Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Callitriche at Vascular Plants of North Carolina.
Waterstar, Common Water-starwort, Two-headed Water-starwort
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Keith Bradley kab_c_heterophylla_4967
April Richland County SC
Congaree National Park
Floating & upper leaves spatulate or obovate; submersed or lower leaves linear, per Vascular Flora of the Carolinas.
COMPARE aquatic plants
Aquatic with submersed, emersed, and floating leaves; Forb
Native to the Carolinas & Georgia
Documented growing wild in GA NC SC
Common in Coastal Plain (uncommon in Piedmont & Mountains)
Look for it in pools, slow-moving streams, ditches, per Weakley's Flora
Simple - dimorphic
Opposite. Floating rosettes of spatulate leaves & submersed linear leaves
1 stamen in staminate flowers
TO LEARN MORE about this plant, look it up in a good book!