External water is not required for fertilization in

External water is not required for fertilization of

External water is not required for fertilization of

External water is not required for fertilization of

External water is not required for fertilization of

External water is not required for fertilization of 1. Cryptogams 2. Bryophytes 3. Pteridophytes 4. Spermatophytes

External water is not essential for fertilization in

External water is not essential for fertilization in

Water is not required in the fertilization of

Water is not required in the fertilization of