Specimen Information

Glyceria maxima
Glyceria maxima
(reed mannagrass)
Plants
Exotic

Specimen ID236379
GroupPlants
GenusGlyceria
Speciesmaxima
Common Namereed mannagrass
StateWA
CountySnohomish
LocalityPrivate pond near Monroe, WA
Mapping AccuracyAccurate
HUC8 NameSkykomish
HUC8 Number17110009
HUC10 NameWoods Creek-Skykomish River
HUC10 Number1711000907
HUC12 NameWoods Creek
HUC12 Number171100090701
Map
+
Collection Day25
Collection Month5
Collection Year2005
Year AccuracyActual
Potential Pathwayplanted ornamental
Statusestablished
Reference 1
Ref. Number:15927
Author:Parsons, J.
Date:2005
Title:Annual Washington State Aquatic Plant Survey Database.
Publisher:Washington Department of Ecology .
Volume:2005
CommentsTwo large patches taking over privately owned backyard ponds; found with Iris pseudacorus and Myriophyllum aquaticum. Treatment anticipated in 2007.
Record TypeLiterature
Earliest Recordstate
Freshwater/MarineFreshwater
Sizeapproximately 0.1-0.2 acres


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Citation information: U.S. Geological Survey. [2017]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/19/2017].

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