. Fossil plants : for students of botany and geology . Paleobotany. 320 FILICALES [CH. but the sori agree with those of Angiopteris except in their greater length and in the larger number of sporangia. Marattia. This genus, which extends " all round the world within the tropics 1," includes some species which closely resemble Angiopteris, while others are characterised by more finely divided leaves with smaller ultimate segments. The fleshy stipules occasionally have an irregularly pinnatifid form (fig. 241, B). The sporangia are represented by oval synangia^ (fig. 245, A ; the black
. Fossil plants : for students of botany and geology . Paleobotany. 320 FILICALES [CH. but the sori agree with those of Angiopteris except in their greater length and in the larger number of sporangia. Marattia. This genus, which extends " all round the world within the tropics 1," includes some species which closely resemble Angiopteris, while others are characterised by more finely divided leaves with smaller ultimate segments. The fleshy stipules occasionally have an irregularly pinnatifid form (fig. 241, B). The sporangia are represented by oval synangia^ (fig. 245, A ; the black patches at the ends of the lateral veins). 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
