Dieteria canescens var. ambigua

(B. L. Turner) D. R. Morgan & R. L. Hartman

Sida 20: 1396. 2003.

Basionym: Machaeranthera canescens var. ambigua B. L. Turner Phytologia 60: 77. 1986
Treatment appears in FNA Volume 20. Treatment on page 400. Mentioned on page 398, 399.
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Annuals, biennials, or short-lived perennials. Stems 1+, ascending to erect, canescent, sometimes sparsely stipitate-glandular; branches ascending. Mid leaf blades lanceolate to linear. Peduncles equaling or longer than involucres. Involucres broadly turbinate, 8–12 mm. Phyllaries in 5–10 series, usually appressed, sometimes spreading, apices densely appressed-hairy, usually eglandular, sometimes sparsely stipitate-glandular, then obscured by appressed hairs. Ray florets pistillate, fertile. Cypselae glabrous or glabrate. 2n = 8.

Phenology: Flowering Aug–Oct.
Habitat: Grasslands and pine forests
Elevation: 1300–2600 m


Selected References


Lower Taxa