A) sporophyte, dorsal
B) sporophyte, vental
C) gametophyte, dorsal
D) gametophyte, ventral
Correct Answer: D
Solution :
The plant body of Dryopteris is sporophytic. The spore germinate and form a green, flat surface loving prothallus. The prothallus is thus gametophytic. The archegonia develop in the central cushion behind the apical notch on the ventral side.
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