Arnica lanceolata subsp. lanceolata

Common names: Lanceleaf arnica arnica à aigrettes brunes
Endemic
Synonyms: Arnica mollis var. petiolaris Fernald
Treatment appears in FNA Volume 21. Treatment on page 373.

Leaves: basal petiolate, blades elliptic-lanceolate or oblanceolate, margins subentire, denticulate, or dentate-serrate; cauline mostly sessile (proximalmost pair petiolate), blades lanceolate to elliptic-lanceolate or oblanceolate, margins subentire, irregularly denticulate, or serrate, faces glabrate to scantily pilose. Phyllaries narrowly to broadly lanceolate. 2n = 76.


Phenology: Flowering Jun–Sep.
Habitat: Moist areas, stream banks, gravel bars, to subalpine meadows
Elevation: 0–1000 m

Discussion

Selected References

None.

Lower Taxa

None.
Steven J. Wolf +
Nuttall +
Lanceleaf arnica +  and arnica à aigrettes brunes +
N.B. +, Que. +, Maine +  and N.H. +
0–1000 m +
Moist areas, stream banks, gravel bars, to subalpine meadows +
Flowering Jun–Sep. +
Trans. Amer. Philos. Soc., n. s. +
Arnica mollis var. petiolaris +
Arnica lanceolata subsp. lanceolata +
Arnica lanceolata +
subspecies +