All Floras      Advanced Search
FNA Vol. 21 Page 94, 98 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 21 | Asteraceae | Balsamorhiza

11. Balsamorhiza hispidula W. M. Sharp, Ann. Missouri Bot. Gard. 22: 137, fig. 3, plate 5. 1935.

Balsamorhiza hookeri Nuttall var. hispidula (W. M. Sharp) Cronquist

Plants 6–40 cm. Leaves: blades bright green, narrowly lance-elliptic to lanceolate, (6–)15–25(–40) × (3–)5–9+ cm (1–2-pinnatifid, primary lobes lanceolate to oblanceolate, 10–45 × 2–15 mm, secondary lobes usually divergent, antrorse), bases ± cuneate, ultimate margins usually entire (± revolute and/or thickened, often ciliate), apices acute to attenuate, faces ± hispidulous to hirtellous (gland-dotted as well; veins ± scabrous). Heads borne singly. Involucres campanulate to hemispheric 10–25 mm diam. Outer phyllaries lanceolate to linear, 12–20 mm, not surpassing inner, apices acute to attenuate (margins often ciliate). Ray laminae 15–40 mm (abaxially glabrous).

Flowering Apr–May. Basalt scablands and desert-steppe areas, juniper and sagebrush scrublands; 1800–2500 m; Ariz., Colo., Idaho, Mont., Nev., Oreg., Utah, Wyo.

Distribution of Balsamorhiza hispidula is highly disrupted in the southern part of its range.


Related Objects  
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |