Arnica angustifolia subsp. angustifolia

Common names: Arnica à feuilles étroites
Synonyms: Arnica alpina subsp. attenuata Maguire Arnica alpina var. attenuata (Greene) Ediger & T. M. Barkley Arnica alpina subsp. iljinii (Fernald) Maguire Arnica alpina var. linearis Hultén Arnica alpina subsp. sornborgeri Arnica alpina var. vestita Hultén Arnica attenuata Arnica plantaginea Arnica sornborgeri Arnica terrae-novae
Treatment appears in FNA Volume 21. Treatment on page 369.

Leaves linear to broadly lanceolate, faces glabrous or moderately villous. Involucres: bases densely pilose, sometimes stipitate-glandular as well. 2n = 38, 57, 76, 95.


Phenology: Flowering May–Sep.
Habitat: Alpine slopes and ridges to Arctic tundra
Elevation: 0–1500 m

Distribution

V21-920-distribution-map.gif

Greenland, Alta., B.C., Man., Nfld. and Labr., N.W.T., Nunavut, Ont., Que., Sask., Yukon, Alaska, Mont., Europe, Asia

Discussion

Selected References

None.

Lower Taxa

None.

95 +, 76 +, 57 +  and 38 +
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
corymbiform +  and cymiform +
indeterminate +  and determinate +
Steven J. Wolf +
Vahl in G. C. Oeder et al. +
stipitate-glandular +  and pilose +
decurrent +
compound +  and simple +
2 cm20 mm <br />0.02 m <br /> (20 cm200 mm <br />0.2 m <br />) +
broadly lanceolate;linear +
0.3cm;4cm +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
connate +  and distinct +
Arnica à feuilles étroites +
stipitate-glandular +  and hairy +
obovoid-cylindric +, fusiform +  and conic +
fertile +  and bisexual +
fertile +  and bisexual +
Greenland +, Alta. +, B.C. +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Mont. +, Europe +  and Asia +
0–1500 m +
villous +  and glabrous +
scabrellous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
campanulate +  and cylindric +
Alpine slopes and ridges to Arctic tundra +
discoid +  and radiate +
in cymiform or corymbiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.6 cm6 mm <br />0.006 m <br /> (2 cm20 mm <br />0.02 m <br />) +
hemispheric +
1 (?) +  and 5 (?) +
linear;broadly lanceolate +
deltate +
dentate to pinnatifid or palmatifid +  and entire +
dentate +, denticulate +  and entire +
2-carpellate +
subplumose +  and barbellate +
persistent +
10 +  and 50 +
aristate +
Flowering May–Sep. +
9 +  and 22 +
in G. C. Oeder et al., Fl. Dan. +
bearing subulate enations +, hairy +  and bristly +
pitted +  and smooth +
distinct +
4 +  and 20 +
exalbuminous +
branched +  and simple +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Arnica alpina subsp. attenuata +, Arnica alpina var. attenuata +, Arnica alpina subsp. iljinii +, Arnica alpina var. linearis +, Arnica alpina subsp. sornborgeri +, Arnica alpina var. vestita +, Arnica attenuata +, Arnica plantaginea +, Arnica sornborgeri +  and Arnica terrae-novae +
Arnica angustifolia subsp. angustifolia +
Arnica angustifolia +
subspecies +
campanulate +  and cylindric +
80 cm800 mm <br />0.8 m <br /> (300 cm3,000 mm <br />3 m <br />) +
1 cm10 mm <br />0.01 m <br /> (80 cm800 mm <br />0.8 m <br />) +
toothed +  and entire +
80 cm800 mm <br />0.8 m <br /> (300 cm3,000 mm <br />3 m <br />) +
5 cm50 mm <br />0.05 m <br /> (100 cm1,000 mm <br />1 m <br />) +