u EEE 
disposita, discreta tamen, sphæroidea, atra, in ostiolum teretius- 
culum obtusum, osculo minuto hians, interdum nonnibil incras- 
satum producta, coriacea, cellulis fuseis, rotundatis contexta, 
atque villo dematiaceo, fuscescente deflexo comata. Nucleus 
pallescens, asei teretes, paraphysibus filiformibus stipati plasmate 
lutescente feti. Sporidia filiformia, tenuia, longissima, 13/100 
millim. longitud. metientia, lutescentia, obscure plurilocularia. 
Ithaphidophora rubella. Spheria rubella Pers. Pyrenia 
eubilibus insculpta, vertice tantum emergentia, sparsa, vel 
contigua, vix vero seriata, stromate tenui, elfuso, fuscescente, 
eubilia penetrante insidentia, e basi applanata, hemispharico- 
conoidea, atra, fragilia, nuda, cellulis exiguis, rotundatis, 
tumescentibus contexta, vertice in ostiolum erassum, breve, 
valde emergens, osculo rotundato hians tenuata. Nucleus di- 
lute fuscescens. Asci innumeri, teretiusculi, elongati, para- 
physibus tenuibus obvallati. Sporidia filiformia extremitate 
inferiore nonnihil tenuata, hyalino-lutescentia, primum sporidiolis 
seriatis foeta, demum plurilocularia, 10, 11/100 millim. longitud. 
altingentia, 4, vix plura in quodvis asco. 
Leptosphaeria Cesat. et DNtrs. Leptosphaeria herpo- 
trichoides. Sparsa, punctiformis, atra, facie et degendi rati- 
one, indumento Rhaphidophoræ herpotriche (DNtrs. Microm. 
ital. IX. n. 9.) haud absimilis, sed minor. Pyrenia sphæroideo— 
depressa, ½ millim. diametro quantia, inferiori parte, toto 
ambitu filamentis fuligineis, tortuosis porrectis villosa, vertice 
in ostiolum crassum obtusum, vaginas perforans, atque puncti- 
formi emergens contracta, membranacea, flaceida, cellulis obtu- 
sangulis pallide fuligineis contexta, in sicco a basi collabes- 
centia. Nucleus albidus facie amyli. Asci copiosissimi, clavati, 
8-spori, paraphysibus pertenuibus, filiformibus stipata. Sporidia 
fusoideo-elongata, lenissime curvula, plurilocularia, 6, 7/00 
millim. longitud. attingentia, olivaceo-lutescentia, diaphana, 
loculo subinde uno superiore, nonnihil cœteris tumidiore. 
Östioli osculum minutissimum, lente vix conspicuum, tamen 
sporidia in pyreniis madefactis, nubeculæ ad instar exsilientia. 
An den Stoppeln des Roggens. 
Leptosphaeria helmintosphora. Cesat. et DNirs. Schem. 
Sphæria helminthospora Cesat. in Raben. Herb. mycol. I. 
n. 1735. Pyrenia sparsa, primum epidermide tecta, dein ſere 
ex integro liberata, sphæroideo-depressa, vertice umbonata, 
osculoque rotundato-hiantia, coriacea, madore molliuscula, cel- 
lulis quadratis contexta, in sicco collabescentia. Nucleus ge- 
latinosus pallescens. Asci copiosissimi, teretiusculi, 4-spori. 
Paraphyses coalescentes aseis sterilibus perfecte diaphanis im- 
mixtis. Sporidia majuscula, elavsformia, 5/100 millim. longitud. 
equantia, plerumque 8-locularia, ex olivaceo-dilute fuscescentia, 
