An Addition to the Genus Lepanthopsis 
By Oakrs AMFS ............. .70 
The nomenclatorial Status of Malaxis excavata 
By Louis O. Winuiams .......... .75 
NuMBER V (July 80, 1938) 
Review of the Genus Thrixspermum in the Philippine 
Islands 
By Louis O. Winulams ...........77 
Orchid Studies, VIII 
By Louis O. WiiitAMs ......... . . 96 
Nomenclatorial Notes. VII 
By CHARLES SCHWEINFURTH ....... . 112 
Number VI (August 10, 1938) 
A remarkable fossil Selaginella with preserved female 
Gametophytes 
By Wittiam C. Darran... .... . . 118 
Number VII (September 13, 1988) 
Orchid Studies, IX 
By Louis O. Winttiams .......... 187 
Horneophyton, a necessary Change of Name for 
Hornea 
By Exso S. BarGHoorN, JR. AND WILLIAM C. 
DaRRAH...........2.2.2. 2. . 142 
NumBer VIII (October 5, 1988) 
Resupination as a diagnostic Character in the 
Orchidaceae with special Reference to Malaxis 
monophyllos 
By OakEs AMES . . . oe me Rw « FeO 
[vi ] 
