Displaying 1 - 47 out of 47 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Antennaria marginata Greene | C. W. Tilforth 547 | 17 May 1872 | United States of America | Arizona | Mohave Co. Mt. Hualapai Park,… | — |
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| Penstemon centranthifolius (Benth.) Benth. | C. W. Tilforth 442 | 17 Aug 1971 | United States of America | California | San Diego Co. In area… | — |
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| Cleome lutea Hook. | C. W. Tilforth 2173 | 28 Aug 1981 | United States of America | California | Mono Co. Along connecting road… | — |
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| Eriogonum deflexum var. baratum (Elmer) Reveal | C. W. Tilforth 2184 | 29 Aug 1981 | United States of America | California | Inyo Co. Westgard Pass Summit… | — |
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| Ornithostaphylos oppositifolia (Parry) Small | C. W. Tilforth 1205 | 10 Mar 1976 | United States of America | California | Los Angeles Co. | — | ||||
| Penstemon albomarginatus M.E.Jones | C. W. Tilforth 1522 | 13 Apr 1978 | United States of America | California | San Bernardino Co. Sandy, flat… | — |
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| Nitrophila occidentalis (Moq.) S.Watson | C. W. Tilforth 2167 | 28 Aug 1981 | United States of America | California | Inyo Co. About 5 air… | — |
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| Psorothamnus polydenius (Torr. ex S.Watson) Rydb. var. polydenius | C. W. Tilforth 2172 | 28 Aug 1981 | United States of America | California | Mono Co. Along connecting road… | — |
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| Astragalus didymocarpus Hook. & Arn. var. didymocarpus | C. W. Tilforth 807 | 01 May 1973 | United States of America | California | San Bernardino Co. Wild Wash… | — |
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| Astragalus douglasii var. parishii (A.Gray) M.E.Jones | C. W. Tilforth 1302 | 19 May 1977 | United States of America | California | San Diego Co. 3 miles… | — |
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| Astragalus douglasii var. parishii (A.Gray) M.E.Jones | C. W. Tilforth 1997 | 17 Jun 1980 | United States of America | California | Riverside Co. Along Thomas Mtn.… | — |
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| Astragalus lentiginosus var. variabilis Barneby | C. W. Tilforth 717 | 27 Mar 1973 | United States of America | California | San Bernardino Co. 13 mi.… | — |
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| Astragalus nuttallii (Torr. & A.Gray) J.T.Howell var. nuttallii | C. W. Tilforth 656 | 24 Aug 1972 | United States of America | California | Monterey Co. Bixby Creek, just… | — |
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| Astragalus trichopodus var. lonchus (M.E.Jones) Barneby | C. W. Tilforth 1239 | 12 Nov 1976 | United States of America | California | Orange Co. Slopes of Rancho… | — |
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| Astragalus trichopodus var. lonchus (M.E.Jones) Barneby | C. W. Tilforth 1808 | 23 May 1979 | United States of America | California | Orange Co. Mouth of Aliso… | — |
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| Rumex L. | C. W. Tilforth 2185 | 29 Aug 1981 | United States of America | California | Inyo Co. Lone Pine Creek,… | — |
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| Salix hindsiana Benth. | C. W. Tilforth 1347 | 08 Jul 77 | United States of America | California | San Bernardino Co. Mojave River… | — |
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| Cuscuta nevadensis I.M.Johnst. | C. W. Tilforth 796 | 30 Apr 1973 | United States of America | California | Inyo Co. State Highway 190,… | — |
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| Anemopsis californica (Nutt.) Hook. & Arn. | C. W. Tilforth 42511 | 08 Mar 1973 | United States of America | California | Inyo Co. Death Valley National… | — |
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| Eremalche rotundifolia (A.Gray) Greene | C. W. Tilforth 42526 | 08 Dec 1973 | United States of America | California | Inyo Co. Death Valley National… | — |
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| Asclepias asperula (Decne.) Woodson | C. W. Tilforth 44032 | 20 Jun 1973 | United States of America | California | San Bernardino Co. E. Mojave… | — |
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| Muilla transmontana Greene | C. W. Tilforth 43136 | 28 Apr 1973 | United States of America | California | San Bernardino Co. just N… | — |
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| Dudleya saxosa subsp. aloides (Rose) Moran | C. W. Tilforth 43613b | 30 May 1973 | United States of America | California | San Bernardino Co. New York… | — |
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| Senna pendula var. ovalifolia H.S.Irwin & Barneby | C. W. Tilforth LASCA-570 | 09 Nov 1966 | United States of America | California | Los Angeles Arboretum | — |
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| Senna pendula var. ovalifolia H.S.Irwin & Barneby | C. W. Tilforth LASCA-570 | 09 Nov 1966 | United States of America | California | Los Angeles Arboretum | — |
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| Lupinus odoratus var. odoratus | C. W. Tilforth 1539 | 17/4/78 | United States of America | California | San Bernardino Co. About 2… | — |
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| Chaenactis carphoclinia A.Gray | C. W. Tilforth 42497 | 08 Mar 1973 | United States of America | California | Inyo Co. Death Valley National… | — |
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| Chaenactis fremontii A.Gray | C. W. Tilforth 752 | 29 Mar 1973 | United States of America | California | Inyo Co. 2.2 mi. n.… | — |
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| Encelia farinosa A.Gray ex Torr. | C. W. Tilforth 738 | 28 Mar 1973 | United States of America | California | Inyo Co. Rhodes Wash, just… | — |
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| Coleogyne ramosissima Torr. | C. W. Tilforth 1015 | 19 May 1975 | United States of America | California | San Bernardino Co. Snake Spring… | — |
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| Eriogonum baileyi S.Watson var. baileyi | C. W. Tilforth 1471 | 29 Sep 1977 | United States of America | California | Inyo Co. About ½ mi.… | — |
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| Malacothrix glabrata (A.Gray ex D.C. Eaton) A.Gray | C. W. Tilforth 735 | 28 Mar 1973 | United States of America | California | Inyo Co. Rhodes Wash, w.… | — |
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| Rafinesquia neomexicana A.Gray | C. W. Tilforth 743 | 28 Mar 1973 | United States of America | California | Inyo Co. State Hiway 178,… | — |
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| Eriogonum reniforme Torr. & Frém. | C. W. Tilforth 748 | 28 Mar 1973 | United States of America | California | Inyo Co. Bradbury Wash, south-east… | — |
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| Psorothamnus arborescens var. simplifolius (Parish) Barneby | C. W. Tilforth 799 | 01 May 1973 | United States of America | California | Inyo Co. 1.4 mi. S… | — |
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| Psorothamnus fremontii (Torr. ex A.Gray) Barneby var. fremontii | C. W. Tilforth 2046 | 30 Jun 1980 | United States of America | California | San Bernardino Co. 8.9 mi.… | — |
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| Psorothamnus emoryi var. emoryi | C. W. Tilforth 2057 | 01 Jul 1980 | United States of America | California | San Bernardino Co. Small hills… | — |
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| Psorothamnus emoryi var. emoryi | C. W. Tilforth 1907 | 08 Aug 1979 | United States of America | California | Riverside Co. South edge of… | — |
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| Psorothamnus emoryi var. emoryi | C. W. Tilforth 1314 | 19 May 1977 | United States of America | California | Imperial Co. Sandy dune-like area… | — |
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| Psorothamnus fremontii (Torr. ex A.Gray) Barneby | C. W. Tilforth 987 | 17 May 1975 | United States of America | California | San Bernardino Co. Coyote Spring… | — |
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| Psorothamnus spinosus (A.Gray) Barneby | C. W. Tilforth 1219 | 21 Jul 1976 | United States of America | California | Riverside Co. Large wash along… | — |
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| Psorothamnus spinosus (A.Gray) Barneby | C. W. Tilforth 2060 | 01 Jul 1980 | United States of America | California | San Bernardino Co. Wash 4.0… | — |
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| Oxytheca | C. W. Tilforth 2176 | 29 Aug 1981 | United States of America | California | Inyo Co. Slopes above Big… | — |
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| Castilleja stenantha A.Gray | C. W. Tilforth 1637 | 20 Jul 1978 | United States of America | California | San Bernardino Co. Crowder Canyon… | — |
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| Gilia cana subsp. speciformis A.D.Grant & V.E.Grant | C. W. Tilforth 786 | 30 Apr 1973 | United States of America | California | Inyo Co. C. 1 mi.… | — |
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| Gilia cana subsp. triceps (Brand) A.D.Grant & V.E.Grant | C. W. Tilforth 755 | 29 Mar 1973 | United States of America | California | Inyo Co. 2.2 mi. n.… | — |
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| Astragalus praelongus var. ellisiae (Rydb.) Barneby | C. W. Tilforth 279 | 01 Jul 1970 | United States of America | New Mexico | Torrance Co. At entrance to… | — |
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