Nemacaulis denudata var. gracilis

Goodman & L. D. Benson

Aliso 4: 89. 1958.

Common names: Slender cottonheads
Treatment appears in FNA Volume 5. Treatment on page 442. Mentioned on page 441.

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

V5 924-distribution-map.gif

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.
James L. Reveal +
Goodman & L. D. Benson +
Slender cottonheads +
Ariz. +, Calif. +, nw Mexico (Baja California +  and Sonora). +
-10-500 m +
Coastal and desert sands, saltbush, creosote bush, and coastal grassland communities +
Flowering Jan–May. +
Illustrated +
Eriogonum nemacaulis +
Nemacaulis denudata var. gracilis +
Nemacaulis denudata +
variety +