593 Ui-eiliiic!;o, Aiiicro.spni-io, M';l;iiiip.sora. 



Hab. ad folia viva Cyriarichi sibi^iMci, iii subsahi.s et lucis 

 aroiio^^^is \n\ Miiiii.s.sinsk Sibirine. 



12. Melampsora Liquidambaris Cooke in Rav. Fung. Amer. iior. n. 17. 

 — Epiphylla, castaneo-brunnea, inaculitorinis; teleutosporis sub- 

 clavatis, lateraliter compressis, supra convexis, iufra obtusis, ru- 

 bro-bruuneis, 40 ^ 12. 



llab. in foliis Liq u id am baris, Gainesville Florida Americx' 

 boroalis, 



13. Melampsora vernalls Niessl in Wintor Die Pilze p. 237. — So- 

 ris teloutosporiferis minutis, irregularibus, Havo-brunneis, pleruin- 

 que dense confertis; teleutosporis oblongis vel chivatis, unilocu* 

 laribus, intercellularibus, usque ad 45 y.. longis, flavescenti-bruu- 

 neis. 



Ilab. \n Saxifraga granulata, socio semper ^2i\7ci/o ^'a^;/- 

 frarjaruni, \\\ Germania. — Species adhuc valde dnbia. 



Zi) Uredosporie pseudoperidio persistenti inckisie; sori puituliformcs. 



H. Melampsora betullna (Pers.) Tul. iu Aiiii. Scienc. Nat. 1851, p. 07, 

 t. VII, t. S-y, t. VIII, f. 11-12, Winter Die Pilze p. 238, Schroet. 

 Pilz. Schlos. pag. 363, Uredo popitlina var. bclulina Pers. Syn. 

 p. 219, Uredo ocala var. Bettilie Strauss in Wett. Ann. II, p. ! 3, 

 Ccvoma c;/lind)'icum Link Sp. II, p. 30?, Sclerodum betvJinum 

 Fr. Syst. Myc. T, pag. 262, Scleroiiam Betulm Lib. Crypt. IV, 

 n. 336, Cfr. Sacc in Malpighia 1886, p. 217. — Soris uredosporiferis 

 hypophyllis, rotundatis, gregariis, nitide flavis v. subaurantiis, pseu- 

 doperidio crasso, ostiolo angusto et quasi ciliaio pervio; uredosporis 

 cuneato-oblongatis basi truncatis, echinatis, brevissime pedicella- 

 tis, 22-40 c- 10-19, aurantiacis; paraphysibus apice obovoideis in- 

 lerne attenuatis. levibus, hyalinis; soris teleutosporiferis hypophvl- 

 lis, innatis, convexo-planis, initio plerisque lineis rectis (venulis 

 niatricis) limitatis per hiemem infuscatis vel fusco-nigrescentibus; 

 teleutosporis cuneato-oblongatis, levibus, 30-50 :s 13-16, uniloculii- 

 i'ibus, sectione polygoniis, iiitercellularibus, ex hyalino dilute flavo- 

 brunneis; sporidiolis spliaeroideis, flavis. 



Ilab. in foliis Hetula? albie, p u tresce n t is, verrucosaj, 

 humilis, nana\ in Italia, Gallia, liritannia, Belgio, Arduennis, 

 Fennia, Lapponia, tlungaria, Neerlandia, .\ustria, Germania, Uelve- 

 tia, Sibiria asiatica. 



15. Melampsora Arlae (Schleich.?) Fuok Symb. myc. p. 45, Schroet. 

 Pilz. Schles. p. 363, Wint. Die Pilzep. 211, Ca'oma Sorbi OnAm. 



