rrrriENS. 173 



;iiii;usl;i, \i\ i|ii;u'liiiii allil iidiiiis iiicliciis; iii /.'■> ù/rr/ f/rnr/rff/i/i/ra ^ch.fv. . 

 sii|ti';i n" III, cjus (liaiidiiiiii s;il!ciii ;illiiiL;il. 



Ile Bi)olli-Wan(l(>l (ciillini' .Fraiiiic . sur k-s rnclicis (dioiites), Vie oxcur-^icm, n" 119 

 Ir :î jaiivi.M- l<jt)<j. 



114. Lecideaargyrea il ne ; sp. nov. 



Thallus alluis, nitens, arcolaliis, Irihus solitii^ roai^enlihiis ikhi liiic- 

 In.scl pla^aiii lato expansani. a'(|iial;iiii. iiulclerminalaiii ;\c passiiii iiilc:- 

 niplaiii supcf sa\i su|j('iTici('m [HM'hciis ; arcola' int<'i'(liiiii ali'ahi ^ull'iisa-, 

 S(Mii|)('i' atrali) nigrovo lalcraiitiu' vestitee et siilitiis supra li\ |iiillialliiiii 

 iiij;i'iiiii posilii', 0,i-0."i inill. lata', 0,2-0,3 mill. rrass.n, miwr liniii- 

 s|)lia'i'ii'a', miuc oblonga', coiiliguicsemper plana' ar iiitiis alhida'. (Ini'h'x 

 Intaiii aiTolaiaciiTunidans. su|)Oi'iio all)idus aut |)aiilmn airains ac lalei'a 

 Hier nii:,!'!' d 10-20 /. crassns ; cjns hy[dia' G-8 ;x crassa-, fasligiala- ra- 

 mosa', sphaToideo ant oblongo articnlata-, Inmine 2 y. lato, C()iiiii;ii,;'. 

 oxlrinsocus spha-rico arl'u'nlata- atque zona amorplia 0-20 y. crassa cir- 

 cuMiscripta". (lonidia viridia, |)rotococcoidoa, iO-lG [j. lata, roimida, 

 mcnibrana incrassata, in aroolis rite ovolntis stratum 60-80 y. ciassuiii, 

 liypliis vcilicalihus hic et illic interruptuin snh cortice formanlia ; in jii\i'- 

 niliiius, in totain areolam dispersa ac sa'pc singula singulis hypliis cii- 

 ciniidata. Uyplia^ medullares maleria grisea nubilata^, iodo non coloiahr, 

 horizontales vel obliqua», raniosa", alia' sphanùco, alia? cylindrico arlicu- 

 lala'ac nicalus passini pra'bciilcs. In hypothallo hypha- cylindrica', iulri- 

 cata' et stratum 10-()0 [j. crassuni l'orniantes. ApotheciaO,2-0,7 mill. lala, 

 in arcoiis solilaria, rotunda, aliqnando (ob areolas conliguas) oblonga. ex 

 Into iiigra, iiiai'ginc non pi'oini 11 l'u le ci ne ta, pi'inuim plana cl ninx coiivc\a. 

 l'fMithcciiini oninimo cailioiiaceum, lateraliter 20-iO et inferne I iO y. 

 crassuni ac in ciMiti'o (•oliiinna sal crassa hyphis hypolhallinis anixnni ; cjus 

 sirnclura a-gi'c conspicua, ulxidclur, plectenchymatica ; raro libcruni, 

 vulgo arcola 0,2-0,;} mill. crassa circnmdatnm. Paraphyses violacea-, 

 hvdralc kaiicn iiilcnsiiis tiiicla', sni'sum carbonacca', I 20-1 SO y. alla', '.]- \ a 

 ci-assa', rcchc, a.rclc colia-rciitcs, ai'iiculala' articulis .')-<)■;. longis, scplis 

 crassis ac liuiiinc I ,:i y. lato, lamosa- ramis longis divaricatisque, supcnic 

 ca|jital;:' capitibi:^ spha'ricis, raniDsis ac stratum .10- iO ;'■ crassuni rormaii- 



