IlYMEXOSCYniA. 113 



, (Stem slender, but not filiform 

 (Stem filiform 



2 



3 



2. 

 3. 



Sclerotium buried in the earth, associated with Anemone 



nemerosa . . . . . . . . . . . . tuberosa. 



Sclerotium on Carex areri'iria . . . . . . . . Durixana. 



Sclerotium on Brassiaa napw and Solatium tuberosum Sclerotiorum. 



JSelerotium on leaves of Cutanea . . .. .. CandoUiana. 



\Sclerotium on leaves of Quercus and Trifolium . . eiborioides. 



, JSclerotium on Juncus . . .. .. .. .. Cu^reijaua. 



' \Sclerotiuin on decayed vegetable matter . . . . filipes. 



A. SPORIDIA ELLIPTIC. 



1. Hymenoscypha tuberosa. (Bull.) 



Cup thin, at first pyriform, then infundibuliform, at 

 length expanded, bright brown, margin entire ; stem 

 elongated, nexuous, more or less immersed in the earth, 

 arising from a black ditformed sclerotium ; asci cylindrical; 

 sporidia 8, elliptic, biguttulate, 15 X 7u ; paraphyses 

 filiform, rather stout. 



Peziza tuberosa — Bull, p. 266, t. 435, fig. 3; Sow., 

 t. 63 ; Fries, " Sys. Myco," ii. p. 58 ; Pers., " Syn. Fung.," 

 p. 644; "Eng. Flo.," v. p. 189; Huss, ii. t. 10; Berk., 

 "Outl.," p. 365; Price, f. 67; Cooke, "Handbk.," 1966; 

 Karst, "Mon. Pez," p. 130; Pat., p. 35, f. 83. Octo- 

 spora tuberosa — Hedw., " Mus. Frond.," ii. p. 33, t. 10, 

 f. B. Sclerotinia tuberosa — Fckl, " Symb. Myco.," p. 331. 

 Rutstroemia tuberosa — Karst., " Myco. Fenn.," p. 105. 

 Phialea tuberosa — Gill., " Champ.," p. 97, c. i. 



Exs.— Desm., "Crypt. Fr.," ed. i. 1739, ed. ii. 1339; 

 Berk., ex. 153 ; Rabh., "Herb. Myco.," ed. ii. 308; Karst., 

 "Fung. Fenn.," 530; Moug. and Nest., 397; Fckl., " F. 

 Rh.," 1235 ; Cooke, " Fung. Brit.," ed. i. 558, ed. ii. 183 ; 

 Phil., "Elv. Brit," 7; Rehm, « Asco.," 202; Roumg, 

 "Stirpes," 161. 



In shady woods, buried in the earth associated with 

 Anemone nemerosa. 



The cups are about 6 to 8 lines broad. The disc is 

 generally darker than the exterior ; the stem is usually 

 black and fibrous below ; the sporidia have a nucleus at 

 each pole ; the paraphyses are sometimes branched. 



I 



