The third weekly display of the Genesee ValleyHorti-cultural Society, lock place on the 20th of May. The varieties of flowers increase with the advance of the season, and a fine show was made.

Ellwanger & Barry exhibited a large number of green-house plants and cut flowers - among them 9 varieties Cm-nerarias, 7 of Calceolarias, 7 of Roses. 9 of Lilacs, 6 Berberries, 5 Spireas, 7 Pesomas, fine collections of Double, Parrot, and Billoem Tulips, and a great variety of other plants and flowers.

Frost & Co., fine selections of Hybrid Perpetuals, Noi-seile and China Roses, SO varieties of Verbenas, tut flowers, Ac.

Wm. King - 50 varieties Tulips, fid of Ponsies, 17 of Calceolarias, Fuchsias, Cinnerarias. etc.

Wm. Webster - Pelargoniums, Fuchsias, Verbenas, 11 seedling Calceolarias, etc.

Mrs. John Williams exhibited 96 varieties of Tulips.

Mrs Jewell - 94 varieties Tulips.

John Donnelian - 24 varieties Tulips.

Leander Welherill-30 varieties Wild Flowers.

John Donnellan and C. F. Grossman, their usual varieties of choice vegetables.

Moses Long, M. D., and Mr. Chitchell, had fine specimens of late keeping apples.

Among the rare flowers, none were more admired than the Calceolarias and "Hovey's America" Verbena, shown by Mr. Webster. J. H. Watts, Sec'y.

Rocfusler, June 5,1852.