Vascular Plants of North Carolina
Account for Pale False Mannagrass - Torreyochloa pallida    (Torrey) Church
Members of Poaceae:
Members of Torreyochloa with account distribution info or public map:
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Section 5 » Order Cyperales » Family Poaceae
Author(Torrey) Church
DistributionScattered localities in the Coastal Plain and Mountains. Absent from the Piedmont.

N.S. to MN, south to NC and northwestern GA.
AbundanceRare and local in the Coastal Plain, but can be numerous where found; extremely rare in the Mountains. This is a Significantly Rare species.
HabitatIn shallow water of sloughs, old oxbows, and back-up channels on floodplains; cypress-gum swamps, beaver ponds. May be stranded on the muddy substrate during drought.
PhenologyFlowering and fruiting June-July.
IdentificationStems of Pale False Mannagrass grow up to 2.5 feet long, but are lazy and root at the lower (at least) nodes. Upper leaves float on the surface. Upper portions of the stems emerge from the water surface and produce terminal inflorescences. Each spikelet has 2-6 florets; the lemmas with prominent veins.
Taxonomic CommentsA synonym is Glyceria pallida.

Other Common Name(s)Pale Mannagrass. Were the species still retained in the genus Glyceria, this website would use this common name; most websites and references use Pale False Mannagrass for this species now.
State RankS1 [S1S2]
Global RankG5
State StatusSR-P
US Status
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B.A. SorriePhoto taken 1982, Provincetown, MA. With Henry Knute Svenson, Richard Jefferson LeBlond. Photo_non_NCPhoto_non_NC
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