328 Derruitiefe, Amerospora;, Zygosporium. 



supra raino.sis, iiatenti-Yerf.iciilati?^, rusco-atnsi; cotiidiis glohosis 

 peiliicidi.s albis. 



Uoh. in foliunim Pinoituii putrescentiuni pagina interiore 

 prope iloyei-swerda, in Ilollanciia et Bntannia. 



2. Verticicladium fuscum (Fuck.) Sacc. VeriicSUiuni fusawm Fuck. 15*^7 

 Syinh. rnyc. p. 362. -— Casspitibus laxe tomentosis, luscis ;• liyphiis 

 ropentibus adscendentibusque. ramo.^is, sftptatis, Cuscis ; rainulis qua- 

 ternis, basi incrassati&, patentibus, apice conif.iia glol)osa, minuti^- 

 sima. uniijuttuiata, nivea srerentibus. 



ilab. \\\ foliis putrescenlibus Quercus prope Hattenlieini 

 Hhenosroviee. 



3. Verticicladiuin apicale (B. et Br.) Sacc Vf'r tfCilHum apica/c R. isss 

 et Br. Ann. iN. i-i. n. 531. tah. VII, tig. J7. — ElVusuni olivaceo- 

 atruni ; iiyphis erectis septatis: rarnulis apicaiibus verticillatis bre- 

 vibus. deorsuni incrassati^; ; coiiidiis globo.sis. 



Hab. in ramis Hecorticatis quercinis, Wraxali, Somerset 

 Britanniaj. 



4. Verr»clcladium pufvinatum (B. et C.) Sacc. Vcrticilliam puhina- if)S9 

 tum B. et (.". Nortii .Amer. iungi n. (w3. — Pulvinatum, giivum. 

 deorsum i»ii>TCscens : liyphis parce nanosis, sursum verticill-.tis ; 

 conidiis niinimi's subeliii^ticis. 



Hah. in rami.s .Vcacias (Albizzia') .Juiibrissin iri Carolina 

 inf. AT>ier. bor. — Ciespites rnbro-grisei, senio nigrescentes. 



5. Verticlcladium pulvereum (P. et C.) Sacc. Verliciliiura puloey-eam ^^'^^ 

 Peclv et C. in liep. on the St. Mus. New Yoriv. — EtTusum. pnl- 

 vei'acGum, atrum V(d tabacino-brnnneum ; liyphls coioratis ; rami.s 

 inferioribus subalternis, superiorihus oppo^ilis verticiiiatisque. ulti- 

 mis ramulis brevii)u>. cviiudraceis, obtusis,- conidiis late eliipsoideis 



vel subgliibosis, coloratis, ('i-7 ^ ~>-iS. 



Hafj. in ligno [.utii. Alden Amer. i)or. (Clinton). —  Format 

 strata tenuia pulveracea m iigai superficie. 



ZYGOSPORIUW lVlt>nt. Cuba p. ;>03 (Etym. zyV'^ jugum, nexus et 

 sfionj.). — flypha! storiles ra^spitosse. repente?. cuntinuiie, fertiles 

 uni- aut saipius bisepiatoe. fuiigineie, apice suluacrassato-chiyato 

 peilncid.e, basin versxis hinc unicum ranium uniarticulatuni ciavce- 

 ibrmum subrecurvuin emai'£ririatuni emittentes. Conidia ovalia vel 

 globosa peilucida, nucloo vix colorafco, cuique emargin^iiura} lateri 

 imposit.'!. 



