Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplants00tube Year: 1897 290 USTILAGINEAE. shoot. Spores are developed only in the inflorescence, which in consequence fails to reach its full development as a panicle, and remains more or less spike-like and enclosed in a leaf- sheath. The parts of the inflorescence become completely filled Fi(!. 160.—Ustilago tritici. Wheat-smut. The central ear is normal and liealthy, the others are smutted and most of the spores ai'e
Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplants00tube Year: 1897 290 USTILAGINEAE. shoot. Spores are developed only in the inflorescence, which in consequence fails to reach its full development as a panicle, and remains more or less spike-like and enclosed in a leaf- sheath. The parts of the inflorescence become completely filled Fi(!. 160.—Ustilago tritici. Wheat-smut. The central ear is normal and liealthy, the others are smutted and most of the spores ai'e already shed, (v. Tubeuf phot.) with a sporogenous mycelium from which arise the spore-masses; these are at first enclosed in whitish coverings consisting of tissues of the host-plant, but when mature they escape as a black dust or powder.
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