''Glyceria grandis'' is a species of grass known by the common name American mannagrass. It is native to Canada and the United States, where it is widespread in distribution. It is most commonly found in wet areas such as riverbanks and ponds.
Description
This is a
rhizomatous
In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...
perennial grass bearing thin stems which approach two meters in maximum height. The sturdy leaves each have a prominent central vein. The tops of the stems are occupied with spreading, multibranched
inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
s bearing many small, oval-shaped spikelets.
References
External links
Jepson Manual TreatmentUSDA Plants ProfilePhoto gallery
grandis
Grandis may refer to:
* Grandis (company), a company producing magnetoresistive random-access memory
* Grandis (company), a company producing High quality Italian racing bicycles
* Grandis (surname)
* Mitsubishi Grandis, a large multi-purpose vehic ...
Freshwater plants
Grasses of the United States
Grasses of Canada
Native grasses of California
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