SOME NEW SPECIES OF INOCYBE 
211 
Type specimens no. 19790, Herb. Cornell University, on ground in 
pine grove north side of Fall Creek, by Triphammer Falls, Ithaca, N. 
Y., June 24, 1906. H. H. Whetzel, collector. 
This species has been collected several times in the vicinity of 
Ithaca, N. Y., during the last 15 years. It resembles In. tenebrosa 
Quelet (Asso. Fran. pi. 8, fig. 8, 1885) in external appearance, but 
differs in the velvety, non-striate stem. We have no knowledge of 
the cystidia in In. tenebrosa. 
Inocybe brunnescens n. sp. 
Gregaria, 4-6 cm. alta; pileo pallide brunneo dein umbrino, ovali 
vel convexo, obtuso, radiatim rimoso et partito, 4-5 cm. lato; lamellis 
stipite adnexis, avellaneis demum subumbrinis, acie cellis sterilibus 
et clavatis praedita; cystidiis nullis; sporis fabiformibus, levibus, 
8-1 1 X 4. 5-5. 5m; stipite albo, dein brunnescente, deorsum obscuriore, 
apice albido-pruinoso, 4-7 mm. crasso. 
Type specimens no. 25020, Herb. Cornell University. Ground, 
open oak woods near sphagnum moor, about 2^ miles southeast of 
Oakland, Md., Sept. 16, 1917. G. F. Atkinson, collector. 
Related to In. fastigiata, but differs in form, color, etc. 
Inocybe cylindrocystis n. sp. 
Gregaria, 4-7 cm. alta; pileo ochraceo, convexo dein expanso, 
subumbonato, fragih, fibrilloso-squamuloso, versus marginem repando 
et partito, 1-3 cm. lato, umbone levi; lamellis stipite adnexis, eUip- 
soideis; cystidiis numerosis, cylindricis, curtis, membrana tenella 
praeditis, 30-35x9-11/^; basidiis 25-27x7-8^1; sporis obovatis vel 
subellipsoideis, inequilateralibus, levibus, 9-10 x 4-5-6/1; stipite fibroso- 
striato, contorto, aequah, leniter fibrilloso, sursum pruinoso, albo dein 
luteo leniter tincto, 4-5 mm. crasso. 
Ground, McGowan's woods, near Ithaca, N. Y., July 14, 1903. 
H. S. Jackson, collector. Type specimens no. 15211, Herb. Cornell 
University. 
Related to Inocybe hirtella Bres., but differs in spores and cystidia. 
Inocybe fastigiella n. sp. 
Solitaria vel gregaria, 5-6 cm. alta; pileo umbrino, campanulato 
dein expanso, prominenter umbonato, demum radiatim rimoso, circum 
umbonem leniter fibrilloso; lamellis stipite adnexis, angustis, elHp- 
soideis, acie alba; cystidiis nullis sed acie lamellarum cellis clavatis 
praedita; sporis subreniformibus, levibus, 7-9x4-5/1; stipite aequali, 
fibrilloso-striato, intus albo, basi subbulbosa. 
