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Zhenglia
Genus Zhenglia S.-G. Hao, De-M. Wang, Q. Wang, J.-Z. Xue Acta Geol. Sin. (Engl. ed.), 80(1): 13. Feb 2006
- Name
- Zhenglia
- Rank
- Genus
- Authors (Pub.)
- Hao S.-G.
Wang D.-M.
Wang Q.
Xue J.-Z.
- Publication
- A new lycopsid, Zhenglia radiata gen. et sp. nov., from the Lower Devonian Posongchong Formation of Southeastern Yunnan, China, and its evolutionary significance [2006/2]
- Journal
- Acta Geologica Sinica
- Volume
- 80
- Issue
- 1
- Page number
- 13
- Year
- 2006
- Parent Taxon
- [Subclass] Protolepidodendridae
- Fossil Status
- stems (with sporangia)
- Type
- Zhenglia radiata
- Diagnosis
- A small and slender herbaceous lycopsid, possessing simple, entire, possibly ligulate microphylls, with decurrent, swollen bases. Rhomboid leaf bases, showing lepidodendroid-like phyllotaxic arrangement. Leaf having a single vein. Fertile structure consisting of closely arranged sporophylls. Sporophylls basically identical with microphylls. Each sporophyll bearing a single, ovoid-elongate sporangium attached adaxially. Sporangia partly enclosed by lateral extensions of the sporophyll lamina.
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