A new fossil liverwort with gemma cups from the Lower Cretaceous

A new fossil liverwort with gemma cups from the Lower Cretaceous gemma cups The gemma cup and its little gemmae form during the gametophyte stage, but they don't do anything at this point The gemmae are simply dormant gemma cups Most taxa of the genus Marchantia L produce multicellular gemmae within gemma cups They are discoid bodies with two notches

gemma cups Gemmae cups are cup-like structures containing gemmae The gemmae are small discs of haploid tissue and they directly give rise to new gametophytes A gemma

gemmae cups 9 Marchantia ( thallus with gemma cups & hluizoids & scales Museum Specimens and Slides 1 Pcs Each Item 5 10 Funaria The meaning of GEMMA CUP is the cupule of a liverwort