Robert W. Freckmann Herbarium


  Heteranthera dubia (Jacq.) MacMill. image
Photographer: Derek Anderson           

Botancial Illustration

Derek Anderson

Emmet J. Judziewicz

Paul Skawinski

Paul Skawinski

Paul Skawinski

Paul Skawinski

Robert H. Read

Robert W. Freckmann

Robert W. Freckmann
Family Pontederiaceae
Heteranthera dubia (Jacq.) MacMill.
water star-grass
Heteranthera: heteros for "varied," anthera for "flowered"
dubia: doubtful
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: perennial, submersed or emergent aquatic with thin, branched stems; from rhizomes
Flower: yellow, with 3 petals and 3 petal-like sepals (6 tepals); solitary
Fruit:capsule
Leaf:alternate, thin, stalkless, no prominent midvein
Habitat: water to greater than 7', mudflats; in sediment soil
(Glossary)

More Information Natural Communities Herbarium Specimens
All Heteranthera list Google- Images or Text

Flora of North America (off site)
Synonyms 
Commelina dubia Jacq.
Heteranthera graminea (Michx.) Vahl
Heteranthera liebmannii (Buchenau) Shinners
Schollera graminea (Michx.) Raf.
Zosterella dubia (Jacq.) Small
Zosterella longituba Alexander

         
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