Difference between revisions of "Erigeron pinnatisectus"
Bull. Torrey Bot. Club 26: 246. 1899.
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|name=Erigeron compositus var. pinnatisectus | |name=Erigeron compositus var. pinnatisectus | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=variety | ||
|publication_title=Notes Compositae, | |publication_title=Notes Compositae, | ||
|publication_place=90. 1880 | |publication_place=90. 1880 | ||
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name=Erigeron pinnatisectus | name=Erigeron pinnatisectus | ||
| − | |||
|authority=(A. Gray) A. Nelson | |authority=(A. Gray) A. Nelson | ||
|rank=species | |rank=species | ||
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|publication year=1899 | |publication year=1899 | ||
|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/V20_676.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron | ||
Revision as of 19:30, 16 December 2019
Perennials, 4–11 cm; taprooted, caudex branches usually relatively thick, woody. Stems erect, sparsely to moderately hispidulous and minutely glandular, sometimes merely glandular. Leaves mostly basal and proximal (persistent); basal blades spatulate to obovate (often folding), 20–40(–50) × 5–10 mm, margins pinnatifid (lobes linear), faces usually glabrate, sometimes sparsely hirsute, usually minutely glandular; cauline blades mostly linear, abruptly reduced distally or nearly absent, margins entire, usually coarsely ciliate. Heads 1. Involucres 5.5–8 × 9–13 mm. Phyllaries in 3–5 series, sparsely hispidulous to hirsuto-villous, minutely glandular. Ray florets 40–70; corollas usually light blue, sometimes slightly purplish, drying bluish or fading lighter, 7–12 mm, laminae reflexing. Disc corollas 3.8–4.5 mm. Cypselae 1.5–1.8 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner (persistent) of 25–30 bristles, with outer setae.
Phenology: Flowering late Jun–Aug.
Habitat: Bluffs and ledges, moraines, subalpine and alpine meadows
Elevation: 2700–3700(–4000) m
Distribution
Colo., N.Mex., Wyo.
Discussion
Selected References
None.