Adenocaulon bicolor |
|
---|---|
American trailplant, pathfinder, trail plant |
|
Aerial stems | usually leafy only near bases, openly branched. |
Leaves | petioles winged; blades 3–nerved, 3–25 cm. |
Phyllaries | 5–6(–10), 1–2 mm. |
Cypselae | 5–9 mm. |
Peripheral | florets: corollas soon falling, 0.5–1.2 mm. |
Inner | florets: corollas tardily falling, 1–2.3 mm. |
2n | = 46. |
Adenocaulon bicolor |
|
Phenology | Flowering Jun–Oct. |
Habitat | Woods, forests, usually in shade |
Elevation | 0–2000 m (0–6600 ft) |
Distribution |
CA; ID; MI; MN; MT; OR; SD; WA; WI; WY; AB; BC; ON
|
Discussion | Adenocaulon bicolor is a common forest herb from southwestern Canada to central California. It is disjunct in the Black Hills (eastern Wyoming, western South Dakota) and the Great Lakes region (southern Ontario, northern Michigan). Reports of the species from Minnesota and Wisconsin are unverified. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 19, p. 78. |
Parent taxa | Asteraceae > tribe Mutisieae > Adenocaulon |
Name authority | Hooker: Bot. Misc. 1: 19, plate 15. (1829) |
Web links |
|