Describe morphology of fern.
Root: Thin, slender, present below stem, adventitious roots that bear root cap and root hair
Stem: May be dichotomously branched, obliquely placed, perennial, prostrate. Stem is modified into rhizome and is covered by brown hairs called ramenta.
Leaves: Petiolate, pinnately compound- called frond. Compound leaf bear many leaflet called pinnae. Pinnae develops on main stalk called rachis. Each pinnae is again divided into smaller segments called pinnules.
2 types of leaves in dryopteris
1....