CONTENTS. 
Introduction........... 22-220. 22 cece cece ee eee eee e cece eee Lee 
New Cyperaceae from Panama..:......... 2.020.220. e eee eee eee eee eee 
New Amaranthaceae from tropical North America......................----- 
New or notable Allioniaceae............0..0.0 0.02.22 e eee eee 
New Caesalpiniaceae from Panama.................02 2.2 e cece eee cece ee eee 
New or notable Mimosaceae from Panama ................0.-2-20.005- eee 
New Panamanian Fabaceae............-2-.- 22-22-2202 cece e eee eee eee eeee 
New or notable species of Geranium from Colombia and Venezuela. .......-.-. 
Wercklea, a new genus of Malvaceae............... 0.22222 22-2 e ee eee ee eee 
Peltaea, a new genus of Malvaceae. ...................02 22222 
The genus Lopimia....................-2-----+-2----+--- concen cece eee e ees 
Four new species of Malache from Panama and Costa Rica.................... 
A new Waltheria from Colombia...............0...0.00 0000 c cece eee eee eee 
New or notable Ebenaceae from Mexico.:................--20 2000002 e ee eee 
Anew Styrax from Panama.............0.0.0 225222 c cece eee eee 
Tardavel a valid generic name to replace Borreria..................----2------ 
Restoration of the generic name Evea, with descriptions of two new species. -- 
Duggena an older name than Gonzalagunia..............--2-.---------+------- 
New or notable species of Arcytophyllum.................--.--------------- 
New species of Psychotria from Panama. ...........----------+--- 2-2 ee eee ee 
New species of Rubiaceae of several genera, chiefly from Panama............. 
Index ......-. wee eee cee eee eee ee eee eee eee e ee nee ereeeeeeeee 
