184 A. HUE. 



Exsiccata in herb. ineo: Parmdia carnosa Sclifpr. Lic/i. helvei. e.rstcc., n. '(8^ ; 

 Pannaria Muscoi'um Del., Nyl. et Norrl. Ilerb. Licli. Fenni;i\n. 1:24; Pannulavla Mus- 

 corum Harm. Lich. Lolliar., ii. 424. 



Thallus pallide alutacMMis aiit fiiscesccns, i)lagas panim lataset inileterminatas foriiians. 

 opaciis et aiigusle lac'iniatus ; lacinia' 0,o-l iiiill. lala», paiiliim crassit, varie directa', mine 

 horizontales, mine aseendentes, pannii son iniiltiim divisœ atque tune quasi steliata?, in 

 inarginibiis et in apice crenulata^ crenulis non raro lurgidis et graniilildrinibiis ai(|ue 

 passim cariilescenlibus ; supra plante et ta-ves; intus albids ; suhtiis albieantes atqiie 

 iiyphariim albanini ope Muscorum ramulis adharentes. Cortex in lacinulis Juvenilibus .30- 4U, 

 et in vetiistioribns oOjj.latus, ant totus albidus, aut snrsnni lui'escens, in superficie ina'qiiatiis, 

 plectencbymaticus, cellulas raro spliœricas, sœpiiis oblongas vel angulato oljlongas, liimine 

 8-12, et etiam l.j [/. lato et pariete paulum crasso atque passim snperne minores formans ac 

 strato amorpbo irregiilari et 8-10 u. crasso obtectus. Gonidia scytonemea, pallide ca'rules- 

 centia, angulato oblonga vel subsplia'rica, 4-7 p. lata, in glomenilis sat magnis, siibrotiindis 

 vaginatisque aggregata atque stratum in lacinulis juvenilibus continuum et in vetustis plus 

 minusve interruptum ac 40, 80 et 110 [jl latum l'ormantia; in liis posterioribus lacinulis, inter 

 gonidiorum glomerulos nunc cortex descendens, nunc hyphee medullares asccndenles alque 

 in ima medulla glomerulus gonidialis interdum vigens. Medulla simul cum gonidiis materia 

 subalbidaobnubilala, 00, 80 et etiam 110 p lata, ex liypbis 3-6u.crassis, siiperficiei parallelis, 

 multum ramosis et laxe implexis constans atque in zona infera nunc albida, nunc subauran- 

 liaca strictiuscoalitœ ; ex ea zona liyplia; albidae, 5-G [a crassae, primuin verticales, mox 

 horizontales, interdum plures aggregatœ Muscorumque ramos obducentes. Apothccia 

 0,5-1,2 mill. lata, supra lacinulas sparsa sessiliaque, cupuliformia, inbasi paruin constricta, 

 excipulo thallo eoncolore etlœvi, margine integro atque disco carneorufo,rufovelfuscescente 

 piano et nudo ornata. Excipulicortexin margine 50, lateraliter 100, etsubtus 100-200 a latus, 

 externe rufescens, plectencbymaticus; in eo cellularum cavitas nunc velut in cortice thalli, 

 nunc major, 18-22 jj. lata et earum paries incrassatus ; in ipso geniculo cellulae minores. 

 Peritbecium albidum vel rulîdulum, hydrate kalico non mutatum ; ineo hyphœ horizontales, 

 ramosœ et stricte coalitse atque in lalere aseendentes, stratum 30-40 [j. latum formantes et 

 cellulas angustas oblongasque prœbentes. Inter utruinque integumentum paucœ hyphœ 

 medullares, et gonidia nunc numerosa, nunc paucos glomerulos ofTerentia et nunc 

 adhuc omnino deficientia. Paraphyses hyalinœ et sursum pallide aut obscure ruiip, 

 80-100 [JL altae, 3,5-5 (x crassœ, in apice rotundae et vulgo incrassatœ et 5-7 [jl mctienles, 

 rectœ, arcte cohœrentes, articulatae articulis 11-13, et in apice 0-7 u. longis cum dissepi- 

 mentis crassis et lumine 2,5-3, et in ultimo articulo 3-5,50 [a lato, non ramosœ et iodo 

 cœrulescentes, atque amoto reagentis excessu, nunc sictinctœ rémanentes, nunc decoloratœ, 

 thecarum apicibus persistenter cœruleis. Thecœ 70-90 jx longa? et 18-21 [x lat», in apice 

 paulum incrassatœ et in basi brevissime caudatœ; sporœ octonae, hyalinœ vel fuscidulœ, 

 simplices vel semel septatœ, distichœ, in utroque apice vulgo acutœ, in exsicc. Norrl. n. 124, 

 lG-30 ]j. longœ et 6-7 ix latœ, immixtis 18 a longis et 7 ix latis ; in exemplare prope Pontivy 

 (Morbihan) lectis, semper 1-septatœ, 30-32 a longœ, et G-Sfxlatœ.Spermatiacylindnca, recta, 

 circiter 4 a longa et 1 a lata; sterigmata crebre articulata. 



Crescit tum saxicola, tum terricola, in planifie et in monlanis, in America aiclica (Gieal Dear 

 Lake) et antarclica(ins. Maclovianis); in Europa. 



463. Pannaria lepidiota Th. Fr. Lich. o/r/o/ (1860), p. 74, in Art. rcg. Soc. scient. 

 Upsal., ser. 3, t. III, Nyl. Lich. Scand. (181)1), p. 290 et Sijnops. Lich.. t. II. p. 33, Tuck., 

 Synops. North Americ. Lich., t. I, p. 121, Lamy, Ca/alog. Lich. Mnnt-Dore, Supplem. 

 p. 9, in BuIL Soc. botnn. Finance, t. XXVIII, 1881, et Jatta Syllog. Lich. ifnlic, p. 169; 

 Lecidea carnosa p. /cpid iota SommcrL Supplem. Flor. lappon. (1826i, p. 174; Parmelia 



