. Studies in fossil botany . Paleobotany. SIGILLARIA 207 surface of the stem after the leaves themselves had fallen. The wonderful perfection with which these markings are often preserved, even on large trunks, is certainly a surprising fact, and seems to show, either. Fig. 86.—Sigillaria tessellata. Surface ofistem. ej>, external surface, showing leaf, scars, with the prints of the vascular bundle and parichnos ; c1, sub-epidermal surface ; c2, deeper cortical surface, showing " Syringodendron " characters. Nat. size. After Schimper. that the growth of the trees was extremely rap
. Studies in fossil botany . Paleobotany. SIGILLARIA 207 surface of the stem after the leaves themselves had fallen. The wonderful perfection with which these markings are often preserved, even on large trunks, is certainly a surprising fact, and seems to show, either. Fig. 86.—Sigillaria tessellata. Surface ofistem. ej>, external surface, showing leaf, scars, with the prints of the vascular bundle and parichnos ; c1, sub-epidermal surface ; c2, deeper cortical surface, showing " Syringodendron " characters. Nat. size. After Schimper. that the growth of the trees was extremely rapid, or that the Carboniferous forests were singularly free from epiphytic or parasitic vegetation. The leaf-scars of Sigillaria are, as a rule, arranged in conspicuous vertical series, the scars of adjacent series alternating with one another (see Figs. 86-89). The. 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 Scott, Dukinfield Henry, 1854-1934. London, A. and C. Black
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