September 2016 - Wildflowers of the National Capital Region

Solanum carolinense

Common name(s): Carolina horsenettle

Common name(s): Canada thistle

Common name(s): Broadleaf arrowhead, Common arrowhead

Common name(s): Devil’s beggarticks, Common beggarticks

Kummerowia striata (Japanese clover) and Kummerowia stipulacea (Korean clover) are two similar species with tiny pink flowers that bloom in late summer or early fall.

Common name(s): Oriental lady’s-thumb

Common name(s): Pennsylvania smartweed

Common name(s): Tickseed sunflower, Midwestern tickseed-sunflower, Bearded beggarticks, Bur marigold

Common name(s): Korean clover

Common name(s): Velvetleaf