Difference between revisions of "Encelia frutescens"
Proc. Amer. Acad. Arts 8: 657. 1873.
Basionym: Simsia frutescens A. Gray in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 89. 1859
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Revision as of 18:48, 24 September 2019
Subshrubs or shrubs, 50–150 cm. Stems with slender branches from trunks, glabrous, developing fissured barks. Leaves cauline; petioles 2–7 mm; blades green, elliptic or narrowly ovate, 10–25 mm, apices obtuse, faces strigose. Heads borne singly. Peduncles strigose. Involucres 6–12 mm. Phyllaries lanceolate. Ray florets 0. Disc corollas yellow, 5–6 mm. Cypselae 6–9 mm; pappi 0 or of 2 bristlelike awns. 2n = 36.
Phenology: Flowering Feb–May, Aug–Sep.
Habitat: Desert washes, flats, slopes, roadsides
Elevation: 0–800 m
Distribution
Ariz., Calif., Nev., Mexico (Baja California, Sonora).
Discussion
Plants of Encelia frutescens in the flora area are var. frutescens; var. glandulosa C. Clark, with glandular, strigose leaves, is found in northeastern Baja California and is not expected here.
Selected References
None.
Lower Taxa
None.