Difference between revisions of "Senecio clarkianus"
Proc. Amer. Acad. Arts 7: 362. 1868.
Endemic
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|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Senecio | |genus=Senecio | ||
Latest revision as of 20:59, 5 November 2020
Perennials, (50–)60–100(–120) cm (caudices fibrous-rooted). Herbage sparsely floccose-tomentose, unevenly glabrescent. Stems single. Leaves evenly distributed; petiolate; well-developed mid leaves: blades lanceolate to oblong,(8–)10–15(–18) × (2–)3–5(–9) cm overall, margins deeply dentate or irregularly pinnate-lobed to laciniate; distal leaves sessile, weakly clasping. Heads 8–20 in corymbiform arrays. Calyculi of 3–8+ linear to filiform bractlets (lengths 1/2–3/4+ phyllaries). Phyllaries ± 13 or ± 21, 5–8 mm, tips green. Ray florets ± 8 or ± 13; corolla laminae 8–12(–20) mm. Cypselae glabrous.
Phenology: Flowering late summer.
Habitat: Moist meadows, conifer-dominated sites
Elevation: 1400–2700 m
Discussion
Senecio clarkianus grows on west slopes of the central and southern Sierra Nevada.
Selected References
None.
Lower Taxa
None.