familyFabaceae
subfamilyFabaceae subfam. Faboideae
genusTrifolium
speciesTrifolium longipes
subspeciesTrifolium longipes subsp. pedunculatum
Trifolium longipes subsp. pedunculatum
Canad. J. Bot. 47: 109. 1969.
Common names: Longstalk clover
Endemic
Basionym: Trifolium pedunculatum Rydberg Bull. Torrey Bot. Club 30: 254. 1903
Synonyms: T. longipes var. pedunculatum (Rydberg) C. L. Hitchcock
Treatment appears in FNA Volume 11.
Herbs 5–15 cm; not rhizomatous; roots thickened, often fusiform. Inflorescences 15–25-flowered, subglobose, 1–2 cm diam.; peduncles sparsely pilose or glabrous distally. Pedicels erect or proximalmost horizontal or slightly reflexed in fruit, stout, to 1 mm. Flowers 11–13 mm; calyx sparsely pilose or glabrous; corolla white, lavender, or purple, banner and wing apices usually broad, acute or obtuse, rarely emarginate. 2n = 16, 48.
Phenology: Flowering Jun–Jul.
Habitat: Meadows, pine forests.
Elevation: 2100–2300 m.
Distribution
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Idaho.
Discussion
Subspecies pedunculatum is found only in central Idaho.
Selected References
None.
Lower Taxa
None.