CONTENTS. 
Page 
Introduction.........---------------+-- wee cece eee cece eee cece eeeeeee 173 
Systematic treatment... ....-...-.---- 2-22-22 c eee eee ce ee eee eee 174 
Section 1. Leptinga........-.----- 2-22-00. e eee eee eee eee eee reece 174 
New species......-.....--. 20-22-0222 eee eee eee eee eect e eens 174 
Notes on critical species............-------- 0-0 eee eee eee ee eee eee ees 177 
Section 2. Diadema................2--22- 222 eee eee eee eee ee 178 
New species......-..---- 2-2-2222 eee eee eee ere ee etter 178 
Two species published as one........-.------------ +222 +e sere e reese 179 
Species transferred to or from Diadema...........-.-.------++-++++++ 181 
Section 3. Bourgonia...........-------2-0-0 20202222 e eee eee eters 181 
Critical notes on several species. ......-.-.-.------------e+-eee erro 181 
Section 4. Pseudinga. .....-.------ 22-2222 eee ee eee eee eee 182 
Series 1. Glabriflorae........----------- 22-220 e ee eee eee? *.. 182 
Series 2. Gymnopodae. .....-.-.-------- +++ 2-22 eee eee eee e tees 183 
New species......--2..--- 2-2-2 eee cece cece eee reer eees 183 
Notes on critical species....-..---.2.----- +--+ +222 eee eee eee 187 
Series 3. Pilosiusculae.........-.----------- 0-222 eee ee ee ee eee eee 188 
New species..---------- 2-22-0222 eee cece teeter e eee 188 
Critical notes......--------02 2... eee eee eee eee eee eeee 193 
Series 4. Leptanthae......--...-...-0-2- 22-2222 eee eects 195 
Notes. 0... ee eee cece eee eee ee eee eee eet etree eee 195 
Series 5. Longiflorae.........--------! Woe eee eee ees -eee- 195 
Critical notes.........------- 2-222 eee eee eee eee eee eres 195 
Series 6. Calocephalae........---.----- 2-20 - see eee cece eee eters 198 
New species......-.2- 2-22-2020 e cece e eee cece eee terete cecee 198 
Descriptions of two old species with notes..........------------- 199 
Series 7. Vulpinae..........---- 2-2-2 eee eee eee eee eee 201 
New species......-.-.---- 2-222 e ee eee cee eee ee eee eee eee 201 
Series 8. Dysanthae...........-.-2--- 2220-222 eee ee reece etree 204 
A new species....-. 222-2. 2202 eee eee eee eee eee eee teeter ee 204 
Section 5. Euinga....-.......----- +--+ eee eee eee eee eee eee 205 
Series 1. Tetragonae.......---------- 220-20 e eee eee eee 205 
Descriptions of old and new species wee cee eee eee eee e eee eens 205 
Series 2. Sulcatae.......-.---..2---- 22-22 eee eee eee eeeeeeeeee 210 
Descriptions of new and old species....-.-..--.-------+-----+--- 210 
Notes on old species with descriptions of new subspecies. .-...-- 216 
Group of Inga vera. ....-..- 2-22-2222 eee eee eee eee 216 
Group of Inga edulis... ....-- +--+ 2-2-2 cece eee eee eee eee 217 
Group of Inga spuria..........-.-.-+--- 22022 eee eee eee eee .. 217 
List of the known species of Inga.......--.---.- 0-0. - 0-2 eee eee cece ceteris 218 
Index... 02... cece ee ee eee etree ence eee neee Ix 
