Mutation in plants,
by Daniel Trembly Macdougal.
- New York, 1903.
- 737-770 p. illus. 24 cm.
- Contributions from the New York Botanical Garden. no. 48 .
- Contributions from the New York Botanical Garden. v. 48. .
Cover-title. Reprinted from the American Naturalist, no. 443; Nov., 1903.