( 296 ) 
Diplodia Veratri sp. nov. 
Pycnidia scattered over large areas, buried, often at length 
exposed, black, subglobose, not collapsing, 300-400 #, wall 
tissue thick, opaque, of cells 8-124 in diameter, ostiolum 
minutely papillate ; ; sporules subcylindrical, at length fuscous, 
I-septate, little or not constricted, about 14 x 7; sporo- 
phores not seen. 
On dead stems of Veratrum, King’s Cafion, near Carson, 
Nevada, June 2, 1902, C. F. Baker, no. 963 
Rhabdospora Datiscae sp. nov. 
Pycnidia thickly scattered over extensive whitened areas, 
under the epidermis or at length erumpent, brownish-black, 
membranous, subglobose but slightly flattened, about roo-— 
120 # in diameter, with a perforate ostiolum; sporules acic- 
ular, straight, 35-50 x 154 
On stems of Datisca glomerata, Stanford University, Cali- 
fornia, Nov. 11, 1902, Copeland. Communicated by C. F 
Baker, no. 2648. 
Rhabdospora Heraclei sp. nov. 
Pycnidia Head scattered over large whitened areas, 
black or dark brown, buried with the ostiolum erumpent, or 
a by the shredding of the host tissues, subglobose, not 
collapsing, about 4ooy in diameter, of thick firm cellular 
tissue, the cells rather larger, 8-10 y, ostiolum prominently 
papillate, rather thick; sporules acicular, straight, multi- 
guttulate, 30-40 x 2 
On dead stems of Heracleum lanatum, Snow Valley Peak, 
Ormsby Co., Nevada, June 24, 1902, C. F. Baker, no. 1167. 
LEPTOSTROMACEAE. 
Leptostromella (?) Eriogoni sp. nov. 
Pycnidia scattered or gregarious in small groups, elon- 
gated, hysterioid, black, buried, becoming prominent, open- 
ing by a slit, 1-1.5 x .5 mm.; sporophores short, inconspicu- 
ous, about 7 x 2/3 sporules cylindrical, hyaline, 3-septate, 
constricted at the septa, the cells at length separating, 18— 
20 X 3-4 4 
On dead stems of Hriogonum sp., Little Valley, Ormsby 
Co., Nevada, Aug. 14, 1902, C. F. Baker, no. 1468. 
