Potamogeton vaseyi

Potamogeton vaseyi
Conservation status
Secure  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Alismatales
Family:	Potamogetonaceae
Genus:	Potamogeton
Species:	P. vaseyi
Binomial name
Potamogeton vaseyi J.W.Robbins

Potamogeton vaseyi is a species of flowering plant in the pondweed family Potamogetonaceae. It is native to North America. The specific epithet vaseyi honors the American botanist George S. Vasey. The species is commonly called Vasey's pondweed.

Taxonomy

Potamogeton vaseyi was named and described by the American botanist James Watson Robbins in 1867.[2] The type specimen was collected by Dr. George Vasey near Ringwood in McHenry County, Illinois.[3][4]

Distribution and habitat

Potamogeton vaseyi is native to northeastern North America.[5] In the United States, it is most common in New York.[6]

Conservation

According to NatureServe, Potamogeton vaseyi is globally secure (G5).[1] It is listed as an endangered species in Indiana, Massachusetts, and Pennsylvania,[7] and is listed as threatened in Connecticut,[8] Maine, Michigan, and New Hampshire, and as presumed extirpated in Ohio.

References

1. NatureServe (3 January 2025). "Potamogeton vaseyi". NatureServe Explorer. Arlington, Virginia. Retrieved 27 January 2025.
2. "Potamogeton vaseyi J.W.Robbins". International Plant Names Index (IPNI). Royal Botanic Gardens, Kew; Harvard University Herbaria & Libraries; Australian National Botanic Gardens. Retrieved 27 January 2025.
3. Robbins (1867), p. 485.
4. "Specimen GH00026447: Potamogeton vaseyi J.W.Robbins". Harvard University Herbaria. Retrieved 28 January 2025.
5. "Potamogeton vaseyi". State-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 22 January 2025.
6. "Potamogeton vaseyi". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 22 January 2025.
7. NRCS. "Potamogeton vaseyi". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 13 April 2021.
8. "Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 17 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.)

Bibliography

• Robbins, J. W. (1867). "Potamogeton Tourn. (Pondweed)". In Gray, Asa (ed.). Manual of the botany of the northern United States. New York: Ivison, Phinney, Blakeman, and Co. pp. 484–490. Retrieved 27 January 2025.