DRYOPTERIDACEAE (Wood fern family)

Arachniodes simplicior (Makino) Ohwi 'variegata' Indian hollyfern [Origin: India][Greenhouse: US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 450 feet][Fern House, Plant Biology Greenhouse, Southern Illinois University; January 24, 2004; Collected by Chuck Walker; Identified by Richard Cole; #IL585]

Athyrium filix-femina ssp. angustum (Willd.) Clausen subarctic ladyfern [US; Wisconsin; Ashland County; T45N, R2W, S15; 1,180 feet][4.5 miles northeast of Mellen, east side of Highway 169, one mile north of Becker Road, Glen Colver farm,; September 8, 2001; Collected & identified by Chuck Walker; #WI15]

Cyrtomium falcatum (L. f.) K. Presl Japanese netvein hollyfern [Origin: South Africa, India, Japan, & Polynesia][US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 37 deg. 42.883'N, 89 deg. 13.328'W; 450 feet][Fern House, Plant Biology Greenhouse, Southern Illinois University; December 28, 2003; Collected by Chuck Walker; Identified by Karen Frailey; #IL550]

Cystopteris bulbifera (L.) Bernh. bulblet bladderfern [US; Illinois; Jackson County; T10S, R3W, S2] [along trail going up a canyon, Little Grand Canyon; July 15, 2002; Collected by Chuck Walker; Identified by Dr. Mark A. Basinger; #IL363]

Cystopteris fragilis (L.) Bernh. brittle bladderfern [US; Arizona; Coconino County; T23N, R7E, S31; 10,000 feet][three miles down trail from the saddle between Mount Humphreys & Mount Agassiz; July 27, 1997; Collected & identified by Chuck Walker; #AZ486]

Cystopteris protrusa (Weatherby) Blasdell lowland bladderfern [US; Iowa; Fremont County; T68N, R42W, S29; 1,160 feet][along Entrance Trail, thirty feet from the Park entrance gate, Waubonsie State Park; July 8, 1999; Collected & identified by Chuck Walker; #IA55]

Deparia acrostichoides (Sw.) M. Kato silver false spleenwort [US; Illinois; Jackson County; T10S, R3W, S1; 37 deg. 41.218'N; 89 deg. 23.848'W; 380 feet][along trail, Little Grand Canyon; July 15, 2002; Collected by Chuck Walker; Identified by Dr. Mark A. Basinger; #IL364]

Diplazium pycnocarpon (Spreng.) Broun glade fern [US; Illinois; Jackson County; T10S, R3W, S1; 37 deg. 41.218'N; 89 deg. 23.848'W; 380 feet][along trail, Little Grand Canyon; July 15, 2002; Collected by Chuck Walker; Identified by Dr. Mark A. Basinger; #IL368]

Dryopteris ludoviciana (Kunze) Small southern woodfern [US; Florida; Broward County; Fort Lauderdale; T50S, R42E, S10; 5 feet][on trunk of sabal palmetto, near N New River W Dr.-SW 4th Ave.; December 27, 1997; Collected & identified by Chuck Walker; #FL12]

Dryopteris marginalis (L.) Gray marginal woodfern [US; Illinois; Jackson County; T9S, R3W, S31; 400 feet][at base of sandstone outcrop at Swimming Hole Hollow, mesic forest, Fountain Bluff; June 24, 2002; Collected by Chuck Walker; Identified by Dr. Mark A. Basinger; #IL329]

Dryopteris marginalis (L.) Gray marginal woodfern [US; Illinois; Hardin County; T11S, R8E, S4; 37 deg. 35.939'N, 88 deg. 19.664'W; 860 feet][along south side of dirt road, 200 m southeast of High Knob; June 20, 2003; Collected by Eric Lees & Chuck Walker; Identified by Chuck Walker; #IL498]

Nephrolepis biserrata (Sw.) Schott giant swordfern [US; Louisiana; Calcasieu Parish; Lake Charles; T10S, R8W, S19; 15 feet][between greenhouse and Frasch Hall, McNeese State University; August 16, 1997; Collected & identified by Chuck Walker; #LA193]

Nephrolepis exaltata (L.) Schott Boston swordfern [US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 37 deg. 42.883'N, 89 deg. 13.328'W; 450 feet][North House, Plant Biology Greenhouse, Southern Illinois University; January 12, 2004; Collected by Chuck Walker; Identified by Richard Cole; #IL575]

Polystichum acrostichoides (Michx.) Schott. Christmas fern [US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 420 feet][edge of woods, 20 m northeast of where Pleasant Hill Rd. passes over the Illinois Central Gulf Railroad tracks; June 6, 2001; Collected & identified by Chuck Walker; #IL161]

Polystichum imbricans (D.C. Eat.) D.H. Wagner ssp. curtum (Ewan) D.H. Wagner narrowleaf swordfern [US; California; Trinity County; T6N, R6E, S19; 40 deg. 52.922'N, 123 deg. 32.871'W; 380 feet][Redwood Creek Trail, campground on the south side of Highway #299, & #8776; two miles east of Big Bar; April 16, 2005; Collected & identified by Chuck Walker; #CA180]

Polystichum imbricans (D.C. Eat.) D.H. Wagner ssp. imbricans narrowleaf swordfern [US; California; Lassen County; T37N, R7E, S34; 41 deg. 0.264'N, 121 deg. 9.493'W; 4,170 feet][shade of ledge of rocky cliff on western edge of Pitt River, Muck Valley; July 11, 2005; Collected by Lisa Anderson; Identified by Chuck Walker; #CA282]

Polystichum munitum (Kaulfuss) K. Presl western swordfern [US; California; Humboldt County; T11N, R1E, S35; 41 deg. 17.379'N, 124 deg. 1.733'W; 40 feet][Redwood Creek Trail, east side of Highway #101, about two miles northeast of Orick; April 14, 2005; Collected & identified by Chuck Walker; #CA172]

Woodsia obtusa (Spreng.) Torr. bluntlobe cliff fern [US; Illinois; Union County; T11S, R1W, S2; 37 deg. 35.928'N, 89 deg. 11.413'W; 630 feet][near wooden bridge northwest of pond, near Post Oak trail; June 17, 2002; Collected by Chuck Walker; Identified by Dr. Mark A. Basinger; #IL322]

Woodsia plummerae Lemmon Plummer's cliff fern [US; Arizona; Pinal County; T1N, R10E, S5; 2,640 feet][along creek from Charlebois Spring, Superstition Wilderness Area; February 23, 1996; Collected & identified by Chuck Walker; #AZ245]