Difference between revisions of "Erigeron latus"
Brittonia 6: 192. 1947.
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|name=Erigeron poliospermus var. latus | |name=Erigeron poliospermus var. latus | ||
|authority=A. Nelson & J. F. Macbride | |authority=A. Nelson & J. F. Macbride | ||
| + | |rank=variety | ||
|publication_title=Bot. Gaz. | |publication_title=Bot. Gaz. | ||
|publication_place=55: 383. 1913 | |publication_place=55: 383. 1913 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Erigeron latus | name=Erigeron latus | ||
| − | |||
|authority=(A. Nelson & J. F. Macbride) Cronquist | |authority=(A. Nelson & J. F. Macbride) Cronquist | ||
|rank=species | |rank=species | ||
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|publication year=1947 | |publication year=1947 | ||
|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_599.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron | ||
Revision as of 19:29, 16 December 2019
Perennials, 3–8 cm; taprooted, caudices branched. Stems erect, sparsely hirsuto-villous (hairs equal), densely minutely glandular. Leaves mostly basal (persistent; petioles prominently ciliate, hairs spreading, thick-based); blades oblanceolate-spatulate to oblanceolate, 30–60 × 3–6 mm, cauline usually abruptly reduced distally, margins entire, coarsely ciliate, faces hirsute to hirsuto-villous, densely minutely glandular. Heads 1. Involucres 8–10 × 10–20 mm wide. Phyllaries in 2–3 series, sparsely hirsuto-villous, densely minutely glandular. Ray florets 15–25; corollas pinkish to purple, 7–10 mm, laminae coiling. Disc corollas 4.5–6 mm. Cypselae 3.5–4.5 mm, 2(–3)-nerved, faces sparsely strigose to glabrate; pappi: outer sometimes of setae, sometimes 0, inner of 20–27 bristles.
Phenology: Flowering May–Jul(–Aug).
Habitat: Flat to gently sloping, open sites with shallow, gravelly soils over bedrock, volcanic sands and cinder, often with sagebrush or sagebrush-juniper, rhyolitic riparian areas
Elevation: 1400–2200 m
Discussion
Selected References
None.