Hemianthus micranthemoidesis nice ornamental plant in small aquaria which looks much like a 'mini' Egeria. It is fast growing and requires therefore relatively high light and a nutrient rich substrate. It is also a valuable plant in terraria where it forms a beautiful carpet at the land water interphase. The plant is easily reproduced by cutting offthe apex which is replanted in the substrate. Hemianthus micranthemoides is often sold for Micranthemum umbrosum and a widespread synonym for Hemianthus micranthemoides is Micranthemum micranthemoides.Hemianthus micranthemoides Family: Scrophulariaceae Scientific Name: Hemianthus micranthemoides Common Name: Distribution: Nortth America Height: 10-30 Width: 5-10 Light Required: average-high Temperature: 18-28 pH: acid-basic Ease of care: average Notes: Author: Tropica