Definition of Peltasperms. Meaning of Peltasperms. Synonyms of Peltasperms

- whether the broad grouping of peltasperms as a whole is monophyletic. Some authors have suggested that some peltasperms may have close affinities to corystosperms...
- highly distinct reproductive structures with similarities to those of peltasperm and corystosperm seed ferns, has been suggested to be a member of Ginkgoales...
- stem-group angiosperm. However, a recent reinvestigation suggests it is a peltasperm (a type of "seed fern") that convergently evolved angiosperm-like veins...
- genus Permophyllocladus and problems of the evolutionary morphology of peltasperms". Paleontological Journal. 41 (2): 198–206. doi:10.1134/S0031030107020104...
- ("seed fern") genus of fossil leaves. It has either been aligned with the peltasperms or the corystosperms. Pachypteris is represented by hypostomatic, bipinnate...
- sites are dominated by walchian conifers, Taeniopteris, and "comioid" peltasperms (Auritifolia). Others have a high proportion of woody gigantopterids...
- Peltasperm fronds Uralophyllum U. magnifolium Peltasperm fronds U. petiolatum Peltasperm fronds U. radczenkoi Peltasperm fronds U. ramosum Peltasperm...
- other seed plants are contentious. It has been suggested that some "peltasperms" may be closely related to corystosperms. A 2016 paper suggested that...
- species to Dicroidium. Lepidopteris L. stormbergensis San Juan Leaves of a peltasperm "seed fern". Michelilloa M. waltonii San Juan Silicified stem. A cycad...
- low diversity, seasonal tropical landscape dominated by conifers and peltasperms: Early Permian Abo Formation, New Mexico". Review of Palaeobotany and...