Gemmae are multicellular green structures for vegetative propagation. These are found inside gemma cups in

Options

A. riccia capsule
B. marchantia thallus
C. funaria protonema
D. polytrichum thallus.

Answer

B

Explanation

In marchantia the plant body consists of a dorsiventrally flattened, prostrate and dichotomosouly branched thallus. The thalli are conspicuous, apex of each thallus is notched. Along the mid-rob are present characteristic, prominent goblet or cup-shaped structres, the gemma cups, with smooth, dentate or frilled margins. these cups enclose asexual reproductive bodies called gemma.