Painted trillium (Trillium undulatum)

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Illustration of Trillium undulatum by Anne Marie Carney

Species: Trillium undulatum
Common Name: Painted trillium
Status: Endangered, Michigan and Ohio;
Threatened, Kentucky
Range: Canada, United States

Map of United States illustrating the range of Trillium undulatum

Artist: Anne Marie Carney
Artist Home Country: United States
Medium: Mixed media

These woodland wildflowers are often picked by humans and eaten by deer—leaves and all—which weakens the plant and contributes to its declining numbers. Its seeds are planted by ants. Once they germinate, they do not produce flowers for another 5 years.



A specimen of Painted trillium (Trillium undulatum) from the museum's herbarium collection:

National Herbarium preserved specimen of Trillium undulatum