PSEUDOMBROPHILA 141 



Humaria microspora (Berk. & Curt.) Sacc. Syll. Fung. 8: 131. 1889; 

 Pezi'za microspora Berk. & Curt.; Berk. Grevillea 3: 150. 1875. This species 

 was first reported from South Carolina. Specimens collected in Penns-ylvania 

 which appear to agree with the original description are more closely related to 

 the genus Plectania than to Humarina. 



Humaria xanthomela americana (Rehm) Sacc. & Trott. in Sacc. Syll. 

 Fung. 22: 626. 1913; MeJachroia xanthomela americana Rehm, Ann. Myc. 3: 

 230. 1905. The American form of this species was reported by Rehm from 

 Tacoma Park, Washington, D. C. No specimen has been seen. 



Peziza elachroa Berk. & Curt.; Cooke, Mycographia 160. 1877. The 

 species which is described from Cuban material is about one-fourth of an inch 

 broad and of an olivaceous color. No specimen has been seen. 



Humaria subgranulata (Berk. & Curt.) Sacc. Syll. Fung. 8: 129. 1889; 

 Peziza subgranulata Berk. & Curt.; Berk. Jour. Linn. Soc. 10: 366. 1868. 

 A Cuban species said to be closely related to Ascophanus gramdaius. 



18. PSEUDOMBROPHILA Boud. Hist. Class. Discom. 



Eu. 65. 1907. 



Apothecia subsessile or short-stipitate, less than 1 cm. in 

 diameter; substance rather tough and resembling an Ombrophila; 

 asci cylindric or subcylindric, usually 8-spored; spores ellipsoid, 

 hyaline; paraphyses delicate. 



Type species, Helotium Pedrottii Bres. 



1. Pseudombrophila deerrata (Karst.) Seaver, comb. nov. 



Peziza deerrata Karst. Not. Fauna Fl. Fenn. 10: 119. 1869. 



Peziza rufescens Schrot.; Rab. Fungi Eu. Z311. 1878. 



Peziza Schroteri Cooke, Grevillea 6: 110. 1878. 



Helotium Pedrottii Bres. Fungi Trid. 1: 14. 1881. 



Humaria deerrata Sacc. Syll. Fung. 8: 140. 1889. 



Geoscypha Schroteri Rehm, Ascom. 901; Hedwigia 27: 163. 1888. 



Humaria Schroteri Sacc. Syll. Fung. 8: 141. 1889. 



Pseudombrophila Pedrottii Boud. Hist. Class. Discom. Eu. 65. 1907. 



Apothecia gregarious or crowded, sessile or short-stipitate, 

 at first closed and subglobose, opening and becoming discoid or 

 shallow cup-shaped, reaching a diameter of 3-4 mm., externally 

 dark-brownish and subtomentose or squamulose; hymenium 

 plane or slightly concave, pale-reddish or reddish-purple; asci 

 cylindric or subcylindric, 8-spored; spores ellipsoid, 1-seriate, 

 parallel with the ascus and apparently adhering together but 

 easily detached, occasionally containing one central oil-drop, 

 hyaline or slightly yellowish, 8-9 X 12 14m; paraphyses slender, 

 rather strongly enlarged above, where they reach a diameter 

 of 4 fjL. 



On dead herbaceous stems, especially on Brassicaceae. 



