Adenocaulon bicolor

Hooker

Bot. Misc. 1: 19, plate 15. 1829.

Common names: Trail plant
IllustratedEndemic
Treatment appears in FNA Volume 19. Treatment on page 78.

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. Peripheral florets: corollas soon falling, 0.5–1.2 mm. Inner florets: corollas tardily falling, 1–2.3 mm. Cypselae 5–9 mm. 2n = 46.


Phenology: Flowering Jun–Oct.
Habitat: Woods, forests, usually in shade
Elevation: 0–2000 m

Distribution

V19-18-distribution-map.gif

Alta., B.C., Ont., Calif., Idaho, Mich., Minn., Mont., Oreg., S.Dak., Wash., Wis., Wyo.

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.

Selected References

None.

Lower Taxa

None.

... more about "Adenocaulon bicolor"
scarious +
paniculiform +  and open +
indeterminate +  and determinate +
David J. Keil +
Hooker +
mostly truncate +  and cordate or hastate +
ovate;more or less triangular +
3 cm30 mm <br />0.03 m <br /> (25 cm250 mm <br />0.25 m <br />) +
ribbed;smooth +
barbellulate +  and smooth +
Trail plant +
actinomorphic +  and zygomorphic +
ochroleucous +  and white +
0.1 cm1 mm <br />0.001 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
ribbed +  and not beaked +
clavate +  and obovoid +
Alta. +, B.C. +, Ont. +, Calif. +, Idaho +, Mich. +, Minn. +, Mont. +, Oreg. +, S.Dak. +, Wash. +, Wis. +  and Wyo. +
0–2000 m +
stipitate-glandular +
staminate +  and pistillate +
fertile +  and bisexual +
winged +  and beaked +
dispersed +
Woods, forests, usually in shade +
in corymbiform , paniculiform or racemiform , arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
cuplike;saucer-shaped +
sessile +  and petiolate +
cauline +  and basal +
lobulate +  and denticulate or entire +
2-carpellate +
persistent +
Flowering Jun–Oct. +
connate +  and distinct +
unequal +  and subequal +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
barbellulate +  and smooth +
plumose +, subulate +  and setiform +
exalbuminous +
Illustrated +  and Endemic +
branched +  and leafy +
prostrate +  and ascending +
appendaged +  and truncate +
hairy +  and glabrous +
papillate +
Compositae +
Adenocaulon bicolor +
Adenocaulon +
species +
60 cm600 mm <br />0.6 m <br /> (100 cm1,000 mm <br />1 m <br />) +
30 cm300 mm <br />0.3 m <br /> (60 cm600 mm <br />0.6 m <br />) +
shrub +  and subshrub +