VI CONTENTS. 
Page. 
Tiliaceae.....---2 2-2-2222 eee eee ee ee eee ee ee ee eee eee ee ee eee ee eee eee 285 
Four new species of Triumfetta............--.------------------------- 285 
Malvaceae .....------------- 2-2-2 ee ee eee eee eee eee 286 
Miscellaneous species ........----..-.--------- +--+ +--+ eee eee eee eee ee 286 
Loasaceae........----------- 2-2-2 ee ee eee ne eee. 286 
Two new species of Euenida.........-----------------------+---+---- 286 
Lythraceae ...-..-.-------------------- 2-22 eee eee ee eee eee eee eee eee ieee 287 
Six new species of Cuphea ......-..-.--------------------------------- 287 
Cactaceae.....2-.----- 2222-22-22 eee eee ee eee eee eee 290 
Miscellaneous new species .........----------------------------------- 290 
Onagraceae ......------------- ee eee ee ee eee eee ee ee eee eee ee eee 293 
A new species of Gaura and one of Lavauxia ............----.------- .-. 293 
The subfamily Lopezieae............------------------------ +--+ 2+ -- 204 
Reisenbachia .-.....-.--------.----- Lace eee ee eee eee ee ee eee ee eee 295 
Diplandra .....-...-.--------------------- ee eee eee eee eee eee 295 
Semeiandra .........-----.-2-.-------------------- +2 eee eee eee 295 
Pelozia .....-..---.---.--------------- “bene ee eee eee eee ee ee ee eee 295 
Pseudolopezia.....----.. 2... 2-2-2022 eee eee ee eee eee ee eee 296 
Jehlia ...2.....222 2222 --- 2-2 eee eee eee eee eee eee 297 
Lopezia............-.2--2-2-0------------ +--+ 2+ --- -- eee 298 
Apiaceae .....-..---.-2-2----.----2---- +--+ +--+ 22-222 eee eee ee eee 301 
A new species of Arracacia and one of Prionosciadium ......-.---------- 301 
