No. 104.] AT 
Rhabdospora pleosporoides, Sacc. 
Dead stems of Scotch thistle, Onopordon acanthium. Albany- 
May. Clinton. 
Rhabdospora Xanthii, 7. sp. 
Perithecia numerous, small, .011 to .014 in. broad, depressed, cov- 
ered by the thin browned or blackened epidermis which is pierced by 
the ostiola ; spores filiform, curved, colorless, .0008 to .0012 in, long, 
00006 broad. 
Dead stems of cocklebur, XYunthium strumarium. Albany and 
North Greenbush. Apr. 
The tissues surrounding the perithecia are often colored in such a 
Way as to impart a smoky-brown hue to the affected patches. 
Phlyctena septorioides, Succ. 
Dead stems of poke weed, Phytolacca decandra. Albany. Nov. 
Phlyctena complanata Sacc. 
Dead stems of Polygonum. North Greenbush. May. 
Zythia ovata, 7. sp. 
Perithecia ovate, reddish or flesh colored when fresh and moist, black 
when dry, single or two to three in a cluster, nearly superficial, .025 
to .030 in. long, .017 to .018 broad; spores oblong, colorless, .0003 in. 
long, .00012 road; basidia densely and fasciculately branched, 
Dead bark of poplar. South Ballston. Sept. 
Diplodina Ellisii, Sace. 
Dead stems of goose foot, Che:,opodium album. North Greenbush- 
Apr. 
This was originally Diplodia hyalospora, C. & E. The perithecia’ 
are .008 to .01 broad. ‘The spores are at first simple, then uniseptate. 
They are ,0007 to.001 long, .00035 to .0004 broad. 
Thyrsidium Micheneri, Sacc. 
Dead branches of water beech, Carpinus Americana. West Troy. 
May. / 
This is Chetrospora Micheneri, B. & C. 
Marsonia Martini, 8S. ¢ Z£. 
Living leaves of Quercus prinoides. Karner. Sept. 
Coryneum compactum, B. & Br. 
Dead branches of red birch, Betula nigra. Saugerties. May. 
Pestalozzia Saccardoi, Speg. 
Dead leaves of oak, Quercus alba. Day. July. The spots on the 
leaves are less black and the colored cells of the spores are more nu- 
merous in this species than in P, monochete, which also inhabits oak 
leaves. 
