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. Morphology of gymnosperms. Gymnosperms; Plant morphology. 22 MORPHOLOGY OF GYMNOSPERMS The foliage of Heterangium and of Lyginodendron has been shown to be of the Sphenopteris type, one of the great and heterogeneous. Fig. I •] .—Sphenopteris elegans (probably foliage of Heterangium Grievit): part of frond; X§.—After Stdr (7). frond genera of the Paleozoic, in general habit like Asplenium (82). The foliage of Heterangium Grievii is probably Sphenopteris elegansj the leaf being large and stalked, several times pinnately compound^ and with numerous small leaflets (fig. 17). Scott (24) describe
. Morphology of gymnosperms. Gymnosperms; Plant morphology. 22 MORPHOLOGY OF GYMNOSPERMS The foliage of Heterangium and of Lyginodendron has been shown to be of the Sphenopteris type, one of the great and heterogeneous. Fig. I •] .—Sphenopteris elegans (probably foliage of Heterangium Grievit): part of frond; X§.—After Stdr (7). frond genera of the Paleozoic, in general habit like Asplenium (82). The foliage of Heterangium Grievii is probably Sphenopteris elegansj the leaf being large and stalked, several times pinnately compound^ and with numerous small leaflets (fig. 17). Scott (24) describes. 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 Coulter, John Merle, 1851-1928; Chamberlain, Charles Joseph, b. 1863; Coulter, John Merle, 1851-1928. Morphology of spermatophytes. Part I. Gymnosperms. Chicago, University of Chicago Press
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherchicagouniversityo