Displaying 126 - 150 out of 2574 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Euphorbia misera Benth. | J. T. Howell 8204 | 18 Nov 1931 | Mexico | Baja California | Ensenada, Lower California | — |
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| Calandrinia ciliata var. menziesii (Hook.) J.F.Macbr. | J. T. Howell 8251 | 16 Mar 1932 | Mexico | Baja California | Guadalupe Island | — |
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| Euphorbia anthonyi Brandegee | J. T. Howell 8380 | 26 Mar 1932 | Mexico | — | Benner's Cove, Socorro Island, Revillagigedo… | — |
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| Euphorbia leucophylla subsp. comcaacorum V.W.Steinm. & Felger | J. T. Howell 10583 | 05 Aug 1932 | Mexico | — | Cape San Lucas, Lower California | — |
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| Encelia californica Nutt. | J. T. Howell 31063 | 17 Mar 1956 | Mexico | — | Lower California. Sandy wash near… | — |
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| Schismus barbatus (L.) Thell. | J. T. Howell 31083 | 18 Mar 1956 | Mexico | — | Lower California. San Carlos Canyon. | — |
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| Critoniopsis littoralis (Brandegee) H.Rob. | J. T. Howell 8407 | 27 Mar 1932 | Mexico | Colima | Revillagigedo Islands, above Braithwaite Bay,… | — |
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| Hemizonia greeneana Rose | J. T. Howell 8186 | 16 Nov 1931 | Mexico | Baja California | just back of beach, melpomone… | — |
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| Solanum hindsianum Benth. | J. T. Howell 10643 | 10 Aug 1932 | Mexico | — | Lower California. Turtle Cove, Magdalena… | — |
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| Astragalus trichopodus var. lonchus (M.E.Jones) Barneby | J. T. Howell 31058 | 17 Mar 1958 | Mexico | Baja California | East of San Quintin near… | — |
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| Astragalus trichopodus var. lonchus (M.E.Jones) Barneby | J. T. Howell 31018 | 15 Mar 1956 | Mexico | Baja California | 4 miles east of El… | — |
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| Artemisia tridentata Nutt. | J. T. Howell 31067 | 17 Mar 1956 | Mexico | Baja California | Santo Domingo Canyon | — |
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| Entodontopsis leucostega (Brid.) W.R.Buck & Ireland | J. T. Howell 39 | 06 Jul 1932 | Nicaragua | — | East base of Coseguina Volcano… | — |
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| Penstemon speciosus var. piliferus (A.Heller) Munz & I.M.Johnst. | J. T. Howell 42997 | 04 Jul 1967 | United States of America | California | Tulare Co. 3.4 miles south… | — |
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| Salix sepulcralis Simonk. | J. T. Howell 51282 | 17 Jun 1975 | United States of America | Nevada | Washoe Co. Pond near base… | — |
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| Phacelia peirsoniana J.T.Howell | J. T. Howell 14353 | 07 Aug 1938 | United States of America | California | Mono Co. Near Little Round… | isotype |
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| Downingia mirabilis J.T.Howell | J. T. Howell 4200 | 25 Apr 1927 | United States of America | California | Merced Co. 5 miles NE… | isotype |
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| Grimmia donniana Sm. | J. T. Howell LFK-H156 | 24 Jul 1949 | United States of America | California | Tulare Co. Mitre Basin | — | ||||
| Grimmia donniana Sm. | J. T. Howell LFK-H148 | 20 Jul 1949 | United States of America | California | Tulare Co. Rock Creek | — | ||||
| Grimmia donniana Sm. | J. T. Howell LFK-H174 | 03 Aug 1949 | United States of America | California | Tulare Co. Sky Blue Lake | — | ||||
| Bryum crassirameum Renauld & Cardot | J. T. Howell H199 | 27 Apr 1949 | United States of America | California | Marin Co. South of Tomales | — | ||||
| Pinus lambertiana Douglas | J. T. Howell 39756 | 11 Jul 1963 | United States of America | California | Sierra Nevada. ca. 3 miles… | — |
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| Pinus balfouriana Grev. & Balf. | J. T. Howell 46799 | 25 Jun 1970 | United States of America | California | Tulare Co. Sierra Nevada: On… | — |
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| Cupressus bakeri Jeps. | J. T. Howell 12386 | 04 Jul 1934 | United States of America | California | Siskiyou Co. Lava flow from… | — |
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| Silene bernardina S.Watson | J. T. Howell 49855 | 11 Jul 1973 | United States of America | Nevada | Washoe Co. East slope of… | — |
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