126 



On an old broom, Albany, N. Y. (Peck). 



r riiis species is closely allied to Cli. datniu, but much smaller and 

 neater. It is wholly black and without the fibrous base of CJi. datum. 



V 



The hairs are more delicate and not half the diameter, and the sporidia 

 are scarcely more than half as long and broad. 



Ch. melioloides, (\ & P. 27th Rep. N. Y. State Mus. p. 106. 



Perithecia scattered, minute, brown, globose, arising from a 

 branching, septate mycelium. Bristles black, rough, two or three 

 times dichotomously branched above, the branches spreading. Sporidia 

 ovoid or sul (globose, pale brown, 45 x 3-3 J JJL. 



On culms of Zea Mavs. New York, New Jersey and Louisiana. 



/ * 



Differs from Ch. funicoltnn principally in its more branching 

 hairs which cover the perithecia about uniformly above and below. 



FAMILY. SORDARIEJ!. 



Perithecia either superficial or sunk in the matrix, with their upper 

 part more or less projecting or sometimes erumpent, without (or more 

 seldom) with a stroma, in which, when present, they are immersed: 

 of soft, watery substance, brown or black, often translucent, with a 

 decided round ostiolum. Asci generally with the apical membrane 



O v A 



strongly thickened ; paraphyses present. Sporidia dark colored, one 

 or more-celled. 



Mostly coprophilous ; short lived in comparison with the Row.l- 

 linias and other similar forms from which they are also distinguished 

 by their membranaceous or coriaceo-membranaceoiis perithecia. 



SORDARIA, Ces. & De Not. 



Schema di Classif. d. Sferiacei, p. 51. 



Without stroma. Perithecia immersed, often finally erumpent 

 and free, or superficial from the first, membranaceous, soft, black. 

 Sporidia one-celled, brown or black, without appendages but sur- 

 rounded with a gelatinous envelope. 



S. Iminana, (Fckl.) (Plate 17) 



Hypocopra linmana, Fckl. Synib. p. 241. 

 Sordaria Immana, Winter Die Deutschen Sordarieii p. 21. 

 Exsicc. Fckl. F. Rhen. 1801. 



Perithecia thickly gregarious, buried, globose, with a short, cvl- 



J o / 



indrical. top-shaped, bare, shining neck, black, glabrous, about J mm. 

 diam. Asci cylindrical, short-stipitate, Avith an obtuse or flattened 

 apex which is strongly thickened, about 130xl5//; paraphyses yen- 



