Hedosyne ambrosiifolia

(A. Gray) Strother

Madroño 47: 204. 2001.

Basionym: Euphrosyne ambrosiifolia A. Gray Smithsonian Contr. Knowl. 3(5): 102. 1852 (as ambrosiaefolia)
Synonyms: Cyclachaena ambrosiifolia (A. Gray) Rydberg Iva ambrosiifolia (A. Gray) A. Gray
Treatment appears in FNA Volume 21. Treatment on page 31.

Leaves: petioles 5–12(–45) mm; blades 3–5(–9) × 4–5(–8) cm overall, lobes 1–3 mm wide. Peduncles 3–12+ mm. Involucres 2–3+ mm. Phyllaries: outer 5 sparsely strigose or glabrous. Paleae 1–1.5 mm. Functionally staminate florets: corollas 1.5–2 mm. Cypselae 1.4–1.7 mm. 2n = 36.


Phenology: Flowering Jul–Sep.
Habitat: Disturbed sites (roadsides, washes, etc.), in sandy, gypseous, or calcareous soils
Elevation: 1000–2000 m

Distribution

V21-56-distribution-map.gif

Ariz., N.Mex., Tex., Mexico (Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Sonora, Zacatecas).

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Hedosyne ambrosiifolia"
John L. Strother +
(A. Gray) Strother +
Euphrosyne ambrosiifolia +
Ariz. +, N.Mex. +, Tex. +, Mexico (Chihuahua +, Coahuila +, Durango +, Nuevo León +, San Luis Potosí +, Sonora +  and Zacatecas). +
1000–2000 m +
Disturbed sites (roadsides, washes, etc.), in sandy, gypseous, or calcareous soils +
Flowering Jul–Sep. +
Cyclachaena ambrosiifolia +  and Iva ambrosiifolia +
Hedosyne ambrosiifolia +
Hedosyne +
species +