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Relationships of
Vertebrate Animals
to this Plant:

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Heteranthera dubia
(Water Stargrass) [Pontederiaceae]
(this observation is from Havera; Grass-leaved Mud Plantain is another common name of this plant, Zosterella dubia is a scientific synonym of this plant)

Birds

Anatidae: Aythya collaris (Ring-necked Duck) [feeds on the foliage in Illinois] Hv1999
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