| PAGE |
| Chinchona-plants at Ootacamund | [Frontispiece.] |
| Chinchona Micrantha | to face [32] |
| Arequipa | " [75] |
| Arequipa Cathedral | " [76] |
| A Cholo of Arequipa | [87] |
| Balsa on Lake Titicaca | [107] |
| The Towers of Sillustani | to face [111] |
| Genealogical Table of the Family of the Incas of Peru | " [134] |
| The Sondor-huasi, at Azangaro | " [193] |
| Chinchona Nitida Trees | " [323] |
| Chinchona Chahuarguera | " [329] |
| Canoe on the Beypoor river | [520] |
| Capsules and parts of the flower of Chinchona Chahuarguera—magnified
and natural size | [532] |
| Capsule and parts of the flower of Chinchona Succirubra | [534] |
| Parts of the flower and fruit of Chinchona Micrantha | [539] |
| Map to illustrate Mr. Spruce's journeys to the forests on the
Western slopes of Chimborazo | to face [313] |
| Map of part of Peru, to illustrate Mr. C. Markham's journey to
the Chinchona forests of Caravaya | [at the end.] |