. Fk;. 172. — Vrori/stix occulta on Rj-e. Tlie ears are stunted, and the spore- puwder emerges from longitudinal fissures in the upper part of the steins. (V. Tubeiif phot.) formation of grey stripes, from which a black spore-powder escapes. The haulms become diseased and smutty, thereby preventing development of the ear, which remains stunted and

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherl, booksubjectfungi