Potamogeton gramineus L.
 
FamilyPotamogetonaceae — APG family: Potamogetonaceae
SynonymsPotamogeton heterophyllus
DescriptionStem usually branched; submerged leaves lanceolate to linear, acute, with long point; floating leaves (sometimes missing) long-petiolated, ovate-to-elliptic, acute or acutish, coriaceous, green; peduncles thicker toward apex; spike green, compact; fruits with short, recurved beak.
EcologyLakes and ponds, usually in deeper water. Described from Europe.
Taxonomy
notes
Hybrids with P. perfoliatus, P. praelongus, and P. alpinus occur.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.