Hieracium longiberbe |
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long-bearded hawkweed, longbeard hawkweed |
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Habit | Plants 25–50+ cm. |
Stems | proximally piloso-hirsute (hairs 2–8+ mm), sometimes glabrate, distally glabrous or piloso-hirsute (hairs 2–5+ mm). |
Leaves | basal 0(–3+), cauline 6–12+; blades spatulate to oblanceolate, 25–80(–100+) × 8–15(–25+) mm, lengths 3–5 times widths, bases ± cuneate, margins usually entire, rarely denticulate, apices obtuse to acute, abaxial faces piloso-hirsute (hairs 2–5+ mm), adaxial usually piloso-hirsute at margins (hairs 2–5+ mm), rarely glabrous. |
Peduncles | usually stellate-pubescent, sometimes piloso-hirsute and/or stipitate-glandular as well, rarely glabrous. |
Involucres | campanulate, 7–10 mm. |
Florets | 12–24+; corollas yellow, 7–12 mm. |
Phyllaries | 12–15+, apices ± rounded, abaxial faces piloso-hirsute and stellate-pubescent. |
Calyculi | bractlets 9–13+. |
Heads | (3–)6–12+ in corymbiform arrays. |
Cypselae | columnar, ca. 3.5 mm; pappi of 32–40+, white or stramineous bristles in ± 2 series, 5–6 mm. |
Hieracium longiberbe |
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Phenology | Flowering Jul. |
Habitat | Cliffs |
Elevation | 30–100 m (100–300 ft) |
Distribution |
OR; WA
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Discussion | Hieracium longiberbe is known only from along the Columbia River. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 19, p. 289. |
Parent taxa | Asteraceae > tribe Cichorieae > Hieracium |
Sibling taxa | |
Name authority | Howell: Fl. N.W. Amer., 395. (1901) |
Web links |