Question: what are some of the characteristics of ferns?
Answer: Ferns are seedless vascular plants of humid tropics and temperate areas. ...  They constitute the largest living group of primitive vascular plants with over 10,000 species. ...  Plant body is a sporophyte. ...  The stem is underground rhizome in most of the ferns. ...  Roots are adventitious. Leaves are large and are called fronds.