1924] 
BURT—THE THELEPHORACEAE OF NORTH AMERICA. хїп 28 
walled; basidia simple, 30 x 6 y, with 4 slender sterigmata; 
spores hyaline, even, cylindrie or slightly eurved, 712-10 x 4- 
516 y, usually 9 x 516 y. 
Fructifications 700 р high, 200-300 y in diameter. 
On bark of rotting oak. California. May. 
The fructifications are colored like those of S. poriaeformis 
but in other respects are more like S. anomala when growing on 
pustules and crevices x: the bark. 
Specimens examine 
California: Avalon, Santi Catalina Island, L. W. Nuttall, 396, 
type (in Field Mus. Nat. Hist. Herb., and Mo. Bot. Gard 
Herb., 57610). 
9. S. poriaeformis (Pers. Fries, Hym. Eur., 597. 1874; 
Winter in Rabenhorst, Krypt.-Fl 1: 391. 1884; Bourdot & 
Galzin, бос. Мус. Fr. Bul. 26: 226. 1910. 
Peziza poriaeformis Pers. 7 of Peziza anomala Pers. Syn. Fung. 
656. 1801.—P.? poriaeformis (Pers.) De Candolle, Fl. France 6: 
26. 1815; Fries, Syst. Myc. 2: 106. 1823.—P. tephrosia Pers. Myc. 
Eur. 1: 271. 1822.—Solenia poriaeformis (DC.) Fuckel, Symb. 
Мус. App. 1:290. 1872.--басе. Syll. Fung. 6: 428. 1888; Coker, 
Elisha Mitchell. Scientif. Soc. Jour. 36: 151. pl. 15, pl. 30. f. 4-6. 
1921; Rea, Brit. Basid. 703. 1922.--Ап Peziza pruinata Schweinitz, 
Naturforsch. Ges. Leipzig Schrift. 1: 120. 1822?—An P. Daedalea 
Schweinitz, Am. Phil. Soc. Trans. N. S. 4: 174. 18827 
Illustrations: Brefeld, Untersuch. Myk. 7: pl. 11, f. 21. 1888; 
Coker, loc. cit. 
Fruetifieations about 1 mm. high, cinereous, light neutral 
gray or hair-brown, cup-shaped, sessile, hairy, more or less 
crowded, 2-4 to a mm., seated on a grayish mycelium; hymenium 
pale gray, concave; flesh thin, brownish; basidia simple, with 
2-4 sterigmata; spores hyaline, even, subglobose, 444-614 x 4 lo- 
5 y. 
On decaying limbs and logs of frondose species. Europe, New 
Jersey to Alabama, and in Minnesota. April to January. In- 
frequent. 
This species covers small areas 1-3 em. long by 12-1 em. broad 
on bark of oak, birch, maple, grape, etc. It has the aspect of а 
