119 
(Lecanora) 
731. *L. cinefacta. Thallus sulfureocinerascens effusus 
granulosus vel rimososubareolatus, K-j- luteus, dein affuso 
CaCl-f- leviter aurantiacus. Apothecia minuta latit. 0,i-3 mm 
nigrofusca vel nigra, primum subimmersa plana, margine 
thallino tenui integro cincta, demum sessilia convexa im- 
marginata. Hymenium in hypothecio incolore, epitbecio fusco 
crasso, paraphysibus crassis superne furcatis, discretis. Sporae 
octonae incolores simplices oblongae longit. 0 ,oos-i 2 , crassit. 
0,oo5 mm. Gelatina hymenea iodo intense coerulea. A Lecanora 
atrosulfurea differt paraphysibus discretis. — Super saxa 
granitica montis Lubombo in Transvaalia: Wilms. — Endem. 
732. L. rimosula Flag. in lit. Thallus pallide sulfureus 
rimosoareolatus effusus, K-f- luteus, affuso CaCl-]- auran¬ 
tiacus. Apothecia atra singula areolis innata saepe tenuiter 
sulfureopruinosa rotunda vel maculosoirregularia vel mutua 
pressione angulosa, plana rarius concaviuscula vel nonnihil 
convexa, diam, ad 0,8 mm, margine thallino integro mox 
evanescente. Hymenium e paraphysibus coalitis et thecis 
lanceolatis compositum, superne rubrofuscum in hypothecio 
incolore. Sporae ellipsoideae longit. 0, 011 - 14 , crassit. 0, 005-7 mm. 
Gelatina hymenea iodo intense coerulescens. Spermatia ba- 
cillaria arcuata vel hamata, longit. ad 0 , 020 , crassit. 0 ,ooo 7 mm. 
— Supra saxa arenaria numulithica in monte Fdules prope 
Constantine Algeriae: Flagey. — Endem. 
733. L. sulfurea (Hffm. En. p. 32) Ach. L. U. p. 399. 
— Supra saxa varia in Algeria. — Europ. 
734. L. Socotrana Muli. Diagn. Soc. p. 5. —- Quartzi- 
cola „ vulgaris et characteristica species “ insulae Socotra: 
Balfour et Schweinfurth. — Endem. — F. lividonigricans 
Miill. 1. c. — Cum forma genuina: Balfour. ■— Endem. 
735. L. varia (Ehrh. 1. c. 68) Ach. 1. c. p. 377. — 
Supra ligna et cortices in Algeria et in Promontorio Bonae 
