CHAPTER XIX
.
Mr. Spruce's expedition to procure plants and seeds of the "red bark," or _C. succirubra_--Mr. Pritchett in the Huanuco region, and the "grey barks"--Mr. Cross's proceedings at Loxa, and collection of seeds of _C. Condaminea_ 313
##
Travels in Peru and India: While Superintending the Collection of Chinchona Plants and Seeds in South America, and Their Introduction into India.
.
Mr. Spruce's expedition to procure plants and seeds of the "red bark," or _C. succirubra_--Mr. Pritchett in the Huanuco region, and the "grey barks"--Mr. Cross's proceedings at Loxa, and collection of seeds of _C. Condaminea_ 313
##