| Epidermal anatomy of Glenopteris splendens Sellards nov. emend., an enigmatic seed plant from the Lower Permian of Kansas (U.S.A.) |
Krings, Michael; Klavins, S.D.; DiMichele, W.A.; Kerp, Hans; and Taylor, T.N. |
Reivew of Palaeobotany and Palynology vol. 136, no. 3-4, pp. 159-180 |
2005 |
N/A
|
| The enigmatic Paleozoic plants Spermopteris and Phasmatocycas reconsidered |
Axsmith, B.J.; Serbet, Rudolph; Krings, Michael; Taylor, T.N.; Taylor, E.L.; and Mamay, S.H. |
American Journal of Botany vol. 90, no. 11, pp. 1585-1595 |
2003 |
N/A
|