Geraea canescens
Proc. Amer. Acad. Arts 1: 49. 1847.
Common names: Hairy desert-sunflower desert-gold
Illustrated
Synonyms: Geraea canescens var. paniculata (A. Gray) S. F. Blake
Revision as of 20:11, 5 November 2020 by imported>Volume Importer
Annuals, 10–80 cm; herbage bristly and/or soft-hairy. Leaves petiolate (proximal) or sessile; blades green or gray, lanceolate or ovate to elliptic or oblanceolate, 1–10 cm, bases tapering to wings, margins entire or dentate, apices acute, faces ± canescent. Heads borne singly or in paniculiform arrays. Involucres 7–12 mm. Phyllaries green, narrowly lanceolate to linear (margins shaggy-ciliate), apices acute. Ray florets 10–21; laminae 1–2 cm. Disc corollas 4–5 mm. Cypselae 6–7 mm; pappi 3–4 mm. 2n = 36.
Phenology: Flowering Oct–May.
Habitat: Sandy desert soils
Elevation: 0–1300 m
Distribution
Ariz., Calif., Nev., Utah, Mexico (Baja California, Sonora).
Discussion
Selected References
None.
Lower Taxa
None.