488 
sporidia. ovoldea, unilocularia, coryzina Jutea viscosa arcte obvoluta, 
diaphana oleosa. Ph. vulpina Tul. 7.) Conida Massal. Apothecia 
minutissima hypophlaeodica, tandem denudata, maculaeformia, laevia, 
irregularia immarginata, in disco aliorum lichenum parasitica exci- 
pwlogue destituta. Asci clavati rari 8-spori, paraphysibus congluti- 
natis-stipatis mucilaginosis inconspicuis’ obvallati, sporidia diaphana 
ovoideo - elliptica v. pallidissima colorata bi- tri-locularia. Arten: 
€. clemens Massal. (Phacopsis Tul.), C. apotheciorum Massal. 
(Sphaeria Massal. ricerch.) und C. sordida Massal. (Sphaeria ? 
Lichenis sordidi Massal. ricerch.). — Die Gattung Xylographa 
Fr. aus der Tribus der Graphideae erhält den verbesserten Cha- 
rakter: Apothecia primum paunctiformi-elliptica, jam primitus aperta, 
deih plus minusve elongata linearia lirellaeformia ceraceo-mellia: 
excipulo annulari nigro subtus oınnino deficiente instracta. Asei 
elavati S-spori, paraphysibus obvallati, sporidia ovoidea v. elliptica 
simplicia uniloenlaria. Thallus leprosus tenuissimus saepe subobso- 
letus. Eine neue Art derselben ist: X. incerta Massal., thallo ma- 
enlaeformi albescente tenuissimo, apotheciis lineari-elongatis minufis 
rectis simplicibus canaliculatis, atris, madefactis turgidis convexis 
castaneo-atris, disco furfuraceo verruculoso; ascis clavatis erebris &- 
sporis, paraphysibus mucilaginosis 'apiee tumidis fucatis obvallatis, 
sporidiis ovoideis nebulosis, diam. long. Omm, 0122, transy. 0", 0061, 
Ad ligna Hercyviae superioris. Hampe. — Opegrapha centrifugs 
Massal., thallo tartareo - pulverulente, furfuraceo - leproso sordide 
eineraceo-albescente effuso; apotheciis minutis aterrimis subrotundis 
plicato-crispis intestiniformibus irregularibus, primum in pulvinalos 
orbiculares dense aggregatis, stipatis, tandem centrifugis in orbem 
(eentro denudato) dispositis; ascis parvis clavatis 8.sporis, parapby- 
sibus parcis inconspicuis fucatis obvallatis, sporidiis ellipticis utrin- 
que rotundatis 4-locularibus diaphanis, diam. long. 0"", 0122 usque 
0150, traney. O®m, 00400 usque 0061. Ad saxa dolomitica prope Eich- 
stätt in Franconia super. leg. Arnold. — Encephalographa cere- 
brina Massal. (Opegrapha DC.) Bavaria (Berchtesgaden). KreM- 
pelbuber. — Stigmalidium germanicum Massal., thallo amylace® 
coßtiguo efluso tandem leviter furfuraceo - albescente vix Aavidulo 
subius niveo; apotheciis minutissimis creberrimis atris punctiformibus 
v. ellipticis abrupte vixque linearibus immersis, madefactis turgidulis 
atro-fuscis ceraceo-gelatinosis ; ascie clavatis ereberrimis 8- sporis, 
peraphysibus parcis inconspicuis contortis obvallatis, sporidiis fusi- 
formibus linearibus 4—8-locularibus, utplarimum 6-locularibus dia- 
pharis, Ad rupes arenarias prope Blankenburg. Hampe. — Cypke- 
