权威例句
The Leaf-skin Theory of the Stem: A Consideration of certain Anatomico-physiological Relations in the Spermophyte ShootThe diversity and flora of spermophyte in Xiaolong mountain in GansuEarly spermophyte occurrences on an Early Permian (Asselian) volcanic arc at the eastern end of the PalaeotethysFloristic Study of Wild Vegetable Plants in Shandong ProvinceChloroplast DNA evidence on the ancient evolutionary split in vascular land plants.Embryo rescue in plants—a reviewMesozoic plants and the problem of angiosperm ancestryFunctional morphology and homologies of gymnospermous ovules: evidence...Anatomically preserved Permian Noeggerathiopsis leaves from east AntarcticaPrimary vasculature and hymnosperm systematics