NEW SPECIES OF FUXOI. 21 



brown hairs, the uppermost .01 to .014 in. long, .0003 broad, the 

 disk rt'hitish, concealed in the dry plant by the hairs of the margin ; 

 asci cylindrical, .0025 to .003 in. long, .00025 to .0003 broad : spores 

 oblong or subt'usiform, straight or slightly curved, colorless, .0003 to 

 .0004 in. long, .00008 to .00012 broad. 



Dead stems of Eupatovium maculatum. Adirondack mountains. 

 July. 



Apparently near P. relidna Fr., Ijut that is described as sessile 

 and of a bay color. 



This and the next following species belong to the subgenus 

 Dasyscypha. 



Peziza urticiua. 



Receptacle minute, .007 to .014 in. broad, sessile, subglol^osc, almost 

 hyaline, and with the mouth connivent when moist, whitish and pul- 

 verulent-hairy when dry ; asci subfusiform ; spores crowded or bise- 

 riate, fusiform, .0004 to .0005 in. long ; paraphyses filiform. 



Dead stems of nettles, Laportea Canadensis. Catskill mountains. 

 July. 



When moist the hairs are appressed and the cups appear longitud- 

 inally striate. When dry the disk is generally concealed. The 

 plants are so small that they appear to the naked eye like minute 

 white grains. 



Helotiuui fraternuui. 



Plate 1, %s. 12-14. 



Receptacle small, ^ to 1 line broad, stipitate, the disk plane 

 or slightly concave, pallid or reddish-yellow, becoming more con- 

 cave and dull-red in drying, the stem about equal in length to the' 

 diameter of the receptacle ; asci clavate or subcylindrical, .003 to 

 .004 in. long, .0004 to .0005 broad ; spores crowded or biseriate, 

 subcylindrical, .00065 to .0008 in. long, .00016 to .0002 broad ; para- 

 physes numerous, filiform, scarcely thickened at the tips. 



Petioles and midveins of fallen leaves of maple, Acer saccJiarimon. 

 Adirondack mountains. July. 



Pezicula niiuuta. 



Receptacle minute, .009 to .017 in. In'oad, numerous, scattered or 

 two or three crowded together, attached to the matri.x by a minute 

 point, grayish, i)ulveruk'nt, the margin ol)tuse or obsolete, the disk 

 plane or convex, suboehraceous ; asci ol)long-clavatc ; spores crowded, 



