— 42 — 



10. A Callopisina Mûll. Arg. Principes de classif. et enum. de 

 Lich. de Genève^ p. 39 ; Placodium Gallopisma Nyl. Lich. Ehrenb. , 

 p. 61; Parmelia miniata Del Flor. aegypt., p. 154, t. 59^ fig. 2 exclus 

 syn. — Habitat ad saxa pyramidam Saqquaiah : Del. ( fide specim. 

 Del.) , et lapides oolitliicos variis locis Aegyptici inferioris : Ehrenb. 

 f hb. berol.). ad Pyramides frequens : Larbal., in deserto Wadi Che- 

 )esi copioso : Schweinf. - Icon Del. 1. c. minus felix , at specim. 

 bb. Del. numéro iconis designato certe est hujus loci; pro parte simul 

 var. sequentem prœbens. 



— — V. centroleueum ; Physcia Gallopisma 7 centroleuca 

 Mass. in Flora 185*2, p. 56G, et Monogr. Blasten, p. 58. Thallus cen- 

 tre angustius v. latins v. subinde fere usque ad imum marginem 

 dealbalus. — Habitat cum forma genuina ad Pyramidem Saqquarah 

 cum forma genuina mixtum : Deliie, speciei in deserto Wadi Gherese : 

 D"" Schw'inf. et copiosa in monte Mokatan prope Gahiram s. Gairo : 

 D"" Scbweinf., necnon in "Wadi brisched et in summo Gebet Gheschen 

 in Wadi Ge/idel : D"" Scbweinf. — Ad banc var etiam spectat pro 

 parte descript. Delileana (1. c. sub f. genuina). 



V. e:x£%ll»atuiii MuU. Arg. Tballns undique aut margine 



saltem late exalbatus v. substramineus v. vitelUno-albescens v. ochr- 

 t'Ieucus, apotbecia pallidiora. Nibil est cerle nisi forma insignisparum 

 colorata in umbrosis nasc^ns. Ibi etiam sul)inde legitur ubi thallus in 

 fragmentis saxorum ad angulos simul superior et inferior adest : pars 

 inferior ejusdem IbalH turn quasi decolorato-alba est Primo intuitu 

 rrelei-um fallax et quodammodo Ampbiloma carphinium in mentem 

 levocans, sed tbalb laciniîie peripherica? brèves, hypothallus niger 

 deficiens et apothecia palUdiora sunt. — Halntat cum forma genuina 

 speciei calcicola in deserto Wadi-Gherese. D'" Scbweinf. et in summo 

 Gebel Gheschen in Wadi Gendel : D'' Schvk^einf. 



11. A. crythrinuni Miïll. Arg. Thallus minute orbicularis , 

 aurantiacus , demum pro parte exalbatus, ambitu breviuscule 

 effiguratus, cseterum diflVacto-areolatus, lobi peripherici cuneati , ad- 

 planati, subdistincte longilrorsum sulcatis, superficie verruculoso- 

 scabridi; apotl»ecia 1/3 v. fere 1/2 mm. lala , priinum immersa, dein 

 cmersa, crasse et obtuse marginata, margo integer, thallo intensius 

 tinctus, sed disco angusto croceo-v. sanguinej-aui'antiaco pallidior, 

 epithecium crassiusculum ftavidum , lamina nolerum cum hypothe- 

 cio hyalina, asci obovoideo cylindrici , apice pachydermei , 8-spoii ; 

 spora; l'egulariter eUipsoidea', 12 [a longœ, 7 ^. latse. — Gonidia et pa- 

 l'aphyses et structura sporarum hyalinai'um generis. — Proxima 

 Amph. pusillo Korb., a ([uo colore croceo-aurantiaco disci statim re- 

 cedil. — Habitat calcicola in deserto Galala : D"" Scbvveinfurlh. 



— — v. iiulvinatiiin Mfill. Arg. Thallus magis pulvinilbr- 

 mis , margine minus adplanatus totusque magis aigillaccus, apollic- 



cia -^ mm. lata;, pro parle minus intense cohjrala. -- Intusbene cum 



