The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

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
from FNA
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]
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; NV; OR
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 19, p. 283. FNA vol. 19, p. 292.
Parent taxa Asteraceae > tribe Cichorieae > Hieracium Asteraceae > tribe Cichorieae > Hieracium
Sibling taxa
H. abscissum, H. albiflorum, H. alpinum, H. argutum, H. bolanderi, H. brevipilum, H. caespitosum, H. carneum, H. crepidispermum, H. fendleri, H. flagellare, H. greenei, H. gronovii, H. horridum, H. lactucella, H. longiberbe, H. longipilum, H. megacephalon, H. murorum, H. nudicaule, H. paniculatum, H. parryi, H. pilosella, H. piloselloides, H. pringlei, H. robinsonii, H. sabaudum, H. scabrum, H. schultzii, H. scouleri, H. traillii, H. triste, H. umbellatum, H. venosum, H. vulgatum
H. abscissum, H. albiflorum, H. alpinum, H. argutum, H. aurantiacum, H. bolanderi, H. brevipilum, H. caespitosum, H. carneum, H. crepidispermum, H. fendleri, H. flagellare, H. greenei, H. gronovii, H. lactucella, H. longiberbe, H. longipilum, H. megacephalon, H. murorum, H. nudicaule, H. paniculatum, H. parryi, H. pilosella, H. piloselloides, H. pringlei, H. robinsonii, H. sabaudum, H. scabrum, H. schultzii, H. scouleri, H. traillii, H. triste, H. umbellatum, H. venosum, H. vulgatum
Synonyms Pilosella aurantiaca
Name authority Linnaeus: Sp. Pl. 2: 801. (1753) Fries: Uppsala Univ. Årsskr. 1862: 154. (1862)
Web links