noutoromycet.T, Domntiacea?, Plui^odictyir, Coniotlieoium. 613 



phora brovia exsGrentos. Conidia magna, subreniformia, distincte 

 compressa, atro-nitida, diiriiiscula, clathrato-septata, latere concavo 

 inirqualitcr sinuosa, latere convexo levia. E superficie conidiorum 

 exeruntur conid\oia secundi ordinis globosa, continua, fuliginea. 

 Genus omnino mirificum et cum nullo noto comparandum. Sub 

 vitro fortiori conidia videntur disculi verticales atro-nitidi, valde 

 approximali. Qaid couidiola fungantur, in vivo inquirendum. 

 1. XenosporJum mirabile Penz. et Sacc. 1. c. Ic. fung. Jav. t. LXXI, 55S4 

 f. 3. — Pulveraceum, atro-nitens, hiuc inde maculiforme; conidiis 

 approximatis, violaceo-nigris, dein impellucidis, e fronte 100- 

 110*60-70 e latere 18-20 [x. cr., sporophoris cylindraceis 20*8- 

 10, sixpe 1-septatis, fuligineis, suffaitis; conidiolis secundi ordinis 

 globosis 5-6 ;j,. diam., levibus, fuligineis. • 



Ilab. in foliis putridis Elettarias, in horto bot. Bogoriensi 

 in insula Java. 



CONIOTHECIUM Corda — Syll. IV p. 508, X p. 668, XI p. 633, 

 XIV p. 1001, XVI p. 1076. 



1. Coniothecium Cerasi Mc AIp. Fungus diseases Stone-fr. trees, 5580 

 Melbourne 1902, pag. 117, fig. 203. — Acervulis nigrescentibus ; 

 hyphis luteo-viridulis 5-10 a.;conidiis continuis, hyalinis, ellipti- 

 cis, minutis, 4-6 * 2-2,5. 



Hab. in ramis emortuis Pruni Persicoe, in superficie gummis, 

 CampbelTs Creek, Victoria Australi;c. 



2. Coniothecium olivaceum Mc Alp. Fungus diseases Stone-fr. trees, 558G 

 Melbourne 1902, p. 117, fig. 204. — Effusum, olivaccum; glo- 

 merulis e cellulis polygonalibus compositis; conidiis intense oli- 

 vaceis, sessilibus, oblongis, varie septatis, conglomeratis, irregula- 

 ribus, 13-17*9-12. 



//a&. in ramulis emortuis Pruni Persicre, Adelaide Australiie. 



3. Coniothecium sociale Peck, Rep. of the State Bot. 1900, p. 156. 5587 

 — C:espitulis minute sparsis vel confiuentibus, erumpcntibus vel 

 superficialibus, interdum efFasis, crastam nigram efiformantibus ; 

 conidiis subglobosis, oblongis vel irregularibus 400-1000 \i. longis, 

 paulo vel pluri-septatis, e celluli.s 7,5-15 a. latis compositis. 



Hab. in petiolis et in fructibus sclerotisatis Pruni, Geneva 

 (F. C. Stewart) et Menands Amer. bor. — Monilia' fructigenw 

 socium. 



4. Coniothecium Caltidis Pcck, Rep. of the State bot. 1900, p. 157. — 55.;s 

 C;i'spitulis immersis, ex cortice longitudinaliter hysteriiforme erum- 



