Gemmae are present in:

gemma cups scattered about its upper surface The gemma cups are cup-like structures containing gemmae The gemmae are small discs of haploid tissue, and

gemmae cups 23-day-old wild-type thallus transferred at day 7 to 10 μM NAA with elongated gemmae cup Wild-type mature gemmae cup Wild-type

gemmae cups Cross section through thallus of a Marchantia gametophyte showing a gemmae cup More Information Cross section through thallus of a Marchantia gametophyte

gemmae cups gemmae - cups crescent - shaped 8 Peduncle 2 - grooved ; gemmae - cups round when present 9 Air - chambers and pores usually absent ; no gemmae