3 Pages in Charles Darwin's Library associated with "flora - Mentha piperita (mint, pepper-)"

The British flora
By: Hooker, William Jackson, Sir,
Publication info: London, Longman, Brown, Green & Longmans, 1838
Pages: Page 227
Manual of the botany of the northern United States
By: Gray, Asa,
Publication info: New York, [s.n.], 1856
Pages: Page 303 Page 303