Cyathicula 111 



Peziza nebulosa Cooke, Mycographia 163. 1877. 



Geopyxis nebulosa Sacc. Syll. Fung. 8: 70. 1889. 



Ombrophila decolorans Sacc. Syll. Fung. 8: 615. 1889. 



Ciboria Dallasiana Ellis & Ev. Jour. Myc. 9: 165. 1903. 



Tarzetta cinerascens Rehm, Ascom. 1853; Ann. Myc. 2: 352. 1904. 



Ciboria fuscocinerea Rehm, Ann. Myc. 2: 525. 1909. 



Apothecia gregarious, stipitate, or occasionally subsessile, at 

 first closed and subglobose, gradually expanding and becoming 

 nearly discoid, attenuated at the base, reaching a diameter of 

 1 cm., cinereous to yellowish-brown; hymenium concave, or 

 nearly plane, similar in color to the outside of the apothecium; 

 stem reaching a length of 1 cm. and a diameter of about 1 mm. ; 

 asci cylindric, or clavate, 8-spored, reaching a length of 150 jj. 

 and a diameter of 10-12 yu; spores narrow-ellipsoid, or fusoid, 

 straight, or slightly curved, hyaline, granular, for a long time 

 simple, finally becoming 1-5-septate, and often with an apiculus 

 at one or both ends and an oil-drop between each two septa, 

 reaching a length of 30-35 n and a diameter of 6-7 ti ; paraphyses 

 filiform, slightly enlarged above. 



On rotten wood. 



Type locality: South Carolina. 



Distribution: New York to Alabama, North Dakota and 

 Colorado; also reported from Europe as Ombrophila decolorans. 



Illustrations: Cooke Mycographia, pi. 73, f. 281; Seaver, 

 Bull. Lab. Nat. Hist. State Univ. Iowa 6: pi. 20, f. 2; Mycologia 

 26: pi. 40 (lower). 



ExsiccATi: Ellis, N. Am. Fungi 477; Rehm, Ascom. 1853; 

 Seaver, North Dakota Fungi 6. 



23. CYATHICULA DeNot. Comm. Critt. Ital. 1: 38L 



1863. (in part). 



Hyalinia Boud. Bull. Soc. Myc. Fr. 1: 114. 1885. 



Calycella Quel Ench. Fung. 305. 1886. 



Pezoloma Clements, Gen. Fungi 175. 1909; Minn. Bot. Stud. 4: 186. 1911. 



Pezizellaster Hohn. Ann. Myc. 15: 349. 1917. 



Apothecia scattered, stipitate, at first closed and subglobose, 

 expanding, the margin beset with sharp teeth, the outside of the 

 apothecium smooth; asci c>lindric-clavate, 8-spored; spores 

 fusoid, elongated, finally 1 -septate; paraphyses filiform. 



Type species, Peziza coronata Bull. 



When the genus was established no species was designated as 

 the type. Later authors have regarded Peziza coronata as the 



