泥盆纪植物根系的演变 KTN gym zyg lyc-he rog-an prog-arc lyc-tr prog-arc siegenian/Pragian. Emsian Eifelian- GIvetian Frasnian Famennian
泥盆纪植物根系的演变
早泥盆世 裸蕨类植物 Figure I0-39 A psilophyte from the Lower Devo nian of the Gaspe peninsula
早泥盆世 裸蕨类植物
早泥盆世陆生植物 wdu saAdu Figure 12-43 Reconstruction of an Early Devonian land scape showing some of the earliest land plants Dawsonites. b. Protolepidodendron c Bucheria
早泥盆世陆生植物
scape in the eastern part of Greenland. Shown is land- Figure 12-34 Reconstruction of a Late Devonian ichthyostega, an m. The flora of na tpme was diverse cons sting to t aarietv' of small and large seedless vascular plants such as Cyclostigma(the large tree), and Archaeopteris(fern in front
晚泥盆世陆相生境
(C2-P 科达 (C-P Figure 11-40 Calamites igure 11-43 Cordaites
科达 (C -P) 芦木 (C2 -P)