230 The North American Cup-Fungi 



together in masses, enlarged above, reaching a diameter of 8 fx, 

 yellowish-brown . 



On the ground in deciduous woods. 



Type locality: Europe. 



Distribution: New York to Ohio; also in Europe. 



Illustrations: Bond. Ic. Myc. pi. 254; Rab. Krypt.-Fl. V: 

 922, f. 1-3. 



Exsiccati: N. Am. Fungi 2621. 



Very distinct with its reticulated hymenium but not very 

 commonly collected. 



15. Peziza domiciliana Cooke, Gardner's Chronicle 41: 793. 

 1877. (Plate 26, fig. 2.) 



?Octospora varia Hedw. Descr. 2: 22. 1788. 



Peziza Adae Sadler; Cooke, Trans. Bot. Soc. Edinburgh 13: 45. 1877. 



Peziza odorata Peck, Bull. Torrey Club 23: 420. 1896. 



Peziza varia f. typica Bres. Fungi Trid. 2: 75. 1898. 



Apothecia gregarious or occasionally cespitose, usually short- 

 stipitate when young, at first concave, soon becoming repand, 

 leaving a depression in the center, at first rounded, becoming 

 irregular and often decidedly angular in outline, externally 

 white, the margin entire or occasionally splitting, reaching a 

 diameter of 10 cm., the substance when broken turning golden- 

 yellow (it is uncertain whether this character is constant but 

 it is very conspicuous in some cases) ; hymenium at first concave, 

 becoming plane or convex and distinctly umbilicate, at first 

 white, becoming dingy-buff or brownish; stem not exceeding 

 1 cm. in length, thick, irregular, white, becoming obsolete with 

 age; asci cylindric or subcylindric, reaching a length of 225-250 ix 

 and a diameter of 15 ju; spores ellipsoid, hyaline when young, 

 often containing two small oil-drops, 8-10 X 13-15 ju; paraphyses 

 slender, septate, slightly enlarged above. 



In cellars, mushroom caves, and occasionally in green- 

 houses, usually growing on plaster, sand, gravel, or coal-dust. 



Type locality: Europe. 



Distribution: New York to Iowa and Missouri; also in 

 Europe. 



Illustrations: Trans. Bot. Soc. Edinburgh 13: pi. 3,f. a-i; 

 Cooke, Mycographia, pi. 97 , f. 349; Bres. Fungi Trid. pi. 188; 

 Bull. Lab. Nat. Hist. State Univ. Iowa 6: pi. 15, f. 2 (as Peziza 

 re panda). 



Rather frequently encountered. 



