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Bransford, W.D. and Dolphia
Trillium petiolatum Pursh
Idaho trillium, Roundleaf trillium
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.
Bloom InformationBloom Color: Red , Yellow , Green
Bloom Time: Apr , May
Bloom Notes: Blooms maroon-red, purple, or greenish to yellowish.
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
Record Last Modified: 2010-05-01
Research By: TWC Staff