Lewis and Clark as Naturalists

Mouth of Cannonball River Sioux County, North Dakota
	Juniperus communis L. var. depressa Pursh common juniper	October 17, 1804
An image of the specimen in the Lewis and Clark herbarium. . . . more>>

	Pediomelum argophyllum (Pursh) J. Grimes silverleaf Indian breadroot	October 17, 1804
Near mouth of Cannonball River An image of the specimen in the Lewis and Clark herbarium. . . . more>>

	*Phalaenoptilus nutallii* Common Poorwill	October 18, 1804
Just below mouth of Cannonball River

	Rosa arkansana Porter prairie rose	October 18, 1804
An image of the specimen in the Lewis and Clark herbarium. . . . more>>

Distance from Camp Dubois: 1,509 miles




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