. The British rust fungi (Uredinales) their biology and classification. Rust fungi. ON SAXIFRAGACEyE 213 conical papilla, marked with faint, sometimes curved, longitu- dinal striae, pale-brown, 26—45 x 14—20/*; pedicels hyaline, slender, deciduous, not as long as the spore. On leaves and petioles of Saosi- fraga granulata, S. stellaris, S. um- brosa. Rare. August. (Fig. 160.). The markings on the teleutospores are perfectly invisible when wet. This species has no connection with Caeoma Saxifragae which is also found on S. granulata. I have specimens from both Scotland and Ireland, the latter o
. The British rust fungi (Uredinales) their biology and classification. Rust fungi. ON SAXIFRAGACEyE 213 conical papilla, marked with faint, sometimes curved, longitu- dinal striae, pale-brown, 26—45 x 14—20/*; pedicels hyaline, slender, deciduous, not as long as the spore. On leaves and petioles of Saosi- fraga granulata, S. stellaris, S. um- brosa. Rare. August. (Fig. 160.). The markings on the teleutospores are perfectly invisible when wet. This species has no connection with Caeoma Saxifragae which is also found on S. granulata. I have specimens from both Scotland and Ireland, the latter on S. umbrosa from Clare Island, and the former on S. stellaris from Lochnagar. Fig. 160. P. Saxifragae. Te- leutospores, u, on S. umbrosa (Ireland), b, on S. stellaris (Lochnagar). Distribution : Central and Western Europe. 84. Puccinia Pazschkei Dietel. P^iccinia Pazschkei Diet, in Hedwig. 1891, p. 103 ; Ber. deutsch. Bot. Gesell. ix. 44, pi. 3, f. 15. Sacc. Syll. xi. 185. Sydow, Monogr. i. 503, f. 411. , Ured. Schweiz, p. 148, f. 113. Trans. Brit. Myc. Soo. iii. 123. -1 mm. wide,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Grove, W. B. (William Bywater), 1848-1938. Cambridge, University Press
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