Berry, C. M.; Wang, Y. (2006). Eocladoxylon (Protopteridium) minutum (Halle) Koidzumi from the Middle Devonian of Yunnan, China: an early Rhacophyton‐like plant?. International Journal of Plant Sciences. 167: 551-566.
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Berry, C. M.; Wang, Y.
2006
Eocladoxylon (Protopteridium) minutum (Halle) Koidzumi from the Middle Devonian of Yunnan, China: an early Rhacophyton‐like plant?