u > 1 
<ystis basilaribus, filis caespitoso - constipatis, vaginis fusco- 
lutescentibus, trichomatibus in pilum extra gelatinam vaginae 
productis; apothecia in verruculis thallinis inelusa, disco puncti- 
formi; perithecium proprium evanescens tenuissimumve; para- 
physes laxe cohaerentes, haud ramoso-connexae, asci membrana 
tenui; sporae octonae, globosae aut subglobosae, simplices, 
decolores (1 spec. nova). 
Sphaerophoropsis (Lecideae): Thallus fruticulosus, 
brevis, teres, ramosus, solidus, rhizinis et hypothallo distineto 
destitutus, homoeomericus, totus gonidia continens, strato corticali 
destitutus, ex hyphis sat crassis (0,008—0,006 millim, erassis), 
pachydermaticis sat laxe contextus, lumine cellularum angusto; 
gonidia palmellacea (pleurococcoidea?), globosa, saepe glome- 
ruloso-connata; apothecia lecideina, in ipsa superficie thalli 
enata, demum subglobosa, apicibus aut prope apices thalli affıxa; 
excipulum proprium, gonidiis destitutum, chondroideum, ex 
hyphis conglutinatis formatum, strato medullari nullo; paraphyses 
pro parte ramoso-connexae; sporae octonae, ellipsoideae aut 
oblongae, uniseptatae, decolores (1 spec. nova). 
Pilocarpon (Prlocarpeae): Thallus erustaceus, uniformis, 
hypothallo et hyphis medullaribus substrato affıxus, rhizinis veris 
nullis, strato corticali destitutus, ex hyphis tenuibus (eire. 
0,002 millim. erassis), leptodermatieis contextus; gonidia proto- 
coceoidea, globosa, simplicia; apothecia in superficie thalli enata, 
demum appressa; excipulum byssoideum, gonidiis destitutum, 
ex hyphis constans sat leptodermatieis, laxissime contextis, 
tantum hypothecio cartilagineo et ex hyphis conglutinatis for- 
mato; paraphyses parce ramoso-connexae, parce evolutae; asci 
clavati, apice membrana leviter inerassata; sporae octonae, ob- 
longae aut fusiformi-vel ovoideo-oblongae, decolores, septatae, 
cellulis subeylindricis, membranis haud incrassatis; ad hoc genus 
inter Lecideam et Chiodecton sect. Byssocarpon intermedium 
pertinent P. leucoblepharum (Nyl.), P. tricholoma (Mont.) et 
a'finia. 
Acanthothecium ((raphideae): Thallus crustaceus, 
uniformis, hyphis medullaribus substrato affıxus, rhizinis desti- 
tutus, strato corticali nullo aut evanescente, ex hyphis longitudi- 
nalibus conglutinatis formato, strato medullari stuppeo, ex hyphis 
contexto tenuibus, leptodermatieis; gonidia chroolepoidea (T'rente- 
pohliae umbrinae Born. similia), cellulis minutis, anguloso- 
subglobosis aut ellipsoideis aut pareius etiam oblongis, saltem 
primum concatenatis, filamenta saepe parce ramosa formantibus, 
demum saepe pro parte etiam liberis, membrana sat tenui, 
flavovirescentia; apothecia thallo innata, demum emergentia ad- 
pressave, elongata aut ellipsoidea rotundatave, simplieia aut 
23* 
a tn * SE iamsn ale Br De a TH 
i \ 
Bl ee 
