Hieracium scouleri |
Hieracium brevipilum |
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hound-tongue hawkweed, hounds tongue hawkweed, hounds-tongue hawkweed (var. griseum), Scouler's hawkweed, Scouler's woollyweed, western hawkweed, western hawkweed (var. albertinum), woolly weed, woolly-weed (var. scouleri) |
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Habit | Plants (15–)35–60+ cm. | Plants 25–65 cm. |
Stems | proximally usually piloso-hirsute (hairs 1–8+ mm) and stellate-pubescent, sometimes glabrous, distally usually piloso-hirsute (hairs 1–8+ mm) and stellate-pubescent, rarely stipitate-glandular as well, sometimes glabrous. |
proximally piloso-hirsute (hairs 1–3+ mm), distally stellate-pubescent and stipitate-glandular. |
Leaves | basal 0(–5+), cauline (3–)5–10+; blades lanceolate, oblanceolate or narrowly oblong to elliptic, 50–100(–200) × 10–25(–35+) mm, lengths (3–)4–8+ times widths, bases cuneate, margins entire or denticulate, apices obtuse to acute, faces usually piloso-hirsute (hairs 1–5+ mm) and stellate-pubescent, rarely glabrous. |
basal 3–6+, cauline 3–6+; blades oblanceolate to lanceolate, 35–120 × 10–18+ mm, lengths (2–)4–10+ times widths, bases cuneate to truncate (± clasping), margins entire, apices obtuse to acute, faces usually piloso-hirsute (hairs 0.5–1.5+ mm), sometimes glabrous. |
Peduncles | usually stellate-pubescent, sometimes piloso-hirsute and/or stipitate-glandular as well, rarely glabrous. |
stellate-pubescent and stipitate-glandular. |
Involucres | campanulate, 8–10 mm. |
campanulate to cylindric, 10–11 mm. |
Florets | 20–45+; corollas yellow, 10–12 mm. |
15–25+; corollas ochroleucous, ca. 8 mm. |
Phyllaries | 12–21+, apices rounded to acute, abaxial faces piloso-hirsute, stellate-pubescent, and stipitate-glandular. |
9–13+, apices ± acuminate, abaxial faces stellate-pubescent and stipitate-glandular. |
Calyculi | bractlets 5–13+. |
bractlets 5–8+. |
Heads | (3–)9–25+ in corymbiform to thyrsiform arrays. |
6–10+ in ± paniculiform arrays. |
Cypselae | (red-brown or black) columnar, ca. 3 mm; pappi of 32–40+, white or stramineous bristles in ± 2 series, 6–7 mm. |
urceolate, 5–6 mm; pappi of 50–60+, white to stramineous bristles in 2+ series, 5–6 mm. |
Hieracium scouleri |
Hieracium brevipilum |
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Phenology | Flowering Jun–Sep. | Flowering Aug. |
Habitat | Disturbed sites, openings in pine forests and sagebrush, borders of meadows | Pine woods |
Elevation | 400–3000 m (1300–9800 ft) | 2300–3000 m (7500–9800 ft) |
Distribution |
CA; ID; MT; NV; OR; UT; WA; WY; AB; BC
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AZ; NM |
Source | FNA vol. 19, p. 289. | FNA vol. 19, p. 287. |
Parent taxa | Asteraceae > tribe Cichorieae > Hieracium | Asteraceae > tribe Cichorieae > Hieracium |
Sibling taxa | ||
Synonyms | H. absonum, H. albertinum, H. chapacanum, H. cynoglossoides, H. scouleri var. albertinum, H. scouleri var. griseum | H. fendleri var. mogollense |
Name authority | Hooker: Fl. Bor.-Amer. 1: 298. (1833) | Greene: Bull. Torrey Bot. Club 9: 64. (1882) |
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