Calyptocarpus vialis Less.
Family: Asteraceae
Calyptocarpus vialis image
Patrick Alexander  
Leaf blades 1-3(-6) cm. Rays often inconspicuous, laminae mostly 2-5 mm. Cypselae 2-4 mm; pappi of ± erect to spreading awns, the longer 1-2(-3+) mm. 2n = 24. Flowering ± year round. Ruderal, lawns, along paths and roads, clays, sands, calcareous soils; 0-300 m; Ala., Fla., La., Miss., Tex.; Mexico; Central America.