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The heterosporous pteridophytes are...

The heterosporous pteridophytes are

A

Lycopodium and Pteris

B

Selaginella and Psilotum

C

Selaginella and Salvinia

D

Dryopteris and Adiantum.

Text Solution

Verified by Experts

The correct Answer is:
C
Heteropory is the production of spores of two different sizes and of two different developmental patters-smaller male or microspores and larger female ormegaspores. Heterospory is the most important evolutionary development in the vascular plants because it has ultimaetely led to seed development e.g.,selaginella, salvinia, azolla etc.
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