Hieracium longiberbe |
Hieracium fendleri |
|
---|---|---|
long-bearded hawkweed, longbeard hawkweed |
Fendler's hawkweed, yellow hawkweed |
|
Habit | Plants 25–50+ cm. | Plants 8–30(–40+) cm (herbage often glaucous). |
Stems | proximally piloso-hirsute (hairs 2–8+ mm), sometimes glabrate, distally glabrous or piloso-hirsute (hairs 2–5+ mm). |
proximally piloso-hirsute (hairs 2–5+ mm), distally usually ± piloso-hirsute (hairs 1–3+ mm) and stellate-pubescent, sometimes stipitate-glandular as well. |
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. |
basal 3–8+, cauline 0–1(–3); blades elliptic or oval to oblanceolate to lanceolate, 20–70 × 12–25(–40) mm, lengths 1.5–6+ times widths, bases cuneate, margins entire or denticulate, apices rounded to acute, faces piloso-hirsute (hairs 1–3+ mm). |
Peduncles | usually stellate-pubescent, sometimes piloso-hirsute and/or stipitate-glandular as well, rarely glabrous. |
usually stellate-pubescent, sometimes piloso-hirsute and/or stipitate-glandular as well. |
Involucres | campanulate, 7–10 mm. |
cylindric to campanulate, (10–)12–15+ mm. |
Florets | 12–24+; corollas yellow, 7–12 mm. |
15–30+; corollas pale yellow to ochroleucous, 7–13+ mm. |
Phyllaries | 12–15+, apices ± rounded, abaxial faces piloso-hirsute and stellate-pubescent. |
13–16+, apices ± acuminate, abaxial faces usually piloso-hirsute and stellate-pubescent, sometimes stipitate-glandular as well. |
Calyculi | bractlets 9–13+. |
bractlets 5—8+. |
Heads | (3–)6–12+ in corymbiform arrays. |
2–5+ in ± corymbiform arrays. |
Cypselae | columnar, ca. 3.5 mm; pappi of 32–40+, white or stramineous bristles in ± 2 series, 5–6 mm. |
urceolate, 5–7 mm; pappi of 50–60+, ± stramineous bristles in 2+ series, 5–8+ mm. |
Hieracium longiberbe |
Hieracium fendleri |
|
Phenology | Flowering Jul. | Flowering (May–)Jun–Aug(–Sep). |
Habitat | Cliffs | Pine woods, near springs |
Elevation | 30–100 m (100–300 ft) | 1400–2900 m (4600–9500 ft) |
Distribution |
OR; WA
|
AZ; CO; NM; NV; TX; UT; WY; Mexico; Central America (Guatemala)
|
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. | FNA vol. 19, p. 286. |
Parent taxa | Asteraceae > tribe Cichorieae > Hieracium | Asteraceae > tribe Cichorieae > Hieracium |
Sibling taxa | ||
Synonyms | Crepis ambigua, Chlorocrepis fendleri, H. fendleri var. discolor | |
Name authority | Howell: Fl. N.W. Amer., 395. (1901) | Schultz-Bipontinus: Bonplandia (Hanover) 9: 173. (1861) |
Web links |