100 Twenty-third Report on the State Cabinet. 



Height l'-2', breadth of pileus 1-1.5', stipe l"-2" thick. 

 Grassy ground in yards and fields. Albany. June. Grega- 

 rious or csespitose. The pileus is fragile, the spores are brown. 



99. Agaricus cernuus Mull. 



Pileus thin, slightly fleshy, convex, smooth, hygrophanous, 

 dark watery brown and marginally striatulate w^hen moist, 

 yellowish or pale ochraceous and more or less rugose-wrinkled 

 when dry ; lamellse close, narrow, attached, whitish, then dark 

 brown ; stipe smooth, shining, white, hollow, sometimes wavy ; 

 spores brown. 



Height 1-2', breadth of pileus 8"- 18". 



About or on old stumps and logs in woods. Sandlake and 

 Catskill Mountains. Sejotember and October. 



In drying, the pileus begins to change color on the disk, 

 leaving the margin dark for a little time. 



100. Agaricus semilanceolatus Pers. 



Pileus thin, submembranaceous, smooth, conical and acut6, 

 or convex and obtuse, sometimes with a small acute umbo, 

 viscid when moist, and sometimes obscurely striatulate, w^liitish 

 or pale yellow ; lamellse rather broad, loose, attached, slightly 

 emarginate, purple-black, the edge white ; stipe slender,- sub- 

 flexuous, smooth, pruinose at the top, stuffed with a pith or 

 hollow, w^hite-villous at the base. 



Height 2'- 3', breadth of pileus 6"- 10". 



On dung in pastures. Bethlehem. November. 



Series 5 — Coprixarius. 

 Spores Mack ; gills never becoming purjyle or hroicn. 



Subgenus — Panseolus. 

 Veil, when present, interwoven. Pileus rather fleshy, without 

 striae ; margin at first extending beyond the gills, which are 

 clouded. — BerJc. Outl. 



The pileus is thin, seldom expanded ; the lamella3 are ascend- 

 ing, becoming clouded, at length black with spores, not dissolv- 

 ing, the edge often white ; tlie stipe is smooth, rather long and 

 firm, generally hollow. 



Synopsis of the Species. 



Stem solid 101. 



Stem hollow a. 



a. Pileus with an obscure iiuirtciiiiil baud 102. 



a. Pilous with no mai-ginal band b. 



b. Pileus reticulated 10;>. 



b. Pileus not reticulated c- 



c. Whitish-gray or yellowisli-white KU. 



c. Brownish, subshiuing 105. 



