Taxon:  Lathyrus incanus (J. G. Sm. & Rydb.) Rydb.



Summary
Genus:
Lathyrus
Family:
Fabaceae (alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Fabeae
Nomen number:
410256
Place of publication:
Bull. Torrey Bot. Club 33:144.  1906
Comment:
although usually treated as an subsp. or var. of L. polyphyllus Nutt., an illegitimate name now a synonym of L. decaphyllus Pursh, L. incanus is accepted here at species rank until a name exists in L. decaphyllus
Verified:
12/21/2011 ARS Systematic Botanists.
Accessions:
4 (0  active, 0  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
No images


Conservation Status

Reference(s)
  1. Broich, S. L. 2009. A new combination in North American Lathyrus. Phytologia 91:566.
  2. Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) Note: treats as Lathyrus polymorphus var. incanus (J. G. Sm. & Rydb.) Dorn
  3. Kingsbury, J. M. 1964. Poisonous plants of the United States and Canada.
  4. Maxted, N. 2012. Review of Fabaceae Cicereae, Fabeae (Vicieae) data for World Economic Plants, ed. 2. pers. comm. via e-mail on 24 Jan.
Common names
Distribution

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=410256. Accessed 29 October 2026.