Sisyrinchium idahoense var. idahoense
Endemic
Synonyms: Sisyrinchium birameum Piper Sisyrinchium idahoense var. birameum Sisyrinchium oreophilum
Revision as of 22:20, 27 May 2020 by imported>Volume Importer
Stems 2–2.5 mm wide, margins denticulate. Spathes: keels denticulate; outer less than 2 times inner, basally connate 3.8–7 mm; inner 20–30 mm. Outer tepals 13–17(–20) mm; filaments bluish violet. 2n = 64, 96.
Phenology: Flowering late spring–summer.
Habitat: Moist meadows, stream banks
Elevation: 0–2200 m
Distribution
B.C., Calif., Idaho, Mont., Oreg., Wash., Wyo.
Discussion
The few dodecaploid populations of var. idahoense in eastern Oregon are morphologically indistinguishable from the far more common octoploid plants.
Selected References
None.
Lower Taxa
None.