species 6,955 observations

Giant Wakerobin

Trillium chloropetalum

Field notes

Trillium chloropetalum, also known as giant trillium, giant wakerobin, or common trillium, is a species of flowering plant in the family Melanthiaceae. It is endemic to the western U.S. state of California, being especially frequent in and around the San Francisco Bay Area.

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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Soil pH
Acid

From USDA PLANTS and the Lady Bird Johnson Wildflower Center.