Arnica fulgens

Pursh
Fl. Amer. Sept. 2: 527. 1813.
Common names: Foothill arnica
Endemic
Synonyms: Arnica monocephala Rydberg Arnica pedunculata Rydberg
Treatment appears in FNA Volume 21. Treatment on page 370. Mentioned on page 367.

Plants 10–75 cm. Stems solitary, simple. Leaves 3–5 pairs, crowded toward stem bases (some or all axils with dense tufts of brown wool); petiolate (petioles at least basal leaves, narrow or broadly winged); blades (with 3 or 5 prominent, subparallel veins) usually narrowly oblanceolate to oblong, rarely oval or broadly spatulate, 4.5–20 × 0.5–2.5 cm, margins denticulate, apices obtuse, faces moderately uniformly hairy, stipitate-glandular. Heads 1(–3). Involucres broadly hemispheric. Phyllaries 13–21, elliptic-oblong or narrowly to broadly lanceolate. Ray florets 8–16; corollas yellow-orange. Disc florets: corollas yellow; anthers yellow. Cypselae brown, 3.5–7 mm, densely hirsute, sometimes sparingly stipitate-glandular; pappi usually white, sometimes tawny, bristles barbellate. 2n = 38, 57.


Phenology: Flowering May–Jul.
Habitat: Prairies and grasslands to montane conifer forests
Elevation: 500–3000 m

Distribution

V21-923-distribution-map.gif

Alta., B.C., Man., Sask., Calif., Colo., Idaho, Mont., Nev., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Arnica fulgens"
Steven J. Wolf +
Foothill arnica +
Alta. +, B.C. +, Man. +, Sask. +, Calif. +, Colo. +, Idaho +, Mont. +, Nev. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wash. +  and Wyo. +
500–3000 m +
Prairies and grasslands to montane conifer forests +
Flowering May–Jul. +
Fl. Amer. Sept. +
Arnica monocephala +  and Arnica pedunculata +
Arnica fulgens +
species +