Glossary

Antheridia--The male reproductive organ of the fern

Archegonia--The female reproductive organ of the fern

Blade--Fern leaf

Fiddlehead--a young, uncurling frond

Frond--Fern leaf and stalk

Pinna--A leaflet

Pinnule--A subleaflet or division of a leaflet

Prothallus--The gametophyte

Rachis--Axis or part of the stalk where the leaflets are located

Rhizome--Rootstalk; section between the stalk and the roots

Root--Part of the fern that grows in the ground

Sorus--A dot cluster located on the underside of a fern that consists of sporangia

Sporangium--The structure where spores are produced

Spore--The reproductive body that develops into a fern

Stalk--Stipe or stem; support of the fern

Stipe--Stalk or stem; support of the fern