Introductory
SPECIES: Hedysarum alpinum var. americanum | American Sweetvetch 



ABBREVIATION : 
HEDALPA

SYNONYMS : 
   Hedysarum americanum


SCS PLANT CODE : 
   HEALA


COMMON NAMES : 
   American sweetvetch
   American hedysarum
   alpine sweetvetch
   purple hedysarum


TAXONOMY : 
The accepted scientific name of American sweetvetch is Hedysarum alpinum
var. americanum Michx.  Two other varieties of Hedysarum alpinum are
recognized.  Hedysarum alpinum var. grandiflorum Rollins has a similar
range as H. a. var. alpinum but has larger flowers (14-18 mm compared to
11-15 mm).  Hedysarum alpinum var. philoscia (A. Nels.) Rollins occurs
to the south and southeast of the other two varieties in Wyoming, South
Dakota, and Alberta, and has pubescent fruit [10].


LIFE FORM : 
Forb

FEDERAL LEGAL STATUS : 
No special status

OTHER STATUS : 
American sweetvetch is rare in Glacier National Park [16].


COMPILED BY AND DATE : 
Tara Y. Williams, July 1990


LAST REVISED BY AND DATE : 
NO-ENTRY


AUTHORSHIP AND CITATION : 
Williams, T. Y. 1990. Hedysarum alpinum var. americanum. In: Remainder of Citation

Related categories for Species: Hedysarum alpinum var. americanum | American Sweetvetch