Difference between revisions of "Erigeron yukonensis"
Bull. New York Bot. Gard. 2: 185. 1901.
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|common_names=Yukon fleabane | |common_names=Yukon fleabane | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|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 title=Bull. New York Bot. Gard. | |publication title=Bull. New York Bot. Gard. | ||
|publication year=1901 | |publication year=1901 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_731.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron | ||
Latest revision as of 21:05, 5 November 2020
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.