Leaf micromorphological adaptations of resurrection ferns in Northern Pakistan

The resurrection plant species, termed desiccation-tolerant plants have evolved remarkable ability to withstand extreme dehydration and rapid rehydration of vegetative tissue without damage. Pteridophytes include almost 70 desiccation tolerant species, and there is limited information of vegetative desiccation tolerance in ferns. A field examination of the representatives of the ferns flora of the Northern Pakistan disclosed 5 ferns species...