Difference between revisions of "Tetradymia argyraea"
Aliso 2: 237. 1950.
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name=Tetradymia argyraea | name=Tetradymia argyraea | ||
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|authority=Munz & J. C. Roos | |authority=Munz & J. C. Roos | ||
|rank=species | |rank=species | ||
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|publication year=1950 | |publication year=1950 | ||
|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_1417.xml |
|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Tetradymia | |genus=Tetradymia | ||
Revision as of 19:26, 16 December 2019
Shrubs, 50–200 cm. Stems 1–5+, erect, spiny, unevenly pannose with glabrescent streaks. Leaves: primaries forming ascending spines, 10–30 mm; secondaries filiform to clavate, 3–20 (× 1+) mm, glabrous or nearly so. Heads 2–5. Peduncles 1–4 mm. Involucres turbinate, ca. 7 mm. Phyllaries 5, oval-elliptic. Florets 5; corollas pale yellow, ca. 9 mm. Cypselae 2.5–3.5 mm, glabrous; pappi of 75–100 bristles ca. 8 mm. 2n = 60.
Phenology: Flowering summer.
Habitat: Rocky sites, pinyon-juniper woodlands
Elevation: 1400–2100 m
Discussion
Selected References
None.
Lower Taxa
None.