Taxon:  Thelypodium howellii S. Watson subsp. spectabilis (M. Peck) Al-Shehbaz



Summary
Genus:
Thelypodium
Family:
Brassicaceae (alt. Cruciferae)
Tribe:
Thelypodieae
Nomen number:
400766
Place of publication:
Contr. Gray Herb. 204:116.  1973
Verified:
11/17/1994 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Thelypodium howellii S. Watson (0 active accession[s])
Thelypodium howellii S. Watson subsp. howellii (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Thelypodium howellii S. Watson var. spectabilis M. Peck

No images


Conservation Status
FWT – Federally Threatened Species
Reference(s)
  1. Center for Plant Conservation. Center for Plant Conservation National Collection of Endangered Plants (on-line resource).
  2. Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
  3. Rollins, R. C. 1993. The Cruciferae of continental North America 885.
  4. United States Fish and Wildlife Service. U.S. Fish & Wildlife Service. Species Information: threatened and endangered animals and plants (on-line resource).
Common names
LanguageNameAlternate namenoteseqCitation
EnglishHowell's spectacular thelypod  1United States Fish and Wildlife Service. U.S. Fish & Wildlife Service. Species Information: threatened and endangered animals and plants (on-line resource).
Distribution
order_codeStatusContinentSubcontinentCountryStateNotecitation_id
1NativeNorthern AmericaNorthwestern U.S.A.United StatesOregone.0
Native
Northern America
  • NORTHWESTERN U.S.A.: United States [Oregon (e.)]

Economic Uses
UsageTypeNoteReference
Center for Plant Conservation listed  Center for Plant Conservation. Center for Plant Conservation National Collection of Endangered Plants (on-line resource).
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=400766. Accessed 24 October 2026.