Hieracium aurantiacum |
Hieracium horridum |
|
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devil's paintbrush, fox-and-cubs, grim-the-collier, King-devil, orange flower hawkweed, orange hawkweed, tawny hawkweed, épervière orangée |
prickly hawkweed, shaggy hawkweed |
|
Habit | Plants 15–35(–60+) cm. | Plants 5–25(–40+) cm. |
Stems | proximally piloso-hirsute (hairs 2–4+ mm), distally piloso-hirsute (hairs 1–4 mm) and stipitate-glandular. |
proximally piloso-hirsute (hairs 2–4+ mm), distally piloso-hirsute (hairs 1–3+ mm) and stellate-pubescent. |
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 3–6+, cauline 3–6+; blades oblong to spatulate or oblanceolate, (15–)25–75(–150+) × 6–12(–30+) mm, lengths 3–6+ times widths, bases cuneate, margins usually entire, sometimes denticulate, apices obtuse to acute, faces piloso-hirsute (to lanate, hairs 2–4 mm). |
Peduncles | stellate-pubescent and stipitate-glandular. |
usually stellate-pubescent, sometimes piloso-hirsute as well (hairs 1–2 mm). |
Involucres | campanulate, 6–8 mm. |
± cylindric to campanulate, 6–9 (× 3–4) mm. |
Florets | 25–120+; corollas orange (drying scarlet to purplish), 10–14+ mm. |
6–12(–15+); corollas yellow, 8–9 mm. |
Phyllaries | 13–30+, apices acuminate, abaxial faces piloso-hirsute, stellate-pubescent, and stipitate-glandular. |
12–15+, apices acute to acuminate, abaxial faces usually densely piloso-hirsute (hairs 1–2+ mm), sometimes stellate-pubescent or glabrous. |
Calyculi | bractlets 5–8+. |
bractlets 5–8+. |
Heads | 3–7(–12+) in ± umbelliform arrays. |
(3–)8–25(–100+) in corymbiform to paniculiform arrays. |
Cypselae | columnar, 1.2–1.5(–2) mm; pappi of 25–30+, white bristles in 1 series, 3.5–4 mm. |
(tan to red-brown) columnar, 3–3.5 mm; pappi of ca. 60+, stramineous bristles in ± 2 series, 4–6 mm. |
Hieracium aurantiacum |
Hieracium horridum |
|
Phenology | Flowering (May–)Jun–Aug(–Sep). | Flowering (Jun–)Jul–Sep. |
Habitat | Disturbed sites (fields, lawns, roadsides), bogs, clays, sands | Boulders, gravels, meadows, pine forests |
Elevation | 10–300(–1000+) m (0–1000(–3300+) ft) | 1500–3700 m (4900–12100 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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CA; NV; OR
|
Source | FNA vol. 19, p. 283. | FNA vol. 19, p. 292. |
Parent taxa | Asteraceae > tribe Cichorieae > Hieracium | Asteraceae > tribe Cichorieae > Hieracium |
Sibling taxa | ||
Synonyms | Pilosella aurantiaca | |
Name authority | Linnaeus: Sp. Pl. 2: 801. (1753) | Fries: Uppsala Univ. Årsskr. 1862: 154. (1862) |
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