. Fossil plants : for students of botany and geology . Paleobotany. 312 CALAMITES. [CH. xylem groups is shown in fig. 74, A. External to the carinal canal, the xylem tracheids are disposed in regular series and ^TZ. 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 Seward, A. C. (Albert Charles), 1863-1941. Cambridge : University Press

---

Size: 1315px × 1900px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, bookpublishercambr, bookyear1898