JAN. 1896. FLORA OF W. VIRGINIA MILLSPAUGH & NUTTALL. 91 



STACHYLIDIUM Link. 



S. caricinum E. & E., Proc. Phila. Acad., 1894, 377. 



TYPE HABITAT: On dead leaves Carex Fraseri Feb. n, 1894 

 (Nuttall, discov. 1375, 335). 



Hyphae fasciculate brown, septate 600 to 700 x 3 /j. simple or 

 occasionally forked above towards the tip, with short cylindrical 

 hyaline branches opposite or in whorls of three, bearing at their 

 tips the elliptical, hyaline 4 to 5 x 1.5 to 2 /j. conidia, collected 

 into a globose head 10 to 12 /j. diameter. 



FUSICLADIUM Bonord. 



F. DENDRITICUM (Waller.) Fckl. 



On living Pyrus Malus leaves and fruit. Monongalia Co., near 

 Morgantown (MillspaugK). 



F. Virginiense E. & E. sp. nov? 



TYPE HABITAT: On living leaves Aster infirmus, June 29, 1894 

 (Nuttall, discov. 1593, 541). 



POLYTHRINCIUM Kunze & Schm. 



P. Trifolii Kunze. 



On Trifolium repens, July 4, 1894 (Nuttall, 1588). 



CLADOSPORIUM Link. 



C. herbarum (Pers.) Link. 



On Polygonatum biflorum, Menispermum Canadense, and leaves of 

 Rhus hirta, June 28, 1894 {Nuttall, 1564). 



C. herbarum fasciculare Corda. 



On Reseda cult., Jan. 28, 1894. Conidia 15 to 18 x ^ to 7.5 IL 

 i to 2 septate (Nuttall, 1354). 



C. nigrellum E. & E., Proc. Phila. Acad., 1893, 463. 



TYPE HABITAT: On inner bark of Robinia Pseudacacia railroad 

 ties, Keeney's Creek, Oct. 1893 (Nuttall, discov. 1227, 172). 



. . Hyphae densely tufted, septate, subequal, 150 to 200 x 5 to 6 //., 

 tufts effused, subconfluent, forming a black, velvety coat extend- 

 ing over the surface of the bark indefinitely, with the same habit 

 as Macrosporium nigrellum C. & E. Conidia smoky-hyaline, be- 

 coming pale brown, variable in size, the smaller ones ovate, 

 continuous or uniseptate, 6 to 8 x 5 p., the larger ones oblong- 

 elliptical or sub-cylindrical, 2 to 3-septate, 12 to 15 x 5 to 6 ;>.. 



C. Trieste! Peck. 



On living leaves Triosteum perfoliatum, alt. 1,200 ft., July 26, 

 1894 (Nuttall, 1824). 



C. epiphyllum (Pers.) Mart. 



On dying leaves Robinia Pseudacacia, July 31, 1893 (Nuttall, 



