Watson, S., Eaton, D.C.,
Report of the Geological Exploration of the 40th Paralel, Botany (vol 5)
(1857)
Botany [fortieth parallel]
vol. 5
(1871)
t.
11
(1871)
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Astragalus atratus S. Watson
name cited:
Astragalus atratus S. Watson
name recognized:
Astragalus atratus S. Watson
family:
Papilionaceae
tribe: Galegeae
epithet:
atratus,-a,-um
Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.
link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=38326
contact about this record
heterotypic synonyms:
Astragalus mensanus
(M.E. Jones) Abrams;
Tium atratum
(S.Watson) Rydb.;
Tium mensanum
(M.E. Jones) Rydb.;
Tragacantha atrata
(S.Watson) Kuntze;