
Biography
| Stable identifier | Scientific Name | Media |
| https://herbarium.bgbm.org/object/B100557270 | Layia chrysanthemoides subsp. maritima D.D.Keck |
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| https://herbarium.bgbm.org/object/B100557272 | Layia platyglossa subsp. maritima (Fisch. and C.A. Mey.) D.D.Keck & Clausen |
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Publications by Jens Clausen
Claimed natural history specimens collected or identified by Jens Clausen
| Scientific Name | Country | Institution | Date |
| Layia platyglossa subsp. typica D. D. Keck & Clausen | USA | B | 1935-05-24 |
| Layia chrysanthemoides (DC.) A. Gray | USA | B | 1935-05-24 |
| Arctostaphylos densiflora M. S. Baker | USA | HBG | 1933-03-26 |