5o8 BOTANICAL GAZETTE [june 



Stigmatea Fries 



Stigmatea guettardae, sp. nov. — Spots large, 0.5-3001, in 

 diameter, irregular, light brown or red in young stages and ashy 

 or white in old stages, always sharply defined by a dark brown 

 border. 



Perithecia epiphyllous, gregarious, grouped in the center of the 

 spot, small, black, 60-80 fj, in diameter. Ostiole erumpent, small, 

 6-10 n in diameter. Asci obhquely oblong, short and abruptly 

 stipitate, obtuse above, 2 5-40 X 8-1 1 fx, 8-spored. Spores long- 

 elliptic, 2-celled, the septum at or nearly at the center, shghtly 

 constricted, hyaline, 11-13X2-3/1. Paraphyses present, long, 

 filiform, septate, hyaline to yellowish. 



On Guettarda ovalifolia Urb., Maricao, January 10, 1913, no. 191 (type); 

 Barros, January 2, 1913, no. 164; Maricao, April 5, 1913, no. 771; July 19, 

 1915, no. 8804; Monte Alegrillo, no. 4741; Indiera Fria, Maricao, October 8, 

 1913, no. 3338. 



On Guettarda scabra (L.) Lam., Tanama River, July 6, 1915, no. 7851. 



Phl^eosphaerella Karst. 



Phaeosphaerella paspali, sp. nov. — Perithecia amphigenous, 

 sunken, sub-spherical, 125-137/1 in diameter; ostiole minute, 

 10-15/1 in diameter. Asci crowded, sub-cylindric, 55-60X8/1, 

 8-spored; spores brown, oblong to fusoid, unequally i -septate, 

 slightly constricted at the septum, 12-15 X 3-5 /i- Paraphyses none. 



On leaves of Paspalum glahrum Poir., Maricao, no. 8803a (type) (fig. 5). 



CoNiOTHYRiuM Corda 



Coniothyrium marisci, sp. nov. — Spots oval to hnear, yellowish, 

 with a dark brown margin. Pycnidia gregarious, amphigenous, 

 sub-spherical, 120-130 /i in diameter, subepidermal, only the ostiole 

 erumpent. Perithecial wall thick (35/1); ostiole 16-20 /t in 

 diameter. Spores dark brown, ellipsoid or globose, 5-7X2.5/1. 

 Conidiophores not apparent. 



On Mariscus jamaicensis (Crantz) But., no. 124 (type) (fig. 6). 



Pestalozzia De Notaris 



Pestalozzia lucumae, sp. nov. — Spots, epiphyllous, black, 

 irregular, 2-5 mm. in diameter. Acervuli subepidermal, erumpent, 



