Latin American Fleabane

karvinskianus: probably after Baron Wilhelm Friedrich Karwinski von Karwin (Karvin) (1780-1855), Hungarian-born German naturalist and plant collector in Brazil and Mexico.

Decumbent, branching, sparsely pubescent, perennial herb to 50 cm. Leaves subsessile; lamina up to 3 × 1.5 cm, 3-5-lobed, narrowly ovate, becoming smaller and narrower and less lobed above, sparsely pilose or glabrescent. Capitula c.8 mm wide, hemispheric. Phyllaries 4 mm, c. 2-seriate. Rays white, pink outside, up to 5 mm. Achenes 1-1.5 mm, ellipsoid, pilose. Pappus c. 2.5 mm.

Locally common

Probably native to Mexico but widely naturalized in the New World and many tropical islands.