Neue Litteratur. 23 



Morgan, A. P. 1906. Descriptive Synopsis of Morgan's North Ame- 

 rican species of Marasmius. (Journ. of Mycol. XII. p. 159—162.) 

 Morgan, A. P. 1906. North American species of Lepiota. (Journ. of 



Mycol. XII. p. 154-159, p. 195-203, p. 242-248.) 

 O verton, J. B. 1906. The morphology of the ascocarp and spore 



formation in the many-spored asci of Thecotheus Pelletieri. (Bot. 



Gaz. XLII. 6. p. 450—492. 1 pl.) 

 Paddock, W. 1906. A new Alfalfa disease. (Colorado agric. Expt. 



Stat. Press Bull. 28 Nov. 1906.) [Note on the occurrence of a disease 



of Alfalfa, of probable bacterial origin. — Hedgcock.] 

 Passerini, N. 1906. Esperienze per combattere la Peronospora della 



Vite. Serie settima: 1905. (Atti Acc. Georgof., Firenze. 5. III. p. 



145—148.) 

 Patouillard, N. 1906. Un Mitremyces de la Nouvelle Caledome. 



(Mycol. Notes XXII. p. 273—274, flg. 117—119.) [The new fungus, 



Mitremyces Le Rati is described and illustrated from specimens 



collected by M. Le Rat in New Caledonia. — Hedgcock.] 

 Peck, C. H. 1906. A new Species of Galera. (Journ. of Mycol. XII. 



148.) [Describes and figures Galera Kellermani sp. nov. from ground 



in a greenhouse, Columbus, Ohio. — Perley Spaulding.] 

 Peglion, V. 1906. Alterazioni crittogamiche delle castagne. (Italia 



agric. XLIII. p. 36—38 e 101—103. 1 tav.) 

 Peglion, V. 1906. Medicatura dell' Avena. (Italia agric. XLIII. p. 56—58.) 

 Peglion, V. 1906. Moria di piantoni di Gelso cagionata da Gibberella 



moricola (De Not.) Sacc. (Atti. R. Acc. Lincei, XV. 1. p. 62—63.) 

 Petri, L. 1906. Attivitä dell' osservatorio antifillosserico di Colle 



Salvetti. (Boll. uff. Minist. Agric. Ind. e Comm. III. p. 633—636.) 

 Petri, L. 1906. Nuovi studi sulla „Brusca" dell' Olivo. (Bull. Minist. 



Agr. Ind. e Comm. V. p. 445—452.) 

 Rajat et Peju. 1906. Quelques observations sur le parasite du 



muguet. (C. R. Soc. Biol. Paris. LX. p. 1000—1001.) 

 Ravn, F. Kölpin 1906. Plantesygdomme paa nogle af Querne 



Kattegat. [Pflanzenkrankheiten auf einigen der Insel im Kattegatj. 



(Tidsskr. Landbr. Planteavl. XIII. p. 117—124.) 

 Remondino, C. 1906. La fillossera e gli effetti che essa produce. 



(Cuneo, tip. Isoardi, 1906.) 

 Rehm, H. et J. Rick. 1906. Novitates brazilienses. (Broteria V. 4. 



p. 223—228.) 

 Rick, 1906. Fungi austro-americani. Fase. V. und VI. No. 81 — 120. 



(Feldkirch, 1906.) 

 Ridley, H. N. 1906. A Fungus attacking roots of Para Rubber. 



(Agric. Bull. Straits and Feder. Malay States. V. 3. p. 64—65.) 

 Robertson, R. A. 1906. On the histology of plant galls: I. Xesto- 



phanesTormentillae.(Proc. scottish microsc. Soc. IV. 2 — 3. p. 136 — 141.) 

 Rolland, L. 1906. Atlas des Champignons de France, Suisse et Belgique. 



15 Fase. 120 pl. col. 282 especes comestibles, veneneuxou remarqua- 



bles, avec texte. (Paris, 1906. Fase. 1 et 2. 16 pl. avec texte provisoire.) 

 Rostrup, E. 1906. Fungi collected by H. G. Simmons on the 



second Norwegian Polar ^Expedition , 1898— 1902. (Rpt. 2 nd Norwegian 



Arctic Exp. in the Fram, 1898—1902. Kristiania. 1906. 9. p. 1—10.) 

 Rostrup, E. 1906. Oversigt over Landbrugsplanternes Sygdomme; 



1905. [Uebersicht über die Krankheiten der landwirtschaftlichen 



Kulturpflanzen in 1905]. (Tidsskr. Landbr. Planteavl. XIII. p. 79— 115.) 

 Rostrup, Sofie 1906. Nogle Plantesygdomme foraarsajede af Dyr i 



1905. [Pflanzenkrankheiten, durch Tiere verursacht, in 1905]. 



(Tidsskr. Landbr. Planteavl. XIII. p. 298—315.) 



