409 



li)U iiit<! ill! iUMitc l>iisc. rouiidt'd am) olilusc nitovc, <»ltsciin»lv par- 

 :i|)liysat<'. 4 S-s|ioic(|. S|i(>ii(liii iiionliiiiilc. clavatc-oliloii;; or siiiiplv 

 iililoiiir. sliiilitlv «-iiiv('(l ami ^iiilmw(niilat(.'ral. 'JS-oO .\ lH-22 «, 2-3- 

 iiinstly 2-) s<'|ttat<'. Iiyjilinc at lii^t, llicn olivc-lnowii. cmls olitusc, oacli 

 u illi a cvlilidiifal, Iivaliiic. sliaiulil nr ciiivcd, sulijicrsistciit appciidagj' 

 l'J-2(( x ."»-(» //. Tlic ])('iitlM'('ia do not pciictvatf so as to lie visible on 

 ilic inner snrliu'c ol' tlii' l»ai'k. 



On liark of dead Phitdims. I^taidon. Canada (J)(.'arn('ss). 



IVrith 



I^AMILV. (iArKOSl»H.ERIK,*:. 



Vritliccia Itnricd, witliont any pi'ojicr stroma, lait eoveicd liy a 

 lilackonod. sliiclddikc layer, wliicli is sometimes sharply limited, and 

 'oaietimes with an indefinite ontliiie. a»id consistsof the sliyhtlv altered 

 and aioi'e or less hiaekened onter layer of tiie l»ark. leal', oi' wood. This 

 dark layer is sometimes als(» found nnder the peritheeia as well as over 

 tlieia, Ol' even enveloj»iii,<>' them on all sides. A.'^ei eylindrical or elav- 

 ate-cylindrieal. 8 sporod. mostly paraphysate. Sporidia varialde. 

 • ililoiiii' or lililorm. hyaline oi- Itrowii, <'oiitinnons <>r 1 -v{-septa.te> 



CLYPKOSPH.flRIA. FekK 



Syiiit). J). 117. 



Peritheeia scattered, rarely eonliuent. eovere<l l»y the epidermis 

 <uliiMeinbranaee(»us, eovercd above ity a thin, epidermal, stromatie 

 -liiehl. Ost! »hini erunipent, iKipillilbrm. short. Asei e!on<^ated, 8-sporod. 

 "^i' nidia iiiiseriate, oi»loni!; or olth)ng-cylindri<al. trisepfat<'. obtus«'. 

 often eir\ .'d. ..•■(>s\ik 



€1. san^iiiiieu, K. & K. (in llerb.i 



Peritheeia irn'<fariotis on ivd, indelinite sp(»ts. minute 1 lOl) it). 

 Iiuried in the red-staiiu'd snrfaee of the wood, (he minute, einmpent 

 osliolum barely visible. Asei elavate-eyiindiical. 40-')() .\ 7-8 fi, par- 

 nphysate, 8-s{)ored. Sporidia overiapjanji-nniseriate, ((blonird^isoid, 

 • > septate and eonstrieted at the middle septum. PJ-J;') x3J-4j /i, pal(> 

 iirown. finally dark Iu-owik 



On exposed, weather-licaten wood xtl deeiduous tiees. t'ennsyl 

 vania (Kekleldt), Kansas (Crauiu). 



'I'h<> stronuitie shield is verv (»l>scnre. so that tJiis nn<;ht perhap» 

 un in Lcqitosphmria. 

 6U 



