Family Polypodiaceae
Polypodiaceae: Overview from Wikipedia
Polypodiaceae: Information/Images from the University of Hawaii - Manoa)
Polypodiaceae: Classification from USDA Plants Database
Polypodiaceae: Images from the Vascular Plant Image Library
Polypodiaceae: Images from flickr
Polypodiaceae: Images from the Albion College Image Database
Polypodiaceae: Images from the New Mexico Flora
Polypodiaceae: Images from the Southwest Environmental Information Network Image Library
Polypodiaceae: Images and Info from the University of Washington Herbarium/Burke Museum
Polypodiaceae: Image page from Plant Systematics.Org
Polypodiaceae: Images from the Lady Bird Johnson Wildflower Center
Polypodiaceae: Images from the The Digital Flora of La Selva - Costa Rica
Polypodiaceae: Images from the Australian National Botanic Gardens
Polypodiaceae: Images from the Digital Flora of Newfoundland and Labrador
Polypodiaceae: Checklist from the Ethnobotany and Floristics of Belize
Polypodiaceae: Checklist (Texas) from the TAMU Herbarium (data from the Plants Database)
Polypodiaceae: Checklist and distribution maps (California) from the Jepson Manual
Polypodiaceae: Checklist and images from the Plants of Hawaii (HEAR)
Polypodiaceae: Checklist and images from the Northern Arizona Flora
Polypodiaceae: Checklist from the Washington Flora Project
Polypodiaceae: Checklist from Flora of Missouri
Polypodiaceae: Checklist and distribution maps from the Utah Atlas (Utah State University - Geography)
Polypodiaceae: Checklist and distribution maps from the Atlas of the Vascular Plants of Wyoming ( Rocky Mountain Herbarium)
Polypodiaceae: Checklist and maps from the Atlas of Florida Vascular Plants
Polypodiaceae: Checklist and mapping for Virginia taxa from the Digital Atlas of the Virginia Flora
Polypodiaceae: Checklist of Tennessee taxa from the The University of Tennessee Herbarium
Polypodiaceae: Checklist from the Checklist of the Vascular Plants of Wisconsin
Polypodiaceae: Family info from the Robert W. Freckmann Herbarium (Stevens Point, Wisconsin)
Polypodiaceae: Genera from the Royal Botanic Gardens, Kew
Polypodiaceae: Overview from the Virtual Flora of Swedish Vascular Plants
Polypodiaceae: Links to species pages from the Flora of Northern Ireland
Polypodiaceae: Query the AGRICOLA database
Polypodiaceae: Family treatment from Flora North America Online (U.S., Canada)
Polypodiaceae: Family treatment from Flora Brasiliensis
Polypodiaceae: Family treatment from the Flora of Zimbabwe
Polypodiaceae: A family overview/image page and list of genera from the U.S./Canadian National Plant Germplasm System (GRIN-CA)
Polypodiaceae: Herbarium Specimen data from the Manual de las Plantas de Costa Rica
Polypodiaceae: Herbarium Specimen data from the the TAMU Herbarium (Central Texas - USA)
Polypodiaceae: Herbarium Specimen data from the The Consortium of California Herbaria
Polypodiaceae: Holdings from Ecology & Evolutionary Biology Conservatory - University of Connecticut
Polypodiaceae: Sequence data from the National Biotech Info Center
Polypodiaceae: Information on viruses from Plant Viruses Online
Polypodiaceae: Information from the Botanical Dermatology Database
Polypodiaceae: Links to species data from Plants for a Future Database