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hairy balsamroot, hispid balsamroot

Habit 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).

Involucres

campanulate to hemispheric 10–25 mm diam.

Ray laminae

15–40 mm (abaxially glabrous).

Outer phyllaries

lanceolate to linear, 12–20 mm, not surpassing inner, apices acute to attenuate (margins often ciliate).

Heads

borne singly.

Balsamorhiza hispidula

Phenology Flowering Apr–May.
Habitat Basalt scablands and desert-steppe areas, juniper and sagebrush scrublands
Elevation 1800–2500 m (5900–8200 ft)
Distribution
from FNA
AZ; CO; ID; MT; NV; OR; UT; WY
[WildflowerSearch map]
[BONAP county map]
Discussion

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

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 21, p. 98.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Balsamorhiza > subg. Balsamorhiza
Sibling taxa
B. careyana, B. deltoidea, B. hookeri, B. incana, B. lanata, B. macrolepis, B. macrophylla, B. rosea, B. sagittata, B. sericea, B. serrata
Synonyms B. hookeri var. hispidula
Name authority W. M. Sharp: Ann. Missouri Bot. Gard. 22: 137, fig. 3, plate 5. (1935)
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