LIGHENES. 



hyphis verticalibiis fasciculatisque separatos sub cortice formantia. In medulla liypliae 

 verticales aut intricatee, oblongo seii spliœroideo articulatœ, magnos meatus praebentes 

 atque vel in strato infero 21) a crasso horizontales et stricte coadunata?, vel inter cellulas 

 arboris corticis profunde descendentes. Apothccia 0,6-1 mill. lata, supra crustam 

 sessilia, vel dispersa et rotunda, vel plura coiitigua ac angulata, in basi constricta, 

 perithecio rufo seii extra albido, marginc semper rufa, crassa, intégra ac proniinente 

 atque disco obscure rufescente, piano, sa?pe rugoso ac non pruinoso instructa. Perithecium 

 incoloratuui aut extrinsecus rufescens et hydrate kalico rubens, in margine 120-140, late- 

 raliter 50 et inferne 40-70 [j. crassum ; illius liyplus fastigiatee, oblongo o.rticulatœ, ramosae, 

 in margine o|)time flabellatae, lumine 1 a lato, inferne 4-5 a crassae, lumine 2 a lato, ac 



Fig. 62. — Lecidea Bvehissonii Fée. (Gross. 730 diam.) 



passim indimidio infetiore intricatœ. Hypothecium leviter rufescens, hydrate kalico magis 

 rufum, iodo inferne Cceruleum, triplice D"' Guégnen reagente rubens, in margine 30, subtus 

 30-60 a crassum ; ejus hyphœ horizontales, oblongo articulatœ, stricte coalitœ atque in 

 puncto vincturae lateraliter verticales et in centro intricatœ. Gonidia stratum lunatum sub. 

 hypothecio praebentia, raro in perithecio intrusa atque in puncto commissurœ lateraliter 

 solummodo vigenlia. Paraphyses hyalinœ sursum pauca granula obscure rufa ac hydrate 

 kalico rubro dissolutaferentes, 140-200 (Aaltae, 'î-5 jxcrassœ, rectae, arcte cohœrentes, articu- 

 latœ articulis 6-12 u. longis, sepimentis tenuibus et lumine 1,5-2 [x lato, in zona superiore 

 40;jicrassa frequentissime ramosœ ramis intricatis atque iodo intense cœruleœ. Thecœ sporas 

 optime evolutas continentes 1 40-160 a longœ, 40-30 acrassœ, in apice paulum incrassatœ ac iodo 

 caeruleœ, in basi caudatœ cauda 20-36 alonga, massa sporali apiculata ; sporas adhuc juvéniles 

 prœbentes, 110 ;x longœ et 34 a latœ. Sporœ (fig. 62) octonœ, hyalinœ, distichœ, simplices et 

 polocœlœ, cavernulis 4-6 ix crassis ac tubulo in mediolongitudinis sphœroideo inflato junctis, 

 26-40 |i.longœ et 11-20 a latae. Apud Nyl. IJch. And. Bo/iv., p. 377, 32-40 u. longs ac 18-19 

 [x latœ ; apud Miill. Arg., Lichenolog. Beitr., n. 1034, 25-30 [jl longœ et 13-16 [x latœ. 



Species corticola vigens in America calida (ins. Jamaica, Columbia, Peruvia et Bolivia) atque 

 in Oceania (ins. Sandwich). In Africa adest var. microspora (Wain.). 



833. Lecidea subcerina Hue, Notice spores « Licheni blasteniospori » Mass., m Bull. 

 Soc.botan. France, t. LYIII, 1911, p. lxxxu ; Lecanora erythroleuca var. subcerina Nyl. 

 Lic/i. in Brasil. a Glazioa coUect., in Flora 18()9, p. 119, et apud Hue Lich. e.xot , 

 n. 12i5, in Nouv. Arc/t. Mus., 3' sér., t. III, 1891, non L. subcerina Nyl. in Flo7'a 1876, 

 p. 282 ; l'iacodium subcerinum. Wain., Klud. Classif. nat. et Morpholog. Lich. Brésil, I, 

 p. 123, in Act. Soc. Faun. et Flor. fenn., t. VII, 1890, secundum Wain. Lich. brasi- 

 liens, exsicc, n. 505, in herb. Mus. paris. ; Callopisina (sectio Triophthalmidium) australe 

 Miili. Arg., Lichenolog. Beitr. n. 248, in Flora 1881, p. 249. 



Tballus in hoc exsiccato albidus, opacus, tenuis, continuus, in superficie rugulosr.s 

 ac hydrate kalico iinmutatus. Apothecia 0,5-1 mill. lata, aut dispersa et rotunda, aut 

 paulum acervata et angulata, in basi constricta, perithecio thallo concolore aut paulo 



