In the prothallus of Dryopteris, antherozoids and eggs are mature at different time which leads to

In Dryopteris, the antherozoids are

In Dryopteris, the antherozoids are

In Dryopteris, the antherozoids are

In the prothallu.s of a vascular cryptogam, the antherozoids and eggs mature at different times. As a result,

In the prothallus of a vascular cryptogam, the antherozoids and egg mature at different times. As a result,

In the prothallus of a vascular cryptogam, the antherozoids and egg mature at different times. As a result,

In the prothallus of vascular cryptogam, the antherzoids and eggs mature at different tiems. As a result:

In the prothallus of a vascular cryptogam, the antherozoids and egg mature and different time As a result.