Descriptions and images are available for some species, with hyperlinks from here. Please go to the Local Ferns page for the index. Species marked [C] are recorded from the Australian Capital Territory. Others are only recorded from elsewhere in the region.

ISOETACEAE

Isoetes L.
I. drummondii A.Br. "Plain Quillwort"
I. muelleri A.Br. "Quillwort" [C]

LYCOPODIACEAE

Lycopodium L.
L. australianum Herter et Allan "Fir Clubmoss"
L. deuterodensum Herter "Bushy Clubmoss"
L. fastigiatum R.Br. "Mountain Clubmoss" [C]

TMESIPTERIDACEAE

Tmesipteris Bernh.
T. billardieri Endl. "Long Fork-Fern"
T. parva Wakef.

AZOLLACEAE

Azolla Lam.
A. filiculoides var rubra (R.Br.) Strasb. "Pacific Azolla" [C]
A. pinnata R.Br. "Ferny Azolla" [C]

MARSILEACEAE

Marsilea L.
M. hirsuta R.Br. "Short-fruit Nardoo" [C]
M. mutica Mett. [C]

Pilularia L.
P. novae-hollandiae A.Br. "Austral Pillwort" [C]

OPHIOGLOSSACEAE

Botrychium Swartz
B. australe R.Br. "Austral Moonwort" [C]
B. lunaria (L.) Swartz "Moonwort" [C]

Ophioglossum L.
O. lusitanicum L. ssp coriaceum (Cunn.) Clausen "Austral Adder's-tongue" [C]

SCHIZAEACEAE

Schizaea J.Sm.
S. fistulosa Labill. "Narrow Comb Fern"
S. rupestris R.Br. [C]

HYMENOPHYLLACEAE

Hymenophyllum Sm.
H. cupressiforme Labill. "Common Filmy Fern" [C]
H. flabellatum Labill. "Shiny Filmy Fern"
H. peltatum (Poir.) Desv. "Alpine Filmy Fern" [C]

Polyphlebium Copel.
P. venosum (R.Br) Copel.

Sphaerocionium Presl
S. lyallii (Hook.f.) Copel.

OSMUNDACEAE

Todea Willd.
Todea barbara(L.) T.Moore "King Fern" [C]

CYATHEACEAE

Cyathea Sm.
C. australis (R.Br.) Domin "Rough Tree Fern" [C]

DICKSONIACEAE

Calochlaenia (Maxon) M.D.Turner et R.A.White
C. dubia (R.Br.) M.D.Turner et R.A.White "Common Ground Fern, Rainbow Fern or False Bracken" (previously known as Culcita dubia) [C]

Dicksonia L'Hér.
D. antarctica Labill. "Soft Tree Fern" [C]

ADIANTACEAE

Adiantum L.
A. aethiopicum L. "Common Maidenhair Fern" [C]
A. hispidulum Sw. "Rough Maidenhair Fern" [C]

ASPIDIACEAE

Polystichum Roth
P. proliferum (R.Br.) Presl "Mother Shield Fern" [C]
P. australiense? Tindale [C]

ASPLENIACEAE

Asplenium L.
A. bulbiferum ssp gracillimum P.J.Brownsey "Mother Spleenwort" [C]
A. flabellifolium Cav. "Necklace Fern" [C]
A. flaccidum Forst.f. "Weeping Spleenwort"
A. hookeranum Col.
A. polyodon Forst.f.
A. trichomanes ssp quadrivalens L. "Common Spleenwort" [C]

Pleurosorus Fée
P. rutifolius (R.Br.) Fée "Blanket Fern" [C]
P. subglandulosus (Hook. et Grev.) Tindale [C]

ATHYRIACEAE

BLECHNACEAE

Blechnum L.
B. cartilagineum Swartz "Gristle Fern" [C]
B. chambersii Tindale "Lance Water Fern"
B. fluviatile (R.Br.) E.J. Lowe ex Salom. "Ray Water Fern" [C]
B. minus (R.Br.) Ettingsh. "Soft Water Fern" [C]
B. nudum (Labill.) Mett. ex Luerss. "Fishbone Water Fern" [C]
B. patersonii (R.Br.) Mett. "Strap Fern" [C]
B. penna-marina (Poir.) Kuhn "Alpine Water Fern" [C]
B. wattsii Tindale "Hard Water-fern" [C]

Doodia R.Br.
D. aspera R.Br. "Prickly Rasp Fern"
D. caudata R.Br. "Small Rasp Fern"
D. media R.Br. "Common Rasp Fern" [C]

DAVALIACEAE

Rumohra Raddi
R. adiantiformis (Forst.f.) Ching "Leathery Shield Fern or Shield Hare's Foot"

DENNSTAEDTIACEAE

Histiopteris (Agardh) J.Sm.
H. incisa (Thunb.) J.Sm. "Bat's wing Fern" [C]

Hypolepis Bernh.
H. muelleri Wakef. "Harsh Ground Fern" [C]
H. punctata (Thunb.) Mett. ex Kuhn "Downy Ground Fern" [C]
H. rugosula (Labill.) J.Sm. "Ruddy Ground Fern" [C]

Pteridium Scop.
P. esculentum (Forst.f.) Cockayne "Common Bracken" [C]

GLEICHENIACEAE

Gleichenia J.Sm.
G. dicarpa R.Br. "Pouched Coral Fern" [C]
G. rupestris R.Br.

Sticherus Presl
S. flabellatus (R.Br.) St.John "Umbrella Fern or Shiny Fan Fern"
S. lobatus Wakef. "Spreading Fan Fern"

GRAMMITIDACEAE

Grammitis Sw.
G. billardieri Willd. "Finger Fern" [C]
G. poepiggiana (Mett.) Pichi Serm. "Matted Finger Fern"

HEMIONITIDACEAE

Anogramma Link
A. leptophylla (L.) Link "Annual Fern"

LINDSAEACEAE

Lindsaea Dryand. ex J.Sm.
L. linearis Sw. "Screw Fern"

POLYPODIACEAE

Microsorium Link
M. diversifolium (Willd.) Copel. "Kangaroo Fern" [C]
M. scandens (Forst.f.) Tindale "Fragrant Fern"

Pyrrosia Mirbel
P. rupestris (R.Br.) Ching "Rock Felt Fern"

PTERIDACEAE

Pteris L.
P. tremula R.Br. "Tender Brake" [C]
P. vittata L. "Chinese Brake"

SINOPTERIDACEAE

Cheilanthes Swartz
C. austrotenuifolia Quirk et Chambers "Rock Fern" [C]
C. distans (R.Br.) Mett. "Bristly Cloak Fern" [C]
C. sieberi Kunze "Mulga Fern" or "Narrow Rock Fern" [C]

Pellaea Link
P. falcata (R.Br.) Fée var. falcata "Sickle Fern" [C]
P. falcata var. nana Hook.
P. paradoxa (R.Br.) Hook. [C]

This is a working list and will be updated from time to time. Thanks to Max Gray and David Jones for much of the source material. Another good source is the database of specimens at the Australian Herbarium, but it's offline for the moment. I'll repost the URL when it returns.