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NPIN: Native 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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Trillium petiolatum (Idaho trillium)
Bransford, W.D. and Dolphia

Trillium petiolatum

Trillium petiolatum Pursh

Idaho trillium, Roundleaf trillium

Liliaceae (Lily Family)

Synonym(s):

USDA Symbol: TRPE3

USDA Native Status: L48 (N)

Trillium petiolatum, from eastern Washington and Oregon, bears its leaves on long stalks and features flowers with dark red-brown petals.

 

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Complexity: Simple
Flower:
Fruit:

Bloom Information

Bloom Color: Red , Yellow , Green
Bloom Time: Apr , May
Bloom Notes: Blooms maroon-red, purple, or greenish to yellowish.

Distribution

USA: ID , OR , WA

Mr. Smarty Plants says

Pictures and sources for black trilliums
June 10, 2008
Do you have pictures and/or sources for Black Trilliums?
view the full question and answer

From the Archive

Wildflower Newsletter 1987 VOL. 4, NO.1 - One Million Bequest Announced, Lady Bird Johnson On Celebrating Four Years, Spri...

Additional resources

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

Metadata

Record Modified: 2010-05-01
Research By: TWC Staff

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