Najas marina L.
Family: Hydrocharitaceae
alkaline water-nymph,  more...
[Najas gracilis (Morong) Small,  more]
Najas marina image
Andrew Hipp  
Etymology: Najas: from Greek Naias, a water nymph
Plants: submerged annual, dioecious aquatic; stems very long, many branches, 0.5-4mm thick, often prickly; slight rootstock
Leaves: very narrow, to 2"L x 2W, coarsely toothed edges, lower side of mid-vein prickly
Flowers: tiny, from leaf axis
Fruits: red-brown, paper-thin walls, irregular pits
Habitat: wet; clear 3' or more deep-water alkaline water
Conservation Status: Introduced - naturalized
Najas marina image
Najas marina image
Andrew Hipp  
Najas marina image
Najas marina image
Aaron_Carlson  
Najas marina image
Kurt Stüber  
Najas marina image
Najas marina image
Paul Skawinski  
Najas marina image
Paul Skawinski  
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
Najas marina image
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