. Fossil plants : for students of botany and geology . Paleobotany. 568 PTERIDOSPERMS, ETC. [CH. Neuropteris heterophylla, Brongniart^ Figs. 354, E; 371. This species is characteristic of the Lower Coal-Measures of Britain; it occurs also in the Middle Coal-Measures and is a common type in Upper Carboniferous rocks in various parts of the world. The fronds are large and tripinnate, the rachis. Fio. 371. Neuropteris heWrophylla. From a specimen iu the Manchester Museum. J uat. size. is often dichotomously branched and Cyclopteroid pinnules may occur on the petiole. The pinnules, 5—20 mm. i
. Fossil plants : for students of botany and geology . Paleobotany. 568 PTERIDOSPERMS, ETC. [CH. Neuropteris heterophylla, Brongniart^ Figs. 354, E; 371. This species is characteristic of the Lower Coal-Measures of Britain; it occurs also in the Middle Coal-Measures and is a common type in Upper Carboniferous rocks in various parts of the world. The fronds are large and tripinnate, the rachis. Fio. 371. Neuropteris heWrophylla. From a specimen iu the Manchester Museum. J uat. size. is often dichotomously branched and Cyclopteroid pinnules may occur on the petiole. The pinnules, 5—20 mm. in length and 3—8 mm. broad, have a rounded apex (fig. 354, E, p. 535). As shown in fig. 371 which represents a primary pinna, the 1 Brongniart (22) A. PI. ii. fig. C. For synonymy, see Kidston (03) p. 773 ; Zeiller (88) A. p. 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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