Callitriche heterophylla

Callitriche heterophylla, commonly called twoheaded water-starwort,[1] is a species of flowering plant in the family Plantaginaceae. It is native to North America, where it found in the north from Greenland to Alaska, south to Mexico.[2] It is widespread in the United States.[3] Its natural habitat is in a wide variety of wetlands, including ponds, streams, and mudflats. It is typically found in areas of still or slow moving water.[4]

Callitriche heterophylla
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Plantaginaceae
Genus: Callitriche
Species:
C. heterophylla
Binomial name
Callitriche heterophylla

Callitriche heterophylla is an aquatic plant, growing almost entirely submerged except for its floating stem tips. It produces minutely small flowers throughout the growing season.[4]

References
  1. "Callitriche heterophylla". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 14 August 2018.
  2. Alan Weakley (2015). "Flora of the Southern and Mid-Atlantic States".
  3. "Callitriche heterophylla". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 14 August 2018.
  4. Yatskievych, George (2013). Flora of Missouri, Volume 3. Missouri Botanical Garden Press. p. 623.
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