maidenhair: any of various small to large terrestrial ferns of the genus Adiantum having delicate palmately branched fronds
fern: any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
matchlock: an early style of musket; a slow-burning wick would be lowered into a hole in the breech to ignite the charge