. The structure and development of crown gall : a plant cancer . Daisy XIX. Longitudinal section of base of petiole A, showing tumor-strand (p. 47). Bui. 255, Bureau of Plant Industry, U. S. Dept. of Agriculture r-. Daisy XIX. Longitudinal sectio n of middle part of petiole A, between tumors (p. 47). Bu>. 255, Bureau of Plant Industry, U. S. Dept. of Agriculture Plate LXXXII.

---

Size: 1263px × 1979px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1912