Coreocarpus arizonicus

(A. Gray) S. F. Blake

Proc. Amer. Acad. Arts 49: 344. 1913.

Illustrated
Basionym: Leptosyne arizonica A. Gray Proc. Amer. Acad. Arts 17: 218. 1882
Treatment appears in FNA Volume 21. Treatment on page 199.
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Perennials (may flower first year). Leaves ± scattered over proximal 3/4+ of plant height, internodes mostly 30–75+ mm; lobes mostly filiform to linear, sometimes lanceolate, (5–)15–35+ × 0.5–1(–3+) mm. Ray laminae pale yellow (fading to white), 2–4.5(–6+) mm. Disc corollas 3–4.5 mm. Cypselae 2–3(–5) mm; pappi 0, or 0.5–1 mm. 2n = 24.


Phenology: Flowering year round, following rains.
Habitat: Open sites, along streams, rocky canyons
Elevation: 100–1500 m

Distribution

V21-489-distribution-map.gif

Ariz., Mexico (Chihuahua, Sinaloa, Sonora).

Discussion

E. B. Smith (1989) treated plants of Coreocarpus arizonicus from the flora area and Mexico as var. arizonicus and other plants of the species from Mexico as var. pubescens (B. L. Robinson & Fernald) S. F. Blake.

Selected References

None.

Lower Taxa

None.
... more about "Coreocarpus arizonicus"
John L. Strother +
(A. Gray) S. F. Blake +
Leptosyne arizonica +
Ariz. +, Mexico (Chihuahua +, Sinaloa +  and Sonora). +
100–1500 m +
Open sites, along streams, rocky canyons +
Flowering year round, following rains. +
Proc. Amer. Acad. Arts +
Illustrated +
Undefined (tribe Undefined) subtribe Coreopsideae +  and Undefined (tribe Undefined) subtribe Petrobiinae +
Coreocarpus arizonicus +
Coreocarpus +
species +