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Show • CATALOGUE OF PLANTS. CLASS I.-EXOGENOUS PLANTS. RANUNCULACEiE. 'Clemati3 Virginiana, (Linn.) Valley of the Platte. June, July . .Ranuncu.lu.s sceleratu.~, (Linn.) Valley of the weet Water river. Augu-.t 18-20 . .R. cymba/aria, (Pursh.) Upper Platte. July 31, August. .Aquilegia cmrulea, (Torr.) Wind river mountain.:;. Augmlt 13-Hi. .Act rea rubra, (Bigcl.) Upper Platte. August 26-31 . Thalictrum Cornuti, (Linn.) Platte. T. megacarpum, n. sp. Upper Platte. AuiTust 26-31. M:ENISPERMACE£. Menispermum Cana.dense, ( Linn.) Leaves only. On the Platte. B£ RBERlDACEiE. Berberis aquifolium, (Torr. and Gr.) Wiud river mountain.. August 13-16. PAPAVERACEJE . .Argemone Mexicana {1 albifora, (DC.) Forks of the Platte. July Z. CRUClFEIL£. Nasturtium paluslre, (DC.) lllack hills of the Platte. J uly 26, August. Erysimum clteirantltoides, (Linn.) Black hill~. July 23. E . asperum, (N utt.) South fork of tho Platte. July 4. Pacltypodium, (Tltclypodium, Endl. Gen. p. 76,) integrifolium, (Nutt.) N orth fork of the Platte. September 4. Var. with longer pods. With the preceding . Veaicaria didymocarpa, (Hook.) Leave,; only. North fork of thr Platte, above the Red Buttes. July 30. Braya, n. sp. Wind river mountains, near the limits of perpetual snow. August 15. Lepidium ruderale, (Linn.) On the Platte. JW1e 29. CAPr ARIDACE.l£. Cleome integr-ifulia, (Torr. and .cr.) From the Lower P laltf• nrarly to the mountains. Jtme !19, July 2, Augu:•t 21 . Polanisia tracltysperma, (J (Torr. and Gr.) Dlack hill · of thr Plnttr. July 23. POL YGALACE_iE . Polygala alba, (Nult.) Jl . Dryrich ii, (Torr. and Gr.) Forks of the Platte. July 2. DRO ERACE}E. Parnassia fimbriala, (Banks.) Little andy creek, defiles of tho Wind river mountains. Aug. S. CARYOPHYLLACEJE . .Arenavia congesta, (Nutt.) Ilighcr>t parts of the Wind river mountains. Augu t 13-16. Silene Drummondii, (Hook.) With the preceding. S. acaulis, (Linn.) Wind river mountains, at the limit.. . ; of perpetual snow. |