Northern Prairie Wildlife Research Center
BELLFLOWER FAMILY (Campanulaceae)
IND. STATUS: OBL
FIELD CHARACTERISTICS: A perennial herb 10-40 cm. high. Basal leaves are spatula-shaped, and may be deciduous. The stem leaves are linear. The inflorescence is a loose raceme. The small (7-13 mm. long) flowers are blue with a white "eye". The flower is composed of an erect, upper, 2-lobed lip and spreading, lower, 3-lobed lip. In flower from July to October.
ECOLOGICAL NOTES: Brook lobelia is characteristic of calcareous fens and shores. It also occurs on calcareous soils of wet to wet-mesic prairies and wet lake dune flats if groundwater seepages are present.
SOURCE: Gleason and Cronquist (1991).