Photographer: Emmet J. Judziewicz
Callitriche palustris L.
common water-starwort, vernal water-starwort
Callitriche: from the Greek calos, "beautiful," and trichos, "hair," because of the beautiful stems
palustris: "of marshes"
|Plant: ||annual, submersed aquatic with tips of the shoots floating or forming mats in mud, less than 9" long; stems fine; roots shallow|
|Flower: ||2-parted, minute, in the leaf axils|
|Fruit:||longer-than-wide capsule with narrow wings and shallow grooves|
|Leaf:||opposite, denser toward the tip of the stem, ribbon-like, pale green, smooth edges; when on the water surface, they form a rosette of spatulate leaves up to 1/4" wide|
|Habitat: ||springs, quiet water; in muddy, sandy soil|
|Notes: ||differing from C. heterophylla mainly in the fruit shape and edges|