1308 Deuteromycetae, Mucedinaceae, Mycogone. 



Hypha3 hyalinne nodoso-articulatre, dichotomice v. alterne ramo- 

 sie; articuli facile, soluti apice infero, attenuato-truncati, supero 

 breviter capitato-bilobi, in conidia sensim transeuntes; conidia 

 cylindracea l-septata, non catenulata, concoloria 

 1. Ramulariopsis Cnidoscoli Speg., 1. c, p. 422, cum icon. — Macu- 8l( 

 lis pallescentibus diffusis, obsoletis; acervulis hypophyllis nervi- 

 sequiis v. circinantibus, erumpentibus, subhemisphaericis, lOO-lBO 

 •j.. diam., gossypinulis, albis, per setatem subflavescentibus; conidiis 

 quandoque leniter fusoideis quandoque vix subclavulatis, utrinque 

 plus minusve acutiuscule rotundatis 20-50 * 5-7, primo continuis 

 dein 1- rarius 2-septatis, ad septa non v. obsoletissime constrictis, 

 rectis v. parum inaequilateralibus, hyalinis, levibus, in lobulis api- 

 calibus articulorum superiorum hypharum alterne exsurgentibus. 

 Hdb. ad folia Cnidoscoli Cnicodendri et Cnidoscoli 

 sp. alterius, in silvis prope Oran et Ledesma Argentina America 

 austr. j 



MYCOGONE Link — Syll. IV p. 183, X p. 550, XI p. 600, XIV 

 p. 1058, XVI p. 1040, XVIII p. 542. 



1. Mycogone Ulmariae Potebnia, Myc St., Ann. Myc. v. V (1907; 8li 

 p. 21, tab. II, fig. 26 et Trav. Soc. Nat. Univ. Kharkov 

 XXXXIII (1907). — Maculis brunneis ; hyphis repentibus, hyalinis. 

 2-2,5 \y. cr. ; -sporulis piriformibus 31-35*22-26 in apice hypha- 

 rum breviter ramulosis tenuibus insidentibus ; loculo superiore co- 

 nidiorum sphferoideo, 22-26 [i. cr., flavo-brunneo, episporio crebre ' 

 verruculoso proedito, inferiori hyalino conoideo, basi 10-12 >^.. lato, j 

 7-8 IX. alto. 



Hdb. in caulibus putrescentibus SpirsBje Ulmariae prope I 

 Kursk Rossia. 



2. Mycogone flava (Wallr.) Rivolta, Parass. veg. 2 ed. p. 481 (1884) 81 

 fig. 187, Mycobanche flava Wallr. Fi. crypt. germ. II 273 (1833). — 

 Hyphis ramosis, ramulos laterales conidiferos mitteutibus ; conidiis ;l 

 bicellularibus, cellula sup. globosa, spinulosa, inferiori subhemi- [ 

 sphoerica, levi, intus granulosa et crasse 1-guttata, primo viridi- 

 flava, matura saturate griseo-flava. 



Hab. in foeno et spicis secalinis in Italia (Rivolta) in 

 ligno Tiliae in Thuringia (Wallroth). — Species omnino am- 

 bigua. 



3. Mycogone Sporotrichi (Cda.) Sacc. et Trav. — Syll. XX p. 159. 8k 

 — Puccinia Sporotrichi Corda, Icones fung. I, p, 6, tab. II, fig. 100 



