Astragalus lentiginosus var. kennedyi

(Rydberg) Barneby

Leafl. W. Bot. 4: 121. 1945.

Common names: Kennedy’s freckled milkvetch
Endemic
Basionym: Cystium kennedyi Rydberg in N. L. Britton et al. N. Amer. Fl. 24: 407. 1929
Treatment appears in FNA Volume 11.

Plants biennial or perennial (short-lived), (10–)15–40(–50) cm; herbage villosulous. Stems decumbent and ascending. Leaves 4.5–12(–15) cm; leaf­lets (9–)15–21(or 23), blades obovate-cuneate to broadly oblong-oblanceolate, (5–)7–20 mm, apex obtuse, emarginate, or retuse. Peduncles (3–)4.5–7.5 cm. Racemes loosely (10–)15–35-flowered, lax and open in fruit; axis (3.5–)5–12 cm in fruit. Flowers (11.8–)12.5–17 mm; calyx 6.1–8.8 mm, tube 4.1–5.7 mm, lobes 1.6–3.1 mm; corolla bright pink. Legumes stramineous, usually narrowly ovoid-acuminate, more rarely plumply so, bladdery-inflated, (20–)25–30 × 9–15 mm, papery-membranous, usually lustrous, usually glabrous, rarely puberulent; beak 5–9 mm, unilocular. Seeds (24–)26–36. 2n = 22.


Phenology: Flowering Apr–Jun.
Habitat: Alkaline dunes, sandy valleys, dry stony knolls, sometimes on volcanic gravel or cin­ders.
Elevation: 1100–1800 m.

Discussion

Variety kennedyi is a locally abundant endemic of west-central Nevada, blending with var. fremontii in the south.

Selected References

None.

Lower Taxa

None.
Stanley L. Welsh +
(Rydberg) Barneby +
Cystium kennedyi +
Kennedy’s freckled milkvetch +
1100–1800 m. +
Alkaline dunes, sandy valleys, dry stony knolls, sometimes on volcanic gravel or cinders. +
Flowering Apr–Jun. +
Leafl. W. Bot. +
Papilionoideae de +
Astragalus lentiginosus var. kennedyi +
Astragalus lentiginosus +
variety +