— 17 — 



— — V. ecrustacea (Nyl.) Mûll. Arg. 1. c. : in 



Aegjpto subrnediterran. non rara (Barb.). 



17. Cailopisma (s. Pijrrnodesmia) aegi/ptlacum Mûll. Arg. 1. c. n. 

 27 : calcicolum in Djebel Mokatta (Barb.) et in Aegjpt, submedit. 

 (Barb.). 



* 18. C. {Pyrenodesmia) intevveniens Miill. Arg., thallus tenuis, 

 tenuiter difFracto-areolatus, argillaceus v. demuna argillaceo-cioe- 

 reus V. decortic;)to-albi(lus ; apothecia parvula, 1(3 1(2 mm. lata et 

 minora, impresso-sessilia ; margo tenuis, leviter prominens, cum 

 thallo concolor, deraum subexclusus, integer v. angulosus ; discus 

 siccus niger, madefacl us vulgo distincte sed leviter pallens et e livide 

 V, fusco nigricans, nudus v. obsolète cœsio-pruinosulus, ambitu orbi- 

 cularis V, varie aragulosus, planus, mox leriter convexus: lamina 

 apice olivaceo-fusca. caeterum cura hypothecio hjalina ; paraphyses 

 liberœ; sporse in ascis octona?, ellipsoideae, orculiformes et hyalinse, 

 12-15 <}.. long-ae et 8-l{2 i,-.. latae. — Apothecia minora quam in C. 

 variabile et C. aeçujptiaco et species quoad reliques characteres inter 

 utramque médium tenens. — Calcicola in Aegypto submediterranea 

 (Barb.) 



* 19. C. (s. Pyrenodesniin) miniisculum Mûll. Arg. ; thallus cffu- 

 siis, tenuissimus, leprosulus, argillaceo-albus v. fere omnino obso- 

 letus; apothecia sessilia, 1[4 mm. lata, hemisphaerideo-convexa, raar- 

 gine tenuissimo integro mox evanescente cincta; discus convexus, 

 fuscus, plus minusve caesio-pruinosus ; lamina apice fulvo-fusca, 

 caeterum enm hypothecio hyalina ; paraphyses sat conglutinatae ; asci 

 angnsti, 8 spori ; sporte (hyalinae et orculiformes) oblongo ellip- 

 soidese, utiinque obtuse acutinsculaj, 12-14 ^,. longse, 6 ij.. latae. — 

 Species bene distincta, prima fronte perfecte apothecia minora Leca- 

 niae Nyliuiderianae (qualia edidit beat. Hepp in Flecht. Europ. n. 

 638) simulans at sporis diversissimis ornata est — Calcicola in 

 Aegypto submediterranea (Barb.). 



20. C. cilriinim Mass. Syn. Lich. blasten. p. 13, pluries lect. ad 

 Maraboui' deserti minoris Katiyeh (Barb.). 



* — — V. microcarpum Mûll. Arg., thallus depauperatus 

 (hinc inde tamen distincte ut in specie) ; apothecia tantum 7 Ii4-lj3ram 

 lata, copiosa, minus intense colorata. Reliqua a specie non differunt. 

 — Ad saxa dura subporosa Aegypti submediterr. Barb.). 



* 21. C. cerinum Mas. 1. c. p. 11. v. obscurafiini ; Lecanora ce- 

 rina v. obscurata Nyl. Scand. p. 144, in ramulis Lycii arabici in 

 Gebel Gharebùn deserti Aegypti rnediae cum Thcloscinstes villosi f. 

 breviore (Schw.). 



* 22. C. pyracenm ; C. hiteo-aWum Mass. 1. c, Lecidea Ivteo-alha 

 V. pynicea Ach. Lichenogr. Univ. p. 207 ; ad raniulos Lycii iu Ae- 

 gypto submediterran, prope Arish (Barb.). 



— — V. holocctrpuyn ; Lecidea luteo-alba b /lolocarpa 

 Ach. Lich. Univ. p. 207 ; ad ligna sicca Palmarum ad Marabout in 

 desertulo Katiyeh (Barb.). 



— — V. pyrithroma fAch.) Mûll. Arg. Lich. aegypt. 



n, 25; etiam prope Alexandriam (Aschers.) et diversis locis alibi in 

 Aegypto submedit. (Barb.) 



* — V. lactea; Cailopisma luteo-album v. la c le mn Mass. 



2 



