@article{article, title = {{Ultrastructure of laevigate hilate spores in sporangia and spore masses from the Upper Silurian and Lower Devonian of the Welsh Borderland}}, url = {{}}, year = {{1998}}, month = {{12}}, author = {{Wellman CH and Edwards D and Axe L}}, volume = {{353}}, journal = {{PHILOS T ROY SOC B}}, issue = {{1378}}, pages = {{1983-2004}}, note = {{Accessed on 2025/05/30}}}