92 Journal of the Mitchell Society [December 



8. Collybia radicata Rehl. 



Plates 12 and 23 



Cap 3-10 cm. ])road, expanded, usually umbonate and rugose, in 

 center sometimes nearly plane; surface viscid, glabrous, varying from 

 pale yellowish-brown or gray to deep l)lackish-brown, the margin 

 lighter. Flesh thin, white, toughish, taste pleasant. 



Gills white, rather distant, broad, adnexed to nearly free. 



Stem very variable in length and thickness, often most slender 

 when longest, 5-20 cm. long above ground, 3-13 mm. thick at stem, 

 tapering upward, and extending deeply into the earth wdth a smaller 

 root; surface glabrous or furfuraceous, striated and often grooved, 

 about color of cap or lighter, darkest below; texture firm, stuffed. 



Spores (of No. 1844) white, smooth, elliptic, 8-10.8 x 14.4-19 [l. 



A very variable plant both in size and color, but always easily 

 recognized by the long rooting extension of the stem. It is common 

 in open woods, groves and shrubby borders through the summer and 

 fall, and is edible. Mcllvaine says it is sweet, pleasing in texture and 

 delicately flavored. For a good illustration see Krieger in Nat. Geog. 

 Mag. 37: 398, 1920. 



130. Campus in front of Alumni Building, September 21, 1908. 

 372. Open place west of athletic field, October 18, 1911. 



472. Steep hillside on ground and on rotting tree roots in Battle's Park, Septem- 

 ber 30, 1912. Spores 11.8 X 15.2/x. 

 478. In open space back of South Building, October 2, 1912. Spores 11 X 



18.5m. 

 495. On steep hillside around rotting tree in Battle's Park, October 4, 1912. 

 1844. Battle's Park, north of Piney Prospect, September 20, 1915. 



Asheville. Beardslee. 

 Blowing Rock. Atkinson. 

 Common in woods. Curtis. 



9. Collybia semitalis Fr. 



Plates 14 and 23 



Cap convex, 2.5-5.5 cm. broad, convex except for a low umbo 

 or nearly plane, hygrophanous, not viscid, rather silky-shining, in- 

 herently fibrous radially, at times minutely squamulose between 

 center and margin, dark brown with a taAvny tint, the center blackish 

 and the margin soon so on withering or touching. Flesh 1.5 mm. 



