Seaver: Hypocreales of North America 63 



stratum or with the margin free and with several stilbum-like out- 

 growths consisting of a stalk i mm. high and a subglobose head 

 400-600 mic. in diameter, when dry pale flesh-colored or yellow- 

 ish-white ; perithecia immersed but prominent, orange, ovoid or 

 subglobose, 170-200 mic. in diameter ; asci cylindrical, 70-85 X 

 5.5-7.5 mic, 8-spored ; spores i-seriate, elliptical, slightly un- 

 equal-sided, minutely roughened, i -septate, scarcely constricted 

 at the septum, 10.5-12.5 X 4-5-5-5 mic. (/>/. 30, f. 19-20). 



On bark of trees. 



Type locality : Island of St. Thomas, W. Indies. 



Distribution : Known only from type locality. 



Illustrations : Ferd. & Winge, Bot. Tidssk. 29 : pi. i, f. 5. 



Specimens examined: Raukisr, Island of St. Thomas (co- 

 type). 



This and the preceding species appear to be very close together. 



No specimen of StUhocrea Dussii Pat. has been seen but there 

 seems to be nothing in the description of the present species to 

 distinguish it from the former in which the spores are de- 

 scribed as 12X5 niic. 



27. Chromocreopsis gen. nov. 



Stromata gregarious or scattered, tubercular and prominent 

 or depressed, from 2 mm. to i cm. in diameter, bright colored or 

 dark approaching black, fleshy or subfleshy, surface slightly 

 roughened and dotted with the slightly protruding necks of the 

 perithecia filled with dark colored spores ; asci cylindrical to 

 clavate, 8-spored ; spores elliptical to subcuboid, simple or sep- 

 tation indistinct, colored brownish. 



Type species : Hypocrea ciibispora Ellis & Holw. 

 Distinguished from Chromocrea by the 8-spored asci. 



Stromata tubercular, large, bright colored, yellow. i. C. cubispora. 

 Stromata depressed, dark colored, brown or blackish. 



Stromata clothed below with hairs. 2. C. hirsuta. 



Stromata naked, blackish. 3. C. bicolor. 



I. Chromocreopsis cubispora C Ellis & Holw.) 



Hypocrea cubispora Ellis & Holw. Jour. Myc. i : 4. 1885. 



Stromata scattered, tubercular, margin free, more or less con- 

 tracted at the base often becoming substipitate, .5-1 cm. in 

 diameter and the same in height, at first very bright lemon- 



