490) Ustilagineic, Amcrosporje, MeUinotaenium. 



llab. ad folia viva Araliaceaj? spiciei ciijusdain iii (liimetis 

 pi'ope Guarapi Arnericie australis (Balansa). 



35. Entyloma Saniculae Peck 38 Rep. St. Bot, p. 100. — Maculis nu 

 rneros^is, ininutis, confertis vel confluentibus, orbicularibus vel sul»- 

 angulatis, ex albido aut griseo rufescenti-brunneis; sporis subglo- 

 bosis, 12-15 [j.. diam ; conidiis amphigenis, filiformibus vel linea- 

 ribus, rectis vel curvulis, 30-60-2-2,5, hyalinis, subinde pluriuu- 

 cleatis. 



Hab. \\\ foliis vivis Sanicul» M ai'ylaud ica? North Green- 

 bush Americae borealis. 



3(3. Entyloma ambiens (Karst.) Johanson Svampar fran Island p. 160, 

 Ustilago ambiens Karst. Fungi in insul. exped. Spitzb. coll. iii 

 (Efw. Vetersk. Akad. Stockh. 1872, u. 2, Fisch. Apercu p. 17. — 

 Soris epidermide nigrefacta, demum varie rumpente tectis, elon- 

 gatis discretis vel confluentibus, sa?pe superficiem foliorum totatn 

 occupantibus, 1-3 cm. longis; sporis diff"ormibus ut pluriinum sub- 

 spha?roideis, levibus, atro-fuscis, 10-14 u.. diam. 



Hab. in foliis gramiuum ad Adventbay Spitzberg. — (cAii, sua- 

 dente cl. Johanson, idem ac Ent. crastophilum? )). 



MELANOT/ENIUM De Bary in Botanische Zeitung 1874, pag. 106, 

 Schroet. Pilzfl. Schles. p. 285 (Ftym. nielas atrum, et licnia). - 

 Sori explanati, atri vel plumbeo-grisei ; sporto iii mycelio inter- 

 cellulari solitariie, episporio crasso, aiquali, atro-bruunoo pra^dit^ 

 Germinatio sporarum ut in Entylomate. 



Genus ab Entyloinate characteribus vegetativis tantum distinctuiu. 



1. Melanotaenlum endogenum (Unger) De Bary 1. c. ct in Thiim. Myc. 

 Univ. II. 418, Schroet. Pilz. Schles. p. 285, Protoin>jces endogemis 

 Ung. Exanth. p. 341, Protom>jces Galii Rabenli. in Fuck. Fnum. 

 Fung. Nass. n. 1. — Sporis soros atros, explauatos, epidermide per- 

 duranti velatos, plumbeo-griseos efformantibus, globosis vel ellipsoi- 

 (K.'is, plerumque 15-22 =; 12-20, subopacis, atro-brunneis, levibus; 

 promycelio plerumque basi ramulo brevi sterili instructo; spori- 

 diolis cylindraceis, binatim copulantibus directeque germinantibus. 

 Hab. in Galio Mollugino in Gerraania et Britannia. — 

 Mvcelium totam plautam inatricem penetrans, intercellulare, hausto- 

 riis pra-ditum. Planta matrix parva manet gracilisque, inteino- 

 diis abbreviatis, foliis crispatis floribusque parum vel haud evO' 

 lutis. 



