Hedysarum
hedysarum, sweetvetch
2 species
1 subspecies and varieties
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Hedysarum occidentalewestern sweet-vetch
Distribution: Occurring in the Olympic Mountains in Washington; British Columbia to Washington, Idaho and Utah, east to Alberta, Montana, Wyoming, and Colorado.
Habitat: Alpine and subalpine meadows.
Origin: Native
Flowers: June-August
var. occidentale – western sweet-vetch
Hedysarum sulphurescensyellow sweet-vetch
Distribution: Occurring east of the Cascades crest in north-central and northeastern Washington; British Columbia to Washington, east to Alberta, Montana, and Wyoming, also reported from northeastern Oregon.
Habitat: Open forested areas.
Origin: Native
Flowers: June-August