[Vor. 11 
400 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
. . . Sterile base obsolete or nearly so, odor slight, not disagree- 
able," (Peck) ; peridium 240—520 u thick, grenadine to English red 
near the surface to hyaline within, composed of very slender inter- 
woven hyphae; gleba amber-brown to Sudan brown, sometimes 
lighter; cavities large, mostly more than 1 mm. in diameter, sub- 
globose to irregular, empty; septa 60—120 u, composed of very 
closely woven, hyaline hyphae, not scissile; cystidia none, para- 
physes clavate, granularly guttulate; basidia clavate, 22-24 X 8 p, 
hyaline, 4-spored; spores almost sessile, dilute cream-colored to 
hyaline, globose, 11-13 y in diameter, uninucleate, surface pitted, 
giving the appearance of hexagonal reticulations, surrounded by 
а hyaline, gelatinous sheath. 
Hypogaeous, in woods. District of Columbia. August to 
September. 
Specimens examined: 
District of Columbia: Washington, Rock Creek Park, T. E. 
Wilcox, type (in Coll. N. Y. State and U. S. Nat. Herb.). 
8. Leucogaster badius Mattirolo, В. Accad. Sci. Torino, Mem. 
II. 53:356. 1903; Saccardo & Saccardo in Sacc. Syll. Fung. 17: 
240. 1905. 
Illustrations: Mattirolo, В. Ассай. Sci. Torino, Mem. II. 53: 
pl. unnumbered, f. 1—8. : 
Type: probably in Mattirolo Herb. and in Collezione Beccari, 
Herb. Cesatiano at the R. Ist. Bot. di Roma, but not seen. 
Fructifications subglobose, 1 cm. in diameter, raw sienna to 
raw umber, surface pitted, glabrous; stipe very slender, from а 
very slight, inconspicuous, sterile base; peridium 200-340 р thick, 
ochraceous-buff, stupose, composed of very slender hyphae; gleba 
raw umber; cavities polygonal, filled with spores in a gelatinous 
mass due to deliquescence, 0.7-1.0 mm. in diameter; sept& 160- 
200 u thick, composed of compactly woven, gelatinous, cream- 
colored hyphae; cystidia none; basidia hyaline, pyriform, 20-24 x 
124, 4-spored, guttulate; spores almost sessile, subglobose, 12- 
16 u in diameter, cream-colored, surface pitted, giving the ap- 
pearance of hexagonal reticulations, surrounded by a hyaline, 
gelatinous sheath. 
On the ground, under leaves. Italy and New York, July and 
August. 
