A fossil petal and a fossil fruit from the Cretaceous (Dakota group) of Kansas,
by Arthur Hollick.
- New York, 1903.
- 102-105 p. illus. 24 cm.
- Contributions from the New York Botanical Garden. no. 31 .
- Contributions from the New York Botanical Garden. v. 31. .
Cover-title. Reprinted from the Bulletin of the Torrey Botanical Club, 30. 28 F. 1903.