Displaying 1 - 16 out of 16 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Abies magnifica var. shastensis Lemmon | W. A. Dayton 497 | 15 Aug 1913 | United States of America | California | Northeast slope of Mount Shasta,… | — |
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| Acer circinatum Pursh | W. A. Dayton 538 | 25 Aug 1913 | United States of America | California | Shasta Co. | — |
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| Acer macrophyllum Pursh | W. A. Dayton 563 | 03 Sep 1913 | United States of America | California | Shasta Forest | — |
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| Albizia adinocephala (Donn.Sm.) Britton & Rose | W. A. Dayton 3097 | 25 May 1943 | Costa Rica | Guanacaste | Nicoya (Canton). About 3 miles… | — |
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| Alnus rhombifolia Nutt. | W. A. Dayton s.n. | 01 Jul 1913 | United States of America | California | Shasta Co. On banks of… | — |
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| Alnus rhombifolia Nutt. | W. A. Dayton s.n. | 01 Jul 1913 | United States of America | California | Shasta Co. Shasta Forest. On… | — |
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| Cirsium vulgare (Savi) Ten. | W. A. Dayton 458 | 14 Aug 1913 | United States of America | California | Ash Creek Sink. | — |
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| Cirsium vulgare (Savi) Ten. | W. A. Dayton 659 | 22 Oct 1913 | United States of America | California | Ash Creek Range. | — |
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| Cornus occidentalis (Torr. & A.Gray) Coville | W. A. Dayton 230 | 14 Jun 1913 | United States of America | California | Shasta Forest. Alt: 4400 ft | — |
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| Fraxinus latifolia Benth. | W. A. Dayton 348 | 01 Jul 1913 | United States of America | California | Shasta Co. Shasta Forest. On… | — |
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| Juncus arcticus subsp. littoralis (Engelm.) Hultén | W. A. Dayton 473 | 14 Aug 1913 | United States of America | California | Shasta Forest. Along Ash Creek. | — |
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| Penstemon laetus var. sagittatus (D.D.Keck) McMinn | W. A. Dayton 391 | 20 Jul 1913 | United States of America | California | Trinity Mountain ridge on border… | — |
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| Penstemon roezlii Regel | W. A. Dayton 357 | 01 Jul 1913 | United States of America | California | Swift Creek Range, Shasta Forest | — |
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| Penstemon speciosus Douglas | W. A. Dayton 448 | 12 Aug 1913 | United States of America | California | About 9 miles east and… | — |
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| Rumex acetosella L. | W. A. Dayton 488 | 14 Aug 1913 | United States of America | California | Shasta Co. Ash Creek Sink. | — |
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| Vantanea barbourii Standl. | W. A. Dayton 3129 | 11 Jun 1943 | Costa Rica | San José | 1 mile n. of San… | type |
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