. Fig. 296.—Septoria parasitica, n, Young diseased shoot of Spruce, with apex still fresh and green. b, Needle diseased towards base, c, Apex of a two- year-old shoot, into which the disease has extended backwards from the younger shoot; the brown discoloration of cortex and pith is indicated by shading. (After R. Hartig.)

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherl, booksubjectfungi