familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusNemacaulis
speciesNemacaulis denudata
Nemacaulis denudata var. gracilis
Aliso 4: 89. 1958.
Common names: Slender cottonheads
Revision as of 21:31, 26 July 2019 by FNA>Volume Importer
Plants 0.4–2.5(–4) × 0.4–2 dm. Stems ascending to erect. Leaf blades usually linear or narrowly spatulate, 1–7 × 0.1–0.6 cm. Inflorescences with slender, light brown branches. Peduncles usually present, 0.5–3 mm. Involucral bracts light brown to yellowish green, 2–4 × 0.5–1 mm, tawny-tomentose. Flowers 5(–12) per involucre, usually obscured by tomentum; perianth 0.5–1.2 mm; outer tepals linear to oblong.
Phenology: Flowering Jan–May.
Habitat: Coastal and desert sands, saltbush, creosote bush, and coastal grassland communities
Elevation: -10-500 m
Distribution
Ariz., Calif., nw Mexico (Baja California, Sonora).
Discussion
Variety gracilis is common in northwestern Mexico and somewhat less so in southwestern Arizona and southern California.
Selected References
None.
Lower Taxa
None.