Difference between revisions of "Townsendia minima"
Leafl. W. Bot. 1: 206. 1936.
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|name=Townsendia alpigena var. minima | |name=Townsendia alpigena var. minima | ||
|authority=(Eastwood) Dorn | |authority=(Eastwood) Dorn | ||
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|hierarchy=Asteraceae;Asteraceae tribe Astereae;Townsendia;Townsendia minima | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Townsendia;Townsendia minima | ||
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name=Townsendia minima | name=Townsendia minima | ||
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|authority=Eastwood | |authority=Eastwood | ||
|rank=species | |rank=species | ||
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|publication year=1936 | |publication year=1936 | ||
|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_446.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Townsendia | |genus=Townsendia | ||
Revision as of 20:28, 16 December 2019
Perennials, 1–2+ cm (± pulvinate). Stems ± erect; internodes 0.1–1+ mm, ± strigose. Leaves basal and cauline, blades ± spatulate, 5–10(–15+) × 1.5–3+ mm, ± fleshy, faces sparsely strigose or glabrate. Heads ± sessile. Involucres ± campanulate, 6–10 mm diam. Phyllaries 20–28 in 3–4+ series, the longer ± lanceolate, 5–7 mm (l/w = 2.5–5), sometimes glabrate, apices obtuse to acute, abaxial faces usually ± strigillose. Ray florets 8–21; corollas white or pinkish adaxially, laminae 4–8 mm, abaxially usually glabrous, sometimes sparsely glandular-puberulent. Disc florets 20–40+; corollas 3–4 mm. Cypselae 2–3.5 mm, faces hairy, hair tips entire or forked; pappi persistent, 15–30 subulate to setiform scales 3–5 mm. 2n = 27 (apomicts).
Phenology: Flowering Apr–Jun.
Habitat: Rocky slopes, talus
Elevation: 1800–3100 m
Discussion
Of conservation concern.
Selected References
None.