Question

Write short note on Gemma cup, marcenshiya​

Answer 1

Answer:

In liverworts such as Marchantia, the flattened plant body or thallus is a haploid gametophyte with gemma cups scattered about its upper surface. The gemma cups are cup-like structures containing gemmae. ... They are dispersed from gemma cups by rainfall.

Answer 2

Answer:

Gemma cup is a cup like structure which contain gemmae found scattered on the the surface of haploid gametophyte of Marchantia.

Explanation:

• Marchantia is creepy ribbon like plants found on the moist clay or silty soils.It comes in the order of Marchantiales.
• Tiny cup like structure are present on the surface of haploid gametophyte thallus which is knows as Gemma cup.
• Gemma cups helps in vegetative reproduction.The gemma cups contains large number of reproductive body called gemmae.
• When these gemmae deattach from the body of gemma cup, and on favouarable condition germinates to form a new Marchantia.