i 









4()S 



not l)l{irl<. iiiclinlfil in a soiiiity, wliitisli (licfoiiiiuu liniwiiisli) sd'oiiui. 

 Sporiiliit iillaiitoid, yL-llowisli, (5-7 x P, //. 



On iMiuiclios (tl' Jt/tuM radivaiis. FrtM|uont iiround nctlilclicin. 

 I'm. (Scliw.) 



TIm; Vitlsa To.fivi in Cookc'ss Vnlsci ol' tlio l'. S., witli Itrown. 

 unisoptiito sporidiit is sonietiiinjj; olso. TIio sitocr. in llorlt. Scliw. liiuc 

 sporidia ii.s stated above. 



V. miemsi»om. Cke. vV IMowr. (Jrov. VII. j.. 82, (ISTD). 



l\ih(t miinttiUa, Pk. liull. Torr. Hot. Cliil), XI, \i. i-j, (iSS.)). 



I'nstuU's uiinntc. rcritliocia (i-20 in a pnstnk', iicsllinij- in t!it> 

 l)ark, crowdod, lilack. Ostiola lilack, orunipcnt in a niiniifc it'rnmi- 

 notis disk, whicli is (doscly siirronndod Iiy the rnprnrc*! cpidcrniis 

 .\sci siioi't, L'liivatr ()!■ riisironii, scaivfly pcdit'ollate, 22-30 x "»--(! n 

 Spoi'idia allantoid, crowdod. o-d ft lonu'. 



On liark ufljoocli {Fdijitxfcri'iKfiiu'a), Canada (^raconii). 



The (,'aiiada spcriniciis au'i'in- so well with the (h'sei'iption of 

 Vnhd inicrosporrf, in (JreviUea, and with speeinions from IMowriiiht. 

 that there can liai'dly lie any doultt that V. vilnuteWi, Pk., and I". 

 iii/'c)'ospo)'(t, ('ke. tt Plowr., are tlu; same. 



V. (lefoiiiiis, (Fr.) 



Spliana i/''fii>mii, I'r. S. M. II, yjS. 

 I \i/sii ili'/r. itii's, (Fr.) Cke. Syn. iS: Slevciisoii in Add. to Cke. VaLsei of the {' s 



Piistnlate, iri-euulai'. Stroma imlverulent, t'erruiiinous. Ostiohi 

 solitary oi- a,ii',ure,i>ated, trloliose, at Icnu'th rostellate. 



On oak limits, Ecthlehem, Pa. (Sch\»'.) Sjtoridia (s<!C. Stevenson. 

 1. c.)(Ji-8^xU/i. 



The (unu'iis descrilied liy Fries u'rew on the inner snrface oi' hark 

 of fir trees lying on the around. Perithecia niiinite, ovate, eovcretl liy 

 a cortical jmstule, and lyinu' in a I'errniiinotis sti'oma. Ostiola erum- 

 {)eiit in tiie center (of the pnstule), without any distinct disk, at lii'st 

 papilliforin. smooth, finally exserted, tentacniate. The Scliweinitziau 

 s])ccics heinjj; on oak is douldfully synonymous with this. 



V. vai'iolai'ia, (Sclnv.) 



Spli{Oia vufinlai iu, Scliw, Syn. N. Am. i,',7t. 

 faha Ta>iohiiia, Cke. Syn. 17S5. 



Sul)pustulate, subconfluent far and wide under the smooth, closelx 

 fitting epidermis, which is stellately ruptured I»y the prominent ostiohi 

 erumpent at fir.st in a brown disk, which finally disappeais. Peri- 

 thecia subercct, circnnate, suri'ounded l»y a scanty, light-colored stroma. 

 Uut without any distinct conceptacle. On a horizontal section, a dark- 



