Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
43. Callitrichaceae, the Water Starwort Family
1. Callitriche L. -- Water starwort
1. Callitriche hermphroditica L.
Submersed aquatic with stems 0.5-3 dm long. Leaves all submersed, linear,
3-12 mm long, 0.5-1.3 mm wide, 1-nerved, shallowly bidentate at the tip, clasping
at the base, opposite leaf bases not connected. Flowers naked, not subtended
by hyaline bracts. Fruits as wide or wider than high, 1-1.3 mm high,
1-1.5 mm across. Jun--Sep. Shallow to moderately deep water of lakes, ponds,
marshes, ditches and sluggish streams; occasional in ND and n SD, less common
s and w; (Circumboreal, in N.Amer. s to ME, NY, MI, MN, n NE, NM and CA).
Return to Family -- Callitrichaceae - The Water
Next Section -- Callitriche heterophylla Pursh