Acanthospermum hispidum

de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 522. 1836.
Introduced
Treatment appears in FNA Volume 21. Treatment on page 37.

Plants 10–60+ cm. Stems erect. Leaf blades rhombic-ovate to obovate, (20–)40–120(–150+) mm, faces finely pilosulous, gland-dotted. Fruits ± compressed, ± cuneate to obovate, 4–6+ mm, not notably ribbed, terminal spines 2, divergent, 3–4 mm, often 1 ± uncinate, prickles seldom notably uncinate, ± scattered. 2n = 22.


Phenology: Flowering year round, mostly Aug–Oct.
Habitat: Disturbed, often sandy sites
Elevation: 0–100+ m

Distribution

V21-72-distribution-map.gif

Introduced; Ont., Ala., Fla., Ga., N.J., Oreg., S.C., Va., South America, also introduced in Mexico, West Indies, Central America, Europe, Asia, Africa, Pacific Islands (Hawaii).

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Acanthospermum hispidum"
John L. Strother +
de Candolle in A. P. de Candolle and A. L. P. P. de Candolle +
Ont. +, Ala. +, Fla. +, Ga. +, N.J. +, Oreg. +, S.C. +, Va. +, South America +, also introduced in Mexico +, West Indies +, Central America +, Europe +, Asia +, Africa +  and Pacific Islands (Hawaii). +
0–100+ m +
Disturbed, often sandy sites +
Flowering year round, mostly Aug–Oct. +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
Introduced +
Compositae +
Acanthospermum hispidum +
Acanthospermum +
species +