closeup of young spores on the underside of a male fern leaf dryopteris filixmas a detailed view of

young yellow world view vegetation vascular underside tiny texture structure spores spore sporangia species showcased science reveals reproductive reproduction plant nature microscopic mature male macro life leaf intricate immature highlighting flora filixmas ferns fern enabling education ecology dryopteris dispersal detailed detail dense delicate cycle crucial continuation clusters cluster closeup captures captivating botanical bodies