Long creeping aquatic to nearly 3 m long with emergent floating leaves. Thick leatherly oval leaves are long-stalked with 14 prominent veins. Transparent thin submerged leaves are wide and distinctlively tapering at both ends. Flowers are greenish in clusters of 10-20 flowers.
|Former Scientific Name||
P. tricarinatus (Form 3)
Pondweeds have two forms of leaves _ emergent floating leaves and submerged leaves.Both types of leaves for this species are dissimilar.
Perennial. Winter-wet soils in moving water in wetlands and rivers. In grassy wetlands in grassland country. Can tolerate drying over long periods.
Tracheophyta (Vascular Plants)
Magnoliopsida (Flowering Plants)
Source: Atlas of Living Australia