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Trillium petiolatum

Pursh

Idaho trillium, Purple trillium, Round-leaved trillium

iNaturalist· cc-by-nc

(c) Michael Stein, some rights reserved (CC BY-NC), uploaded by Michael Stein

iNaturalist· cc-by-nc

(c) mhays, some rights reserved (CC BY-NC), uploaded by mhays

iNaturalist· cc-by-nc

(c) dieps, some rights reserved (CC BY-NC)

Trillium petiolatum, the Idaho trillium, also known as the long-petioled trillium or round-leaved trillium, is a species of flowering plant in the family Melanthiaceae. It is native to the northwestern United States, in Idaho, Oregon, and Washington. Its type specimen was gathered by Meriwether Lewis during the return trip of the Lewis and Clark Expedition in 1806.

Description

A herb. The rhizomes or underground stems are deep. The leaves are 7-14 cm long by 6-10 cm wide. The flowers are near the ground.

This description is brief — help expand it

Edible Uses

The roots are used to make tea.

Distribution

It is a temperate plant.

Where It Grows

North America, USA,

Notes

Also put in the family Trilliaceae.

References (1)

  • Moerman, D. F., 2010, Native American Ethnobotany. Timber Press. p 567

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