Descurainia pinnata subsp. ochroleuca

(Wooton) Detling

Amer. Midl. Naturalist 22: 504. 1939.

Basionym: Sophia ochroleuca Wooton Bull. Torrey Bot. Club 25: 455. 1898
Synonyms: Descurainia andrenarum (Cockerell) Cory Descurainia halictorum var. andrenarum (Cockerell) O. E. Schulz Descurainia menziesii var. ochroleuca (Wooton) O. E. Schulz Descurainia pinnata var. ochroleuca (Wooton) Shinners Sisymbrium ochroleucum Cockerell Sophia andrenarum
Treatment appears in FNA Volume 7. Treatment on page 528. Mentioned on page 527.

Plants usually eglandular, rarely glandular, distinctly canescent. Stems branched basally or just distal to base, branched distally. Racemes: rachis often densely pubescent, eglandular. Fruiting pedicels divaricate to ascending, forming 30–60º angle, (4–)6–12 mm. Flowers: sepals purple or rose, 1–2 mm; petals 1.5–2 × 0.3–0.5 mm.

Phenology: Flowering mid Mar–Apr.
Habitat: Gravelly and stony hills, desert grasslands, roadsides
Elevation: 1400-2000 m


V7 833-distribution-map.gif

Ariz., N.Mex., Tex., Mexico (Chihuahua).


Selected References


Lower Taxa

Barbara E. Goodson +  and Ihsan A. Al-Shehbaz +
(Wooton) Detling +
Sophia ochroleuca +
Ariz. +, N.Mex. +, Tex. +  and Mexico (Chihuahua). +
1400-2000 m +
Gravelly and stony hills, desert grasslands, roadsides +
Flowering mid Mar–Apr. +
Amer. Midl. Naturalist +
Descurainia andrenarum +, Descurainia halictorum var. andrenarum +, Descurainia menziesii var. ochroleuca +, Descurainia pinnata var. ochroleuca +, Sisymbrium ochroleucum +  and Sophia andrenarum +
Descurainia pinnata subsp. ochroleuca +
Descurainia pinnata +
subspecies +