17 



Oiiiiiicti'i- i>r tlic |M>i'itlM'riiiiii. Ii.viiliiii'. ininiitrlv r()ii<:iM-iM><|. tliickrni'tl 

 mill iiii'iiiiliirly llcMiniis towanl tlic fi)i. Ast-i nltoiit 10. oviitc (•!• pvfi- 

 luriii. stroiiiilv iH'ilicrlliitc. S)i(iri(liii 3, siiiiill. l.'»-'j(t n lt»ii<r. 



Hii .h'!<iiil iif< iiliiltiii. .'h\Jf<n'ii.',\\\\\ ,K. Hii>i>uv(istiiinii)>. Ap- 

 piiriiillv iKtf ((iii.iindi. Iiiit ic|i(Mlci| IVoiii New ^'oik il'cck), Illinois 

 < Miirlf). Missuiiii ( hciin'tiio). 



Tlic .-| (•( i<'s is nisilv (Irtciiiiiiii'd Iiv the iiWnipt. u;ivv crooks in 

 llic ontcr linirol'tlic n]i|icn(liii:cs. 



r. ciirlnatn. K. & W l-;iysi|ilici of tlic \\ S. in .lonin. Hot. 1S72. 



il\|('| liyllons or smicliiiKs niniiliijiciions. I'l'iitliccin very liirir*', 

 (lcjirc,»sc(l. ].'(> 2'-')/i in ^rciitcst (liiinic't<'r, tcxlnic solt. reticulations 

 very small and inciinlar: a| j cndiijii s very mm.i'Kins, slender, siniple, 

 al'oal c(|nal to tlic diameter of tlic |ieritlieeiiiiii. liyaline, smooth, tips 

 not >\\ollcn. ascending' IVom tlie njiper liali ol' tlie jicritlieeiam. Asei 

 iiiimcrons. 14 or mor«', lon^' and slendei', olilonu' oi' nariowly ovate, 

 pctlitellatc. aliont .'{<>. \ 7.') ii. ."-'poridia <s, <niall. nliout H>.\ 1.') /<. 



On Aiff J*cnin*ii1v<nil(iiiii, A. tt^'/'n/finn, ^i, navvhuriiiuiii, A. 

 ihisycdrpuiii. A. riihniin. 



Not rare tlironjilioiit tlie com try east of tlie I{ocky Mountains, 

 lliouiili not rcjiorled in tlie c.xtrenic nortliAVCst. 



'•'Iiis is readily distinynislied Iro'ii (.'. Acff/'s. (!>('.) Ity its simple 

 appeiidaii'cs and more iMiiiierous, very iiari'ow asei. In some specimens 

 tla- mycelium is iiicons|)icuous, Imt in sjiccimens Ironi Massachusetts 

 (."^cMiioiiri it is more aliiindaiit. The leaves alVected liy it can olten 

 lie distiiijiiiishcd at a distance, as the areas covered liy it I'cmain jireen 

 alter the rest ol' the leal' has assumed its autumnal tint. 



r. .Aiei'is, (DC.) 



/;)v.v//>/ic,lf(i;,\, DC. Flore Franc. VI, p. 104. 

 Alphiliimorpha huvinis. Wallr. Vcrliaiidl, I. p. 3^, 

 rncimila hiroynis. I,i-v. .\iiii. Sci. Nat. XV, p. 153. 

 I'liiiiiiihi Aii'Hi, Sacc. Syll. I, p, S. 



Amiiliiiicnous. Mycelium varialde, «oniotimos in oons|»icuous. 

 dense patches, sometimes }<preadin<r over one or lioth surfaces of the 

 entile leal', rerithecia scattei-ed. larj:e, 150-200/.*; appondafies very 

 numerous, short, less than diameter ol" peiitheeium, once or more rarely 

 twice forked jiiostly lieyond tiie middle, the elongated tips somewhat 

 tajierinu' and strongly recurved or spirally wound. Asei 8-12, some- 

 what jiear-shaped. Sporidia 8, al»out 14x30 //. 



On maple leaves, Calii'ornia (llarkiiess). This exceedingly inter- 

 esting and characteristic sjiecies is inserted as American upon the 

 aiitliority of llarkncss and Moore (Pacific Coast Fungi, p. 32) where 

 it is named U. bicorniK, Lev. 

 3 



