Helianthella parryi

A. Gray

Proc. Acad. Nat. Sci. Philadelphia 15: 65. 1864.

Treatment appears in FNA Volume 21. Treatment on page 115.

Plants 20–50 cm. Cauline leaves: largest proximal to mid stems; blades usually 5-nerved, oblanceolate or spatulate, faces rough-pubescent. Heads usually borne singly, sometimes 2–3+, ± nodding. Involucres hemispheric or broader, 15–20 mm diam. Phyllaries lanceolate to lance-linear (subequal, margins ciliate). Paleae scarious, relatively soft. Ray florets 8–14; (corollas pale yellow) laminae 25–30 mm. Disc corollas yellow. Cypselae strongly compressed, narrowly obovate (margins ciliate, faces strigose); pappi of 2 ± subulate scales plus 0–4+ shorter scales.

Phenology: Flowering Jul–Aug.
Habitat: Upper montane forests
Elevation: 2400–3600 m


Selected References


Lower Taxa

... more about "Helianthella parryi"
William A. Weber +
A. Gray +
Ariz. +, Colo. +  and N.Mex. +
2400–3600 m +
Upper montane forests +
Flowering Jul–Aug. +
Proc. Acad. Nat. Sci. Philadelphia +
Undefined (tribe Undefined) subtribe Enceliinae +, Undefined (tribe Undefined) subtribe Engelmanniinae +, Undefined (tribe Undefined) subtribe Spilanthinae +, Undefined (tribe Undefined) subtribe Verbesininae +  and Undefined (tribe Undefined) subtribe Zinniinae +
Helianthella parryi +
Helianthella +
species +