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Western Wallflower - Erysimum capitatum
Biennial or short-lived perennial; the caudex often clothed in old leaf bases. Stems erect, usually simple, 5–50 cm. Leaves linear to narrowly oblanceolate, 2–8 cm long with entire to dentate margins. Petals 13–25 mm long, sometime orangish. Fruits ascending, 4-angled, 4–10 cm × 1–2 mm; pedicels ascending, 3–8 mm long; style 1–4 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX
BC to SK south to CA, TX, Mexico (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
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(Observations spanning multiple months or years are excluded from time charts)
Stony or sandy soil of grasslands, woodlands, meadows, fellfields, roadsides; valleys to alpine (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus appositus
, Bombus bifarius
, Bombus centralis
, Bombus rufocinctus
, Bombus sylvicola
, Bombus occidentalis
, Bombus insularis
, Bombus suckleyi
, and Bombus kirbiellus
(Macior 1974, Miller-Struttmann and Galen 2014).
- Literature Cited AboveLegend: View Online Publication
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Macior, L.M. 1974. Pollination ecology of the Front Range of the Colorado Rocky Mountains. Melanderia 15: 1-59.
- Miller-Struttmann, N.E. and C. Galen. 2014. High-altitude multi-taskers: bumble bee food plant use broadens along an altitudinal productivity gradient. Oecologia 176:1033-1045.
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