Balsamorhiza subg. Balsamorhiza
relatively slender, bark relatively thin, not corrugated;
rhizomes sometimes present (relatively short, deep-seated);
caudices seldom branched.
blades mostly lanceolate, lance-elliptic, lance-ovate, linear-oblong, oblong, or ovate, often 1–2-pinnatifid or -pinnately lobed, sometimes cordate, ultimate margins usually crenate, dentate, or serrate, seldom entire.
mostly proximal to mid stems.
mostly shorter than leaf blades.
mostly yellow (becoming brick red and chartaceous in B. rosea).
Balsamorhiza subg. Balsamorhiza
w North America
Species 9 (9 in the flora).
Members of subg. Balsamorhiza usually inhabit shallow, rocky soils.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
