ill 



sjv; 



mi 



i, 



ii 



if 







iMSf^i 



i ■ 



I m 



ill 



lit f 



•)9(i 



ticnl, 4 mill. Idiii:', ilcprcsscil, iiiliiatc to tlir inner Imrk. ('nii('c|ii:i(||i 

 iiL'iii'ly free, tliin, IVaiiilc. (»|»iik('. liliick, iittiU'linl to tlic t'liidcrinis >n 

 that wlii'ii tliis is torn away, tin' sciitcllironii liiiso I'rniiiins. Slidiiiii 

 inilvcraciMjiis. olivaccons. i)('coiiiin,ii' <lark iirown. I'critlircin juioci' 

 lliaii in tlic allied sjiecies. lew, nti'j>"roj>'ate(l, (M'eet-convf'i'ucnl. oMitc. 

 IVaii'ile. I^isk eriiiii|»ent. elii|)ti('al. iiiiniite, lilaek. Ostiola olisolcti'lv 

 prominent, seattered. Asei chivate, stipitate, polyspoi-ons. Spoiidiji 

 iiiinierous. critwdeii, allantoid. yellowisli. 'i-T.V // loni>'. 

 On liark of dead liiirJi trees, I'ennsyivania (Seliw.). 



SLB(H{1)EK. IM)Tini)h:\("KK. 



(Jouipouiid. Stroma piilviiiate, elViised or linear, eoriaceons m 

 suliearlioiiaeeoiis, lilack. I'ei'itliecia reduced to mere e<'lls, (ueneralh 

 periplierieal) in lli<' sniistaiiee of the stroma, and not separalile rriiin if. 

 papillate oi' simply perl'orated. Asei 4-S-spored. Sporiijia hyaline 

 yellowish or hrown. 



PHVLhACHORA, Xitsclike. 



ill I''ckl. Synih, \>. 216. 



Stroma variable in shape, elliptical, oldoiiif or Iniieeolate, covere(| 

 liy the epidermis. Mack, more or less roiiuheiied liy the apices ol' the 

 small, asci<jeroiis cells, which are lniried in the stroma, and ol'teii ;ii 

 first contain spermalia. Sporidia ovate, elliptical or olilonu', contimi 

 oils and mostly hyaline. Asei siiin'yliiidrical. 



* 0)1 ((/rofi/h'dnnouK plants. 



Ph. Dalibiii'da', l»k. liTth Uep. p. !()'.), PI. I, lii-s T-l>. 



Stroniiita scattered, innate and snliprominont on liotli sides of the 

 leal, which is .stained immediately around them reddish-hrowii, small 

 loss that! /, mm. diam., siilitnlierciilose-i-oiiuheiied, lilaek. Asci,t;'eroii- 

 cells, (5-12 in a stroma, siilitiloliose, TiVSO // diam. Asei ol)h)im--riisoii| 

 ')0~tiO .\ H> //. Sporidia cru\vd(;d-liiseiiato, olilon<j;-rusoid, hyaline, con 

 tiniious, 12-1(5 .\ 8-.'}.J //. 



On livinni' leaxcs ol Duf/fjurthi rr/x'xti, Forestliiir^i', N. Y. 



Doscrilieil I'rom a specimen sent by Mr. Peck. 



rii. Witfiockil, (Ki'iks,s.) 



Ihitlihli\i Ilit/iiiiUii, ICrikss. I'liitui Sciiiid. No. .|0 

 I'hvlluthoia ll'itliiiikii, Sacc. Syn. siin. 



Stnmiata wiViisod, snrronnding 2 oi' ;{ of the swollen, iipper inter 



'm 



