Jan. 1896. Flora ok W. Virginia — Millspaugh & Nuttai.l. 93 



brown, not constricted at the septa, 30 to 40 x 12 to 14//, with 

 a short (8 to 10 /jl) obconical, hyaline or pale-brown, persistent 

 pedicel, which is sometimes prolonged into a hyaline thread 

 as long as the spore. This prolongation may be something of 

 the nature of a pith or medulla drawn out of the supporting 

 hypha and remaining attached to the pedicel. 



CERCOSPORA Fres. 

 C. Armoracise Sacc. 



On Roripa Armoracia. Conidia 175 x 5 p., Aug. 26, 1894 i^Niitt- 

 all, 1687, 593). 



C. caulophvlli Peck. 



On living leaves Caiilopliylluni thaliciroides. Grant Co., near 

 Bayard {Millspaugh). 



C. Violae Sacc. 



On Viola obliqua, Aug. 10, 1895 {Nuttall, 1841, 731). 



C. granuliformis Ell. & Hoi. 



On living leaves Viola obliqua, June 28, 1894 {^Nuttall, 1565). 



C. oculata E. & K. 



On leaves Vernonia Noveboracensis, Ang. 6, 1894 (iV/^'/Ai'//, 1682). 



C. Vernoniae E. & K. 



On leaves Vernonia Noveboi-acensis^ Oct. 10, \'i<^\{Nu Italic 1698). 



C. omphacodes Ell. & Hoi. 



On Phlox ania'ua, July 14, 1894 {Nuttall., 1605). 



C. Dirantherae E. & K. 



On leaves of Dianthera Americana. Oct. 23, 1895 {Nuttall, 

 1879). 



C. avicularis Wint. 



On living leaves Polygonum aviculare^ July 5, 1895 {Nuttall, 

 1815). 



C. dubia (Riess) Wint. 



On Chetiopodium album viride, July 4, 1894 {Nuttall, 1587). 



C. beticola Sacc. 



On leaves Peta vulgaris, Oct. 4, 1894 {Nuttall, 1692). 



C. Boehmeriae Peck. 



On leaves Boehmcria cylindrica, Oct. 5, 1894 {Nuttall, 1694). 



C. Acalyphae Peck. 



On leaves Acalypha Virginica, Oct. 3, 1894 {Nuttall, 1691). 



C. Ampelopsidis Peck. 



On Parthenocissus quinquefolia. Conidia -|- 40 x 3 ^j., June 30, 

 1894 [Nuttall, 1578). 



