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twoheaded water-starwort
Scientific Name: Callitriche heterophylla
Family: Callitrichaceae
Category: Dicot
Growth: Forb/herb
Duration: Annual, Perennial
Other Names: MI (large water-starwort), WI (large water-starwor
Callitriche heterophylla: Two-headed Water-starwort
Callitriche heterophylla, commonly known as Two-headed Water-starwort, is an aquatic herb belonging to the Plantaginaceae family. It is also known by several other common names, including larger waterstarwort, variedleaf waterstarwort, and differentleaf waterstarwort.
Taxonomy and Nomenclature
- Scientific Name: Callitriche heterophylla Pursh
- Family: Plantaginaceae (formerly Callitrichaceae)
- Kingdom: (Implied: Plantae - Plants)
- Rank: Species
- Subspecies: Callitriche heterophylla Pursh ssp. heterophylla, Callitriche heterophylla ssp. bolanderi
- Synonyms: Callitriche bolanderi
- USDA Symbol: CAHE3
Distribution and Habitat
Callitriche heterophylla is native to North America, including the United States (L48) and Alaska (AK). It has been observed in states such as Maryland, Louisiana (LA), Arkansas (AR), Oklahoma (OK), and New Mexico (NM). It prefers aquatic habitats and can be found in various wetland environments.
Morphological Characteristics and Growth Habits
- Small aquatic herb with smooth, branching stems.
- Plant Form: Herb (forb/herb is a non-woody plant that is not a grass)
- Blooms: April - July
- Flower Color: green, white
- Flower Arrangement: Axillary