Parallel evolution of leaf morphology in gnetophytes

Abstract

In the present paper, an ephedroid macrofossil species from the Early Cretaceous Yixian Formation of western Liaoning of China is described as new to science: Ephedra multinervia Yang et Lin, sp. nov. This species has typical ephedroid morphology, e.g. the dichasial branching shoot system, swollen nodes, internodes having many fine longitudinal striations… (More)
DOI: 10.1007/s13127-015-0226-6

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