Difference between revisions of "Erigeron yukonensis"
Bull. New York Bot. Gard. 2: 185. 1901.
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|name=Erigeron glabellus var. yukonensis | |name=Erigeron glabellus var. yukonensis | ||
|authority=(Rydberg) Hultén | |authority=(Rydberg) Hultén | ||
+ | |rank=variety | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Erigeron;Erigeron yukonensis | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Erigeron;Erigeron yukonensis | ||
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name=Erigeron yukonensis | name=Erigeron yukonensis | ||
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|authority=Rydberg | |authority=Rydberg | ||
|rank=species | |rank=species | ||
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|publication year=1901 | |publication year=1901 | ||
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− | |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/V20_731.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron |
Revision as of 20:30, 16 December 2019
Perennials, 10–30(–40) cm; rhizomatous, fibrous-rooted, caudices or rhizomes sometimes resembling taproots, multicipital. Stems erect (often purplish proximally), sparsely to moderately hirsute to villoso-hirsute, eglandular. Leaves basal (persistent) and cauline; proximal blades narrowly oblanceolate, rarely oblanceolate-obovate, (10–)40–160 × 2–8 mm, mid and distal narrowly lanceolate, reduced, margins entire, faces sparsely hirsute or glabrous, eglandular. Heads 1–2(–4) (from branches at midstem). Involucres 6–10 × 12–19 mm. Phyllaries in 2(–3) series (linear-lanceolate, apices linear-acuminate), sparsely to moderately woolly-villous (hairs whitish, flattened, with clear cross walls), sometimes sparsely minutely glandular. Ray florets 42–82; corollas white to pink or pink-purple, 10–15 mm (mostly 1–2 mm wide), laminae coiling. Disc corollas 3.8–5.2 mm. Cypselae 1.7–2 mm, 2-nerved, faces strigose; pappi: outer of setae or scales, inner of 15–20 bristles.
Phenology: Flowering (Jun–)Jul–Aug(–Sep).
Habitat: Rocky sites and meadows, near timberline and above
Elevation: 2800–3200 m
Distribution
N.W.T., Nunavut, Yukon, Alaska.
Discussion
Selected References
None.