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Lewis & Clark as Naturalists
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Date: August 1804

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icon-4 Anemone canadensis L.
Canadian anemone

An image of the specimen in the Lewis and Clark herbarium. . . .
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icon-1 Ardea alba
Great Egret

Capt. Lewis, August 2, 1804--This day one of our Hunters brought me a white Heron. this ...  more>>

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icon-3 Bison bison
American Bison, American Buffalo
Original name, or synonym, Bos Bison Linnaeus, 1758.
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icon-4 Cleome serrulata Pursh
Rocky Mountain bee plant

An image of the specimen in the Lewis and Clark herbarium. . . .
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icon-4 Equisetum arvense L.
field horsetail

An image of the specimen in the Lewis and Clark herbarium. . . .
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icon-4 Euphorbia marginata Pursh
snow on the mountain

Capt. Lewis, August 4, 1804 - No. 27. taken 4th of August, and furst observed ...  more>>

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icon-4 Grindelia squarrosa (Pursh) Dunal
curlycup gumweed
syn. Donia squarrosa Pursh
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icon-2 Ictalurus furcatus Valenciennes in Cuvier and Valenciennes
blue catfish

Gass, August 25, 1804--Two of our men last night caught nine catfish, that would together ...  more>>

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icon-4 Mentzelia decapetala (Pursh ex Sims) Urban & Gilg. ex Gilg.
tenpetal blazingstar
syn. Nuttallia decapetala (Pursh ex Sims) Greene
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icon-4 Pediomelum esculentum (Pursh) Rydb.
large Indian breadroot
syn. Psoralea esculenta Pursh
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icon-1 Pelecanus erythrorhynchos
White Pelican

Capt. Clark, August 8,  1804--in my absence the boat passed a Island 2 Miles above the litle ...  more>>

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icon-5 Pituophis catenifer Blainville
bull snake, gopher snake

Capt. Lewis, August 5, 1804--Killed a serpent on the bank of the river adjoining a large ...  more>>

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icon-4 Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr.&Gray) Iltis
sandyseed clammyweed

An image of the specimen in the Lewis and Clark herbarium. . . .
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icon-4 Psoralidium lanceolatum (Pursh) Rydb.
lemon scurfpea

syn. Psoralea lanceolata Pursh
syn. Psoralea lanceolata Pursh var. purshii...  more>>

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icon-4 Ribes americanum P. Mill.
American black currant

This entry describes one of 30 specimens that were sent to President Jefferson from Fort Mandan and then logged into ...  more>>

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icon-1 Sterna antillarum
Least Tern

Capt. Lewis, August 5, 1804--I have frequently observed an aquatic bird in the cours of asscending ...  more>>

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icon-4 Symphoricarpos occidentalis Hook.
western snowberry

This entry describes one of 30 specimens that were sent to President Jefferson from Fort Mandan and then logged into ...  more>>


 
Image Display <EM>Cleome serrulata </EM>Pursh
Cleome serrulata Pursh


 
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