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Flatleaf Pondweed - Potamogeton robbinsii
Native Species
Global Rank:
G5
State Rank:
SNR
C-value:
7
Agency Status
USFWS:
USFS:
BLM:
External Links
General Description
Stems terete, branched. Submersed leaves linear, 3–8 cm × 2–5 mm, attached to the stipule; stipules 1–3 cm long, shredding above the leaf attachment. Floating leaves absent. Spikes 7–15 mm long with separate flowers. Tepals yellowish, 1–1.5 mm long. Fruits ca. 2 mm long, keeled with a curved beak (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Range Comments
AB to NL south to CA, UT, WY, MI and NY (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 1023
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
Relative Density
Recency
(Observations spanning multiple months or years are excluded from time charts)
Habitat
Stewardship Responsibility
References
- Literature Cited AboveLegend:
View Online Publication- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.- Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
- Peterman, L.G. 1972. The biology and population characteristics of the Arctic grayling in Lake Agnes, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 29 p.
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