114 Field Columbian Museum — Botany, Vol. i. 



S. CEnotherae E. & E., sp. nov. 



Type habitat: On dead stems Onagra hietinis, Jan. 21, 1895 

 {Nuttall, discov. 1792, 683). 



Perithecia scattered, erumpent, superficial, globose, 200 to 225 //. 

 diameter, with a papilliformostiolum, occasionally subcoUapsing 

 above. Sporules oblong-elliptical, pale brown, 20 to 25 x 10 to 

 12 11 on stout basidia shorter than the sporules. There are in- 

 dications that the sporules become finally uniseptate. 



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



On branches i?//?/ J- hirta, March 29, 1894. Sporules 20 to 26 x 8 

 to 12.5 // {^Nuttall, 1439). 



S. Sassafras C. & E. 



OwSassafras Sassafras, April 10,1895. Sporules 23 x 10 // (^Nutt- 

 all, 1 80 1, 688). 



S. phomatella Peck. 



On Fraxinus Americana, March 31, 1894 {^Nuitall, 1441). 



S. Caryae C. & E. 



On hickory barrel-hoop, April g, 1894. Sporules 18 to 25 x 8 

 to II ,a {^Nuttall, 1448). 



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



Type habitat: On dead peduncles oi Ipovuva pandurata, Dec. 

 9, 1893 {Nuttall, discov. 1305, 249). 



Perithecia scattered, ovate-globose, 250 to 300 // diameter, the 

 upper part prominent and closely covered by the shining black 

 epidermis. Sporules elliptical, brown, 18 to 23 x 10 to 13 //. on 

 pedicels of about the same length as the sporules. 



S. Menispermi Peck. 



On Menispcrmian Canadensis, Jan. 17, 1894 {^Nuttall, 1343, 302). 



CONIOTHYRIUM Corda. 

 C. Fuckelii Sacc. 



On Parthenocissus quinqitcfolia, sporules globular, 2 to 2.5 /£ 

 March 31, 1894 {Nuttall, 1442). 



C concentricum (Desm.) Sacc? 



On leaves Yucca filamentosa, Sept. i, 1894 {Nuttall, 1187). 



HAPLOSPORELLA Speg. 



H. Celtidis E. & E., Proc. Phila. Acad., 1894, 362. 



Type habitat: On dead limbs Celtis occidentalis,¥eh. 2, 1894 

 {Nuttall, discov. 1359, 315). 



Perithecia mostly in valsoid clusters of 3 to 10, small, 200 ft 

 white inside, slightly sunk in the inner bark, their papilliform 

 ostiola rupturing the epidermis. Sporules elliptical, brown, con- 

 tinuous, 18 to 22 X 10 to 12 // on basidia of about the same 

 length as the sporules. 



