Sphseriaceae, PhaBoplirasmias, Loptosphferia. 13 



bus ; ascis clavatis, crasse fcunicatis, GO ~ 15 ramuloso-paraphysatis, 

 oetosporis; sporidiis distichis obtuse clavatis, 3-septatis, 3-nuclea- 

 ftls, dilute fuligineis, 18-21 sG, basi cauda filiformi, 1-septata, hya- 

 lina 6 u. longa auctis, loculo superiore subhyalino, eguttulato. 



Hab. in sarmentis Clematidis Vitalbae in Britannia, Uer- 

 mania, Austria. — Sporidia tota. sec. Berk et Br., 35 y. longa, 

 qiiia cauda inclusa. 



4. Rebentischia Typh« II. Fab. Spher. Vaucl. p. 85 fig. 22. — Pe- raus 

 ritheciis latissime sparsis, immersis, globosis, atris; ostiolo conico, 

 prominulo, l /, - V> mill. d., ascis clavatis, stipitatis, 8-sporis, 70-100. 



- 11-15; sporidiis imbricato-distichis, clavatis, 5-septatis, flavis, 

 loculis 1-guttatis; loculo ultimo absque guttula, longiori, angustiori, 

 in candam conicam dilutiorem, fere hyalinam, producto, 27-34 » 

 9-10. 



Hab. ad calamos exsiccatos T y p h se a n g u s t i fo 1 i ?e, Vauclu.se 

 Galliae. 



5. Rebentischia ranella (B. et Rev.) Sacc, Sphceria ranella. B. et 2894 



Rav. North Am. Fungi n. K!)5. — Peritheciis globosis coiiapsis 

 rugosis stromate tenui insidentibus; sporidiis caudatis bipartitis, 

 parte super. elliptico-acuta, colorata, parfce inferiori elongato-atte- 

 nuata, plurinucleata, hyalina, totis 18-25 y. long. 



Hab. in ramis Platani, Carolina inf. Amer. bor. (Ravenel) — 

 A n A n ihos to mella f 



LEPTQ$PH£RIA Cos. et De Not. Schem. Sfer., p. 00, emend. Sacc. 

 (Etym. a leptos, parvus et Sphceria). — Perithecia epidermide pri- 

 mitus tecta, sphjeroidea vel sphaeroideo-depressa conoideave, poro 

 simplici pertusa vel ostiolo papillato, glabra, rarius filaraentis ob- 

 sessa, coriaceo-membranacoa. Asci cylindracei, v. clavati, v. sac- 

 cati, saepius, octospori, paraphysati, Sporidia ovoidea, v. fusoidea 

 bi-multi-septata, olivacea, mellea v. fuliginea. — Ab hoc genere 

 (sensu auctorum) seposui species constanter hyalosporas (Meia- 

 sphceria). Sed quum forte in nonnullis speciebus ad Mclasphceriaih 

 (sec. descriptionem auctorum) rclatis, spcrridia (ubi matura obsor- 

 ventur) colorata fiant, hinc species omnes dubi;c etiam apud Mc- 

 iasphcerias inquirendse sunt *). 



*) Genevi Leptosphcerm certe pertinent Myriocarpwn nudum et M. pa- 

 pillatum Bon. Abhandl. p. 154, ibi niniis imperfecte descripta, ut censori mo- 



reantur. 



