62 THE WEST VIRGINIA FLORA 



S. AMPELOPSIDIS C. & E. * 



On Parthenocissus quinque folia, March 30, 1894. Spor- 

 ules 18 to 20 x 10 to 12 p (Nuttall, 1460, 437). 

 S. CERASINA Peck. 



On Primus serotina, alt. 1,200 ft., Nov. 22, 1894 (Nuttall, 

 1746). 

 S. PHYSOCARPI E. & E., Proc. Phila. Acad., 1894, 361. 



TYPE HABITAT: On dead Opulaster opulifolius, May 2, 



1894 (Nuttall, discov. 1502, 482, 486). 



Perithecia scattered, .33 mm. diameter, buried in the inner 

 bark, with their apices and pipilliform ostiola erumpent, white 

 inside (at first), sometimes, as in the preceding species 2 to 

 3 confluent. Sporules varying from short-elliptical 12 to 

 15 x 10 /x to oblong or obovate-elliptical 15 to 20 x 10 /*. 



Differs from 5\ Nielliae E. & E. in its buried perithecia 

 and much larger sporules. 

 S. CELASTRINA Peck. 



On branches Celastrus scandens, April 27, 1895 (Nuttall, 

 1812). 

 S. MALORUM Berk. 



Berkeley: On Mains Mains at Gerrardstown (Waite). 

 S. OENOTHERAE E. & E., Field Mus. Bot., i :ii4 (1896). 



TYPE HABITAT: On dead stems Onagra biewnis, Jan. 21, 



1895 (Nuttall, discov. 1792, 683). 



Perithecia scattered, erumpent, superficial, globose, 200 to 

 225 ju diameter, with a papilliform ostiolum, occasionally 

 subcollapsing above. Sporules oblong-elliptical, pale brown, 

 20 to 25 x 10 to 12 /x, on stout basidia shorter than the 

 sporules. There are indications that the sporules become 

 finally uniseptate. 

 S. SUMACHI (Schw.) C. & E. 



On branches Rhus hirta, March 29, 1894. Sporules 20 

 to 26 x 8 to 12.5 fi (Nuttall, 1439). 

 S. SASSAFRAS C. & E. 



On Sassafras Sassafras, April 10, 1895. Sporules 23 x 

 10 fji (Nuttall, 1801, 688). 



S. PHOMATELLA Peck. 



On Fra.rinus Americana, March 31, 1894 (Nuttall, 1441). 

 S. CARYAE C & E. 



On hickory barrel-hoop, April 9, 1894. Sporules 18 to 

 25 x 8 to ii fji (Nuttall, 1448). 

 S. IPOMOEAE E. & E., Proc. Phila. Acad., 1894, 362. 



TYPE HABITAT : On dead peduncles of Ipomoea pandurata. 

 Dec. 9, 1893 (Nuttall, discov. 1305, 249). 



Perithecia scattered, ovate-globose, 250 to 300 ju. diameter, 

 the upper part prominent and closely covered by the shining 



