. Fig 66—Koselhiiia iiciatnx. i, poiiion of root of apple-tree with whue fleecy mycelium, 2, biown hyphae with swelHngs; 3, loot with sderotia beating conidial fruit; 4, single cluster of conidiophoies; 5, branch of last beating conidia; 6, stylospores produced in pycnidia (after Viala) ; 7, perithecium surrounded by conidiophores (after Viala) ; 8, ascospores; 9, a sycamore infected witli thi^ fungus, the portion above ground enveloped in white my- celium, the portion below ground with numerous sclerotia, c (after Hartig). Figs, i and 9 reduced ; the remainder variously mag.

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Keywords: ., bookpublishernewyorkmacmillan, booksubjectplantdis, bookyear1910