Question

write an account on gemmae of liverworts.

please answer fast ​

Answer 1

Answer:

The production of gemmae is a widespread means of asexual reproduction in both liverworts and mosses. In liverworts such as Marchantia, the flattened plant body or thallus is a haploid gametophyte with gemma cups scattered about its upper surface. ... They are dispersed from gemma cups by rainfall.

Explanation:

Answer 2

Liverworts are the plants that belong to the group Bryophytes. They are also known as Hepaticopsida.

They include examples such as marchantia.

• Their main stage is gametophyte bearing unicellular rhizoids on their lower surfaces.
• They perform asexual reproduction which includes fragmentation and through gemmae cup.
• In fragmentation, the thallus gives rise to a new thallus.
• On the upper surface of the gametophyte a cup or receptacle like structure develops that is known as the gemmae cup.
• Inside the gemmae cup, gemmae buds gets formed.
• The gemmae buds are green, haploid, multicellular and can give rise to a new gametophyte.

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