Plant

Silver-leaf psoralea; silvery scurfpea

Pediomelum argophyllum
Plant
Silver-leaf psoralea; silvery scurfpea
Habitat
Cannonball River
Conservation
Apparently secure
First Observed
1804-10-17

Plant among specimens lost, journal description remains. Leaves used as tea to treat constipation, seeds poisonous.

In the NPS atlas of species the expedition described

Silver-leaf psoralea; silvery scurfpea

Plant · recorded by Lewis and Clark

Discovered on the Cannonball River. This plant was among the specimens lost, but journal description remained. Leaves were used as tea to treat constipation. The seeds are poisonous.

Source: National Park Service, Lewis and Clark National Historic Trail Park Atlas.

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