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Filicopsida

Kingdom: Plantae
Phylum: Pteridophyta
Class: Filicopsida
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Image Subject Name Scientific Name Description
5489973 rock snot Didymosphenia geminata Signage used at trailheads in New Zealand to inform hikers and fishermen of the threat of spreading didymo on infected boots and equipment.
5308003 Japanese climbing fern Lygodium japonicum USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service.
5308083 eared salvinia Salvinia auriculata Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 38.
5308004 American climbing fern Lygodium palmatum Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 9.
5477139 interrupted fern Osmunda claytoniana Osmunda claytoniana, interrupted fern, late May - NOTE characteristic reduced fertile 'pinna'
5476639 cinnamon fern Osmunda cinnamomea
5476637 cinnamon fern Osmunda cinnamomea Fertile frond
5476638 cinnamon fern Osmunda cinnamomea Fertile frond
5476602 hay-scented fern Dennstaedtia punctilobula
5476901 maidenhair spleenwort Asplenium trichomanes
5476772 walking fern Asplenium rhizophyllum
5476576 maidenhair spleenwort Asplenium trichomanes
5443732 Mexican mosquitofern Azolla mexicana
5475667 eastern marsh fern Thelypteris palustris Thelypteris palustris - marsh fern sterile frond
5475671 eastern marsh fern Thelypteris palustris Thelypteris palustris - marsh fern - sterile frond
5457886 giant salvinia Salvinia molesta
5475340 spinulose woodfern Dryopteris carthusiana Dryopteris carthusiana - spinulose woodfern
5475394 rattlesnake fern Botrychium virginianum rattlesnake fern - Botrypus virginianus
1582692 cinnamon fern Osmunda cinnamomea
5474932 Braun's hollyfern Polystichum braunii Polystichum braunii - Braun's holly fern
5474928 Braun's hollyfern Polystichum braunii Polystichum braunii - Braun's holly fern
5473973 upland brittle bladderfern Cystopteris tenuis Cystopteris tenuis (Mackay’s fragile fern)
5473974 upland brittle bladderfern Cystopteris tenuis Cystopteris tenuis (Mackay’s fragile fern)
5473972 upland brittle bladderfern Cystopteris tenuis Cystopteris tenuis (Mackay’s fragile fern)
5471050 Sticherus flabellatus Leaf, close-up.
5470999 brackenfern Pteridium aquilinum Leaf, close-up.
5464046 brackenfern Pteridium aquilinum Individual leaves.
5464047 brackenfern Pteridium aquilinum Leaves.
5473169 royal fern Osmunda regalis characteristic colour of developing Osmunda regalis (royal fern)
5473170 royal fern Osmunda regalis characteristic colour of developing Osmunda regalis (royal fern)
5289097 old world climbing fern Lygodium microphyllum
5445946 water fern Salvinia minima
5468888 cinnamon fern Osmunda cinnamomea Coastal Planis
5468879 cinnamon fern Osmunda cinnamomea Damage due to heavy mulching; Coastal Planis
5468880 cinnamon fern Osmunda cinnamomea Coastal Planis
5468878 cinnamon fern Osmunda cinnamomea Coastal Planis
5468877 cinnamon fern Osmunda cinnamomea Coastal Planis
1157069 cinnamon fern Osmunda cinnamomea Fertile frond
5405927 Mexican mosquitofern Azolla mexicana duckweed also present
5443725 walking fern Asplenium rhizophyllum
5443727 walking fern Asplenium rhizophyllum
5443788 bulblet bladderfern Cystopteris bulbifera Showing bulblets on underside of frond
5443789 bulblet bladderfern Cystopteris bulbifera Showing bulblets on underside of frond
5443790 bulblet bladderfern Cystopteris bulbifera
5443739 rattlesnake fern Botrychium virginianum
5443729 walking fern Asplenium rhizophyllum
5443726 walking fern Asplenium rhizophyllum
5444829 crested woodfern Dryopteris cristata Dryopteris cristata (Crested Shield Fern)
5444832 crested woodfern Dryopteris cristata Dryopteris cristata (Crested Shield Fern)
1581390 common ladyfern Athyrium filix-femina
1461087 old world climbing fern Lygodium microphyllum
1461102 old world climbing fern Lygodium microphyllum Fertile frond
5415649 decomposition brackenfern Pteridium aquilinum var. decompositum
5415564 dense spleenwort Asplenium trichomanes ssp. densum
5275088 old world climbing fern Lygodium microphyllum Everglades National Park, Florida
1461083 old world climbing fern Lygodium microphyllum
5276014 old world climbing fern Lygodium microphyllum Miami-Dade County, Florida
5276019 old world climbing fern Lygodium microphyllum Miami-Dade County, Florida
1264004 Japanese climbing fern Lygodium japonicum
5439964 cinnamon fern Osmunda cinnamomea
4064036 Japanese climbing fern Lygodium japonicum Escaped ornamental, shading out native species; spreading over South Ga. By wind-borne spores. No wildlife value Sumter Co., GA
1334043 western swordfern Polystichum munitum Washington state
2307223 Japanese climbing fern Lygodium japonicum September
1334044 western swordfern Polystichum munitum Washington state
1294061 American climbing fern Lygodium palmatum Great Smoky Mountains, TN. 2004
5276013 old world climbing fern Lygodium microphyllum Miami-Dade County, Florida
2155063 Japanese climbing fern Lygodium japonicum
5177035 Japanese climbing fern Lygodium japonicum
2148046 old world climbing fern Lygodium microphyllum Mid November, South Florida
2148045 old world climbing fern Lygodium microphyllum Mid November, South Florida
2307222 Japanese climbing fern Lygodium japonicum July
2308088 old world climbing fern Lygodium microphyllum Old World climbing fern growing on cypress trees in southern Florida. The weed forms huge skirts that fires can climb to reach tree tops. Trees without the fern usually survive fire.
2155064 Japanese climbing fern Lygodium japonicum
1461103 old world climbing fern Lygodium microphyllum
1355005 old world climbing fern Lygodium microphyllum Growing on a cypress tree in southern Florida.
5276015 old world climbing fern Lygodium microphyllum
5177036 Japanese climbing fern Lygodium japonicum
0002128 old world climbing fern Lygodium microphyllum showing its sterile unlobed leaflets with entire margins and fertile leaflets with sporangia bearing teeth
2155065 Japanese climbing fern Lygodium japonicum
1117267 Japanese climbing fern Lygodium japonicum
5433790 Japanese climbing fern Lygodium japonicum
5433791 Japanese climbing fern Lygodium japonicum
5433788 Japanese climbing fern Lygodium japonicum
5433789 Japanese climbing fern Lygodium japonicum spore producing
5433786 Japanese climbing fern Lygodium japonicum
5433787 Japanese climbing fern Lygodium japonicum
5432604 Christmas fern Polystichum acrostichoides Southwestern Georgia forest habitat
5302046 Japanese climbing fern Lygodium japonicum
1317055 giant salvinia Salvinia molesta Giant salvinia is a fast-growing fern that can clog ponds and lakes. Forming mats up to 2 feet thick, the plant gobbles up oxygen and blocks sunlight needed by other water dwellers.
2149021 royal fern Osmunda regalis
2189073 royal fern Osmunda regalis
1117270 water fern Salvinia minima
2149025 royal fern Osmunda regalis
0016177 Japanese climbing fern Lygodium japonicum infestation in July
2150045 sensitive fern Onoclea sensibilis
2149023 royal fern Osmunda regalis
5276008 old world climbing fern Lygodium microphyllum
2148068 spider brake Pteris multifida
5276009 old world climbing fern Lygodium microphyllum
5276011 old world climbing fern Lygodium microphyllum
5282051 narrow swordfern Nephrolepis cordifolia
1461163 old world climbing fern Lygodium microphyllum
5282052 narrow swordfern Nephrolepis cordifolia
2153018 Virginia chainfern Woodwardia virginica
2153012 netted chainfern Woodwardia areolata
2189029 Japanese climbing fern Lygodium japonicum
2189047 northern maidenhair fern Adiantum pedatum
2189048 northern maidenhair fern Adiantum pedatum
2189032 Japanese climbing fern Lygodium japonicum
2189030 Japanese climbing fern Lygodium japonicum Dormant season infestation
2153017 Virginia chainfern Woodwardia virginica
2147044 Christmas fern Polystichum acrostichoides Fiddleheads
5275069 old world climbing fern Lygodium microphyllum
5275065 old world climbing fern Lygodium microphyllum
1346038 Japanese climbing fern Lygodium japonicum Along a small creek
5276010 old world climbing fern Lygodium microphyllum
5276018 old world climbing fern Lygodium microphyllum
5276017 old world climbing fern Lygodium microphyllum
5302045 Japanese climbing fern Lygodium japonicum
5275067 old world climbing fern Lygodium microphyllum
5276016 old world climbing fern Lygodium microphyllum
2132035 Japanese climbing fern Lygodium japonicum
1461161 old world climbing fern Lygodium microphyllum
1119377 netted chainfern Woodwardia areolata
1119036 brackenfern Pteridium aquilinum
1148172 giant salvinia Salvinia molesta
1120630 common ladyfern Athyrium filix-femina July. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1119034 brackenfern Pteridium aquilinum
1120631 common ladyfern Athyrium filix-femina April. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1120634 Christmas fern Polystichum acrostichoides January. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1120636 brackenfern Pteridium aquilinum Fall colors. September. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1120629 common ladyfern Athyrium filix-femina April. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1461110 old world climbing fern Lygodium microphyllum
1461089 old world climbing fern Lygodium microphyllum
1120635 brackenfern Pteridium aquilinum May. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1120628 ebony spleenwort Asplenium platyneuron May. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
2153021 Virginia chainfern Woodwardia virginica
2149024 royal fern Osmunda regalis
2122083 Japanese climbing fern Lygodium japonicum Fertile fronds
2122082 Japanese climbing fern Lygodium japonicum Fertile fronds
1120627 ebony spleenwort Asplenium platyneuron October. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1380461 netted chainfern Woodwardia areolata
1380462 netted chainfern Woodwardia areolata
1380463 netted chainfern Woodwardia areolata
2120050 cinnamon fern Osmunda cinnamomea
2120043 cinnamon fern Osmunda cinnamomea
2120044 cinnamon fern Osmunda cinnamomea
1264006 Japanese climbing fern Lygodium japonicum Vines and Fronds.
5125089 resurrection fern Pleopeltis polypodioides
1380460 netted chainfern Woodwardia areolata
1157067 cinnamon fern Osmunda cinnamomea
1461113 old world climbing fern Lygodium microphyllum
1461084 old world climbing fern Lygodium microphyllum
1461115 old world climbing fern Lygodium microphyllum
2307225 Japanese climbing fern Lygodium japonicum July
2119015 brackenfern Pteridium aquilinum Fall color
1372037 rock polypody Polypodium virginianum Top and underside of fronds.
1373049 resurrection fern Pleopeltis polypodioides
1373050 resurrection fern Pleopeltis polypodioides
1380108 ebony spleenwort Asplenium platyneuron
1380106 ebony spleenwort Asplenium platyneuron
1120633 Christmas fern Polystichum acrostichoides January. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
1346039 Japanese climbing fern Lygodium japonicum Along a small creek
1380110 ebony spleenwort Asplenium platyneuron
1380109 ebony spleenwort Asplenium platyneuron
1117266 Japanese climbing fern Lygodium japonicum
5427476 rattlesnake fern Botrychium virginianum
5427477 rattlesnake fern Botrychium virginianum
5427423 deer fern Blechnum spicant
5427424 deer fern Blechnum spicant
1380107 ebony spleenwort Asplenium platyneuron
5427071 western swordfern Polystichum munitum
5427072 western swordfern Polystichum munitum
5427074 western swordfern Polystichum munitum
5427066 licorice fern Polypodium glycyrrhiza
5427067 licorice fern Polypodium glycyrrhiza
5427068 licorice fern Polypodium glycyrrhiza
1451128 American climbing fern Lygodium palmatum ca. Ripshin Marsh
1378068 cinnamon fern Osmunda cinnamomea
1378067 cinnamon fern Osmunda cinnamomea Fertile frond
1378066 ebony spleenwort Asplenium platyneuron
1378065 ebony spleenwort Asplenium platyneuron
1378035 brackenfern Pteridium aquilinum
1372035 lobed spleenwort Asplenium pinnatifidum
1373047 resurrection fern Pleopeltis polypodioides
1374256 brackenfern Pteridium aquilinum Fall colors
1374257 brackenfern Pteridium aquilinum Fall colors
5425477 American rockbrake Cryptogramma acrostichoides
5423749 netted chainfern Woodwardia areolata
5423478 royal fern Osmunda regalis
5423471 cinnamon fern Osmunda cinnamomea
5423474 cinnamon fern Osmunda cinnamomea fertile frond
5421739 hapu'u li Cibotium menziesii With ginger
5414866 amaumau fern Sadleria cyatheoides Habit
5414548 amaumau fern Sadleria cyatheoides Habit
5420078 amaumau fern Sadleria cyatheoides Habit and fenceline
5419925 amaumau fern Sadleria cyatheoides Habit
5422033 Japanese climbing fern Lygodium japonicum
5415126 amaumau fern Sadleria cyatheoides Habit
5409540 hapu'u Cibotium glaucum pulu
5409487 Chamisso's manfern Cibotium chamissoi stipes
5420075 amaumau fern Sadleria cyatheoides Habit
5412642 villous waterclover Marsilea villosa Habit
5409256 hollyfern Polystichum spp.
5420060 Trans-Pecos cliffbrake Pellaea ternifolia Habit
5420018 Trans-Pecos cliffbrake Pellaea ternifolia Habit
5420020 dotted polypody Polypodium pellucidum Habit
5417229 alpine woodfern Dryopteris wallichiana Browsed habit
5417185 black spleenwort Asplenium adiantum-nigrum Habit
5416971 rough maidenhair fern Adiantum hispidulum Habit
5416872 black spleenwort Asplenium adiantum-nigrum Habit
5415601 dotted polypody Polypodium pellucidum Habit
5412402 musk fern Phymatosorus grossus Habit
5412375 musk fern Phymatosorus grossus Habitat and view east
5409749 hapu'u Cibotium glaucum unfurling
5420640 musk fern Phymatosorus grossus Sori
5420074 amaumau fern Sadleria cyatheoides Fiddlehead frond
5420019 dotted polypody Polypodium pellucidum Habit
5418573 musk fern Phymatosorus grossus Voucher 060422 13
5418574 musk fern Phymatosorus grossus Voucher 060422 13
5417404 black spleenwort Asplenium adiantum-nigrum In rocks
5417230 alpine woodfern Dryopteris wallichiana Browsed habit
5417219 weeping fern Lepisorus thunbergianus Habit
5416882 black spleenwort Asplenium adiantum-nigrum Coming up on edge of asphalt
5415305 alpine woodfern Dryopteris wallichiana Sori
5414705 amaumau fern Sadleria cyatheoides Habit
5412577 Hawai'I birdnest fern Asplenium nidus Habit
5421987 Japanese climbing fern Lygodium japonicum In February
5421986 Japanese climbing fern Lygodium japonicum In May
5417231 alpine woodfern Dryopteris wallichiana Sori
5416946 leatherleaf goldback fern Pityrogramma austroamericana Golden sori
5416905 waimakanui Pteris excelsa Habit
5416651 leatherleaf goldback fern Pityrogramma austroamericana Habit
5416212 dwarf netvein hollyfern Cyrtomium caryotideum Habitat and trail
5413230 Asian swordfern Nephrolepis brownii Voucher 050405 31
5414983 amaumau fern Sadleria cyatheoides Habit
5421122 Hawai'I birdnest fern Asplenium nidus Fronds
5421123 Hawai'I birdnest fern Asplenium nidus Fronds
5421025 golden polypody Phlebodium aureum Habit
5420639 musk fern Phymatosorus grossus Frond
5420641 musk fern Phymatosorus grossus Habit
5420072 amaumau fern Sadleria cyatheoides Habit
5420073 amaumau fern Sadleria cyatheoides Habit
5420021 dotted polypody Polypodium pellucidum Habit
5419852 dotted polypody Polypodium pellucidum Habit
5419847 amaumau fern Sadleria cyatheoides Habit
5418877 Hawai'i twinsorus fern Diplazium sandwichianum Habit
5418878 Hawai'i twinsorus fern Diplazium sandwichianum Frond
5418875 waimakanui Pteris excelsa Habit
5418869 Old World forkedfern Dicranopteris linearis Habit
5418760 Cretan brake Pteris cretica Habit
5416909 waimakanui Pteris excelsa Frond
5416798 black spleenwort Asplenium adiantum-nigrum Habit and sori
5416795 Trans-Pecos cliffbrake Pellaea ternifolia Habit
5416796 Trans-Pecos cliffbrake Pellaea ternifolia Habit
5416784 black spleenwort Asplenium adiantum-nigrum Habit
5416624 alpine woodfern Dryopteris wallichiana Habit
5416194 black spleenwort Asplenium adiantum-nigrum Habit
5415824 Kunth's hacksaw fern Doodia kunthiana Habit
5415627 dotted polypody Polypodium pellucidum Habit
5415304 alpine woodfern Dryopteris wallichiana Habit
5415123 amaumau fern Sadleria cyatheoides Habit
5415142 amaumau fern Sadleria cyatheoides Habit
5414989 amaumau fern Sadleria cyatheoides Habit
5414900 amaumau fern Sadleria cyatheoides Habit
5414627 black spleenwort Asplenium adiantum-nigrum Habit
5414624 rough maidenhair fern Adiantum hispidulum Habit
5412641 villous waterclover Marsilea villosa Habit
5412643 villous waterclover Marsilea villosa Habit
5412578 Hawai'I birdnest fern Asplenium nidus Habit
5420417 villous waterclover Marsilea villosa In pot
5414588 Trans-Pecos cliffbrake Pellaea ternifolia Habit
5414555 alpine woodfern Dryopteris wallichiana Habit
5391023 decomposition brackenfern Pteridium aquilinum var. decompositum On black cinders
5391021 decomposition brackenfern Pteridium aquilinum var. decompositum Habit
5391022 decomposition brackenfern Pteridium aquilinum var. decompositum Habit
5390996 dense spleenwort Asplenium trichomanes ssp. densum
5409154 swordfern Nephrolepis Spp.
5409155 swordfern Nephrolepis Spp.
5409181 crowned woodfern Dryopteris fuscoatra
5405384 Japanese climbing fern Lygodium japonicum growing on cogongrass (Imperata cylindrica)
5405383 Japanese climbing fern Lygodium japonicum Growing on cogongrass (Imperata cylindrica)
5405381 Japanese climbing fern Lygodium japonicum growing on other material
5405379 Japanese climbing fern Lygodium japonicum growing on other material
5405380 Japanese climbing fern Lygodium japonicum growing on other material
5405378 Japanese climbing fern Lygodium japonicum growing up seedling
5405372 Japanese climbing fern Lygodium japonicum growing on other plants
5409152 Old World forkedfern Dicranopteris linearis habit
5409517 alpine woodfern Dryopteris wallichiana habit
5409309 weeping fern Lepisorus thunbergianus Plum trail
5409168 palm fern Blechnum appendiculatum habit
5409515 kilaw Dryopteris glabra frond
5409514 kilaw Dryopteris glabra habit
5409513 Kunth's hacksaw fern Doodia kunthiana habit
5409485 leatherleaf goldback fern Pityrogramma austroamericana habit
5409400 kilaw Dryopteris glabra frond
5409314 alpine woodfern Dryopteris wallichiana Redwood trail
5409178 tapertip spleenwort Asplenium acuminatum habit
5409162 palapalai Microlepia strigosa habit
5409004 Gaudichaud's halberd fern Tectaria gaudichaudii habit
5408921 Kunth's hacksaw fern Doodia kunthiana habit
5408897 dotted polypody Polypodium pellucidum habit
5408893 brackenfern Pteridium aquilinum habit
5408383 Japanese climbing fern Lygodium japonicum
5401280 hairy pepperwort Marsilea vestita
5390447 black spleenwort Asplenium adiantum-nigrum Habit
5391069 amaumau fern Sadleria cyatheoides Habitat and rainbow
5391064 leatherleaf goldback fern Pityrogramma austroamericana Habit
5401279 hairy pepperwort Marsilea vestita
5390463 palapalai Microlepia strigosa Plum trail
5390462 dwarf netvein hollyfern Cyrtomium caryotideum Frond
5390457 alpine woodfern Dryopteris wallichiana Plum trail
5391181 dotted polypody Polypodium pellucidum Habit
5391054 dotted polypody Polypodium pellucidum Trail
5391055 dotted polypody Polypodium pellucidum Trail
5390960 dotted polypody Polypodium pellucidum Habit
5406036 Japanese climbing fern Lygodium japonicum
5406018 Japanese climbing fern Lygodium japonicum
5406012 Japanese climbing fern Lygodium japonicum
5399578 giant salvinia Salvinia molesta sporocarp
5399579 giant salvinia Salvinia molesta sporocarp
5399580 giant salvinia Salvinia molesta sporocarp
5399581 giant salvinia Salvinia molesta sporocarp
5399493 watersprite Ceratopteris thalictroides sprout
5399492 watersprite Ceratopteris thalictroides sprout
5399491 watersprite Ceratopteris thalictroides sprout
5399488 watersprite Ceratopteris thalictroides sprout
5399489 watersprite Ceratopteris thalictroides sprout
5399490 watersprite Ceratopteris thalictroides sprout
5399485 watersprite Ceratopteris thalictroides sprout
5399486 watersprite Ceratopteris thalictroides sprout
5399487 watersprite Ceratopteris thalictroides sprout
5399450 watersprite Ceratopteris thalictroides  habitat
5399484 watersprite Ceratopteris thalictroides sprout
5399449 watersprite Ceratopteris thalictroides  habitat
5399029 watersprite Ceratopteris thalictroides
5399027 watersprite Ceratopteris thalictroides
5399028 watersprite Ceratopteris thalictroides
5399025 watersprite Ceratopteris thalictroides
5399026 watersprite Ceratopteris thalictroides
5397954 giant salvinia Salvinia molesta
5397955 giant salvinia Salvinia molesta
5399594 giant salvinia Salvinia molesta
5399575 giant salvinia Salvinia molesta
5399576 giant salvinia Salvinia molesta
5399577 giant salvinia Salvinia molesta
5399571 giant salvinia Salvinia molesta
5399572 giant salvinia Salvinia molesta
5399573 giant salvinia Salvinia molesta
5399574 giant salvinia Salvinia molesta
5399567 giant salvinia Salvinia molesta
5399568 giant salvinia Salvinia molesta
5399569 giant salvinia Salvinia molesta
5399570 giant salvinia Salvinia molesta
5399507 Pacific mosquitofern Azolla filiculoides habitat
5399508 Pacific mosquitofern Azolla filiculoides habitat
5399509 Pacific mosquitofern Azolla filiculoides habitat
5399504 Pacific mosquitofern Azolla filiculoides habitat
5399505 Pacific mosquitofern Azolla filiculoides habitat
5399506 Pacific mosquitofern Azolla filiculoides habitat
5399501 Pacific mosquitofern Azolla filiculoides habitat
5399502 Pacific mosquitofern Azolla filiculoides habitat
5399503 Pacific mosquitofern Azolla filiculoides habitat
5399500 Pacific mosquitofern Azolla filiculoides habitat
5398924 brackenfern Pteridium aquilinum habitat
5398925 brackenfern Pteridium aquilinum habitat
5398872 brackenfern Pteridium aquilinum habitat
5398874 brackenfern Pteridium aquilinum habitat
5398875 brackenfern Pteridium aquilinum habitat
5398869 brackenfern Pteridium aquilinum habitat
5398871 brackenfern Pteridium aquilinum habitat
5398848 brackenfern Pteridium aquilinum habitat
5398849 brackenfern Pteridium aquilinum habitat
5398842 brackenfern Pteridium aquilinum habitat
5398844 brackenfern Pteridium aquilinum  habitat
5398846 brackenfern Pteridium aquilinum  habitat
5396839 Pacific mosquitofern Azolla filiculoides
5396840 Pacific mosquitofern Azolla filiculoides
5396837 Pacific mosquitofern Azolla filiculoides habitat
5396838 Pacific mosquitofern Azolla filiculoides
5396833 giant salvinia Salvinia molesta
5299002 woodfern Dryopteris spp.
5390695 Old World forkedfern Dicranopteris linearis Habit
5390680 hapu'u li Cibotium menziesii Canopy
5390679 hapu'u li Cibotium menziesii Habit
5390675 wahini noho mauna Adenophorus tamariscinus Habit
5390677 wahini noho mauna Adenophorus tamariscinus Habit
5390673 hapu'u li Cibotium menziesii Habit
5390671 Old World forkedfern Dicranopteris linearis Habit
5390670 Old World forkedfern Dicranopteris linearis Habit
5390661 Old World forkedfern Dicranopteris linearis View pools
5390656 hapu'u li Cibotium menziesii Habit
1542347 marginal woodfern Dryopteris marginalis fiddleheads in the spring
1542348 marginal woodfern Dryopteris marginalis fiddlheads emerging in the spring
5392324 Japanese climbing fern Lygodium japonicum Climbing trees
5392327 old world climbing fern Lygodium microphyllum Infestation!
5391746 Japanese climbing fern Lygodium japonicum growing on Lygodium japonicum!
5391741 water fern Salvinia minima
5391679 Japanese climbing fern Lygodium japonicum On a TNC preserve
5384412 broad beechfern Phegopteris hexagonoptera in mixed deciduous forest  
3970051 old world climbing fern Lygodium microphyllum blanketing an Everglades tree island in Loxahatchee National Wildlife Refuge, Florida
5383848 brittle bladderfern Cystopteris fragilis
1550005 brackenfern Pteridium aquilinum
5377475 brittle bladderfern Cystopteris fragilis
5377473 brittle bladderfern Cystopteris fragilis
5377474 brittle bladderfern Cystopteris fragilis
5377471 brittle bladderfern Cystopteris fragilis
5377448 common ladyfern Athyrium filix-femina
5377447 common ladyfern Athyrium filix-femina
5377444 common ladyfern Athyrium filix-femina
5377445 common ladyfern Athyrium filix-femina
5360278 Dixie silverback fern Pityrogramma calomelanos A fern forest at a botanical garden at Medellin in Colombia.
1556042 sensitive fern Onoclea sensibilis
1556038 sensitive fern Onoclea sensibilis spore cases
1556037 sensitive fern Onoclea sensibilis
1556036 sensitive fern Onoclea sensibilis
1554215 brackenfern Pteridium aquilinum
1554208 brackenfern Pteridium aquilinum
1554204 brackenfern Pteridium aquilinum
1550003 sensitive fern Onoclea sensibilis
1550001 sensitive fern Onoclea sensibilis
1482035 cinnamon fern Osmunda cinnamomea fertile leaves;photo 24 March 1973
1317054 watermoss Salvinia spp. To perform tests of water quality, entomologist Philip Tipping collects water samples from a tank infested with giant and common salvinia.
5169081 parsley fern Cryptogramma crispa A UK native, widespread but scarce. Locally common in N. Wales, growing at high elevations on usually acidic rocks and scree. As the name suggests, the foliage resembles that of parsley.
5079019 sensitive fern Onoclea sensibilis
5078093 glade fern Diplazium pycnocarpon
5078094 glade fern Diplazium pycnocarpon
5005022 Japanese climbing fern Lygodium japonicum an invasive plant on the Jones State Forest
5005041 Japanese climbing fern Lygodium japonicum An invasive plant in southeat Texas
5005025 Japanese climbing fern Lygodium japonicum
1461104 old world climbing fern Lygodium microphyllum
1461112 old world climbing fern Lygodium microphyllum Fertile frond
1461116 old world climbing fern Lygodium microphyllum
1461118 old world climbing fern Lygodium microphyllum
1157068 cinnamon fern Osmunda cinnamomea Fertile fronds
1355007 old world climbing fern Lygodium microphyllum Entomologist John Goolsby inspects Old World climbing fern in its native habitat in Queensland, Australia.
1355041 giant salvinia Salvinia molesta Here, in a greenhouse, Student Conservation Association intern Melissa Martin and entomologist Philip Tipping record giant salvinia biomass.
1264005 Japanese climbing fern Lygodium japonicum Tift County, GA
1264036 Japanese climbing fern Lygodium japonicum Tift County, GA
1264055 Japanese climbing fern Lygodium japonicum Backpack sprayer, glyphosate treatment. Tift County, GA

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