. Fossil plants : for students of botany and geology . Paleobotany. xiv] LYCOPODIUM 41 than occurs in the majority of vascular plants in which stem and root have more pronounced structural peculiarities. A pericycle, 2—6 cells in breadth, encloses the xylem and phloem. Fig. 125. A. Lycopodium dichotomum. Transverse section of stem: Ic, leaf- cushion ; It, leaf-trace ; K, roots. B. L. cernuum, portion of cortex of fig. H, enlarged. C. L. saururus. Cortex: It, leaf-trace; a, thin-walled tissue; b, thick-walled tissue; Ic, lacuna. D. L. saururus. Stele ; x, xylem ; p, phloem. E. Portion of fig. D
. Fossil plants : for students of botany and geology . Paleobotany. xiv] LYCOPODIUM 41 than occurs in the majority of vascular plants in which stem and root have more pronounced structural peculiarities. A pericycle, 2—6 cells in breadth, encloses the xylem and phloem. Fig. 125. A. Lycopodium dichotomum. Transverse section of stem: Ic, leaf- cushion ; It, leaf-trace ; K, roots. B. L. cernuum, portion of cortex of fig. H, enlarged. C. L. saururus. Cortex: It, leaf-trace; a, thin-walled tissue; b, thick-walled tissue; Ic, lacuna. D. L. saururus. Stele ; x, xylem ; p, phloem. E. Portion of fig. D, enlarged : px, protoxylem; p, phloem. F. Transverse section of leaf of Lycopodium. G. Vascular bundle of leaf; px, protoxylem. H. L. cernuum: b, branch of stele; c—c", cortex ; It, leaf-trace. I. Stele of fig. H, enlarged (phloem omitted). cortex; s, space in bands and this is succeeded by an endodermis, 2—3 cells broad, with vaguely defined limits. In L. clavatum, as in L. aljmium, another British species, the broad cortex is differentiated into. 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
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishercambr, bookyear1898
