Hieracium aurantiacum |
Hieracium pilosella |
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devil's paintbrush, fox-and-cubs, grim-the-collier, King-devil, orange flower hawkweed, orange hawkweed, tawny hawkweed, épervière orangée |
mouse-ear hawkweed, épervière piloselle |
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Habit | Plants 15–35(–60+) cm. | Plants 10–25(–40+) cm. |
Stems | proximally piloso-hirsute (hairs 2–4+ mm), distally piloso-hirsute (hairs 1–4 mm) and stipitate-glandular. |
proximally piloso-hirsute (hairs 1–3+ mm) and stellate-pubescent, distally piloso-hirsute (hairs 1–2 mm), stellate-pubescent, and stipitate-glandular. |
Leaves | basal 3–8+, cauline 0(–1+); blades spatulate to oblanceolate, 45–70(–160+) × 10–35 mm, lengths 3–5+ times widths, bases cuneate, margins entire, apices acute, faces piloso-hirsute (hairs 1–2+ mm) and stellate-pubescent. |
basal (2–)5–10+, cauline 0(–3); blades elliptic to ± oblanceolate, 10–45(–75+) × 5–12(–18+) mm, lengths 2–4(–6+) times widths, bases cuneate, margins entire, apices acute, faces piloso-hirsute (hairs 2–7+ mm) and stellate-pubescent. |
Peduncles | stellate-pubescent and stipitate-glandular. |
piloso-hirsute and stellate-pubescent. |
Involucres | campanulate, 6–8 mm. |
hemispheric to obconic, 7.5–9 mm. |
Florets | 25–120+; corollas orange (drying scarlet to purplish), 10–14+ mm. |
60–120+; corollas yellow (often each with abaxial red stripe), 8–13+ mm. |
Phyllaries | 13–30+, apices acuminate, abaxial faces piloso-hirsute, stellate-pubescent, and stipitate-glandular. |
20–34+, apices acuminate, abaxial faces stellate-pubescent and stipitate-glandular, sometimes piloso-hirsute as well. |
Calyculi | bractlets 5–8+. |
bractlets 8–15+. |
Heads | 3–7(–12+) in ± umbelliform arrays. |
usually borne singly, rarely 2(–3). |
Cypselae | columnar, 1.2–1.5(–2) mm; pappi of 25–30+, white bristles in 1 series, 3.5–4 mm. |
columnar, 1.5–2 mm; pappi of 30+, white bristles in 1 series, 4–5 mm. |
Hieracium aurantiacum |
Hieracium pilosella |
|
Phenology | Flowering (May–)Jun–Aug(–Sep). | Flowering May–Aug. |
Habitat | Disturbed sites (fields, lawns, roadsides), bogs, clays, sands | Disturbed sites (sandy or gravelly soils, fields, lawns, roadsides) |
Elevation | 10–300(–1000+) m (0–1000(–3300+) ft) | 10–100+ m (0–300+ ft) |
Distribution |
AK; AR; CA; CO; CT; FL; GA; IA; ID; IL; IN; KY; MA; MD; ME; MI; MN; MT; NC; NH; NJ; NY; OH; OR; PA; RI; SD; TN; VA; VT; WA; WI; WV; WY; AB; BC; MB; NB; NL; NS; ON; PE; QC; SK; SPM; Europe [Introduced in North America]
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CT; DE; GA; KY; MA; MD; ME; MI; MN; NC; NH; NJ; NY; OH; OR; PA; RI; TN; VA; VT; WA; WV; BC; NB; NF; NS; ON; QC; SPM; Europe [Introduced in North America]
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Source | FNA vol. 19, p. 283. | FNA vol. 19, p. 283. |
Parent taxa | Asteraceae > tribe Cichorieae > Hieracium | Asteraceae > tribe Cichorieae > Hieracium |
Sibling taxa | ||
Synonyms | Pilosella aurantiaca | H. pilosella var. niveum, Pilosella officinarum |
Name authority | Linnaeus: Sp. Pl. 2: 801. (1753) | Linnaeus: Sp. Pl. 2: 800. (1753) |
Web links |
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