Jan., 1887. J 
INDEX TO GENERA AND SPECIES. 
0 
159. Acrospermum Ravenelii, B. & 0. Grev. 1. c. On leaves 
of Cere in, Vitis and Fraxinus , So. Car. (Ravenel). 
“Clavatum breve: ascis elongatis; sporidiis filiformibus, minute, 
short, slightly attenuated downwards, at length somewhat clavate ; asci 
long, linear, flexuous ; sporidia long, filiform.” We have not seen this. 
160. Acrospermum corrugatum, Ell., Bull. Torr. Bot. Club, VIII, 
p. 124. A. fultum , Harkness, Bull. Cal. Acad. Sci., February, 1884, p. 47. 
On weather-beaten wood, Pleasant Valley, Utah (alt., 6,000 ft.), S. J. 
Harkness. On dead leaves of Eucalyptus , San Francisco, Cala., Dr. H. W. 
Harkness. 
Perithecia wedge-shaped or liguliform, 1—14 millim. high, supported 
by buttress-like portions, which unite with the main body of the peri- 
theeium about half way up, strongly transversely-grooved on both sides 
above, black, compressed and truncate above, so that the apex is in shape 
like the edge of a chisel, the whole attached below to a brown, rooting 
mycelium ; asci cylindric-elavate, tapering below to a long, slender pedi¬ 
cel, 400—500 x 8—9 y, with long, slender paraphvses; sporidia linear, 
300—350 x 14—2 /'-, separating into cylindrical, 3-septate joints which are 
17—20 P- long. 
Since writing the foregoing, we have received from Rev. A. B. Lang- 
lois specimens of what we take to be 
161. Nectria vulgaris, Speg., found on stumps of orange trees at 
Pointe a’ la Hache. La.; perithecia densely gregarious or csespitose, 
yellow-orange, becoming darker; sporidia oblong-elliptical, 1-septate, 
10—13 x 3—4 P. 
INDEX TO GENERA AND SPECIES. 
Acrospermum, Tode.Gen. XIV 
Acrospermum com pressu m, Tode. 156 
Acrospermum corrugatum, Ell. .160 
Acrospermumfoliicolum, B. &C.158 
Acrospermum Ravenelii, B C. 159 
Acrospermum viridulum, B & C.157 
Byssonectria, Karst.Gen.VIII 
Byssonectria chrysocoma, Ck. & 
Ilk.117 
Byssonectria fimeti, Cke.116 
Byssonectria rosella, Ck. & Ilk. .118 
Calonectria .138 
Claviceps, Tul .Genus I 
Claviceps microcephala (Wallr.j. 2 
Claviceps purpurea (Fr.) Tul_ 1 
Cordyceps, Fries.Genus II 
Cordyceps acicularis, R iv. 10 
Cordyceps armeniaca. B. & C_ 4 
Cordyceps capitata (Holmsk.)... 14 
Cordyceps clavulata, Schw. 7 
Cordyceps entomorrhiza (Dicks). 3 
Cordyceps Gryllotalpae. M. A. C. 16 
Cordyceps herculea, Schw. 15 
Cordyceps isarioides. M. A. C... 17 
Cordyceps militaris (L.). 8 
C’d’c’ps ophioglossoides (Ehrh.). 13 
Cordyceps palustris, Berk. & Br. 5 
Cordyceps Ravenelii, B. & C. 9 
Cordyceps Sphingum, Tul.12 
C’d’c’ps stylophora, Berk. & Br.. 6 
Cordyceps superticialis, Pk. 11 
Dialonectria, Sacc.Genus IX 
Dial’n’ct’a Brassicse (Ell. & Sac.). 129 
Dialonectria chlorinella, Cke_139 
Dialonectria coccicola, E. & E..143 
Dialonectriaconigena (E. &E.). .135 
Dialonectria Curtissii, Berk.138 
Dialonectria depallens, Ck.& Ilk. 131 
Dialonectria depauperata (Cke.). 132 
Dialonectria diploa, B. & C., var. 
diminuta.141 
Dialonectria dispersa (C. & E.). .125 
Dialonectria episphmria (Tode.). 136 
Dialonectria erubescens (Desm.) 
Sacc.140 
Dialonectria Eucalypti,Ck.& Hk. 127 
Dialonectria filicina, Ck. & Hk. .137 
Dialonectria fibriseda.144 
Dialonectria fulfida. E. & E.142 
Dialonectria Galii, Pk. & Hk-133 
