Rotala mexicana 'Araguaia', emersed; photo: S.L. Winterton
Rotala mexicana 'Araguaia', flowers; photo: S.L. Winterton
Rotala occultiflora, emersed; photo: S.L. Winterton
Rotala occultiflora, submersed; photo: S.L. Winterton
Rotala occultiflora flowers; photo: S.L. Winterton
Rotala ramosior, emersed; photo: S.L. Winterton
Rotala ramosior, submersed; photo: S.L. Winterton
Rotala ramosior flowers; photo: S.L. Winterton
Rotala rotundifolia, emersed, inflorescence (left); photos: S.L. Winterton
Rotala rotundifolia inflorescence; photo: S.L. Winterton
Rotala rotundifolia 'Green', emersed; photo: S.L. Winterton
Rotala rotundifolia 'Green', emersed with inflorescence; photo: S.L. Winterton
Rotala rotundifolia 'Green', submersed; photo: S.L. Winterton
Ruellia brevifolia (terrestrial); photo: S.L. Winterton
Ruellia portellae (terrestrial); photo: S.L. Winterton
Ruellia sp. (terrestrial); photo: S.L. Winterton
Ruellia sp., emersed; photo: S.L. Winterton
Ruellia sp. (terrestrial) flowers; photo: S.L. Winterton
Ruellia sp. flower; photo: S.L. Winterton
Rumex hydrolapathum, emersed; photo: S.L. Winterton
Rumex hydrolapathum inflorescence; photo: S.L. Winterton
Rumex obtusifolius, emersed; photo: S.L. Winterton
Rumex sanguineus, emersed; photo: S.L. Winterton
Rumex sanguineus leaf; photo: S.L. Winterton
Rumex sp., emersed; photo: S.L. Winterton
Rumex sp. inflorescence; photo: S.L. Winterton
Sagittaria montevidensis, emersed; photo: S.L. Winterton
Sagittaria montevidensis flowers; photo: S.L. Winterton
Sagittaria sanfordii, emersed; photos: S.L. Winterton
Sagittaria sanfordii inflorescence; photo: S.L. Winterton