1. Chr. Feei Trev. (Trypethelium duplee Fee. — 2. Chr, 
inconspieus Trev. (Trypethelium inconspieuum Meissn.). 
IV. Leightonia Trev. 1860 (non Trev. Car. di dod, nuov. gen. 
di iich. pag. 10; Spigh. e pagl. pag. 14.—1853). Apothecja verru- 
caeformia, composita. Perithecia propria, colorata (fuscescentia), 
membranacea, flaccida, integra, stromate discoleri immersa; ostiolis 
pro quovis perithecio discretis. Asci clavaeformes, octospori, para- 
physibus distinetis gracilibus immisti. Sporae fusiformi-oblongae, 
polyblastae decolores, episporio constanter achromatico, pellucidae, 
Tballns erustacens uniformis, 
Obs, Leiyhtonia, quam antea distinxeram, est primitivum En- 
docarpon Hedwigii (cfr. Trev. Osservazioni sulle Lenormandiee et 
Conspectus Verrucarinarum pag. 3). 
1. L. porosa Trev. (Trypethelium porosum Ach., Mont, Nyl, 
non F&e; Verrucaria porosa Eschw.), 
Subtribus 2. Eutrypethelieae Trev, Perithecia jam primitus 
aterrima carbonacea cornea, inter se disereta; ostielis pro quovis 
perithecio discretis. , 
decolores. 5. Trypethelium. 
coloratae. 6. Stromatothelium. 
eoloratae. 7. Bottaria. 
tdecolores. 8. Bathelium. 
Sporae longitrorsus pluriloculares 
'/Sporae polybletae 
V. Trypethelium Spreng. (Anleit., ed. i, pag. 350, fig. 95. 
1802). Apothecia verrucaeformia, compositae, raro simplicia vel sub- 
simplicia. Perithecia propria, jam primitus aterrima carbonacea 
cornes, integra, rarissime subtus obliterata, stromate discolori im- 
mersa; ostiolis pro güovis peritheeio diseretis. Asci clavaeformes vel 
elavaeformi-elongati octospori vel rarissime dispori, paraphy»ibus 
distinetis gracilibus immisti. Sporae ellipsoideo-oblougae vel fasi- 
formes, longitrorsus quadriloculareg vel rarius 8-10 loculases, dece- 
lores, episporio eonstauter achromatico, pellucidae. Thallus crusta- 
eeus uniformis. 
* Stirps Tr. pallescentis. Perithecia in quovis stromate 
plura, Sporae gquadriloeulares. — I. Tr. scoria Fee; var. Phiye- 
iaena Trev. (Tr. Philyciaena Fe&e); var. Feei Trev. (Tr. Feei 
Meissn.); var. convezum Nyl. — 2. Tr. Leprieurä Mont. — 3. 
Tr. Kunzei Fee. — 4. Tr. quassiaecoia Fee. — 5. Tr. pallescens 
Fee. — 6. Tr, erubescns Fee. = 7. Tr. puicherrimum Fee 
Suppl (Tr. porosum Fee Ess., non Ach.). — 8. Tr. erumpens 
Fee, — 9, Tr. crassum F &eEas, (Pyrenodium crassum F &e Suppl.). 
3’ 
