Melampodium leucanthum

Torrey & A. Gray
Fl. N. Amer. 2: 271. 1842.
Illustrated
Treatment appears in FNA Volume 21. Treatment on page 35. Mentioned on page 34.

Perennials or subshrubs, 12–40(–60) cm. Leaf blades lanceolate, linear-oblong, or linear, 20–35(–45) × 1–10(–12) mm, lengths 3–8+ times widths, pinnately lobed, lobes 1–6, ultimate margins entire. Peduncles 3–7 cm. Outer phyllaries 5, connate 1/2–3/5 their lengths, ovate, 5–7 mm. Ray florets 8–13; corollas cream-white (sometimes purplish abaxially), laminae oblong-elliptic, 7–13 × 2.5–8 mm. Disc florets 25–50. Fruits 1.5–2.6 mm. 2n = 20, 40.


Phenology: Flowering Mar–Oct.
Habitat: Open sites, grasslands, roadcuts, arid or desert scrublands
Elevation: (200–)1000–2000(–2500) m

Distribution

V21-63-distribution-map.gif

Ariz., Colo., Kans., N.Mex., Okla., Tex., Mexico (Chihuahua, Coahuila, Sonora).

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Melampodium leucanthum"
John L. Strother +
Torrey & A. Gray +
Ariz. +, Colo. +, Kans. +, N.Mex. +, Okla. +, Tex. +, Mexico (Chihuahua +, Coahuila +  and Sonora). +
(200–)1000–2000(–2500) m +
Open sites, grasslands, roadcuts, arid or desert scrublands +
Flowering Mar–Oct. +
Fl. N. Amer. +
Illustrated +
Compositae +
Melampodium leucanthum +
Melampodium +
species +