Donteromycotti', IIyalostill)acece, DiJymosporoe, Didymostilbe. 645 



PILACRE Fr. — Syll. IV p. 579, X p. 683, XI p. 641, XVI p. 1083. 



1. Pilacre Bubonis Rostr. Fungi Groenl. orient. 1904, p. 114 (Neddel. SfW.j 

 Groul. XXX). — Synnematibus gregariis, stipitato-capitati», albi- 

 dis, 5-6 mm. alt., 1-2 mm. cr., capitulo disciformi-depresso, levi, 

 fusco; conidiis ellipsoideis, 1-guttulatis, hyalinis, 5-6^4. 



Hab. in pilulis rejectis Strigum, Kap Dalton Groenlandiie. 



Sect. 2. Didymospora). 



DIDYMOBOTRYOPSIS P. Henn. F. javanici novi in Hedw. 1902, 

 p. 149 (Etym. a Didymobotryo cui affinis). — Mycelium effasum, 

 albidum. Synnemata subcylindracea ex hyphis hyalinis coalitis 

 conflata, apice fimbriata. Conidiophora subulata. Conidia acrogena 

 singularia, oblonga, hyalina, 1-septata. 



1. Didymobotryopsis parasltica P. Henn. 1. c. — C;Bspitulis albidis 5697 

 0,5-0,8 mm. diam. ; hyphis sterilibus hyalinis, repentibus; synne- 

 matibus ex hyphis coalitis hyalinis conflatis, apice fimbriatis, flavi- 

 dulis, ca. 80-100 >^ 20-30; conidiophoris subulatis 10-12^3, coni- 

 diis oblonge subcylindraceis, utrinque obtusis, medio 1-septatis, 

 12-15 V 3-3,5 hyalinis. 



Hab. in foHis Durionis zibethini, Buitenzorg Javae. 



DIDYMOSTILBE P. Henn F. javanici novi in Hedw. Aug. 1902, 

 p. 148, Didijmostilbe Bres. et Sacc. in Atti Congr. bot. Paler. 

 Majo 1902, sed editi Dec. 1903 (Etym. didymos duplex et Stilbum 

 cui affinis). — Synnemata teretiuscula, apice capitato-conidiophora, 

 ex hyphis hyalinis coalitis conflata. Conidia acrogena oblonge sub- 

 fusoidea, hyalina, 1-septata. — Est Stilbum didymosporum, hinc 

 inter Hyalostilbeas occupabit casulam n. 12. Cfr. Sy^l. XIV p. 58. 



1. Dldymostilbe Coffeae P. Henn. F. javanici novi, in Hedw. 1902, 509^ 

 p. 14S. — Synnematibus filiformibus, apice subcapituLitis, palli- 

 dis, 1,5-2 mm. longis, basi usque ad 150-200 [j.. incrassatis, medio 

 60-70 |j.. crassis; capitulis oblonge globosis, 60-100 |x. diam.; co- 

 nidiis acrogenis, fusoideis, utrinque attenuatis, obtusiusculis vel 

 subacutiusculis, rectis v. curvuHs, raedio 1-septatis, haud constri- 

 ctis, 17-20 ^ 4, hyalinis. 



Hdb. in ramis Coffe;e arabicce, Buitenzorg Jav.c. 



2. Didymostllbe Eichleriana Bres. et Sacc. in Atti congr Palermo 5699 

 (1902), 1903, p. 59. — Synnematibus gregariis, parasiticis, gla- 



