Ogden's Pondweed (Potamogeton ogdenii) COSEWIC assessment and status report: chapter 13
Information Sources
Crow, G.E. and C.B. Hellquist. 2000. Aquatic and wetland plants of Northeastern North America. University of Wisconsin Press, Madison, Wisconsin.
FNA. 2000. Flora of North America, north of Mexico. Vol 22: Magnoliophyta: Alismatidae, Arecidae, Commelinidae (in part), and Zingiberidae. Edited by the Flora of North America Editorial Committee. Oxford University Press, New York.
Gleason, H.A. and A. Cronquist. 1991. Manual of vascular plants of northeastern United States and Canada. 2nd edition. The New York Botanical Garden Press, Bronx, NY. 993 pp.
Haynes, R.R. 1974. A revision of North American Potamogeton subsection Pusilli (Potamogetonaceae). Rhodora 76: 564-649.
Hellquist, C.B. 1985. Species data sheet for Potamogeton ogdenii. Unpublished draft prepared for the Atlas of the Rare Vascular Plants of Ontario project. 10 pp. [The species was not included in the Atlas (Pryer & Argus, 1987) due to its hybrid origin].
Hellquist, C.B. and G.E. Crow. 1986. Potamogeton x haynesii (Potamogetonaceae), a new species from Northeastern North America. Brittonia 38: 415-419.
Hellquist, C.B. and R.L. Hilton. 1983. A new species of Potamogeton (Potamogetonaceae) from Northeastern United States. Systematic Botany 8: 86-92.
Hellquist, C.B. and T. Mertinooke-Jongkind. 2003. Potamogeton ogdenii Hellquist & Hilton (Ogden’s pondweed) conservation and research plan for New England. Report prepared for New England Wild Flower Society, Framingham, MA. 15 pp.
Holmgren, N.H. 1998. Illustrated companion to Gleason and Cronquist's manual. Illustrations of the vascular plants of northeastern United States and adjacent Canada. The New York Botanical Garden Press, Bronx, NY. 919 pp.
Lindsay, K.M. 1974. A brief biological inventory of Murphys Point Provincial Park Reserve, Lanark County, Ontario. Unpublished report. Ontario Ministry of Natural Resources, Park Planning Branch, Toronto.
Makkay, K. 2005. Update COSEWIC Status Report on Hill’s Pondweed, Potamogeton hillii, in Canada. Committee on the Status of Endangered Wildlife in Canada. 15 pp.
NatureServe. 2005. NatureServe Explorer: an online encyclopedia of life.
Newmaster, S.G., A. Lehela, P.W.C. Uhlig, S. McMurray, M.J. Oldham. 1998. Ontario Plant List. Ontario Ministry of Natural Resources, Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Research Information Paper No. 123. 550 pp.
NHIC. 2005. Natural Heritage Information Centre website.
Oldham, M.J. 1999. Natural heritage resources of Ontario: rare vascular plants. Third edition. Natural Heritage Information Centre, Ontario Ministry of Natural Resources, Peterborough. 56 pp.
Pryer, K.M. and G.W. Argus, eds. 1987. Atlas of the rare vascular plants of Ontario. Part 4. National Museum of Natural Sciences.
Sculthorpe, C.D. 1967. The biology of aquatic vascular plants. Edward Arnold Publishers Ltd., London.
USDA, NRCS. 2005. The PLANTS database. United States Department of Agriculture, National Plant Data Center, Baton Rouge, LA.
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