No. 3.] HYMENIALES OF CONNECTICUT. 49 



ture mushroom varies much in its size and coloring, but the 

 principal distinguishing characters remain the same. This 

 is the species ordinarily cultivated. All members of the genus 

 grow on the ground, and by far the larger number grow in 

 open, cultivated fields or meadows, but some are found in the 

 woods. 



Agaricus abruptus Pk. (abrupt, referring to the abrupt 

 termination of stem). 



Manchester, Hanmer; Mansfield, Aug. (201). 

 Agaricus arvensis Schsefif. (belonging to cultivated 

 ground). Plowed-land Mushroom. Edible (Pk.). 



East Hartford, Hanmer. 

 Agaricus campestris L. {campus, a field). 



New Haven, Clinton; Mansfield, Aug. Edible. Plate 

 XXIV. 

 Agaricus placomyces Pk. (a flat fungus). 



East Hartford, Hanmer. Edible (Miller). 

 Agaricus Rodmanii Pk. 



East Hartford, Hanmer. Edible (Pk). 



STROPHARIA Fr. 



arp6(pioy, a belt ; referring to the ring. 



This genus is separated from Agaricus by the attachment 

 of the gills to the stem. When young the plants are covered 

 by a partial veil, which leaves a distinct ring on the stem when 

 it bursts. The cap and stem are fleshy, and the plants are 

 considered edible by some writers and poisonous by others. 

 Growing on the ground or on dung. 



Stropharia semi-globata Batsch. (hemispherical). 



Mansfield, June (13). 

 Stropharia stercoraria Fr. (pertaining to dung). 



East Hartford, Hanmer. 



HYPHOLOMA Fr. 



vcpoc, a web ; Xwfia, a fringe. 



Hypholoma is quite easily separated from the other genera 

 of the brown-spored group, by the veil which covers the gills 



4 



