Russian Milkvetch - Astragalus falcatus
Other Names:
Russian Sickle, Sickle Milkvetch, Sicklepod Milkvetch
Perennial from a branched caudex. Herbage of sparse, dolabriform hairs. Stems ascending to erect, 40–70 cm, branched, tangled together above. Leaves with 19 to 37 linear-elliptic leaflets, 10–25 mm long; stipules lanceolate, 7–12 mm long, distinct. Inflorescence dense with 20 to 50 declined flowers. Flowers ochroleucus; sepals 1 mm or less long; calyx sparsely strigose; banner nearly straight, 9–11 mm long; keel 8–10 mm long. Legume pendent, leathery, sharp-pointed, strigillose, deeply grooved beneath, ca. 2 cm long, narrowly lanceolate, strongly curved (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
POLLINATORS The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
Bombus vagans,
Bombus appositus,
Bombus auricomus,
Bombus bifarius,
Bombus borealis,
Bombus centralis,
Bombus fervidus,
Bombus flavifrons,
Bombus huntii,
Bombus mixtus,
Bombus nevadensis,
Bombus rufocinctus,
Bombus ternarius,
Bombus terricola,
Bombus occidentalis,
Bombus pensylvanicus,
Bombus griseocollis, and
Bombus insularis (Macior 1974, Thorp et al. 1983, Mayer et al. 2000, Colla and Dumesh 2010, Wilson et al. 2010, Koch et al. 2012, Miller-Struttmann and Galen 2014, Williams et al. 2014).