70 THE WEST \TRGIN1A FLORA 



S. Fraxini (Peck) Sacc. 



On dead limbs Fraxinus Americana, Short Creek, alt. 1,300 

 ft., July 16, 1894. Sporules 50 to 60 x 2.5 jjl {Nuttall, 1609). 



NECTRIOIDACEAE. 



ASCHERSONIA Mont. 



A. sp. 



On Cornus Horida. Spores 3 to 5 x .75 /* (Nuttall, 1800, 

 687). 



LEPTOSTROMACEAE. 



LEPTOTHYRIUM Kunze & Schm. 

 L. Pyri Sacc. 



Berkeley: On Malus Malus at Gerrardstown (Waite). 



L. sp. 



On living leaves Ilex opaca, Aug., 1894 {Nuttall, 1679, 

 584). Maculae white. 



L. LiRIODENDRI Cke. 



On dead fallen leaves Liriodendron Tulipifera, April 17, 

 189s (Nuttall, 1805). 

 L. DRYiNUM Sacc. 



On living leaves Quercus rubra, alt. 1,300 ft., June 29. 

 1894 {Nuttall, 1592, 540). 

 L. Castaneae (Spr.) Sacc. 



On fallen leaves Castanea dentata, April 17, 1895 {Nuttall 

 1806). 



L. petiolorum — var. 



On dead leaves Magnolia Fraseri, April 11, 1895. Sporules 

 5 X I |U, {Nuttall, 1802, 689). 

 L? foraminulatum Sacc. & Ell. 



On fallen leaves Ilex opaca. Aug. 16, 1894. Sporules 25 x 

 3 IX {Nuttall, 1657). 

 L. vuLGARE (Fr.) Sacc. 



On Dioscorea villosa, on Aralia spinosa, and on Onagra 

 biennis. Sporules 5 to 7 x .75 /^ on each host, Feb. 8, 189.-1 

 (Nuttall. 1368, 323). 



SACIDIUM Nees. 

 S. YiTis E. & E., Field Mus. Bot., 1:121 (1896). 



Type piabitat : On Vitis cordifolia. Nov. 6, 1893 (Nuttall, 

 12^4, 198). Fungi Columbiani 290, N. A. F., 3067. 



Perithecia scattered ; scutellate not perforated, 180 to 220 

 /x diameter. Sporules oblong-cylindrical, straight or curved, 

 15 to 20 X 4 to 5 /x, filled with small nuclei. 



