Bulletin Volume 27-52 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1891 Excerpt: ...March 4, 1892. V. Palmat't, (Blue Vi det). S.i'.-ar Grove, Fairfield Co., May 8, 1891; rare; V. pubescens (Yellow Violet). Sugar Grove, Faiili-ld Co., but a single plant was found; Georgesville, Franklin Co., May 7, 1892; not abundant. V. rostrata (Pale Violet), Sugar Grove, Fairfield Co., May 4, 8, 1891; very abundant. V. blanda (Sweet White Violet), Sugar Grove, Fairfield Co., May 8, 21, 1891; abundant. These specimens differ from the secidial stage of Puccina: violas described by Professor Burrill, in having spermagonia, and from Ecidium Marie-Wilsonii in occurring on thickened spots. To quote from the description of the last named species. "This seems to differ from At. violas in the leaf spots not being thickened, in the secidia and spores, and in the presence of spermagonia." Prof. Plowrightf gives.'Ecidium viola; as a synonym of Puccinea violas. The affected stems are much distorted. P. Xanthii, Schw. On Xauthium Canadensis (Cocklebur), Columbus, Sept. 27, 1890; Sugar Grove, Fairfield Co., Sept. 20, 1890. The fungus forms spots, brown with a lighter margin, scattered irregularly over the large, coarse leal. Phragmiditjm Fragari.:, (D. C), Rosm. On the leaves of Potentilla Canadensis (Common Cinque-foil or Five-Finger), Columbus, Oct. 3, 1890, April, 1891; Sugar Grove, Fairfield Co., May 16, 1891; Lancaster, June 20, 1879; roadside near Westerville, Franklin Co., May, lS92. Ph. Mucronatum. On Rosa, Central College, May, 1892. The secidial stage was found in abundance. Gymnosporangium Macropus, Lk. On Juniperus Virginiana (Red Cedar), Georgesville, Franklin Co., Nov., 1890; Geaugi Co., May 29, 1891; Catawba Island, June, 1891; Rock Mills, Fairfield Co., Nov. 2, 1891. Dr. Roland Thaxter (Bot. Gazette, Vol. XIV, No. 7, July, 1889, pp. 633-672), ...