Difference between revisions of "Arnica sororia"
Ottawa Naturalist 23: 213. 1910.
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|name=Arnica fulgens var. sororia | |name=Arnica fulgens var. sororia | ||
|authority=(Greene) G. W. Douglas & Ruyle-Douglas | |authority=(Greene) G. W. Douglas & Ruyle-Douglas | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Chaenactidinae;Arnica;Arnica sororia | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Chaenactidinae;Arnica;Arnica sororia | ||
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name=Arnica sororia | name=Arnica sororia | ||
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|authority=Greene | |authority=Greene | ||
|rank=species | |rank=species | ||
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|publication year=1910 | |publication year=1910 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_924.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | ||
Revision as of 19:40, 16 December 2019
Plants 15–50 cm. Stems (1 or relatively few) simple or branched. Leaves 3–6 pairs, crowded toward stem bases (axils lacking tufts of brown wool); petiolate (petioles, at least basal, narrowly winged); blades (with 3 or 5, prominent, subparallel veins) oblanceolate to narrowly oblong, 3.5–14.5 × 0.6–2.4 cm, margins usually entire, rarely denticulate, apices obtuse, faces uniformly hairy, stipitate-glandular. Heads 1–5. Involucres hemispheric. Phyllaries 13–20, usually narrowly, sometimes broadly, lanceolate. Ray florets 9–17; corollas yellow-orange. Disc florets: corollas yellow; anthers yellow. Cypselae brown, 3.5–5 mm, densely hirsute, sometimes sparingly glandular as well; pappi white, bristles barbellate. 2n = 38.
Phenology: Flowering May–Jul.
Habitat: Prairies and grasslands to montane conifer forests
Elevation: 500–1500 m
Distribution
Alta., B.C., Sask., Calif., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.
Discussion
Selected References
None.