COOKEINA 189 



but occasionally reaching a length of 3 cm., and about 2 mm. in 

 diameter; hairs comparatively short, subconical in form, reaching 

 a length of 400-500 /i and a diameter of 75-100 /x at the base, 

 gradually tapering upwards, composed of a fascicle of mycelial 

 threads, pale-yellow; asci cylindric, reaching a length of 300- 

 350 ju and a diameter of 20 /x, with a short appendage-like base; 

 spores ellipsoid, with the ends slightly narrowed, hyaline or 

 subhyaline, containing one or two oil-drops, 14-18 X 27-33 /x, 

 marked with delicate, longitudinal striations; paraphyses filiform, 

 slightly enlarged above. 



On old wood and bark. 



Type locality: Surinam, South America. 



Distribution: West Indies and New Mexico; also reported 

 from South America and Australia. 



Illustrations : London Jour. Bot. 1 : pi. 15 (in part) ; 

 Cooke, Mycographia pi. 51, f. 199, 200; Cooke, Australian Fungi 

 pi. 20, f. 153; E. & P. Nat. Pfl. V: 195,/. 155, F-G; Engler, Bot. 

 Jahr. 14: pi. 6, f. 9; Mycologia 5: pi. S8 (upper figure), pi. 90, 

 f. 3-5. 



3. Cookeina tetraspora Seaver; Stevenson, Jour. Depart. Agr. 



Porto Rico 2: 160. 1918. (hyponym) ; Mycologia 17: 45. 



1925. 



Apothecia gregarious, closely crowded, or occasionally be- 

 coming confluent with age, at first short-stipitate and turbinate, 

 gradually expanding, becoming slightly concave or nearly plane, 

 externally whitish and slightly tomentose, becoming strongly 

 wrinkled when dry, reaching a diameter of 4 mm. and a height 

 of 2 mm., yellowish or orange the margin fimbriate; fimbriae 

 consisting of conical, fasciculate masses of delicate hairs, each 

 reaching a length of 150 /z and a diameter of 100 /x at the base, 

 hyaline; asci clavate, gradually tapering below into a slender 

 stem, reaching a length of 200 m and a diameter of 12-14 /x, 

 4-spored; spores ellipsoid, unequal-sided, usually containing two 

 large oil-drops, appearing to have a long slender apiculus at the 

 basal end which usually disappears when removed from the 

 ascus, 10-11 X 24-27 ^t, often showing faint striations; pa- 

 raphyses filiform, slightly enlarged above. 



On decaying leaves of some palm. 



Type locality: El Yunque, Porto Rico. 



Distribution : Known only from the type locality. 



