Frond (fertile frond)

A fern leaf that bears sporangia. Often it is not visually distinguishable from ordinary (non-spore-bearing) green leaves; however, in some species, for example the staghorn fern, this difference is quite pronounced.

A fern leaf that bears sporangia. Often it is not visually distinguishable from ordinary (non-spore-bearing) green leaves; however, in some species, for example the staghorn fern, this difference is quite pronounced.