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Which of the following is an aquatic fer...

Which of the following is an aquatic fern?

A

Adiantum

B

Dryopteris

C

Salvinia

D

Equisetum

Text Solution

Verified by Experts

The correct Answer is:
C
Salvinia is an aquatic fern with both annual (e.g. S natans) and perennial species (e.g., S.molesta). The plant body consists of a floating stem bearing two rows of large green hairy leaves on the upper surface and highly branched leaf roots on the lower surface.
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