Difference between revisions of "Senecio multidentatus var. huachucanus"
Phytologia 67: 238. 1989.
Conservation concern
Basionym: Senecio huachucanus A. Gray Proc. Amer. Acad. Arts 19: 54. 1883
Treatment appears in FNA Volume 20. Treatment on page 567.
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|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Senecio | |genus=Senecio | ||
Revision as of 20:44, 27 May 2020
Perennials, 60–100+ cm (rhizomes weakly spreading). Herbage glabrous or sparsely and unevenly floccose or tomentose. Stems single (erect). Leaves evenly distributed; petiolate; blades ovate to lanceolate, (7–)10–20+ × 4–6(–7) cm, bases ± tapered, margins dentate or denticulate (denticles callous; distal leaves smaller, clasping, bractlike). Heads 4–12 in open, cymiform arrays. Calyculi of 5–10 bractlets (0.5–2.5 mm). Phyllaries ± 13, 4–6(–7) mm, tips black. Ray florets ± 8; corolla laminae 5–8 mm. Cypselae glabrous.
Phenology: Flowering spring–summer.
Habitat: Mountains
Elevation: 1800–2200 m
Discussion
Of conservation concern.
Variety huachucanus is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.
Lower Taxa
None.