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FNA | Family List | FNA Vol. 7 | Brassicaceae | Transberingia

1b. Transberingia bursifolia (de Candolle) Al-Shehbaz & O’Kane subsp. virgata (Nuttall) Al-Shehbaz & O’Kane, Novon. 13: 396. 2003.

Sisymbrium virgatum Nuttall in J. Torrey and A. Gray, Fl. N. Amer. 1: 93. 1838; Arabidopsis stenocarpa (Rydberg) Rydberg; A. virgata (Nuttall) Rydberg; Arabis brebneriana A. Nelson; Beringia bursifolia (de Candolle) R. A. Price, Al-Shehbaz & O’Kane subsp. virgata (Nuttall) R. A. Price, Al-Shehbaz & O’Kane; Halimolobos virgata (Nuttall) O. E. Schulz; Hesperis virgata (Nuttall) Kuntze; Pilosella stenocarpa Rydberg; P. virgata (Nuttall) Rydberg; Stenophragma virgatum (Nuttall) Greene; Transberingia virgata (Nuttall) N. H. Holmgren

Plants usually pubescent, rarely glabrescent, on stems distally and raceme rachis, trichomes branched, subappressed, these sometimes mixed with simple ones.

Flowering May-Jul. Alkaline flats, plains, meadows, brushy hillsides, alpine areas, foothills, mountain slopes, ridges, dry knolls, grassy areas; 1000-3600 m; Alta., Sask.; Calif., Colo., Idaho, Mont., Nev., Utah, Wyo.

Apart from its distribution in Wyoming, subsp. virgata appears to be limited to counties in California (Inyo, Mono), Colorado (Eagle, Gunnison, Park), Idaho (Butte, Clark), Montana (Beaverhead, Phillips), Nevada (Esmeralda, Nye), and Utah (Dagget, Wasatch).


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