w 



836 



' I 



' ' ' 1 



HI. Americana, K. & K. 



/'/foi/iiiia hyaUisfiota, \\. & Iv. I'rot. Acad. Nnt. Sci. Phil. July, iS</i, j) 2,;S, (ikii 

 Spe({.) 



PoritliPcia S('iitt<'i('(l. (Icprcssod-lioiiiisplicricnI. T.VOO n, of coarse. 

 (•('Iliiliii' structure, iit liist sunk in tlu,' piirciiclix uia of tlic leal", linallv 

 more or le.<s eriiiiii»eiit-sii|ierlicial, with a papillillirin ostiolinn. .Xsci 

 oliloiis;. 7")-S') X 3")-4(> //, S-spoi'cd. Sporitlia oltloiitr or slinlitly ovale- 

 (diloiiij:. ,')-(i-septate (mostly r)-.scptate), witli one or more loiiuiludinal 

 septa more or less di.stiiu-t, nearly Iiyaliiie, omis olitusely pointed or 

 rounded, sliulitly c(»nstricte(| at tlie septa, especially at tlie middle one. 

 2 ')-4(K mostly 2 ')-.■'>( M x 1--1'» «. DilVers from 1\ J'ixi (Sow,) in its 

 oli(»vate asci, nearly hyaline «poridia, and more delicate, .smaller jteri- 

 tliecia. 



On leaves of Ldthyvus safhuis and P/'sinii ,sy/^/V/////, .^tai-kville. 

 Miss. ('I'racy), and on leaves iA' Trifoliiiin. Camnla (f)earness). 



PI. compmssa, Hark. I!iill. Cal. Acad. Sci. No. I (1S84). p. 4.'). 



Peiitliecia scattereil. c(»vered Iiy the ldackene(| cnlicle. concave, 

 surrounded liy radiatinir, hrown liyplia". Asci (davate, short-stipitate, 

 S-spored. paraphysate. >>(MM)x 1.")-1S //. Sjtoridia liiseriate, uneijnally 

 (dliptical. transversely ii-septate, lirown, with a lonjiitiidinal septum 

 across tlie two central colls, at first .snri'ouuded Iiy a utdatiuous coal. 

 20-27x...-lfl/i. 



On dead stems of Pol >/(joiiuiu a/tioi'j>/inin, iJlne Canon, Cal. 

 (Harkuess). Very near 1*1. peiiuunda, Cke. 



IM. vitrispora, Tke. & Hark. (irev. IX. p. 8(5. 



Kx.sicc. ICll. & Kvrht. N. A. I". 21I Ser. isSz. 



IVrithecia scattei-ed, Imried in the wood, the surface of which is 

 I'aisedanil lilackened over them, alutut ^ mm. diam.,uloi»ose, papillate. 

 . and linally peilbrated, Idack. Asci cylindrical, alioiit 112 x 12 //, with 

 alaindant paraphyses. Sporidia uniseriate, eloni^ated-elliptical, hya- 

 line, the contents divided in a muriform mannei- (merencliymatic), 22- 

 24xl2/i(;{2x12> Cke.) 



On dead hranches of Ltntivcm, California. 



Pi. denotata. (('. & K.) 



Sp/irriio deiinliita, C. it K. ('.rfv. VI, p. ifi, PI. 96, fiff. 20. 

 I'liospiiru (It-iiottitii, Slice. Syll. .^7.10 and Cke. Syii. .S"27. 

 Kxsicc. Ell. N. A. I'". 778. 



Perithecia mostly seated on |»allid spots, globose, hiiye, promi- 



