Melanconieae, PhseosporsB, Melanconium. 471 



oblongis, utrinque obtusis, 14-19^6-8, plasmate subchlorino far- 

 ctis, sub apice ex uqo iatere setula e basi in ramis 3-5-subdicho- 

 tomo-divisa ornatis, rarais setulae longitudinem coaidii stepe adae- 

 quantibus. 



Hab.'n\ foliis Geranii pusilli, Tregnago Agri verou. — Af- 

 nis P. sudsessth\ 



2. Pestalozziella Andersonl EI!. et Everh. Bot. Gaz. 1891, p. 18, i. VII, 6857 

 f. 12-14, Journ. Myc. 1889, p. 65. f— Acervulis amphigenis, den- 



se sparsis, nigris, erumpentibus, discoideis, 150-200 tx. diam.; co- 

 nidiis ovato-ellipsoideis, subacutis, hyaUnis, continuis, 15-22=^7- 

 10, crista irregulari, 3-1-partita, e setulis patentibus, 12-15 fx. 

 iong. formata, donatis; basidiis nullis v, obsoletis. 



, Hab. in foiiis vivis Asclepiadis v. Apocy n i, Sand Coulee, 

 Mont. Amer. bor. (F. W. .^ndersgn). 



3. Pestalozziella circularis Cooke et Mass. Grev. XVIIi, p. 80. — 6858 

 Pseudo-peritheciis araphigenis, circulariter dispositis, convexulis, 

 denique irregulariter erumpentibus, brunneis, dein nigricanti-niti- 

 dulis, PhyllachorcB instar,- conidiis elliptico-cjiindraceis, 30-34^8- 



10, h.yalinis, continuis, intus granulosis, apice unisetis, basi brevi- 

 ter crasseque stipitatis setisque 3-4 divergentibus hyalinis ornatis. 

 Hab. in foliis emortuis Eucalypti parviflorae in Austra- 

 lia (Mrs. Martin.) 



4. Pestalozzlella YuccaB Karst. et Har. Journ. Bot. 1890, p. 362. — 6859 

 Acervulis gregariis, vnlgo orbicularibus, epidermide deiu circura- 

 scisso-soluta velatis» atris, disco pallesceQte, 0,2 ram. v. paullo ul- 



tra lat. ; conidiis clavato-oblongatis, nonaunquam medio constrictis, 

 Gontinuis, Iiyalinis, 44-50^12-15, apice appendiculis 4, tenellis, 

 20 [x, circ. long, instructis. 



Hab. ad Y u c c a m, Texas Amer. bor. (Trecul). 



SecL 2. Phieosporae. 



fWELANCONIUM Link — Sacc. Syll. III, p. 749. 



1. Melanconium triangulare E. et E. in Journ. of Myc. 1886, p. 38. ^m 

 — Acervulis epidermide tectis, oTbicularibus, parvis, stromate cor- 

 ticali, centro in pustulam conicara elevato,- conidiis obtuse trian- 

 gularibus, rainutis, 5-6 p.. diara., brunneis, in massaoi atrara coa- 

 litis; basidiis gracilibus, 15 sl. 



Hab. in ramulis eraortuis Carpini ameri canse, West Che- 

 ster, Pennsyivania Araer. bor. 



