The maidenhair fern or Adiantum.

Maidenhair Fern

The maidenhair fern or Adiantum.

Spermatozooid, mature male germ cells, of <i>Adiantum capillus-veneris</i>. Also called spermatozoid.

Spermatozooid of the Southern Maidenhair Fern and Venus Hair Fern

Spermatozooid, mature male germ cells, of Adiantum capillus-veneris. Also called spermatozoid.