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Page created December 18, 2002
Page last updated March 10, 2022

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Navigate this Page - "Potamogetonaceae: Pondweed Family" ["Potamogetonaceae Section": Pondweeds]:

Potamogeton alpinus
Potamogeton amplifolius
Potamogeton berchtoldii subsp. berchtoldii [= Potamogeton pusillus]
Potamogeton confervoides
Potamogeton epihydrus
Potamogeton foliosus subsp. foliosus
Potamogeton friesii
Potamogeton gramineus
Potamogeton natans
Potamogeton xnitens
Potamogeton oakesianus
Potamogeton obtusifolius
Potamogeton perfoliatus
Potamogeton polygonifolius [= Potamogeton oblongus]
Potamogeton praelongus
Potamogeton richardsonii
Potamogeton robbinsii
Potamogeton spirillus
Potamogeton strictifolius
Potamogeton zosteriformis
Stuckenia filiformis subsp. alpina
Stuckenia filiformis subsp. occidentalis
Stuckenia pectinata

Potamogeton amplifolius Tuckerman  -  Large-leaved Pondweed - [NF]

Barachois Pond Provincial Park, Newfoundland. Pond. July 10, 2007. [Digital - John Maunder]

Portion of Leafy Stem
Portion of Leafy Stem
Portion of Leafy Stem
Portion of Leafy Stem

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Potamogeton berchtoldii Fieber subsp. berchtoldii [= Potamogeton pusillus Linnaeus subsp. tenuissimus (Mertens & W. D. J. Koch) R. R. Haynes & C. B. Hellquist]  -  Berchtold"'s Pondweed, Slender Pondweed - [NF, LAB]

La Manche Provincial Park, Newfoundland. Main Pond. August 16, 2005. [Digital - John Maunder]

Leaves
Leaves
Leafy Stem
Leafy Stem
Leafy Stem
Leafy Stem

La Manche Provincial Park, Newfoundland. In pond. Shallow water. August 16, 2005. [Digital - John Maunder]

Leaves
Leaves
Leafy Stem
Leafy Stem
Leafy Stem
Leafy Stem

Whitbourne, Newfoundland. Junction Pond. Shallow water. August 27, 2005. [Digital - John Maunder]

Leaf
Leaves
Leaves
Leaves
Leaves
Leaves
Leaves

Whitbourne, Newfoundland. Junction Pond. Shallow water. August 27, 2005. [Digital - John Maunder]

Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems

Whitbourne, Newfoundland. Junction Pond. August 27, 2005. [Digital - John Maunder]

Leaf Tip
Leaf Tip
Leaf Bases
Leaves and Stems
Leaves
Leaves
Leaves
Leaves
Leaves
Leaves
Leaves
Leaves
Leaves
Stipule
Stipules

Bristol's Hope, Newfoundland. Barachois Pond, inner portion. Fresh water. September 1, 2003. [Digital - John Maunder]

Leaves and Stems
Leaves and Stems
Leaves and Stems
Leaves and Stems
Preparing Museum Specimens!

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Potamogeton epihydrus Rafinesque  -  Ribbonleaf Pondweed - [NF, LAB]

West of Colinet, near North Harbour Road Junction, Newfoundland. Collin's Pond. Rich pond. July 20, 2009. [Digital - John Maunder]

Flowering Stems
Flowering Stems
Flowering Stem

Junction of New Harbour Highway and Spaniard's Bay spur road, Newfoundland. Mouth of brook leaving rich shallow pond. August 7, 2004. [Digital - John Maunder]

Flowering Stem
Floating Leaves
Submerged Leaves
Floating and Submerged Leaves
Flowering Stems
Flowering Stems

Conception Bay Bypass Highway, at Spaniard's Bay Junction, Newfoundland. Rich pond. September 1, 2003. [Digital - John Maunder]

Flowering Spike
Flowering Spike
Flowering Spike
Flowering Spike
Fruiting Spike
Fruiting Spike
Fruiting Spike
Fruiting Stem
Fruiting Stems

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Potamogeton gramineus Linnaeus  -  Variableleaf Pondweed - [NF, LAB]

Hughes Brook, Newfoundland. Pools in upper saltmarsh. Freshwater. July 19, 2002. [Digital - John Maunder]

Fruits
Fruits and Leaves
Plants in Habitat

St. John's, Newfoundland. Logy Bay Road, at bridge over Virginia River. July 28, 2004. [Digital - John Maunder]

Plants in Habitat
Plants in Habitat
Plants in Habitat

Terra Nova National Park, Newfoundland. Sandy Pond. Trail around pond. River outlet at bridge. September 15, 2010. [Digital - John Maunder]

Leaves
Leafy Branches
Leafy Branches
Leafy Branches
Leafy Branches
Leafy Branches
Leafy Branches

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Potamogeton natans Linnaeus  -  Floatingleaf Pondweed - [NF, LAB]

Conception Bay North Bypass Highway, Newfoundland. Off-ramp to Spaniard's Bay. Well-vegetated pond. October 26, 2002. [Digital - John Maunder]

Stipules
Leaf, Underside
Leaves, Undersides
Leaves
Leaves
Whole Plants in Habitat

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Potamogeton oakesianus J. W. Robbins in A. Gray  -  Oakes' Pondweed - [NF, LAB]

Cape St. Francis Lighthouse Road, Newfoundland. About 1.4 km past last Pouch Cove houses. Well-vegetated pond. August 24, 2003. [Digital - John Maunder]

Flowering Spike
Flowering Stem
Fruiting Stems
Plants in Habitat [the smaller leaves; the larger ones are P. oblongus]
Habitat; open water in left foreground

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Potamogeton perfoliatus Linnaeus  -  Claspingleaf Pondweed - [NF, LAB]

Gros Morne National Park, Newfoundland. Lomond River estuary. Tidal mud flats below Lomond River Trail. July 23, 2003. [Digital - John Maunder]

Flowering Spike
Flowering Spike
Leafy Stem
Leafy Stem
Leafy Stem
Leafy Stem
Leafy Stems, Stranded

Whitbourne, Newfoundland. Junction Pond. August 27, 2005. [Digital - John Maunder]

Leaves
Leaf Bases
Leafy Stem
Leafy Stem
Leafy Stem

Swanger Cover, Newfoundland. Small river just above tidal flats. September 12, 2010. [Digital - John Maunder]

Spikes
Flowering Stems
Flowering Stems
Flowering Stems
Leafy Stems
Leafy Stems

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Potamogeton polygonifolius Pourret [= Potamogeton oblongus Viviani]  -  Oblongleaf Pondweed - [NF] [i?]

Pouch Cove, Newfoundland. Shoe Cove Pond, northwest side trail. Small brook in open coniferous woods. June 1, 2006. [Digital - John Maunder]

Leaves
Leaves
Leaves
Leaves
Leafy Stems
Leafy Stems
Habitat

Cape St. Francis Lighthouse Road, Newfoundland. About 1.4 km past last Pouch Cove houses. Well-vegetated pond. July 17, 2009. [Digital - John Maunder]

Spike, Closeup
Spike
Spike
Spike
Spikes and Leaves
Leaves, Underside

Winterland, Newfoundland. Ecomuseum Trail. July 20, 2010. [Digital - John Maunder]

Leaves
Leaves
Leaves

Cape St. Francis Lighthouse Road, Newfoundland. About 1.4 km past last Pouch Cove houses. Well-vegetated pond. August 24, 2003. [Digital - John Maunder]

Leaves
Leaves
Leaves
Plants in Habitat [the larger leaves; the smaller ones are P. oakesianus]
Habitat; open water in left foreground

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Potamogeton praelongus Wulfén  -  Whitestem Pondweed - [NF, LAB]

Baie Verte Highway, Newfoundland. Just north of Burlington Junction. Rich pond. July 22, 2004. [Digital - John Maunder]

Spike
Spike
Flowering Stem
Stem Leaves
Stem Leaves
Stem Leaves
Plants in Habitat
Plants in Habitat

La Manche Provincial Park, Newfoundland. Pond. August 16, 2005. [Digital - John Maunder]

Leafy Stem floating in pond.

Whitbourne, Newfoundland. Second Pond. September 11, 2007. [Digital - John Maunder]

Leafy Stem
Leafy Stem
Leafy Stem

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Stuckenia filiformis (Persoon) Börner subsp. alpina (Blytt) R. R. Haynes, D. H. Less & M. Král  -  Alpine Threadleaf Pondweed, Red Pondweed - [NF, LAB]

Hughes Brook, Newfoundland. Pools in upper saltmarsh. Freshwater. July 19, 2002. [Digital - John Maunder]

Plant in Habitat

Gros Morne National Park, Newfoundland. Lomond River estuary. Tidal mud flats below Lomond River Trail. July 23, 2003. [Digital - John Maunder]

Fruit
Fruiting Stems
Fruiting Stems

Lower Cove Brook, Port au Port Peninsula, Newfoundland. July 24, 1999. [Transparency - René Charest]

Whole Plants in Habitat

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Stuckenia pectinata (Linnaeus) Börner  -  Sago Pondweed - [NF - RARE]

St. Paul's, Newfoundland. Just north of highway bridge. Old gravel pit area near shore. In brackish slightly pools. July 20, 2002. [Digital - John Maunder]

Fruits
Fruits

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