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

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

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

References

None.

Lower Taxa

No lower taxa listed.