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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Nymphaea tetragona (Pygmy waterlily)
Hampton, Nan

Nymphaea tetragona

Nymphaea tetragona Georgi

Pygmy Waterlily, Small White Water Lily

Nymphaeaceae (Water-Lily Family)

Synonym(s): Castalia tetragona

USDA Symbol: NYTE

USDA Native Status: L48 (N), AK (N), CAN (N)

The Small White Water-lily (Nymphaea tetragona) has white flowers 2 1/2 inches (6.3 cm) wide with only 7—13 petals, opening in the afternoon. It is found over much of Eurasia and northern North America, where it ranges from Canada and Alaska south to northwestern US.

 

From the Image Gallery

8 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Alternate
Breeding System: Flowers Bisexual
Fruit Type: Berry
Size Notes: Leaves floating, leaf blades up to about 6 inches long by almost 6 inches wide.

Bloom Information

Bloom Color: White , Pink
Bloom Time: Jun , Jul , Aug

Distribution

USA: AK , ID , MT , RI , WA
Canada: AB , BC , MB , NT , SK , YT

Growing Conditions

Aquatic: yes

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: OBL OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Nymphaea tetragona in USDA Plants
FNA: Find Nymphaea tetragona in the Flora of North America (if available)
Google: Search Google for Nymphaea tetragona

Metadata

Record Modified: 2023-04-19
Research By: TWC Staff

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