Steve Nicholls / Lava field with growth of Dotted polypody fern (Polypodium pellucidum), Kilauea, Hawaii, USA, August 2008
00499820
Sebastian Kennerknecht / Coast Live Oak (Quercus agrifolia) trees and Sword Ferns (Polystichum munitum) in mixed evergreen forest, Point Reyes National Seashore, California
00499787
Sebastian Kennerknecht / Sword Fern (Polystichum munitum), Point Reyes National Seashore, California
00476917
Piotr Naskrecki / Rock Polypody (Polypodium virginianum) leaf, Massachusetts
00450787
Chien Lee / Giant Staghorn Fern (Platycerium wandae) growing on tree trunk, Nabire, Indonesia
01300077
Alan Watson / Unfurling frond of Common Polypody fern (Polypodium vulgare) on an Oak tree (Quercus petraea) in temperate forest, Killarney National Park, County Kerry, Republic of Ireland, Europe
01300093
Alan Watson / Polypody ferns (Polypodium vulgare) and Moss on the trunk of Oak tree (Quercus petraea) Tomies Wood, Killarney National Park, County Kerry, Republic of Ireland, Europe
00420369
Kevin Schafer / Sword Fern (Polystichum munitum) showing underside with spores, Cascade Mountains, Washington
01214025
Jerry Monkman / Common polypody fern / fiddlehead {Polypodium vulgare} frond unfurling, Boxford, Massachusetts, USA
01214024
Jerry Monkman / Common polypody fern / fiddlehead {Polypodium vulgare} frond unfurling, Boxford, Massachusetts, USA
01200919
Jouan & Rius / Staghorn fern (Platycerium superbum) growing on tree in rainforest, Eugella NP, Queensland, Australia
01200867
Jouan & Rius / Staghorn fern (Platycerium superbum) growing on tree in rainforest, Eugella NP, Queensland, Australia
00780231
Albert Lleal / Common Fern (Polypodium sp) SEM close-up view of sori at 21x magnification
00781456
Theo Allofs / Sword Fern (Polystichum munitum) frond, Redwood National Park, California
01065156
Duncan Mcewan / Polypody fern on fallen tree {Polypodium vulgare}, Oakwood, Inverness-shire, Scotland
01142718
Philippe Clement / Frond of Common polypody fern {Polypodium vulgare} showing spores on underside, Belgium
01142716
Philippe Clement / Common polypody fern {Polypodium vulgare} in woodland, Belgium
01142717
Philippe Clement / Frond of Common polypody fern {Polypodium vulgare} showing spores on underside, Belgium
01140166
Philippe Clement / Common polypody {Polypodium vulgare}close-up of frond, La Brenne, France.
00203660
Gerry Ellis / Epiphytic Sword Fern, temperate rainforest, North Pacific coast, North America
00499822
Sebastian Kennerknecht / Coast Live Oak (Quercus agrifolia) trees and Sword Ferns (Polystichum munitum) in mixed evergreen forest, Point Reyes National Seashore, California
00499821
Sebastian Kennerknecht / Coast Live Oak (Quercus agrifolia) trees and Sword Ferns (Polystichum munitum) in mixed evergreen forest, Point Reyes National Seashore, California
00441473
Chien Lee / Common Fern (Platycerium coronarium) an epiphytic fern which collects leaf litter with its basal shield fronds, Lambir Hills National Park, Borneo, Malaysia
