Mplancouieai, Phieosporie, Melaneoiumn. 749 



stulis gregariis pruinosis, intus cellulosis; sporulis minutissimis, 

 subellipsoideis. 



Ho.b. in Ec h i nocact is, Massachussets Anier. bor. (Murray). 

 10. Nsmospora lateritia Fres. Beitr. p. 33. — Acervulis brunneis, 3921 

 subglobosis, suhcutaneis, epidermidem poro atro perforantibus ; co- 

 nidiis oblongis vel breve bacillaribus, 6-7 y.. longis, rectis, in cir- 

 ros carneos vel lateritios exsilionti)uis ; basidiis brevibus siinpli- 

 cii)us vel furcatis. 



Ifnb. \\\ epicarpio Gucurbita.' putrescenti in Germania. — 

 (cAn vera Ncpniospora? )\ 



17. Naemospora fusisperma Preuss F. Hoyersw. n. 327. — Acervulis 3922 

 pulvinatis, cortici insidentibus, liypothecio basidiifero; basidiis fili- 

 formibus; conidiis fusiformibus, utrinque acutis, curvatis, albis, 

 guttulatis, cirro plano, amoine ochraceo. 



Hab. in cortice Al n i, Iloyorswerda. — (c An Crr/piosporium^f )) . 



18. Naemospora leucostroma Preuss F. Hoyersw. n. 330. — Pustulis :io23 

 rninutis, gregariis, erumpentibus; ostiolo perforante, nigTOscente ; 

 stromate subgloboso, subalbo: peritheciis ((( nucleis ?))) numerosis, 

 oblongis et polyniorphis lobatis, atris, circinantibus, nucleo bulbo- 



so, atro; cirris filiforniibus, coccineis ; basidiis tiliformibus, longis; 

 conidiis fusiformibus, utrinque roiundatis, curvatis, minutis, albis. 

 ILib. n\ cortice Alni. Hoyerswerda. — <( Ail Ci/tospora >)■). 



19. Naemospora conica Preuss F. Hoyersw. n. 329. — Emersa, con- 3924 

 ceptaculo proprio, conico-difformi. cornea, subferruginea ; cellulis 

 circinantibus, ovatis, ferrugineis, in conceptaculis infossis; disco pa- 

 pillifoi-mi perforante; basidiis brevibus, tiliformibus ; conidiis fusi- 

 formibus, utrinque obtusatis, curvatis; episporio cum nucleo con- 

 fuso, albo. 



llab. in trabe quercina, Hoyerswerda. — (( An Cytospora? )). 



MELANCONiUM Link in Willd. Sp. pL Fungi II. p. 91 (Etym. melas 

 niger et conia pulvis seu conidia) Catiosisperma l^reuss p. max. 

 parte. — Acervuli vel nuclei subcutanei, conoidei v. disciformes, 

 atri. Conidia in apice basidiorum solitarie acrogena e gK:>boso ob- 

 longa, continua, fuliginea, denique in granulos v. cirros atros erum- 

 pentia et matricem fo^dantia. — • Sistit plerumque statum conidium 

 Melanconidis v. jSIelanconiellce. — Plures species auctorum ve- 

 terum dubia^ sunt v. forte aliarum communium meraj forma); qua?- 

 dam conidiis subfusoideis donatse forte ad genu'^ Crypfomelam 

 propius accedunt. 



