292 F. Petrak: Pilze 1921 (ohne die Schizomyceten und Flechten) [132 



Isaria myrmicidae Lloyd 1920. Mycological Notes Nr. 62, Cinoinnati, p. 915. 



— In Myrmica spec, Brasilia. 

 Isipins'a Doidge 1921. Bothalia I/l, p. 15. (Polystomellaceae.) 



Mycelium superficiale, ramosum, septatum, hyphopodiatum. Stro- 



mata superficialia ex hypostromate subcuticulari oriunda, pluriis affi 



Loculi inordinate disposite, rotundati vel elliptici. Asci paraphysati, 



8-spori. Sporae phaeodidymae. 

 /. areolata Doidge 1921. Bothalia I/l, p. 15. ■ — In foliis vivis Eucleae nata- 



lensis, Natal, Africa austr. 

 /. contorta Doidge 1921. Bothalia I/l, p. 15 (syn. Dotlüdasteromella contorta 



Doidge 1920.) 

 *Isoachlya Kauffman 1921. Amer. Journ. Bot. VIII, p. 231. {Saprolegnia- 



ceae.) 

 I. monilifera (de Bary) Kauffman 1921. Amer. Journ. Bot. VIII, p. 231 



(syn. Saprolegnia monilifera de Bary). 

 /. paradoxa (Coker) Kauffman 1921. Amer. Journ. Bot. VIII, p. 231 (syn. 



Achlya paradoxa Coker). 

 /. toruloides Kauffman et Coker 1921. Amer. Journ. Bot. VIII, p. 291. — 



America bor. 

 Isothea chilensis Speg. 1921. Bol. Acad. Nac. Sei. Cordoba XXV, p. 73. — 



In Alstroemeria, Chile. 

 Jafluola Speg. 1921. Bol. Acad. Nac. Sei. Cordoba XXV, p. 39. (Perisporiaceae.) 

 ,,Perisporiacea, phaeodidyma; subiculum dematieum exliypho- 



podiatum subcuticula crassa sed supra epidermideni hospitis vigens, e 



perithecio radians, fibris rectis vel vix flexuosis ramulosisque seriebus 



duabus parallelis cellularum globosarum compositis efformatum; peri- 



tliecia atra, saepius centro subiculo insidentia minute globosa astoma 



glabra atra coriacella parenchymatica ; asci obovati aparaphysati octo- 



spori; sporae subclavulatae conglobatae 1-septatae fuligineae." 

 J. chilensis Speg. 1. c. — In fol. Puyae chilensis, Chile. 

 Jahniella campanulae-cerviculatae (Vestergr.) Pet. 1921. Annal. Mycol. XIX, 



p. 123 (syn. Rhabdospora campanulae-cerviculatae Vestergr.). 

 Kalmusia delognensis (Speg. et Roum.) Wint. sec. Pet. 1921. Annal. Mycol. 



XIX, p. 45 = Thyridaria rubro-notata (B. et Br.) Sacc. (syn. Melogramma 



rabro-notata Berk. et Br., Massaria lateritia Tul., Thyridaria delognensis 

 Speg. et Roum., Th. ailanthi Rehm). 

 Karschia elaeospora Fairman 1921, Proc. of Rocliester Acad. Sei. VI, p. 105. 



— In nucibus Hicoriae, America bor. 

 Karstenula moravica (Rehm) Pet. sec. Pet. 1921. Annal. Mycol. XIX, p. 29, 



= K. dumorum Mont. = Cucurbitaria moravica Rehm. 

 Khekia Pet. 1921. Hedwigia LXII, p. 284. (Lophiostomataceae.) 



Perithecien ziemlich groß, einem filzigen, gelbgrünlichen Stroma 



eingesenkt, brüchig kohlig, mit ganz flachem, linienförmigem Ostiolum. 



Aszi achtsporig. Sporen hyalin, spindelförmig, mit ein oder mehreren 

 Querwänden. Paraphysen fädig. 

 K. ambigua (Pass.) Pet. 1921. Hedwigia LXII, p. 284 (syn. Calospora am- 



bigua Pass.). 

 Klebahnia dolichospora (Diet. et Holw.) Arth. 1921. North Amer. Flora VII, 



p. 480 (syn. Uromyces dolichosporus Diet. et Holw., U. Tournefortiae 



P. Henn.). 



