Glyceria fluitans
| Water Mannagrass | |
|---|---|
 | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Monocots |
| (unranked): | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Pooideae |
| Genus: | Glyceria |
| Species: | G. fluitans |
| Binomial name | |
| Glyceria fluitans (L.) R. Br. | |
Glyceria fluitans (L.) R. Br. (syn. Festuca fluitans L.; Poa fluitans (L.) Scop.; Panicularia fluitans (L.) Kuntze; Water Mannagrass) is a species of perennial grasses in the genus Glyceria native to Europe, the Mediterranean region and Western Asia and occurring in wet areas such as ditches, riverbanks and ponds. It is also known as Floating Sweet Grass.
It has a creeping rootstock, a thick stem which rises to one metre. The leaves are long, narrow and pale green, rough on both sides, often folded at the keel which lies on the surface of the water.
Environmental Conservation
Glyceria fluitans is a component of Purple moor grass and rush pastures, a type of Biodiversity Action Plan habitat in the UK. This habitat occurs on poorly drained neutral and acidic soils of the lowlands and upland fringe. It is found in the South West of England, especially in Devon.
References
- pages 22–23 of The Observer's Book of Grasses, Sedges & Rushes by Francis Rose,1974, published by Frederick Warne & Co
External links
Illustrations
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Glyceria fluitans (1)
Illustration in:
Jakob Sturm: "Deutschlands Flora in Abbildungen",
Stuttgart (1796)