Rotala rotundifolia (Buch.-Ham. ex Roxb.) Koehne

Growth Forms

This plant, Rotala rotundifolia, has two distinct growth forms. Its emersed form produces rounded leaves, while its submerged form has narrow, lanceolate leaves.

Environmental Morphological Variation

The overall shape and leaf color of the plant can change depending on light levels and other environmental conditions. When grown under strong light, its leaves can turn a deep, nearly wine red color.

Flower Characteristics

It produces pale pink flowers.

Species Differentiation from Rotala indica

It can be told apart from its close relative Rotala indica by the structure of their inflorescences: Rotala rotundifolia grows clusters of flowers in terminal inflorescences, while Rotala indica produces solitary flowers in the axils of its leaves.

Aquarium Use Status

Rotala rotundifolia is a common aquarium plant.

Cultivation Difficulty and Light Requirement

It is not difficult to cultivate, but it needs adequate light to grow well.

Temperature Tolerance

It can tolerate relatively cool water temperatures.

Light Deficiency Symptom

If the plant loses its lower leaves, this usually means it is not getting enough light.

Emersed Cultivation Traits

It can be grown in its emersed form in shallow water, and emersed plants will produce flowers.

Propagation Method

It is propagated through stem cuttings.