3 results filtered with: Campbell, Douglas Houghton, 1859-1953
- Books
The structure & development of the mosses & ferns (Archegoniatae) / by Douglas Houghton Campbell.
Campbell, Douglas Houghton, 1859-1953.Date: 1895- Books
Lectures on the evolution of plants / by Douglas Houghton Campbell.
Campbell, Douglas Houghton, 1859-1953.Date: 1899- Books
A university text-book of botany / by Douglas Houghton Campbell.
Campbell, Douglas Houghton, 1859-1953.Date: 1902