Balsamorhiza incana


Trans. Amer. Philos. Soc., n. s. 7: 350. 1840

Treatment appears in FNA Volume 21. Treatment on page 96. Mentioned on page 94, 97.
Plants 20–35(–70) cm. Basal leaves: blades white to grayish, lance-ovate to oblong, 10–45 × 3–7(–10) cm (1-pinnatifid, lobes ovate to lanceolate, 20–50 × 5–25 mm), bases broadly cuneate to truncate, margins entire or serrate (plane, not distinctly ciliate), apices obtuse, faces usually densely, sometimes sparsely, tomentose. Heads usually borne singly. Involucres hemispheric, 20–25(–30) mm. Outer phyllaries ovate to lanceolate or linear, 15–20 mm, shorter than inner, apices acute to attenuate (margins ± ciliate). Ray laminae 20–40(–50+) mm. 2n = 38.

Phenology: Flowering May–Jun(–Jul).
Habitat: Grassy meadows, dry, rocky sites, openings in conifer forests
Elevation: 1200–2800 m



Idaho, Mont., Oreg., Wash., Wyo.


Balsamorhiza incana hybridizes with B. sagittata.

Selected References


Lower Taxa


Facts about "Balsamorhiza incana"
AuthorWilliam A. Weber +
AuthorityNuttall +
DistributionIdaho +, Mont. +, Oreg. +, Wash. + and Wyo. +
Elevation1200–2800 m +
HabitatGrassy meadows, dry, rocky sites, openings in conifer forests +
Illustration copyrightFlora of North America Association +
IllustratorJohn Myers +
PhenologyFlowering May–Jun(–Jul). +
Publication titleTrans. Amer. Philos. Soc., n. s. +
Publication year1840 +
ReferenceNone +
Source xml grained fna xml/V19-20-21/V21 226.xml +
SynonymsUndefined (tribe Undefined) subtribe Enceliinae +, Undefined (tribe Undefined) subtribe Engelmanniinae +, Undefined (tribe Undefined) subtribe Spilanthinae +, Undefined (tribe Undefined) subtribe Verbesininae + and Undefined (tribe Undefined) subtribe Zinniinae +
Taxon familyAsteraceae +
Taxon nameBalsamorhiza incana +
Taxon parentBalsamorhiza subg. Balsamorhiza +
Taxon rankspecies +
VolumeVolume 21 +