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Napaea dioica (Glade mallow)
Wasowski, Sally and Andy

Napaea dioica

Napaea dioica L.

Glade mallow

Malvaceae (Mallow Family)


USDA Symbol: NADI2

USDA Native Status: L48 (N)

3-6 ft. stems are branched above and bear large leaves and terminal clusters of white flowers. The leaves are generally round in outline but are cut into 5-9, coarsely toothed lobes. Individual flowers are tubular and crowded together in large clusters.


Plant Characteristics

Duration: Perennial
Habit: Herb
Size Class: 3-6 ft.

Bloom Information

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


USA: DC , IA , IL , IN , MN , OH , VA , VT , WI
Native Distribution: OH to WI, s. to VA & IA
Native Habitat: Moist, alluvial woods; wet roadsides

Growing Conditions

Light Requirement: Part Shade
Soil Moisture: Wet
Soil Description: Wet soils.
Conditions Comments: Not Available


Description: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

National Wetland Indicator Status

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.
* Available Online from Wildflower Center Store


Bibref 946 - Gardening with Prairie Plants: How to Create Beautiful Native Landscapes (2002) Wasowski, Sally
* The Midwestern Native Garden: Native Alternatives to Nonnative Flowers and Plants An Illustrated Guide (2011) Adelman, Charlotte and Schwartz, Bernard L.

Search More Titles in Bibliography

Additional resources

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


Record Last Modified: 2012-12-09
Research By: TWC Staff

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