173 



The Newfield Bpecc. have the asei (p. sp.) 75-80 x8-10 fi. Spo- 

 ridia 12-14x6-7 fi. Perithecia ovate, about \ mm. diam. 



Differs from i?. ligniaria in its rather larger asei and sporidia. 



R. ambigua, Sacc. Fungi Ven, Ser. II, p. 328, F. Ital. tab. 594. 



Fxsicc. Rehni's Ascomycetes, 790. 



Perithecia densely gregarious, superficial, with the habit and gen- 

 eral appearance of JR. pulvcracea, (Ehr.), globose-conoid, 120-140 jjl 

 diam., very black, clothed all over, but especially around the small, 

 papilliform ostiolum, with acute, divergent bristles, finally bald. Asei 

 cylindrical, attenuated below, 80 x 8 fi, 8-spored, and with filiform par- 

 aphyses. Sporidia directly or obliquely uniseriate, ellipsoid, or sub- 

 globose, 10-12 x 7-8 ,, slightly compressed laterally, greenish at first, 

 becoming dark, continuous. 



On branches of Sambucus pubens, New York (Peck)* 



Evidently closely allied toi?. ligniaria. 



R. hericiuni, (Schw.) 



Sphceria hericiuni, Schw. in Herb. Berk. 



Coniochceta hericium, Cke. Syn. 2785 and Grev. XV, p. 82. 



Splueria hericiuni, Wall. Cr. Fl. Germ. No. 3871? 



Perithecia scattered, 300 ju diam., subglobose, dark brown, clothed 

 with short, subulate, scattered hairs. Asei cylindrical, 8-spored. Spo- 

 ridia oval, continuous, brown, 12-14 x 8 ft. 



On rotten wood, Bethlehem, Pa. (Schweinitz). 



R. Clavarise, (Tul.) (Plate 20) 



Sphceria Clavarice, Tul. Ann. Sei. Nat. Ser. IV, torn. V, p. 113. ' 

 Sphceria Clavarice, Awd. Rab. F. Fur. No. 252. 

 Sordaria Clavarice, Ces. & De Not. Schema, p. 52. 

 Pleospora Clavariarum, Tul. Sel. Carp. II, p. 271. 

 Helmithospliceria Clavarice, Fckl. Symb. p. 166. 

 Rosellinia Clavarice, Winter, Die Pilze, 3096. 

 Fxsicc. Rab. F. Fur. 252, 1023, 2666. Fckl. F. Rh. 2443. FH. N. A. F. 786. 



' Perithecia gregarious, superficial, globose, without any evident 

 papilliform ostiolum, dark brown, clothed all over with simple, spread- 

 ing, sharp-pointed, rigid, brown hairs, and seated on a widely effused, 

 felt-like, black, subiculum, the branches of which, as well as the hairs 

 on the perithecia bear conidia at their tips. Asei cylindrical, attenu- 

 ated below into a stipe-like base, 80-90 x 6-7 fi. Sporidia uniseriate 

 or partly biseriate, elliptical, pointed at the ends, dark brown, con- 

 tinuous, 10-14 x 6-8 fi. Paraphyses filiform, longer than the asei. 

 On living Clavaria Newfield, N. J. 



