| BJK | Genus species | E2 List - Exotic range and garden comments |
|---|---|---|
|
E1 = Not found in gardens / E2 = Unusual in gardens / E3 = Common in gardens. B = Found at Boerner Botanical Gardens. J = Found at Janesville Rotary Gardens. K = Found at Krischan Photography Gardens. | ||
| -x- | Adiantum venustum | Exotic to Wisconsin. Exotic to US. Native to China. Himalayan Maidenhair Fern. |
| -?- | Arachniodes simplicior | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Simpler Hollyfern. Cultivars: 'Variegata'. |
| -?- | Arachniodes standishii | Exotic to Wisconsin. Exotic to US. Native to Japan. Upsidedown Hollyfern. |
| -?- | Asplenium x ebenoides | Exotic to Wisconsin. Native to Eastern US. Naturally occuring hybrid of A. platyneuron x A. rhizophyllum. Both hybrid parents are native to Wisconsin, yet this hybrid is undocumented here. |
| -x- | Asplenium ruta-muraria | Exotic to Wisconsin. Native to Eastern US. Wallrue Fern. |
| -x- | Asplenium scolopendrium | Exotic to Wisconsin. Native to Eastern US. Hart's Tonguefern. Cultivars: 'Angustatum', 'Cristata', 'Furcatum', 'Kaye's Variety', 'Laceratum Kaye', 'Marginatum', 'Undulatum'. |
| -x- | Astrolepis sinuata subspecies sinuata |
Synonym: Cheilanthes sinuata. Exotic to Wisconsin. Native to Southwest US. Wavy Scaly Cloakfern. |
| -?- | Athyrium japonicum | Synonym: Lunathyrium japonicum. Exotic to Wisconsin. Exotic to US. Native to Japan - China. Black Lady Fern (PDN). |
| -?- | Athyrium yokoscense | Exotic to Wisconsin. Exotic to US. Native to Asia? Japanese False Spleenwort? |
| -J- | Blechnum penna-marina subspecies alpina |
Exotic to Wisconsin. Exotic to US. Native to South America - New Zealand. Little Hard Fern? |
| -x- | Botrychium biteratum | Exotic to Wisconsin. Native to Eastern US. Sparselobe Grapefern. |
| -x- | Cheilanthes argentea | Exotic to Wisconsin. Exotic to US. Native to Asia? Silver Cloak Fern? |
| -x- | Cheilanthes tomentosa | Exotic to Wisconsin. Native to South US. Woolly Lipfern. |
| -x- | Cyrtomium caryotideum | Exotic to Wisconsin. Native to Gulf US (one county in Louisiana, one county in Alabama). Dwarf Netvein Hollyfern. Cultivar: 'Dwarf Holly'. |
| -x- | Cyrtomium falcatum | Exotic to Wisconsin. Exotic to US. Native to Japan. Japanese Netvein Hollyfern. Cultivars: 'Eco Korean Jade', 'Rochefordianum'. |
| -x- | Cyrtomium macrophyllum | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Big Leaf Hollyfern. |
| -x- | Cystopteris dickieana | Exotic to Wisconsin. Exotic to US. Native to Europe. Dickie's Bladder Fern. |
| -x- | Deparia pycnosora | Synonym: Athyrium pycnosorum. Exotic to Wisconsin. Exotic to US. Native to Japan - China. Tapering Glade Fern (PDN). |
| -J- | Diplazium conillii | Exotic to Wisconsin. Exotic to US. Native to ? Unknown plant. |
| -J- | Dryopteris celsa | Exotic to Wisconsin. Native to Eastern US. Log Fern. |
| -?- | Dryopteris championii | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Champion's Wood Fern. |
| -J- | Dryopteris x complexa | Exotic to Wisconsin. Exotic to US. Horticultural hybrid of D. affinis x D. filix-mas. One hybrid parent is native to Europe (affinis) and the other hybrid parent is native to Wisconsin (filix-mas). Buckler Wood Fern. Cultivars: 'Robust', 'Rumpelstiltskin', 'Stableri', 'Stableri Crisped'. |
| xx- | Dryopteris crassirhizoma | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Thick Stem Wood Fern. |
| -?- | Dryopteris crispa | Exotic to Wisconsin. Exotic to US. Native to Europe. Shield Fern? Cultivars: 'Cristata'. |
| -xx | Dryopteris cycadina | Synonym: D. atrata. Exotic to Wisconsin. Exotic to US. Native to Japan - China. Shaggy Shield Fern. |
| -?- | Dryopteris cystolepis | Exotic to Wisconsin. Exotic to US. Native to ? |
| -?- | Dryopteris decipens | Exotic to Wisconsin. Exotic to US. Native to Asia? |
| -x- | Dryopteris formosana | Exotic to Wisconsin. Exotic to US. Native to Japan - Taiwan. Formosa Wood Fern. |
| -xx | Dryopteris hondoensis | Exotic to Wisconsin. Exotic to US. Native to Japan - Taiwan. Hondo Wood Fern. |
| -x- | Dryopteris lacera | Exotic to Wisconsin. Exotic to US. Native to Japan - China. |
| -x- | Dryopteris lepidopoda | Exotic to Wisconsin. Exotic to US. Native to India - China. Sunset Fern. Cultivar: 'Cristata', |
| -x- | Dryopteris montana | Exotic to Wisconsin. Exotic to US. Native to Europe? |
| -?- | Dryopteris odontoloma | Exotic to Wisconsin. Exotic to US. Native to Pakistan. |
| -x- | Dryopteris oreades | Exotic to Wisconsin. Exotic to US. Native to Europe. Mountain Male Fern. |
| -x- | Dryopteris polylepis | Exotic to Wisconsin. Exotic to US. Native to Japan - China. |
| -?- | Dryopteris pseudo filix-mas | Exotic to Wisconsin. Native to Mexico. Mexican Male Fern. |
| -x- | Dryopteris purpurella | Exotic to Wisconsin. Exotic to US. Native to Japan. |
| -?- | Dryopteris pycnopteroides | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Japanese Wood Fern (PDN). |
| -x- | Dryopteris stewartii | Exotic to Wisconsin. Exotic to US. Native to India - China. |
| -?- | Dryopteris uniformis | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Petticoat Uniformed Male Fern (PDN). Cultivars: 'Cristata'. |
| -?- | Dryopteris villarii | Exotic to Wisconsin. Exotic to US. Native to Europe. Rigid Buckler Fern (PDN). |
| -xx | Dryopteris wallichiana | Exotic to Wisconsin. Exotic to continental US. Native to Hawaii. Alpine Wood Fern. Cultivars: subspecies nepalensis 'Molten Lava'. |
| -?- | Gymnocarpium disjunctum | Synonym: Dryopteris disjuncta. Exotic to Wisconsin. Native to Northwest US. Pacific Oakfern. |
| -x- | Lygodium palmatum | Exotic to Wisconsin. Native to Eastern US. American Climbing Fern. |
| -x- | Marsilea quadrifolia | Exotic to Wisconsin. Exotic to US. Native to Europe. European Watchclover Fern. |
| -J- | Microlepia strigosa | Exotic to Wisconsin. Exotic to continental US. Native to Hawaii. Palapalai. |
| -x- | Osmunda japonica | Exotic to Wisconsin. Exotic to US. Native to Asia. Japanese Royal Fern. |
| -?- | Parathelypteris japonica | Exotic to Wisconsin. Exotic to US. Unknown plant. |
| -x- | Phegopteris decursive-pinnata | Synonym: Lastrea decursive-pinnata. Exotic to Wisconsin. Exotic to US. Native to Japan? Japanese Beechfern. |
| -x- | Pleopeltis polypodioides | Synonym: Polypodium polypodioides. Exotic to Wisconsin. Native to Southeast US. Resurrection Fern. |
| --- | Polypodium cambricum | Synonym: Polypodium australe. Exotic to Wisconsin. Exotic to US. Native to Europe? Cultivars: 'Cambricum Wilharris'. |
| -J- | Polypodium glycyrrhiza | Synonym: Polypodium vulgare. Exotic to Wisconsin. Native to Westcoast US. Licorice Fern. Cultivars: 'Bifidum', 'Cornubiense', 'Longicaudatum', 'Pulcherrimum'. |
| -?- | Polystichum aculeatum | Exotic to Wisconsin. Exotic to US. Native to Europe. |
| -x- | Polystichum aleuticum | Exotic to Wisconsin. Exotic to contiguous US. Native to Alaska. Aleutian Holly Fern. |
| -?- | Polystichum braunii | Exotic to Wisconsin (no herbarium records). Native to Eastern US. Braun's Hollyfern. |
| -J- | Polystichum x dycei | Exotic to Wisconsin. Exotic to US. Horticultural hybrid of P. braunii x P. proliferum. |
| -x- | Polystichum makinoi | Exotic to Wisconsin. Exotic to US. Native to China. Makinoi's Holly Fern. |
| -x- | Polystichum munitum | Similar to, and often confused with species Polystichum imbricans. Exotic to Wisconsin. Native to Western US. Western Swordfern. |
| -J- | Polystichum neolobatum | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Asian Holly Fern. |
| -?- | Polystichum ovatopaleaceum | Exotic to Wisconsin. Exotic to US. Native to Japan? |
| -x- | Polystichum retrosopaleaceum | Exotic to Wisconsin. Exotic to US. Native to Japan. |
| -?- | Polystichum rigens | Exotic to Wisconsin. Exotic to US. Native to Japan? |
| xx- | Polystichum setiferum | Exotic to Wisconsin. Exotic to contiguous US. Native to Europe. Soft Shield Fern. Cultivars: 'Angulare', 'Barford's Dwarf', 'Bevis', 'Congestum', 'Congestum Cristatum', 'Cristatum', 'Divisilobum', 'Harrenhausener', 'Plumosomultilobum', 'Plumosum Densum', 'Rotundatum Cristatum', variety acutilobum, variety proliferum. |
| -x- | Polystichum tripteron | Exotic to Wisconsin. Exotic to US. Native to Japan - China. Trifid Hollyfern. |
| -x- | Polystichum tsussimense | Exotic to Wisconsin. Exotic to US. Native to Japan - Korea. Tsusima Hollyfern. |
| --x | Polystichum xiphophyllum | Exotic to Wisconsin. Exotic to US. Native to China. The X Fern (PDN). |
| -x- | Pteris cretica | Exotic to Wisconsin. Exotic to US. Native to Europe. Hardy Ribbon Fern. |
| -x- | Thelypteris acuminata | Exotic to Wisconsin. Exotic to US. Native to China. Accuminate Wood Fern. |
| -x- | Thelypteris decursive-pinnata | Exotic to Wisconsin. Exotic to US. Native to Japan? Japanese Beech Fern. |
| -xx | Thelypteris kunthii | Exotic to Wisconsin. Native to Southeast US. Kunth's Maiden Fern. |
| -x- | Thelypteris noveboracensis | Exotic to Wisconsin. Native to Eastern US. New York Fern. |
| -?- | Thelypteris tylodes | Exotic to Wisconsin. Exotic to US. Native to Japan? |
| -x- | Woodsia intermedia | Exotic to Wisconsin. Exotic to US. Native toJapan - China. |
| -J- | Woodsia polystichoides | Exotic to Wisconsin. Exotic to US. Native to Russia? Holly Fern? |
| -x- | Woodwardii areolata | Exotic to Wisconsin. Native to Eastern US. Netted Chainfern. |
| -x- | Woodwardii orientalis variety formosana |
Exotic to Wisconsin. Exotic to US. Native to Japan - China. Oriental Chainfern |
| -x- | Woodwardia virginca | Exotic to Wisconsin. Native to Eastern US. Virginia Chainfern. |
| xxx | Unknown hardiness | This plant must be re-examined. |
| ??? | Unknown planting | This plant was recorded on paper, but never examined by author. |