Commelina erecta L.

Erect Dayflower, Whitemouth Dayflower, Widow's Tears

Family: Commelinaceae

Genus: Commelina

Category: Perennial

Size: To 3' tall

Exposure: Part Shade


Blooms in spring, occasionally summer, blue flowers, with one tiny white petal. Erect stems with linear leaves, alternate, to 4" long.

Prefers dry, sandy soils.

Catesby's Natural History Volume II plate 62 depicts this plant.


Native to eastern and central US, Mexico, the Caribbean, and South America.

Published in Sp. Pl. 1: 41 in 1753.


Sources of Information

© 2010-12 Lisa J. Miner