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Grass-leaved Pondweed
Potamogeton gramineus
  
0 Nurseries Carry This Plant

About Grass-leaved Pondweed (Potamogeton gramineus) 0 Nurseries Carry This Plant Potamogeton gramineus is a species of aquatic plant known by the common name various-leaved pondweed, variableleaf pondweed, grass-leaved pondweed or grassy pondweed, native to the northern hemisphere where it grows in shallow, clean water. Potamogeton gramineus is native to much of the Northern Hemisphere, with a Holarctic distribution. It occurs in northern Europe (Britain, Ireland, Iceland, Scandinavia, Germany, Switzerland, France, Poland, Russia, the Baltic States), Greenland, North America (USA except for the southeast, Canada). There are outlying populations in southern Europe (Iberia, Corsica, Italy), Caucasus, Pyrenees and western USA. This is an aquatic perennial growing from a creeping rhizome that anchors in wet substrate. It produces thin, cylindrical, heavily branching stems usually less than a metre in length.
Plant Description
Plant Type
Plant Type
Perennial herb

Form
Form
Spreading

Growth Rate
Growth Rate
Fast

Flower Color
Flower Color
Green

Flowering Season
Flowering Season
Spring

Landscaping Information
Natural Setting
Climate
Climate
Annual Precipitation: 5.9" - 76.4", Summer Precipitation: 0.45" - 3.55", Coldest Month: 21.3" - 49.3", Hottest Month: 50.1" - 77.9", Humidity: 0.94" - 29.36", Elevation: 33" - 9509"

Alternative Names
Common Names: Variableleaf Pondweed, Various-leaved Pondweed


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Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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