[IÇ)J F- THEISSEN : DE HEM1SPHAERIALIBUS NOTAE SUPPLENDAE 91 



Syn. Microthyrium subcyaneum (E. et M.) Th., Fragm. 

 brasil., n.° 174. 

 Asterina subcyanea Eli. et Mart, Amer. Nat, 1884, 

 p. 1148. 



Asterella subcyanea (E. et M.). Sacc, Sy 11. ix, p. 395. 

 Hab. in foliis Quercus laurifoliae, America boreali. 

 Exsicc. Ellis, N. Amer. F. 1360. 



Hypophylla. Peltotheciis sparsis, 250-350 [i diam. orbiculari- 

 bus, planis, médio convexulis, membrana ex hyphis delicatis, 

 2 1 / 2 u. crassis, viridulo coeruleis, dense rectangulariter-reticulatis 

 contexta ; pseudo-ostiolo orbiculari centrali ; circa ostiolum opace 

 nigra, dein versus peripheriam laxius reticulata coerulea, margine 

 hyaline evanescente. Asei numerosi, elongate cylindrici, supra 

 subclavati et rotundati, usque 110 = 26 ^, octospori. Sporae dis- 

 tichae, hyalinae, oblongae, utrinque angustatae, médio septatae 

 valideque constrictae, 20-24 — 6-8^, cellula inferiore paulum 

 elongata. 



Probabiliter huic generi adscribenda erunt etiam Microthyrium. 

 abnorme P. Henn. (Hedwigia 44 p. 65 ; Sacc. Syll. F. xvn, p. 864) 

 et Microthyrium Leopoldvilleanum P. Henn. (Herb. Berolinense in 

 foliis Coffeae, Congo); melius tamen delentur utpote plane imma- 

 tura (cfr. Annal. mycol. 1912 p. 170). 



3- DÍCtyopeltis Theiss. 

 Annal. myc. 1913, p. 469. 



I. D. Vlllgaris (Rac.) Theiss. 1. cit. 



Syn. Clypeolum vulgare Rac. in Parasit. und epiphyt. Pilze 

 Javas (Buli. Acad. Sc. Cracovie 1909) p. 384. 



Hab. in foliis Hydnocarpi, Garciniae, Canarii etc, Java. 



Peltothecia orbicularia, gregária, applanata, nigra, 0,5-0,7 mm. 

 diam.; mycelio nullo; membrana ex hyphis 1-2 u. crassis rectan- 

 gulariter reticulatis contexta, centro opaca nigra, versus marginem 

 hyalinescens laxe reticulata; ostiob nullo; aetate tota membrana 

 irregulariter reicitur. Asei globosi vel late ovati, aparaphysati, 

 17-21 a lati, octospori. Sporae ovatae, médio laeves, hyalinae, 

 9-12 = 3-4 u.. 



