Journal of Mycology 
50 
[Vol. 9 
Riddellia cooperi Gray, host to Gymnoconia riddellise Griffiths 
n. sp. Bull. Torr. Bot. Club, 29:297. May 1902. 
Roach, a wingless small brown, host to Herpomyces arietinus 
Thaxter n. sp. Proc. Am. Acad. Arts & Sci. 38:15. June 
1902. 
Robinia pseudacacia, host to Fusicladium robiniae Shear n. sp. 
Bull. Torr. Bot. Club, 29:452. July 1902. 
Rocks, argillaceous, matrix to Endocarpon monicae A. Zahlbr. 
n. sp. Beihefte z. Bot. Centralbl. 13:153. 1902. 
Rocks, argillaceo-schistose, matrix for Ejndocarpon wilmsoides 
A. Zahlbr. n. sp. Beihefte z. Bot. Centralbl. 13:153. 1902. 
Rocks, calcareous, matrix for Lecania turicensis californica A. 
Zahlbr. n. var. Beihefte z. Bot. Centralbl. 13:159. 1902. 
Rocks, granite, matrix for Acarospora epilulescens A. Zahlbr. 
n. sp. Beihefte z. Bot. Centralbl. 13:161. 1902. 
Rocks, granite, matrix for Dermatocarpon ecarosporoides A. 
Zahlbr. n. sp. Beihefte z. Bot. Centralbl. 13:154. 1902. 
Rocks, granite, matrix for Heppia hassei A. Zahlbr. n. sp. Bei¬ 
hefte z. Bot. Centralbl. 13:157. 1902. 
Rocks, granite, matrix for Psorotichia squamulosa A. Zahlbr. n. 
sp. Beihefte z. Bot. Centralbl. 13:158. 1902. 
Rolfs, F. M. Potato Failures (Rhizoctonia solani Kuhn.) 
Colo. Agr. Exp. Sta. Bull. 70:1-20. 12 pi. March 1902. 
Root Rot of Apple trees, see Thelephora galactina Fr., A Root 
Rot. 
Rosellinia bigeloviae E. & E. Am. Nat. 1897, 341. [Corrected 
description.] Jour. Mycol. 8:16. June 1902. 
Rot, Brown, of Stone fruits. [Monilia fructigena. Circular is¬ 
sued Jan. 1901.] Frederic T. Bioletti. Rep. Agr. Exp. 
Sta. Univ. Calif. 1898-19021330-3. 1902. 
Rot in Cauliflower and allied Plants, Preliminary Note on a New 
Organism producing. [Bacillus oleraceae n. sp.] F. C. 
Harrison. Science. N. S. 16:152. 25 July 1902. 
Rot, A Soft, of Carrot and Other Vegetabes. [Caused by Bacil¬ 
lus carotovorus Jones.] L. R. Jones. An. Rep. Vt. Agr. 
Exp. Sta. 1899-1900, 13 :299~332. 1 pi. 1901. 
Rot, Orange and Lemon. [Pencillium digitatum.] C. W. 
Woodworth. Univ. Calif. Publications, Agr. Exp. Sta. Bull. 
139:1-12. Feb. 1902. 
Rot, Peach, see Peach Rot. ... 
