260 



Mycologia 



ferruginous, clothed with a tufted, yellowish-brown tomentum that 

 has a tendency to crack in areoles, reminding one of some species 

 of Inocybe, margin incurved, entire, slightly paler; lamellae dis- 

 tinctly decurrent, distant, narrow, nearly white, becoming pale- 

 purplish-brown, entire and scarcely paler on the edges, beautifully 

 undulate in dried specimens ; spores ellipsoid, rounded at both ends, 

 smooth, pale-smoky-isabelline under" the microscope, pale-purplish- 

 brown in mass, 7-9 x 4-6 /*; stipe short, tapering downward, yel- 

 lowish-white, clothed above with whitish tomentum and fibrils, 

 about 1.5 cm. long, and 2 mm. thick. 



Type locality : Auburn, Alabama. 

 Habitat : On the ground. 



Distribution : Known only from the type locality. 

 Type collected by F. S. Earle on November 11, 1899. 



4. Deconica bulbosa Peck, Ann. Rep. N. Y. State Mus. 46 : 107. 



1893 



Pileus submembranaceous, convex becoming nearly plane, 6-12 

 mm. broad ; surface glabrous, slightly striate on the margin, whitish 

 tinged with brown; lamellae broad, distant, adnate, purplish- 

 brown; spores ellipsoid, purplish-brown, 7.5 x 5/*; stipe slender, 

 firm, hollow, bulbous, densely grayish-fibrillose, 1.5-2.5 cm. long, 

 scarcely 1 mm. thick. 



Type locality : Delmar, New York. 

 Habitat : On dead stems of herbs. 

 Distribution : Known only from the type locality. 

 The small type specimens are at Albany, collected by Peck in 

 September. 



5. Deconica semistriata Peck, Ann. Rep. N. Y. State Mus. 51 : 



291. 1898 



Pileus thin except on the prominent broadly-umbonate disk, 8-10 

 mm. broad; surface glabrous, somewhat wavy on the margin and 

 striate to the umbo, grayish-brown, paler when dry and less dis- 

 tinctly striate, the broad umbo yellowish; lamellae broad, distant 

 or subdistant, adnate or slightly decurrent, purplish-brown, whitish 

 on the edges; spores compressed, suborbicular, 6.5-7.5 x 6. 5 /a; 

 stipe equal, firm, short, slightly floccose-fibrillose, stuffed with a 

 whitish pith, colored like the pileus, 16-20 mm. long, 1 mm. thick. 



Type locality : Gansevoort, New York. 



Habitat: On damp ground in woods. 



