. Fig. 252.—Accidiuiii coruscans on malformed shoots of Spruce. The compact abnormal shoots thickly covered with white aecidia contrast strongly with the normal portions, (v. Tubeitf phot, from material presented by Prof. Fries, Upsala.) P. Engelmanni Thiim. On cones of Picea Smithiana. (U. S. America.) P. piceae Barcl. On needles of Picea Smithiana. P. Peckii Thiim. On needles of Tsuga canadensis (U.S. America). P. balsameum Peck. On needles of Abies halsamea (U.S. America). P. ephedrae Cooke. On Ephedra in U.S. America. P. cedri Barcl. On needles of Cedrus Deodara in India. P. Balansae Corn.

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. Fig. 252.—Accidiuiii coruscans on malformed shoots of Spruce. The compact abnormal shoots thickly covered with white aecidia contrast strongly with the normal portions, (v. Tubeitf phot, from material presented by Prof. Fries, Upsala.) P. Engelmanni Thiim. On cones of Picea Smithiana. (U. S. America.) P. piceae Barcl. On needles of Picea Smithiana. P. Peckii Thiim. On needles of Tsuga canadensis (U.S. America). P. balsameum Peck. On needles of Abies halsamea (U.S. America). P. ephedrae Cooke. On Ephedra in U.S. America. P. cedri Barcl. On needles of Cedrus Deodara in India. P. Balansae Corn. On leaves of Dammara ovata in New Caledonia. ^Also reported at Haslemere (Britain), Grevillea, xix., 1890. 2d