Report Of His Mission To South America In 1877-78, To Collect Plants Of The Quinine Bark Tree Known As "calisaya Of Santa FÃ(c)," Or "soft Columbian,"

Report Of His Mission To South America In 1877-78 details Robert Cross's expedition to collect plants of the quinine bark tree, specifically "calisaya of Santa Fé" (or "soft Columbian") on the Eastern Andes of New Granada, and of the Carthagena bark on the Central Cordillera. This historical document offers insights into 19th-century botanical exploration and the search for valuable medicinal resources. Cross's meticulous observations and plant collection efforts provide a fascinating glimpse into the natural history of South America and the economic importance of quinine during this era.

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