238 F- Petrak: Pilze 1920 (ohne die Schizomyceten und Flechten) [162 



Phyllosticta populina Sacc. var. parva House 1920. Bull. New York State Mus. 



219/220, p. 55. - - In foliis Populi moniliferae, America bor. 

 Ph. spermoides House 1920. Bull. New York State Mus. 219/220, p. 56. — 



In foliis Vitis ripariae, America bor. 

 Ph. tumoricola House 1920. Bull. New York State Mus. 219/220, p. 55. — 



In foliis Quercus albae, America bor. 

 Ph. vagans House 1920. New York State .Mus. 219/220, p. 56. - • In foliis 



Smilacinae racemosae, America bor. 

 Phyllostictina conceutrica (Sacc.) v. Höhn. 1920. Hedwigia LNII, p. 64 (syn. 



Phyllostida conceutrica Sacc). 

 Ph. ericae v. Höhn. 1920. Hedwigia LNII, p. 62. - - In foliis emortuis Ericae 



corneae, Tirolia. 

 Ph. uvicola (Berk. et Curt.) v. Höhn. 1920. Annal. Mycol. XVIII, p. 94 (syn. 



Phoma uvicola B. et C). 

 Physalospora theobromae Turconi 1920. Atti d. Istit. Bot. d. Univers. d. Pavia 



XVII, p. 6. - - In foliis vivis Theobromae cacao, Italia (in caldariis). 

 Phytophthora carica (Hara) Hori ex K. Sawada 1916. In Taiwan Hakubutsu 



Gakkwai Kwaihö (Journ. of Formosan Nat. Hist. Soc.) Nr. 26, p. 174 



bis 179, T. 5. - - Cfr. Tanaka in Mycologia NU, p. 25 (1920) (syn. Kawa- 



kamia carica Hara, Phytophthora fici Hori). 

 Pilidium graminicola House 1920. Bull. New York State Mus. 219/220, p. 60. - 



In foliis vivis Calamagrostidis canadensis, America bor. 

 Plagiostoma Vleugelii (Kleb.) v. Höhn. 1920. Hedwigia LNII, p. 49 (syn. 



Gnomonia Vleugelii Kleb.). 

 *Plasmodiophora vascularum Maly 1920. Journ. Dept. Agric. Porto Rico IV, 



p. 41 — 46. - - In foliis et eulmis Sacchari officinarum, ins. Porto Rico. 

 *Platygloea caroliniana Coker 1920. Journ. Elisha Mitchell Soc, XXXV. - 



America bor. 

 *P. lagerstroemiae Coker 1920. Journ. Elisha Mitchell Soc. XXXV. - - Ame- 

 rica bor. 

 Pleospora leporum (Fuck.) v. Höhn. 1920. Sitzb. Akad. Wiss. Wien, Math.- 



Naturw. Kl., Abt. I, 129. Bd., p. 163 (syn. Pleophragmia leporum Fuck.). 

 P. pomorum Hörne 1920. Journ. of Bot. British and Foreign. LVIII, p. 239. - 



In fruet. Piri mali, Anglia. 

 P. shepherdiae House 1920. Bull. New York State Mus. 219/220, p. 69. - 



In ramis Shepherdiae canadensis, America bor. 

 Pleurotus abbreviatus Kalchbr. sec. Bres. 1920. Annal. Mycol. XVIII, p. 65 



= Polyporus subpulverulentus Berk. 

 P. abscondens Peck sec, Bres. 1920. Annal. Mycol. XVIII, p. 65 = P. ligna- 



tilis Fr. 

 P. Cavarae Bres. 1920. Annal. Mycol. XVIII, p. 28. --Ad truncos Citharexyli 



subserrati Sw., Italia. 

 P. cucullatus Bres. 1920. Annal. Mycol. XVIII, p. 29 (syn. Lentinus cucullatus 



Bres.). 

 P. diabasicus Velenovsky 1920. Ceske houby, Dil II, p. 352. - - Auf bloßer 



Erde eines grasigen, sonnigen Hügels, Böhmen. 

 P.Gussonei (Scalia) Bres. 1920. Annal. Mycol. XVIII, p. 28 (syn. Lenzites 



Gussonei Scalia, Pleurotus ostreatus var. nigripes Inz.). 

 P. gypseus Velenovsky 1920. Ceske houby, Dil II, p. 350. — In einer hohlen 



alten Robinie, Böhmen. (Dürfte mit P. ulmaricus verwandt sein.) 



