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Lowland rotala

Rotala ramosior

Also called Lowland Toothcup, Toothcup, Rotala

Lowland rotala
Photo: Robert H. Mohlenbrock, Public domain

Lowland rotala is a native North American aquatic or semiaquatic plant, sometimes grown in aquariums and wet pond margins. It thrives submerged or in constantly moist soil with plenty of light.

Family
Lythraceae (Loosestrife family)
Grows as
Aquatic
Light
Full sun, Bright indirect
Water
Keep submerged or in constantly wet, saturated soil.
Soil
Nutrient-rich aquarium substrate or wet, fertile mud.
Temperature
18–30 °C; protect below 10 °C.
How easy
Easy
Native range
New World
Climate
temperate

About

Rotala ramosior is a species of flowering plant in the loosestrife family known by the common name lowland rotala. This aquatic or semiaquatic plant is native to North America, where it grows in lakes, streams, and irrigation ditches. The branching stems of the plant grow to about 40 cm long. Leaves are decussate, arranged oppositely in perpendicular pairs along the stems. The leaves are linear to lance-shaped to oval and up to 5 cm long. Flowers occur singly in leaf axils. Each has triangular sepals with long, narrow appendages and usually four tiny white petals in shades of pink to white. This plant is sometimes grown in aquariums.

Other Rotala plants

Indian toothcup · Roundleaf Toothcup

Text excerpted from the Wikipedia article Rotala ramosior by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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