Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Thymophylla pentachaeta (A.P. de Candolle) Small var. belenidium (A.P. de Candolle) Strother
(Parralena)

Family: Asteraceae

Status: Native

Synonyms:
Dyssodia thurberi (Gray) Robinson
Hymenatherum belenidium A.P. de Candolle
Hymenatherum thurberi Gray
Thymophylla gracilis Rydberg
Thymophylla thurberi (Gray) Wooton & Standley

Thymophylla pentachaeta var. belenidium is a lower elevation spring blooming herb with yellow ray flowers and a yellow disc. The inflorescences are held 2-5cm above the herbage. The leaves are pinnate when examined closely. T. acerosa is very similar but easy to distinguish by its sessile flower heads.
Please click on an image for a larger file.

Thymophylla pentachaeta var. belenidium, photo Russ Kleinman, Burro Mtns., Engineer Canyon, March 28, 2009

Thymophylla pentachaeta var. belenidium, closeup of inflorescence, photo Russ Kleinman, Burro Mtns., Engineer Canyon, March 28, 2009

Thymophylla pentachaeta var. belenidium, growth habit, photo Russ Kleinman, Mimbres Valley, Acklin Hill, Aug. 20, 2009

Thymophylla pentachaeta var. belenidium, closeup of inflorescence, photo Russ Kleinman, Mimbres Valley, Acklin Hill, Aug. 20, 2009

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