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Lewis & Clark as Naturalists
The Collection: Species Details Lewis and Clark as Naturalists
Plant    Species Name:
Alnus rubra Bong.
syn. Alnus oregona Nutt.
syn. Alnus oregona Nutt. var. pinnatisecta Starker

Common Name:
red alder


Lower Columbia River, Washington   March 26, 1806

An image of the specimen in the Lewis and Clark herbarium. . . .

Alnus rubra (PH-LC 8)

The copyright for this image is retained by the Academy of Natural Sciences of Philadelphia; this image is used with their permission.

Journal Entries:

Capt. Lewis, February 9, 1806--The stem of the black alder of this country before mentioned as arriving to great size, is simply branching ...  more>>

See following caption
collected by F.A. Walpole 2127, Curry Co., Oregon, May 2, 1902

See following caption
Alnus rubra (RAH01753)

See following caption
Alnus rubra, catkins (M. Rivers Smith)

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