. Carnegie Institution of Washington publication. VARIATION AND DIFFERENTIATION IN CERATOFHYLLUM. BY RAYMOND PEARL WITH THE ASSISTANCE OF OLIVE M. PEPPER and FLORENCE J. HAGLE. WASHINGTON, D. C.: Published by the Carnegie Institution of Washington February, 1907. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington

---

Size: 1581px × 1581px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorcarnegieinstitutionof, bookcentury1900, bookdecade1900