Difference between revisions of "Pentachaeta fragilis"
Univ. Calif. Publ. Bot. 6: 170. 1915.
Common names: Fragile pentachaeta
Synonyms: Chaetopappa fragilis (Brandegee) D. D. Keck
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|authority=(Brandegee) D. D. Keck | |authority=(Brandegee) D. D. Keck | ||
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|hierarchy=Asteraceae;Asteraceae tribe Astereae;Pentachaeta;Pentachaeta fragilis | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Pentachaeta;Pentachaeta fragilis | ||
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|authority=Brandegee | |authority=Brandegee | ||
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|publication year=1915 | |publication year=1915 | ||
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Pentachaeta | |genus=Pentachaeta | ||
Revision as of 19:30, 16 December 2019
Plants 4–16 cm. Stems diffusely branched. Leaf blades spatulate to linear-oblanceolate, 5–15(–25) × 1–3 mm. Involucres campanulate. Phyllaries in 2(–3) series, elliptic to obovate, glabrous. Ray florets 7–12; corollas yellow, laminae ca. 5 mm. Disc florets 10–23; corollas yellow, narrowly funnelform, not contracted at lobes, lobes 5. Pappi of (8–)15–20 bristles, not dilated at base. 2n = 18.
Phenology: Flowering Mar–Jun.
Habitat: Grassy areas
Elevation: 50–2300 m
Discussion
Selected References
None.
Lower Taxa
None.