Dieteria canescens var. aristata
Sida 20: 1397. 2003.
Basionym: Aster canescens var. aristatus Eastwood Proc. Calif. Acad. Sci., ser. 2, 6: 296. 1896
Synonyms: Machaeranthera canescens var. aristata (Eastwood) B. L. Turner Machaeranthera rigida Greene
Revision as of 18:45, 24 September 2019 by FNA>Volume Importer
Annuals or biennials. Stems 1+, erect, stipitate-glandular, sometimes also canescent, rarely glabrous; branches divaricate to ascending. Mid and distal leaf blades linear-lanceolate to linear (lengths 4+ times widths). Peduncles equaling or longer than involucres. Involucres campanulate to broadly turbinate, 6–10 mm. Phyllaries in 3–6 series, appressed, spreading, or reflexed, apices sparsely to moderately stipitate-glandular, rarely canescent. Ray florets pistillate, fertile. Cypselae sparsely to moderately appressed-hairy. 2n = 8.
Phenology: Flowering Aug–Sep.
Habitat: Grasslands, sagebrush scrublands, pinyon-juniper woodlands, pine-oak woodlands, often in washes and streambeds
Elevation: 1000–2700 m
Distribution
Ariz., Colo., N.Mex., Utah.
Discussion
Selected References
None.
Lower Taxa
None.