Question

Difference between antheridiophore and archegoniophore of marchantia

Answer 1

Explanation:

Antheridiophore

Archegoniophore

1. Male plant produces antheridiophore.

1. Female plant produces archegoniophore.

2. Antheridiophore bears the male sex organ antheridia.

2. Archegoniophore bears the female sex organ archegonia.

3. Antheridia are embedded in the upper surface of each lobes.

Answer 2

Reproduction in Marchantia

Explanation:

Antheridiophore  

• In Marchantia, the production of sex organs is subject to natural conditions like day length, humidity, excess of nitrogenous substance etc
• The receptacles bearing male (antheridium) and female (archegonium) sex organs are called antheridiophore and archegoniophore or carpocephallum

Archegoniophore  

• The stalk or other outgrowth of a prothallium whereupon archegonia are borne (as in liverworts of the variety Marchantia) analyze carpocephalum