DECADES OF FUNGI. 325 
136. Sphæronema ozysporum, n. sp.; peritheciis subulatis 
LE apice nudis; sporis ellipticis utrinque appendicu- 
s. ! 
On the hymenium of some decaying Polyporus, apparently 
` betulinus, Waynesville, Ohio, Aug. 3, 1844. T. G. Lea, 
sg. 
 Externally resembling Spheronema subulatum, but dis- 
tinguished by its spores having an elongated filament at 
either extremity, and by the naked tip of the perithecium 
Which has a more compact structure. 
. 137. Diplodia Mori, n. sp.; peritheciis globosis dispersis 
siccitate collapsis; sporis obovato-oblongis pallidis simplici- 
bus.— Lea, n. 144. : | 
On twigs of Morus multicaulis, Cincinnati, Ohio, June 25, 
1840. T. G. Lea, Esq. i : 
Sometimes aggregate and oblong from the confluence of 
Several individuals ; more frequently solitary. Occasionally 
: the contents of the spores are attracted to either end, but 
Ido not find a septum even in decaying specimens. 
PsiLoPEZIA, g. n. 
i: Hymenium planum ascigerum omnino immarginatum . 
Strato tomentoso innatum. Asci ampli; sporidia elliptica 
|. 188. P. nummularia.— Lea, n. doo coco eee 
_ On a decayed log in a wet place, Cincinnati, Ohio, July — 
16, 1842. T. G. Leo, Esq. RER né à 
Srbicalar 4 inch broad, flat, purple-brown, growing on — 
White tomentose stratum, which forms a narrow border. 
It has the habit of 
