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Fig. 2 | BMC Evolutionary Biology

Fig. 2

From: A new macrofossil ephedroid plant with unusual bract morphology from the Lower Cretaceous Jiufotang Formation of northeastern China

Fig. 2

Morphological details of Jianchangia verticillata gen. et sp. nov. a a stem portion displaying the multiple longitudinal striations; b ovulate cones displaying the two whorls of linear bracts and the enclosed chlamydosperms; c diagram of an ovulate cone in (b) displaying structural details. Abbreviations: l, parallel-veined leaves/bracts; mt, micropylar tube; w1, the proximal whorl of bracts; w2, the distal whorl of bracts

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