226 
Journal of Mycology 
[Vol. 10 
PYRENOMYCETES SCARCELY KNOWN IN NORTH 
AMERICA. 
A. P. MORGAN. 
CHAETOMIUM ROSTRATUM Speg. 
Saccardo, Sylloge XVI, 429. 
On dung of Rabbit (Lepus). Preston, O. 1902. 
TEICHOSPORA PATELLARIOIDES Sacc. 
Saccardo, Sylloge II, 300. 
On old wood of Ulmus, Preston, O. Dec. 1903. Perithecia 
0.25-0.30 mm. Asci 90-100 x 12-15 mic. Spores 5-7-septate and 
muriform, 18-20 x 8-10 mic. 
BERTIA FRUCTICOLA P. Henn. 
Saccardo, Sylloge XI, 305. 
Growing on old nut of Juglans nigra, Preston, O. Oct. 
1903. Perithecia 0.5-0.6 mm. in diameter. Asci cylindric, with 
a short stalk, 130-140 x 11-13 mic.; spores fusiform, i-septate, 
strongly constricted at the septum, hyaline, each cell 2-guttulate, 
20-30 x 5-7 mic. 
CUCURBITARIA DELITESCENS Sacc. 
Saccardo, Sylloge II, 311. 
On corticate branches of Persica vulgaris, Preston, O. 
March 1904. Asci well matured, 140-150 x 15-20 mic.; spores 
oblong-obovoid, 5-7-septate and muriform, constricted at the 
middle septum. 
EUTYPELLA MICROSPERMA Kalch & Malbr. 
Saccardo, Sylloge XI, 275. 
On dead branches of Prunus americana, Preston, O. March 
1904. The spores 5-6 x 1 mic., smaller than in Eu. prunastri 
Pers. 
OHLERIA ULMI H. Fab. 
Saccardo, Sylloge II, 97. 
On Ulmus americana, Preston, O. April 1904. Perithecia 
semi-immersed, a thin white byssus overspreading the wood; 
in exposed places the byssus soon disappears. Spores fusiform, 
20-24 x 4"5 mic. 
