Nad 
CONTENTS. IX 
Srupres or Mexican AND Central AMERICAN PLANTS—Continued. Page. 
Bombaceae............-....---------2--2- 2022222 e eee eee eee eee eee eee 320 
Two new species of Ceiba and a new name...................-22.--- 320 
Sterculiaceae.... 0... 222 eee eee eee eee 321 
Two new species of Ayenia....................2222-2---22----2-22--- 321 
A new Melochia.................-.-.-.-------2--------2-222-2-02 2 e- 321 
Theaceac.........22-222.202-0202 2222 eee eee eee eee 321 
The Mexican species of Taonabo..............--..---.--------22----- 321 
Begoniaceae. 2.2... 202 ee ene eee eee eee 324 
A peculiar Bégonia from southern Mexico..............-------------- 324 
Melastomataceae.......2.2.-..22202220-020002 0022 eee eee eee eee 325 
Restoration of Schizocentron................--.------2-5--202-2 ee ee 325 
A synopsis of the species of Heterocentron........................0-- 326 
New species of two genera..............22222-0-0---00-- 2-2-0222 e eee eee 327 
Onagraceae.........0 2222202. eee 327 
Introductory note.............2-----2---- 2222222 eee eee eee eee 327 
New Hartmannias.............2--2-2---.-----2---0022 2022-2 e eee eee 328 
New names in Lavauxla...........2.-2---..22-------00-----00020----- 329 
Raimannia, a new genus................-222222022222000-2---------- 330 
Apiaceae. .......2...22-5222-0020 22002 eee eee eee 331 
Introductory note... ........--.-2.2.22----202 2222222 eee ee eee eee 331 
New and recent species of Eryngium...................-------2----- 332 
Five new species of Prionosciadium..............-.....0222-2-00002- 334 
New species of several genera...........0022..0002-.-02----00---2-00-- 336 
Cucurbitaceae.........2.222-2. 22222 eee 337 
Two new species. ......-.--. 222.2020 0 cee eee eee eee eee eee ee eee 337 
A synopsis of the Mexican species of Ribes (continued)..............-.-- 338 
