records with coordinates)
Results for search: County=LOS ANGELES; Source=All; Collector=Mason;   

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC158663  Purshia tridentata var. glandulosa H. L. Mason; F. W. Peirson 1926-4-27 6668 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  CAS-BOT-BC170443  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  CAS-BOT-BC178632  Astragalus coccineus H. L. Mason 1926-4-27 3044 Los Angeles Rock Creek, Mojave Desert slope of San Gabriel Mountains Comment
  CAS-BOT-BC182301  Astragalus didymocarpus var. didymocarpus H. L. Mason 1926-4-26 2963 Los Angeles Four miles west of Saugus Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226394  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2998 Los Angeles Little Rock Creek, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226399  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2970 Los Angeles Soledad Pass, four miles south of Vincent (Mint Canyon Highway) Comment
  CAS-BOT-BC226401  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek, Mohave [Mojave] Desert Comment
  CAS-BOT-BC252970  Eriogonum reniforme H. L. Mason 1926-4-26 3012 Los Angeles Near Rock Creek, Mohave Desert Comment
  CAS-BOT-BC326880  Xylorhiza tortifolia H. L. Mason; F. W. Peirson 1926-4-26 6662 Los Angeles 5 miles west of Rock Creek, Moajve Desert Comment
  CAS-BOT-BC407850  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles San Gabriel Mountains, Rock Creek 1219 Comment
  CAS-BOT-BC422742  Meconella denticulata H. L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  CAS-BOT-BC43576  Dithyrea californica H. L. Mason 1932-4-1 6858 Los Angeles Mohave Desert. One mile east of Lancaster. Comment
  CAS-BOT-BC83103  Eschscholzia minutiflora H. L. Mason 1926-4-27 3043 Los Angeles Rock Creek. Comment
  JEPS19480  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  JEPS46752  Pseudotsuga macrocarpa H. L. Mason 1926-1-1 Los Angeles Mt. Wilson Comment
  JEPS65414  Lupinus peirsonii Herbert L. Mason 1926-4-27 3026 Los Angeles Rock Creek; San Gabriel Mts.; Rock Creek, San Gabriel Mts., Los Angeles Co. Comment
  POM257262  Camissonia claviformis subsp. claviformis H. L. Mason 1926-4-27 3038 Los Angeles Rock Creek. Comment
  RSA104354  Lupinus peirsonii H. L. Mason 1926-4-27 3026 Los Angeles Rock Creek Canyon, lower Pinyon Pine belt 1296 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  SD45370  Leptosiphon ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson, San Gabriel Mountains. 1524 Comment
  SD45375  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles Rock creek; south of Valyermo, north side of San Gabriel Mountains. Comment
  SFV16081  Medicago polymorpha S. Mason 1995-5-13 60 Los Angeles Lakewood. 2903 Silva St. 14 Comment
  SFV16106  Mentzelia gracilenta S. Mason, et al. 1995-4-23 53 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  SFV16503  Erodium moschatum S. Mason, H. M. Mason 1993-3-21 34 Los Angeles San Fernando Valley Los Angeles, Sepulveda. Backyard of 9629 Langdon Ave. 267 Comment
  SFV16521  Astragalus douglasii var. douglasii S. Mason 1993-5-2 s. n. Los Angeles Mojave Desert Off West State Route 138, 1.0 miles past West 110th Street, south on dirt road 0.4 miles in and 30 feet off west roadside. 762 Comment
  UC1039780  Castilleja plagiotoma H. L. Mason 1926-4-26 2972 Los Angeles 4 mi s Vincent (Mint Canyon Road, Soledad Pass); Soledad Pass Comment
  UC1076078  Quercus berberidifolia H. L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mts. Comment
  UC1076211  Lepidium fremontii H. L. Mason 1930-4-20 5592 Los Angeles Rock Creek Region Mohave Desert Comment
  UC1076212  Lepidium perfoliatum H. L. Mason 1932-4-1 6861 Los Angeles 1 mi. e. Lancaster (Mohave Desert); Mohave Desert Comment
  UC1076213  Lepidium flavum H. L. Mason 1932-4-1 6863 Los Angeles 1 mi e Lancaster Comment
  UC1076227  Lupinus odoratus Herbert L. Mason 1926-4-26 3018 Los Angeles Little Rock Comment
  UC1076237  Lupinus microcarpus var. densiflorus H. L. Mason 1926-4-27 3041 Los Angeles Rock Creek Comment
  UC1076298  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  UC1076317  Grayia spinosa Herbert L. Mason 1926-4-26 2992 Los Angeles 1 mi. e. Palmdale Comment
  UC1076331  Allium lacunosum Herbert L. Mason 1926-4-26 3009 Los Angeles Little Rock Comment
  UC1076348  Pinus monophylla Herbert L. Mason 1926-4-27 3035 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
Read comments Sep 20 2011
  UC1076386  Ephedra nevadensis H. L. Mason 1930-4-20 5593 Los Angeles hills in Rock Creek region Mohave Desert, Rock Creek Comment
  UC1076388  Juniperus californica H. L. Mason 1927-5-20 3737 Los Angeles Tejon Pass Sierra Liebre Mts., Tejon Pass Comment
  UC1076445  Berberis nevinii Herbert L. Mason 1926-4-26 2944 Los Angeles Pacoima Wash; San Gabriel Mts Comment
  UC1076450  Selaginella bigelovii Herbert L. Mason 1926-4-26 2941 Los Angeles upper rd. Pacoima Wash; San Gabriel Mts. Comment
  UC1076474  Krascheninnikovia lanata Herbert L. Mason 1930-4-20 5591 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek region Comment
  UC1076476  Grayia spinosa Herbert L. Mason 1930-4-20 5595 Los Angeles Mohave Desert, Rock Creek region Comment
  UC1076480  Minuartia douglasii Herbert L. Mason 1927-6-11 3741 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  UC1076496  Grayia spinosa Herbert L. Mason 1926-4-26 2992 Los Angeles 1 mi. e. Palmdale Comment
  UC1083109  Lycium cooperi Herbert L. Mason 1926-4-26 2969 Los Angeles Mint Canyon Road, summit of 1st grade San Gabriel Mts. Comment
  UC1083157  Thysanocarpus laciniatus Herbert L. Mason 1926-4-26 3014 Los Angeles near Rock Creek; Mohave Desert, near Rock Creek Comment
  UC1083342  Muilla maritima Herbert L. Mason 1927-6-11 3740 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  UC1093906  Quercus X alvordiana Herbert L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mountains Comment
  UC1093935  Krascheninnikovia lanata Herbert L. Mason 1926-4-26 2993 Los Angeles 1 mi. e. Palmdale Comment
  UC1191106  Pseudotsuga macrocarpa Herbert L. Mason 1927-6-11 3738 Los Angeles Mt. Wilson, San Gabriel Mts, Mt. Wilson 1524 Comment
  UC499444 Image available Lupinus peirsonii Herbert L. Mason 1926-4-27 3026 Los Angeles Rock Creek San Gabriel Mts.; Rock Creek, San Gabriel Mts. Comment
  UC555450  Trifolium gracilentum H. L. Mason 1926-4-26 2951 Los Angeles 4 mi w Saugus Comment
  UC555691  Prunus ilicifolia Herbert L. Mason 1927-6-14 3758 Los Angeles San Antonio Canyon, San Gabriel Mountians San Antonio Canyon; San Gabriel Mountians, San Antonio Canyon 914 Comment
  UC555698  Purshia tridentata var. glandulosa H. L. Mason 1926-4-27 3024 Los Angeles Rock Creek Comment
  UC565482  Syntrichopappus fremontii H. L. Mason 1926-4-26 2970 Los Angeles 4 mi sw Vincent; Soledad Pass Comment
  UC565537  Glyptopleura setulosa Herbert L. Mason 1924-4-26 3015 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  UC565539  Malacothrix clevelandii H. L. Mason 1927-6-11 3748 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 1219 Comment
  UC565546  Malacothrix coulteri Herbert L. Mason 1926-4-26 3008 Los Angeles Little Rock Creek Mohave Desert Comment
  UC565547  Malacothrix glabrata H. L. Mason 1926-4-26 3006 Los Angeles Little Rock Creek Mohave Desert Comment
  UC565585  Penstemon centranthifolius H. L. Mason 1926-4-27 3032 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek Comment
  UC566634  Tetradymia axillaris var. longispina Herbert L. Mason 1926-4-26 2982 Los Angeles between Vincent and Palmdale Comment
  UC566635  Tetradymia axillaris var. longispina H. L. Mason 1930-4-20 5590 Los Angeles hills near Rock Creek; Mohave Desert Comment
  UC566671  Eriophyllum confertiflorum var. confertiflorum Herbert L. Mason 1927-6-14 3766 Los Angeles San Gabriel Mts., San Antonio Canyon 1889 Comment
  UC566689  Chaenactis fremontii H. L. Mason 1930-4-20 5598 Los Angeles hills in the vicinity of Rock Creek; Mohave Desert Comment
  UC566704  Anisocoma acaulis Herbert L. Mason 1926-4-27 3034 Los Angeles Little Rock Creek; Mohave Desert Comment
  UC566746  Eriophyllum pringlei H. L. Mason 1926-4-26 2997 Los Angeles 1 mi e Palmdale Comment
  UC566751  Eriophyllum wallacei H. L. Mason 1926-4-26 3019 Los Angeles Little Rock Comment
  UC566762  Eriophyllum confertiflorum var. confertiflorum H. L. Mason 1926-4-26 2957 Los Angeles 4 mi w Saugus Comment
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC566775  Coreopsis californica var. californica Herbert L. Mason 1926-4-26 3003 Los Angeles Little Rock Comment
  UC566811  Osmorhiza brachypoda H. L. Mason 1927-6-14 3757 Los Angeles San Antonio Canyon 914 Comment
  UC566846  Oreonana vestita Herbert L. Mason 1927-6-15 3781 Los Angeles Old Baldy 2895 Comment
  UC566848  Oreonana vestita H. L. Mason 1927-6-15 3769 Los Angeles Old Baldy 2438 Comment
  UC566869  Lomatium mohavense H. L. Mason 1926-4-26 2994 Los Angeles 1 mi. e. Palmdale Comment
  UC566897  Tauschia parishii H. L. Mason 1926-4-27 3025 Los Angeles Rock Creek Comment
Read comments Jan 29 2016
  UC566901  Tauschia parishii H. L. Mason 1927-6-14 3764 Los Angeles camp mouth of Icehouse Canyon mouth of Icehouse Canyon; San Gabriel Mountains, mouth of Icehouse Canyon 1889 Comment
  UC570716  Trichostema lanceolatum Herbert L. Mason 1926-10-16 3643 Los Angeles Pasadena Comment
  UC571110  Larrea tridentata Herbert L. Mason 1926-4-26 3007 Los Angeles Little Rock Creek; Mojave Desert Comment
  UC573069  Cryptantha circumscissa H. L. Mason 1932-4-1 6868 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC573070  Cryptantha pterocarya H. L. Mason 1932-4-1 6866 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC573134  Cryptantha micrantha Herbert L. Mason 1932-4-1 6867 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC573151  Amsinckia tessellata var. tessellata Herbert L. Mason 1926-4-26 3010 Los Angeles Little Rock Comment
  UC592153  Caulanthus amplexicaulis Herbert L. Mason 1926-4-27 3039 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC592156  Caulanthus cooperi H. L. Mason 1932-4-1 6857 Los Angeles one mi e Lancaster; e of Lancaster Comment
  UC634846  Eremalche exilis Herbert L. Mason 1932-4-1 6873 Los Angeles rd. Roosevelt to Muroc; Mojave Desert Comment
  UC634848  Eremalche exilis H. L. Mason 1932-4-1 6870 Los Angeles 1 mi. e. Lancaster Comment
  UC634850  Eremalche exilis H. L. Mason 1926-4-26 2985 Los Angeles desert slopes from Vincent to Palmdale Comment
  UC634893  Canbya candida Herbert L. Mason 1926-4-26 3020 Los Angeles Little Rock Creek Mojave Desert Comment
  UC634911  Salvia carduacea H. L. Mason 1926-4-26 3011 Los Angeles Little Rock; Mojave Desert Comment
  UC634912  Salvia dorrii var. pilosa H. L. Mason 1926-4-26 2974 Los Angeles 4 mi s Vincent (Mint Canyon Highway); Soledad Pass Comment
  UC634913  Salvia columbariae H. L. Mason 1926-4-26 2958 Los Angeles 4 mi w Saugus Comment
  UC634914  Salvia leucophylla H. L. Mason 1926-4-26 2953 Los Angeles Saugus Comment
  UC635042  Pterostegia drymarioides Herbert L. Mason 1927-6-14 3755 Los Angeles San Gabriel Mts., San Antonio Canyon 914 Comment
  UC635062  Chorizanthe staticoides Herbert L. Mason 1926-4-26 2961 Los Angeles 4 mi w Saugas; w of Saugas Comment
  UC635080  Eriogonum fasciculatum var. polifolium Herbert L. Mason 1926-4-26 2962 Los Angeles 4 mi w Saugus Comment
  UC635081  Eriogonum angulosum Herbert L. Mason 1926-4-26 2996 Los Angeles 1 mi e Palmdale; Mohave Desert Comment
  UC635156  Acer macrophyllum Herbert L. Mason 1927-6-14 3762 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1889 Comment
  UC635197  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  UC635283  Chylismia claviformis subsp. claviformis H. L. Mason 1926-4-27 3038 Los Angeles Rock Creek Comment
  UC635316  Astragalus coccineus H. L. Mason 1926-4-27 3044 Los Angeles Rock Creek , Rock Creek (Mojave Desert slope of San Gabriel Mountains) Comment
  UC635440  Meconella denticulata Herbert L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mtns 914 Comment
  UC635453  Canbya candida H. L. Mason 1932-4-1 6859 Los Angeles 1 mi e of Lancaster (Mohave Desert); Mohave Desert Comment
  UC635610  Eschscholzia minutiflora H. L. Mason 1926-4-27 3043 Los Angeles Rock Creek Comment
  UC635653  Astragalus didymocarpus H. L. Mason 1926-4-26 2963 Los Angeles four mi w Saugus; w of Saugus Comment
  UC635655  Goodmania luteola Herbert L. Mason 1932-4-1 6877 Los Angeles road Roosevelt to Muroc; Mojave Desert Comment
  UC635721  Datisca glomerata Herbert L. Mason 1927-6-11 3749 Los Angeles Mount Wilson; San Gabriel Mountains, Mount Wilson 914 Comment
  UC635807  Eriogonum pusillum Herbert L. Mason 1926-4-26 3012 Los Angeles near Rock Creek; Mohave Desert Comment
  UC640591  Silene laciniata subsp. major Herbert L. Mason 1927-6-14 3756 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 914 Comment
  UC672152  Calochortus kennedyi Herbert L. Mason 1926-4-26 2991 Los Angeles 1 mi e Palmdale Comment
  UC672171  Acamptopappus sphaerocephalus var. hirtellus H. L. Mason 1926-4-26 3001 Los Angeles Little Rock Comment
  UC672265  Ericameria cooperi var. cooperi H. L. Mason 1926-4-27 3045 Los Angeles Big Pine Recreation Camp Road between Big Rock Creek and Little Rock Creek Comment
  UC672292  Xylorhiza tortifolia var. tortifolia H. L. Mason 1926-4-26 3016 Los Angeles Little Rock Comment
  UC672315  Ericameria linearifolia H. L. Mason 1930-4-20 5596 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek Comment
  UC672316  Ericameria linearifolia H. L. Mason 1926-4-27 3040 Los Angeles Rock Creek Comment
  UC672356  Phacelia fremontii Herbert L. Mason 1926-4-26 2984 Los Angeles along road from Vincent to Palmdale Comment
  UC672365  Nama demissa var. demissa Herbert L. Mason 1926-4-26 3002 Los Angeles Little Rock Comment
  UC672386  Phacelia brachyloba Herbert L. Mason 1927-6-11 3745 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  UC672394  Phacelia longipes Herbert L. Mason 1926-4-27 3030 Los Angeles Rock Creek San Gabriel Mountains Comment
  UC672395  Phacelia longipes Herbert L. Mason 1927-6-11 3739 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  UC672435  Phacelia davidsonii Herbert L. Mason 1926-4-27 3029 Los Angeles Rock Creek San Gabriel Mountains Comment
  UC672451  Collinsia parryi H. L. Mason 1927-6-11 3751 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson 1219 Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  UC672555  Antirrhinum coulterianum H. L. Mason 1926-4-26 2949 Los Angeles Pacoima Wash; San Gabriel Mountains Comment
  UC672556  Antirrhinum coulterianum H. L. Mason 1927-6-11 3746 Los Angeles Mount Wilson; San Gabriel Mountains Comment
  UC672595  Salazaria mexicana H. L. Mason 1926-4-26 2981 Los Angeles Vincent to Palmdale; Vincent to Palmdale Comment
  UC672660  Mentzelia ravenii H. L. Mason 1926-4-26 2999 Los Angeles Little Rock Comment
  UC672669  Mentzelia jonesii H. L. Mason 1932-4-1 6871 Los Angeles 1 m e Lancaster; Mohave Desert Comment
  UC673299  Dithyrea californica H. L. Mason 1932-4-1 6858 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UC673300  Dithyrea californica Herbert L. Mason 1926-4-27 3065 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UC673434  Castilleja exserta subsp. venusta H. L. Mason 1932-4-1 6864 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UC673481  Purshia tridentata var. glandulosa Herbert L. Mason 1926-4-27 3024 Los Angeles Rock Creek Comment
  UC673527  Lepidium flavum H. L. Mason 1926-4-27 3059 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UC673528  Lepidium fremontii H. L. Mason 1926-4-27 3056 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UC907848  Saltugilia splendens subsp. grantii Herbert L. Mason 1927-6-11 3744 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 914 Comment
  UC907849  Saltugilia splendens subsp. grantii Herbert L. Mason 1927-6-11 3753 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Canyon 914 Comment
  UC907870  Gilia modocensis Herbert L. Mason 1934-3-30 8034 Los Angeles s Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, s of Valyermo Comment
  UC907901  Allophyllum divaricatum Herbert L. Mason 1927-6-11 3742 Los Angeles Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  UC907959  Linanthus parryae Herbert L. Mason 1926-4-26 2990 Los Angeles 1 mi E of Palmdale; Mohave Desert Comment
  UC908130  Gilia minor Herbert L. Mason 1926-4-26 3005 Los Angeles Little Rock Mohave Desert, Little Rock Comment
  UC908215  Linanthus breviculus Herbert L. Mason 1926-4-27 3036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  UC908269  Linanthus dichotomus Herbert L. Mason 1926-4-27 3023 Los Angeles Rock Creek San Gabriel Mountains Comment
  UC908289  Linanthus dichotomus Herbert L. Mason 1930-4-20 5594 Los Angeles s of Lancaster; Mohave Desert, Rock Creek Region Comment
  UC908401  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-4-26 2952 Los Angeles 4 mi w Saugus; w of Saugus Comment
  UC908483  Gilia latiflora subsp. latiflora Herbert L. Mason 1932-4-1 6869 Los Angeles one mi e Lancaster; Mohave Desert, e of Lancaster Comment
  UC908497  Gilia minor Herbert L. Mason 1926-4-26 2995 Los Angeles 1 mi e Palmdale (Mohave Desert); , e of Palmdale Comment
  UC908498  Gilia minor Herbert L. Mason 1926-4-26 2989 Los Angeles desert slopes between Vincent and Palmdale (Mohave Desert); , btw Vincent and Palmdale Comment
  UC908502  Gilia modocensis Herbert L. Mason 1926-4-27 3028 Los Angeles Rock Creek , Rock Creek (desert slope of San Gabriel Mts.) Comment
  UC908602  Linanthus parviflorus Herbert L. Mason 1930-4-20 5597 Los Angeles Rock Creek region Mohave Desert Comment
  UC908616  Linanthus parviflorus Herbert L. Mason 1926-4-26 2965 Los Angeles Mint Canyon Road, summit of 1st grade Comment
  UC908628  Linanthus breviculus Herbert L. Mason 1934-3-30 8036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  UC908803  Linanthus bigelovii Herbert L. Mason 1932-4-1 6860 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UC908820  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2970 Los Angeles four mi s Vincent (Soledad Pass (Mint Cayon Highway)); Soledad Pass, s of Vincent Comment
  UC908822  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-26 2987 Los Angeles along rd between Vincent and Palmdale; Mohave Desert, along rd btw Vincent and Palmdale Comment
  UC908828  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2998 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  UC908835  Gilia aliquanta Herbert L. Mason 1926-4-26 2973 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
  UC908839  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  UC908889  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-27 3060 Los Angeles 30 mi w Victorville; Mohave Desert, w of Victorville Comment
  UC908890  Gilia modocensis Herbert L. Mason 1926-4-27 3033 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC908931  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1219 Comment
  UC909021  Gilia angelensis Herbert L. Mason 1926-4-26 2955 Los Angeles 4 mi w Saugus; w of Saugus Comment
  UC909081  Loeseliastrum matthewsii Herbert L. Mason 1926-4-27 3058 Los Angeles 30 mi. w. Victorville; Mojave Desert Comment
  UC909119  Saltugilia splendens subsp. splendens Herbert L. Mason 1926-4-27 3037 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC909132  Loeseliastrum matthewsii Herbert L. Mason 1926-4-26 2988 Los Angeles on desert slope Vincent to Palmdale Comment
  UC912210  Picrothamnus desertorum Herbert L. Mason 1932-4-1 6865 Los Angeles 1 mi e Lancaster Comment
  UC912306  Ericameria cooperi var. cooperi Herbert L. Mason 1926-4-26 2971 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
Read comments Dec 19 2014
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road Comment
  UC912555  Ambrosia salsola Herbert L. Mason 1926-4-26 2983 Los Angeles Vincent to Palmdale Comment
  UC912563  Layia glandulosa Herbert L. Mason 1926-4-26 3000 Los Angeles Little Rock Comment
  UC912595  Layia glandulosa Herbert L. Mason 1926-4-27 3042 Los Angeles Little Rock Creek Comment
  UC912622  Abronia pogonantha Herbert L. Mason 1926-4-27 3055 Los Angeles 30 mi w Victorville; Mojave Desert Comment
  UC912668  Delphinium parryi subsp. purpureum Herbert L. Mason 1926-4-26 2966 Los Angeles summit of 1st grade Mint Canyon Road Comment
  UC936197  Poa secunda subsp. juncifolia H. L. Mason 1932-4-1 6862 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC963788  Linanthus ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  UC963808  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles s of Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, Rock Creek Comment
  UC964725  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3027 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC964726  Gilia ochroleuca subsp. bizonata H. L. Mason 1926-4-26 2967 Los Angeles Summit of First Grade Mint Canyon Road (Mint Canyon Road) Comment
  UC964781  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-26 2967 Los Angeles Summit of 1st Grade, Mint Canyon Road Mint Canyon Road Comment
  UCD103381  Camissonia campestris Steve Mason 1993-5-2 F Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mile N of Ave. J., 50-100' off East side of road. 853 Comment
  UCD107205  Larrea tridentata Steve Mason 1993-5-2 32 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  UCD113382  Purshia tridentata var. glandulosa Steven Mason; Helen M. Mason 1993-5-9 41 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 15.1 miles W of Frazier Mountain Road, 30' in from N side of road. 1676 Comment
Read comments Sep 30 2014
  UCD114980  Erysimum capitatum Steve Mason 1993-5-1 26 Los Angeles on Sulfur Springs Road, 200 feet off Angeles Crest Highway on right roadcut. 1798 Comment
  UCD116293  Fremontodendron californicum Stephen Mason 1995-5-14 64 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
Read comments Dec 9 2014
  UCD124192  Penstemon grinnellii var. grinnellii Steve Mason; Helen M. Mason 1993-5-5 29 Los Angeles on Angeles Crest Hwy., 3.5 miles above Big Tujunga Canyon Road, above large parking area on southwest side of road, below water tank. 1798 Comment
  UCD128879  Ambrosia salsola Steve Mason 1993-5-2 33 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  UCD135108  Pseudotsuga macrocarpa Steve Mason; Helen M. Mason 1993-5-15 24 b Los Angeles On Angeles Crest Hwy. 3.5 mi. above Big Tujunga Cnyn. Rd. 1584 Comment
  UCD142537  Euphorbia albomarginata Steve Mason 1993-5-2 30 Los Angeles Mojave Desert, off CA Hwy. 138, 1.0 mi. past W 110th St. on dirt road 0.4 mi. from jct. 762 Comment
  UCD45196  Quercus X alvordiana Herbert L. Mason 1927-5-29 3737 a Los Angeles Tejon Pass, Sierra Liebre Mts. Comment
  UCD45446  Quercus chrysolepis H. L. Mason 1927-6-11 3743 Los Angeles Mt. Wilson, San Gabriel Mts, alt. 5000 ft. 1524 Comment
  UCD95185  Argemone munita Steve Mason 1993-5-2 31 Los Angeles Mojave Desert, off W. State Rt. 138, 1 mile past W. 110th Street., S on dirt road, 0.4 mile in, 30' off west roadside. 762 Comment
  CAS-BOT-BC178633  Astragalus coccineus H. L. Mason 1926-4-27 3044 Los Angeles Rock Creek, San Gabriel Mountains Comment
  CAS-BOT-BC226338  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226346  Gilia latiflora subsp. davyi Herbert L. Mason 1926-4-27 3060 Los Angeles Thirty miles west of Victorville, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226408  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2987 Los Angeles Between Vincent and Palmdale (Mine Canyon Highway), Mohave [Mojave] Desert Comment
  CAS-BOT-BC469352  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles Near Rock Creek, north side of San Gabriel Mountians Comment
  POM270946  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles San Gabriel River. Comment
  RSA406841  Lotus scoparius S. C. Mason 1921-05 s.n. Los Angeles Redondo. Comment
  SEINET12161224  Ceratonia siliqua E. Mason, Mason, R. E. 1944-1 Los Angeles near Los Angeles Comment
  SEINET12190917  Melaleuca nesophila E. Mason, Tebbett 1950-1 s.n. Los Angeles resort near Los Angeles Comment
  SEINET12234132  Acer macrophyllum E. Mason, Wunderly, J. 1945-1 s.n. Los Angeles Eaton's Canyon, Pasadena Comment
  SEINET12267915  Jacaranda mimosifolia R. E. Mason 1944-1 s.n. Los Angeles near Los Angeles Comment
  SEINET12323656  Jacaranda mimosifolia E. Mason, Mason, R. E. 1944-1 s.n. Los Angeles near Los Angeles Comment
  SEINET233347  Arabis pulchra Steve Mason, Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pinos area Lockwood Valley Rd 3.7 mi from Mt. Pios Hwy on the right side of the road 1646 Comment
  SEINET8729330 Image available Linanthus aureus Herbert L. Mason 1926-1 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  SFV16104  Phacelia fremontii S. Mason, et al. 1995-4-23 51 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  SFV16105  Salvia columbariae S. Mason, et al. 1995-4-23 52 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  UC1076490  Arenaria macradenia var. macradenia Herbert L. Mason 1926-4-26 2977 Los Angeles Summit of Mint Canyon Comment
  UC1083313  Ephedra viridis Herbert L. Mason 1926-4-26 2960 Los Angeles 4 mi w of Sanger Comment
Read comments Jul 31 2014
  UC1083315  Ephedra viridis H. L. Mason 1926-4-26 2960 a Los Angeles 4 mi w of Sanger Comment
Read comments Jul 31 2014
  UC1083343  Muilla maritima Herbert L. Mason 1926-4-26 2946 Los Angeles Pocoima Wash foothills of San Gabriel Mountains Comment
  UC565466  Arabis pulchra H. L. Mason 1926-4-26 2978 Los Angeles Summit of Mint Canyon San Gabriel Mountains Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  UC566707  Baileya pleniradiata H. L. Mason 1926-4-27 3064 Los Angeles 30 mi w of Victorville Comment
  UC566773  Coreopsis bigelovii Herbert L. Mason 1926-4-27 3046 Los Angeles between Rock Creek and Little Rock Creek (on Big Pines Recreation Camp road) Comment
  UC566815  Lomatium utriculatum H. L. Mason 1926-4-26 2980 Los Angeles summit Mint Canyon Comment
  UC566931  Asclepias vestita H. L. Mason 1934-3-30 8038 Los Angeles Yucca Grove Antelope Valley Comment
Read comments Dec 13 2011
  UC592165  Lomatium mohavense H. L. Mason 1926-4-26 2979 Los Angeles summit Mint Canyon Comment
  UC635339  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles wash of the San Gabriel River Comment
  UC672372  Eriodictyon crassifolium Herbert L. Mason 1926-4-26 2948 Los Angeles Pasadena to Rock Creek Pacomia Wash (Mohave Desert); , Pacomia Wash Comment
Read comments Sep 25 2014
  UC908420  Gilia minor Herbert L. Mason 1938-4-15 11722 Los Angeles three mi e Mohave (Mohave Desert); , e of Mohave Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UC908646  Linanthus aureus subsp. aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains San Gabriel Mountains Comment
  UC908805  Gilia aliquanta Herbert L. Mason 1926-4-27 3049 Los Angeles along Los Angeles Co. Park Road between Little Rock Creek; Mohave Desert, btw Rock Creek and Little Rock Creek Comment
  UC908819  Gilia leptantha subsp. transversa Herbert L. Mason 1926-4-27 3047 Los Angeles between Rock Creek and Little Rock Creek ((Big Pines Recreation Park Road), Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, btw Rock Creek and Little Rock Creek Comment
  UC908843  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley Mohave Desert, Antelope Valley (25239) Comment
  UC909024  Gilia angelensis Herbert L. Mason 1926-4-26 2942 Los Angeles upper road Pacoima Wash foothills San Gabriel Mountains, Pacoima Wash (foothills of San Gabriel Mountains) Comment
  UC909058  Eriastrum sapphirinum Herbert L. Mason 1948-6-15 3787 Los Angeles cirque slide s Baldy; San Antonio Wash 2194 Comment
  UC912564  Layia glandulosa Herbert L. Mason 1926-4-27 3053 Los Angeles 30 mi w Victorville Comment
  UC912642  Achnatherum coronatum Herbert L. Mason 1926-4-26 2950 Los Angeles Pocuima Wash; Upper Road Comment
Read comments Feb 17 2015
  UC912670  Delphinium parishii Herbert L. Mason 1926-4-27 3052 Los Angeles 30 mi w Victorville Comment
  UC964737  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3048 Los Angeles between Rock Creek and Little Rock Creek (along Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, along Los Angeles Co. Park Road Comment
  UCD114427  Boechera pulchra Steve Mason; Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pines area, Lockwood Valley Rd., 3.7 mi. from Mnt. Pios Hwy, on the right side of the road. 1645 Comment
  UCD116647  Malva parviflora Steve Mason; Helen M. Mason 1993-3-21 35 Los Angeles Sepulveda, backyard of 9629 Langdon Ave. Comment
  UCD125721  Salvia columbariae Steven Mason; Helen M. Mason 1993-5-9 40 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 3.8 miles east of #7N11 Rd; north road slide. 1341 Comment
  UCD15431  Gilia scopulorum S. Mason,; H. Mason, and C. Katzfey 1995-4-23 54 Los Angeles California, Los Angeles Co.; in the northern foothills of Transverse Range/Mojave Desert foothills near Little Rock; along Mt. Emma Road, 0.8 miles above Ft. Tejon Rd.; along the right side of the road in a road cut; 914 Comment



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