Pentachaeta lyonii
in A. Gray et al., Syn. Fl. N. Amer. 1(2): 445. 1884.
Common names: Lyon’s pentachaeta
EndemicConservation concern
Synonyms: Chaetopappa lyonii (A. Gray) D. D. Keck
Revision as of 21:04, 5 November 2020 by imported>Volume Importer
Plants 6–48 cm. Stems branched. Leaf blades linear to narrowly elliptic or oblanceolate, 20–50 × 3–6 mm. Involucres campanulate. Phyllaries in 2–3 series, narrowly lanceolate, sparsely hirsuto-pilose. Ray florets 17–42; corollas yellow, laminae 3–8 mm. Disc florets 21–91; corollas yellow, narrowly funnelform, not contracted at lobes, lobes 5. Pappi of 8–12 bristles, weakly dilated at bases. 2n = 18.
Phenology: Flowering Mar–Apr.
Habitat: Grassy coastal hills
Elevation: 20–700 m
Discussion
Of conservation concern.
Selected References
None.
Lower Taxa
None.