Thirteen handwritten letters by noteworthy botanists of the 19th century, many with botanical content. Includes: Charles C. Babington (ALS), George Bentham (ALS), Robert Bentley (ALS), Robert Kaye Greville (ALS), William Henry Harvey (ALS), Augustine Henry (ALS), Joseph Dalton Hooker (ALS), William Jackson Hooker (ALS), George King (ALS), Carl Friedrich von Ledebour (ALS), John Lindley (ALS), Thomas Moore (ALS), and David Prain (ALS). In overall very good to fine condition.