. Fossil plants : for students of botany and geology . Paleobotany. 406 FILICALES [CH- rachis; which they named Schizopteris adnascens, a confusion similar to that already mentioned in the description of Hemitelia capensis (see p. 304).. Fig. 293. Dactylotheca plumosa: A. Kachis with Aphlebiae. B, a, young pinnae circinately folded. (After Kidston. A, B, f nat. size.) Renaultia. This name was proposed by Zeiller^ for Upper Carboniferous fertile pinnae of the Sphenopteroid type, bearing ovoid sporangia either singly or in marginal groups of 2 to 5 at the ends of the veins. The appearance of the
. Fossil plants : for students of botany and geology . Paleobotany. 406 FILICALES [CH- rachis; which they named Schizopteris adnascens, a confusion similar to that already mentioned in the description of Hemitelia capensis (see p. 304).. Fig. 293. Dactylotheca plumosa: A. Kachis with Aphlebiae. B, a, young pinnae circinately folded. (After Kidston. A, B, f nat. size.) Renaultia. This name was proposed by Zeiller^ for Upper Carboniferous fertile pinnae of the Sphenopteroid type, bearing ovoid sporangia either singly or in marginal groups of 2 to 5 at the ends of the veins. The appearance of the apical cells occasionally suggests the presence of a rudimentary annulus. Kidston has recorded this type of fructification in Britain". Stur describes fertile pinnules of the same type under the generic name Hapalopteris^' Zeiller (83) p. 185. Kidston (82). Stur (85). 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
Size: 1536px × 1628px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublishercambr, bookyear1898
