Etymology: Bartonia: for Prof. Benjamin Smith Barton, of Philadelphia
Plants: erect, annual, 4"-16" tall forb; stems with a few branches
Leaves: tiny, scale-like, usually opposite, with little chlorophyll
Flowers: yellowish, 4-parted, 1/8" long, stalked, petals oblong; inflorescence a branched cluster (panicle); blooms July-Sept.
Habitat: wet; bogs, meadows, sandy-peaty ditches
Conservation Status: Native
Floristic Rating: Coefficient of Conservatism = 8, Wetland Indicator = FACW+ Minnesota Dept. of Natural Resources: Rare Species Guide; description, conservation, photos, maps, etc. USDA Plants Database: Federal Distribution and detailed information including photos David G. Smith's "Delaware Wilflowers": Beautiful photographs; descriptions