276 
lander). Spore in murali long. 0,018—28, crass. 0,011—14 
millim: Transit omnino in rupestrem; V. concentrica DC. talis 
est forma inter ambas media. j 
++ WV. integra (Nyl. Prodr. p. 183, Pyrenoc. p. 31) sat 
similis rupestri (vel apotheciis interdum paullo majoribus), pe 
rithecio integre nigro immerso ; spore ellipsoideze, long. 0,023— 
30, crass. 0,009—0,015 millim. — Ad saxa calcarea ran 
usque in Lapponiam. — Huc pertinent plura ”Amphoridia” Mas 
salongiana. 
»x+ V. ruderum DC. Fl. Fr. 2, p. 318. — Thallus 
seo-albidus vel albidus vel albus tenuis areolato-rimosus, a 
evanescens; apothecia immersa perithecio pallido solum ostiolo. 
nigro; spora long. 0,022—38, crass. 0,011—19 millim. 
Ad muros in Suecia magis meridionali. In Gallia similiter ad 
cimentum murorum. 4 
19. V. intereedens Nyl. Pyrenoc. p. 33; Verrucaria 
ralis Hepp. Flecht. 445, — Thallus tenuissimus cinerasce 
apothecia mediocria perithecio dimidiatim nigro; spore 
millim. — Ad murum in Suecia (dedit olim Marklin). 
saxa arenaria et schistosa in montibus Helvetix et Pyrenxeol 
nonnihil sepius major et sporis long. O ,026—36, crass. 0,016— 
20 millim. 
Var. ethioboloides Nyl. in Sällsk. pro F. et FI. F. Förh. 4 (- ser, 
p. 235), minor, thallo cinereo-fuscescente tenuissimo continuo vel d 
Sperso, ap othaciis minutis (fere ut in ethiobola), sporis fere mu 
divisis, long. circa 0,021, crass. circa 0 ,010 millim.; ad saxa quart 
in Wihtis Finlandie meridionalis. Ab ethobola (2que ac typus & mr 
rali) differt sporis murali-divisis. Gonidia hymenea nulla. 
B. — Paraphyses distincte graciles, spore 82 incolores simplices aut mur 
divise. Gelatina hymenea iodo cerulescens. — Species 20—21. 
20. V. epigzsea Ach., Fr. L. E. p. 431, Nyl. Pyrenoc. P- 
Thallus virescens vel cinereo-virescens continuus tenuis Y 
tenuissimus subeffusus (interdum sat determinatus); apothé 
cia immersa, perithecio integre nigro, parte emersa in sta 
