A text-book of mycology and plant pathology . Fig. 66.—a, Chain of young seciospores of Puccinia caricis; a, fusion tissue;b, basal (fusion) cell with conjugate nuclei; c, aeciospore mother-cell; d, intercalarycell; e, young aeciospore; B, germinating aeciospore of P. caricis; C, teliospore of ; D, formation of teliospores of P. falcaria {after Ditlschlag); E, developmentof aecium {after Blackman) of Phragmidium violaceiim; e, epidermal cell; s, sterilecell; below these cells a nucleus is seen migrating into the adjacent cell/; F and G,conjugation of two female cells to form basal cel
A text-book of mycology and plant pathology . Fig. 66.—a, Chain of young seciospores of Puccinia caricis; a, fusion tissue;b, basal (fusion) cell with conjugate nuclei; c, aeciospore mother-cell; d, intercalarycell; e, young aeciospore; B, germinating aeciospore of P. caricis; C, teliospore of ; D, formation of teliospores of P. falcaria {after Ditlschlag); E, developmentof aecium {after Blackman) of Phragmidium violaceiim; e, epidermal cell; s, sterilecell; below these cells a nucleus is seen migrating into the adjacent cell/; F and G,conjugation of two female cells to form basal cell of asciospore chain {after Dittschlog).In G the first conjugate division is just completed. {Adapted from Grove, BritishRust Fungi.) as soon as it is formed, cuts off by conjugate division a small cell below,called the intercalary cell; this soon disorganizes and disappears, whilethe other portion remains as the aeciospore. The succeeding uredinio-spores have two nuclei in the conjugate condition and this is continuedover into the cells
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Keywords: ., bookcentury1900, bookdecade1910, bookidtextbook, booksubjectfungi
