141 
ASCOMYCETES. 
GYMNOASCEAE. 
Endomyces, Van Tiegh. 
E. coprophilus. Mass & Salm. On horse-dung. 
Arachinotus, Schroet. 
A. ruber, Schroet. On dog’s dung. 
A. candidus, Schroet. On an old deserted bee’s nest. 
Gymnoascus, Baran. 
G. Reessii, Baran. On dung of rabbit. 
G. setosus, Kidam. On an old bee's nest. 
. Myxotrichum, Kunze. 
M. uncinatum, Kunze. On rabbit-dung, 
M. chartarum, Kunze. On rats dung. A very beautiful object 
under a low power of the microscope. The minute spherical 
i interw: 
rane ich ra u 
E spines, sacks one curled at the tip like a shepherd’s crook. 
PYRENOMYCETES. 
ERYSIPHEAE. 
All the nt belonging to this family are parasites, and i 
some instances very destructive to cultivated crops. They pue 
under the form ‘of ` delicate white film on living leaves 
Podosphaera, Kunze. 
P. Oxyacanthae, De Bary. On living leaves of Crataegus. 
Common 
Var. tridactyla, arsa On living leaves of various species 
of Prunus. Comm : 
Sphaerotheca, Lév. 
S. pann Lév. On leaves, young shvots, flowers, and fruit of 
eii rati roses. A dangerous enemy to roses, causing the foliage 
to drop prematurely. 
S. humuli, Burr. On meadow-sweet, wild hop, agrimony, 
willow-herb, Poterium sitchense 
Var. fuliginea, Salm. On dandelion, 
