52 VIOLARIER. 
17. Viola, sp. 
GuaTEMALA, damp places summit of Volcan de Agua (Salvin & Godman). Hb. Kew. 
This is named V. magellanica, Forst.?, but seems to be distinct from the Patagonian 
plant. 
| 4. IONIDIUM. 
Tonidium, Vent. Hort. Malm. t. 27 ; Benth. et Hook. Gen. Plant. i. p. 117, 
Herbs, under-shrubs, or rarely erect shrubs. About forty species, two or three of 
them in Tropical Africa and Asia, seven in Australia, and all the rest American, 
chiefly in the tropics. 
1. Ionidium botterii, Turcz. in Bull. Soc. Nat. Mose. 1863, i. p. 556. 
SoutH Mexico, Orizaba (Botteri). 
2. Ionidium? calceolarium, Moc. et Sessé, DC. Prodr. i. p. 811; Calques des 
‘Dess. Fl. Mex. 35. 
Mexico (Mogino & Sessé). 
3. Ionidium elatum, Turez, in Bull. Soc. Nat. Mosc. 1863, i. p. 556. 
Sour Mexico ( Ghiesbreght). 
4. Ionidium gracile, Mog. et Sessé, in DC. Prodr. i. p. 8309; Calques des Dess. 
Fl. Mex. 36. 
Mexico (Mogino & Sessé). 
5. Ionidium lasiocarpum, Presl, Relig. Henk. ii. p. 96. 
SoutH Mexico, on the western side (Henke). 
6. Ionidium lineare, Torr. in Gray, Gen. Ill. i. p. 189, t. 82. 
Texas, New Mexico, and—Norta Mexico, Sonora and Chihuahua (Torrey). 
7. Ionidium longifolium, Mog. et Sessé, in DC. Prodr. i. p. 8311; Calques des 
Dess. Fl. Mex. 34. 
Mexico (Mogino and Sessé). 
8. Ionidium lobelioides, Schl. in Linnea, xii. p- 203. 
SourH Mexico, near Oaxaca (Mihlenpfordt). 
9. Ionidium occultum, Polakowsky, in Linnea, xli. p. 548. 
Costa Rica, concealed among bushes i in the primeval forests of Carpintera (Pola- 
kowsky). 
10. Ionidium polygalefolium, Vent. Malm. P. 27, t. 27; H. B. K. Nov. Gen. 
et Sp. v. p. 376, t. 496. fig. 1. 
ARKANSAS, TExas, &c. to—SoutH MExIco, region of San Luis Potosi, 6000 to 8000 feet 
(Parry & Palmer, 32), San Angel, valley of Mexico (Bourgeau, 294), 
near Tacubaya 
(Sehagfner). Hb. Kew. 
