Difference between revisions of "Pentachaeta bellidiflora"
Bull. Calif. Acad. Sci. 1: 86. 1885.
Common names: White-rayed pentachaeta
Synonyms: Chaetopappa bellidiflora (Greene) D. D. Keck
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Pentachaeta | |genus=Pentachaeta | ||
Revision as of 21:29, 16 December 2019
Plants 6–17 cm. Stems simple or with 1–2 primary branches, glabrous or sparsely hirsuto-pilose. Leaf blades linear, 8–45 × ca. 1 mm (glabrous or margins ciliate). Involucres campanulate. Phyllaries in 2–3 series, elliptic to obovate, glabrous. Ray florets 5–16; corollas white, sometimes reddish-tinged abaxially, laminae 3–6 mm. Disc florets 16–38; corollas yellow, narrowly funnelform, not contracted at lobes, lobes 5. Pappi usually of 5 bristles slightly or not dilated at bases, rarely 0. 2n = 18.
Phenology: Flowering Mar–May.
Habitat: Grassy, rocky areas
Elevation: 0–700 m
Discussion
Of conservation concern.
Pentachaeta bellidiflora grows in the San Francisco Bay region.
Selected References
None.
Lower Taxa
None.