Home
Vertebrates
All
Amphibians
Birds
Fish
Mammals
Reptiles
Reptiles and Amphibians
Sharks and Rays
Insects
All
Ants
Beetles
Bees
Butterflies
Cicadas
Damselflies
Dragonflies
Dragonflies and Damselflies
Fleas
Flies (Diptera)
Grasshoppers and Crickets
Hornets and Wasps
Katydids
Mosquitoes
Micro Moths
Moths
Planthoppers
Robber Flies
Sawflies, Horntails, Wood Wasps
Scale Insects
Stoneflies
Tiger Beetles
Treehoppers
True Bugs (Hemiptera)
Other Invertebrates
Amphipods
Bivalves - Freshwater
Bivalves - Saltwater
Crabs, Lobsters, and Shrimp
Crayfish
Earthworms
Gastropods
Harvestmen
Isopods
Jellyfish
Nematodes
Proturans
Sea Urchins
Spiders
Springtails
Ticks
Plants
Browse by family
Aster Family
Bryophytes
Carnivorous Plants
Clubmosses, Quillworts, Spikemosses
Ferns
Grasses
Iris Family
Milkweed Family
Mosses
Orchids
Pea Family
Rose Family
Sedges and Rushes
Fungi/Other
Algae - Freshwater
Algae - Marine Macroalgae
Algae - Marine Microalgae
Fungi - All
Fungi - Browse by family
Fungi - Ascomycota
Fungi - Basidiomycota
Lichens
Slime Molds
Explore
Bibliography
Maryland Quad Map
Maryland Quad Heat Map
Top 100 Contributors by Species
Top 100 Contributors by Species (2022)
Top 100 Contributors by Records
New Stuff Report (this month)
iNaturalist Integration Summary
MBP Brochure
Partnerships
Editors
Photographers
Other Contributors
Get Involved
FAQs
About Records
Dedication
Links
MBP on Facebook
MBP on Twitter
MBP on Instagram
MBP project at iNaturalist
Share photos on Flickr
MBP at Amazon Smile
MBP Google Group
Maryland Plant Atlas
MD/DCRC Resources
Stewart and Robbins (1958)
eBird
Sites
Andelot Farm
Chino Farms
Fort Smallwood Park
Horn Point Laboratory
Howard County Conservancy
Jemicy School
Rocky Gap State Park
Turkey Point Bird Count
Weinberg Park
Maryland Checklist - Phylum: Pteridophyta - all-time (Total: 73)
Filter by tag...
Show All
Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
\n
S2B (State rare breeder)
\n
S2B (State rare breeder)
\n
S2S3 (State rare)
\n
S2S3B (State rare breeder)
\n
S3 (Watch list)
\n
S3B (State watchlist breeder)
\n
S3S4
\n
S3S4B (State watchlist breeder)
\n
S4SE
\n
SH (Historical)
\n
SHB (State historical breeder)
\n
SR (State rare)
\n
Status Uncertain
\n
SUB (Status uncertain breeder)
\n
SXB (State extirpated breeder)
\n
SXM (State extirpated migrant)
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
\n
Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Tailed Brackenfern
Pteridium
aquilinum
var.
pseudocaudatum
30
Ferns
Dennstaedtiaceae
Polypodiales
Polypodiopsida
Plantae
2
Broad Beechfern
Phegopteris
hexagonoptera
162
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
3
Smooth Cliffbrake
Pellaea
glabella
ssp.
glabella
6
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
4
Spinulose Woodfern
Dryopteris
carthusiana
93
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
5
Blackstem Spleenwort
Asplenium
resiliens
4
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
6
Rusty Woodsia
Woodsia
ilvensis
14
Ferns
Woodsiaceae
Polypodiales
Polypodiopsida
Plantae
7
Wallrue
Asplenium
ruta-muraria
21
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
8
Northern Ladyfern
Athyrium
angustum
5
Ferns
Athyriaceae
Polypodiales
Polypodiopsida
Plantae
9
Bulblet Bladderfern
Cystopteris
bulbifera
7
Ferns
Cystopteridaceae
Polypodiales
Polypodiopsida
Plantae
10
Sensitive Fern
Onoclea
sensibilis
984
Ferns
Onocleaceae
Polypodiales
Polypodiopsida
Plantae
11
Silvery Glade Fern
Deparia
acrostichoides
88
Ferns
Athyriaceae
Polypodiales
Polypodiopsida
Plantae
12
Appalachian Polypody
Polypodium
appalachianum
10
Ferns
Polypodiaceae
Polypodiales
Polypodiopsida
Plantae
13
Glandular Cinnamon Fern
Osmundastrum
cinnamomeum
var.
glandulosum
0
Ferns
Osmundaceae
Polypodiales
Polypodiopsida
Plantae
14
European Waterclover
Marsilea
quadrifolia
2
Ferns
Marsileaceae
Salviniales
Polypodiopsida
Plantae
15
Eastern Marsh Fern
Thelypteris
palustris
var.
pubescens
121
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
16
Mountain Spleenwort
Asplenium
montanum
30
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
17
Cinnamon Fern
Osmundastrum
cinnamomeum
438
Ferns
Osmundaceae
Osmundales
Polypodiopsida
Plantae
18
Goldie's Woodfern
Dryopteris
goldiana
37
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
19
Netted Chainfern
Lorinseria
areolata
404
Ferns
Blechnaceae
Polypodiales
Polypodiopsida
Plantae
20
Eastern Brackenfern
Pteridium
aquilinum
var.
latiusculum
37
Ferns
Dennstaedtiaceae
Polypodiales
Polypodiopsida
Plantae
21
Long Beechfern
Phegopteris
connectilis
2
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
22
Northern Maidenhair Fern
Adiantum
pedatum
158
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
23
Mountain Woodfern
Dryopteris
campyloptera
6
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
24
Japanese Holly Fern
Cyrtomium
fortunei
2
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
25
American Climbing Fern
Lygodium
palmatum
108
Ferns
Lygodiaceae
Schizaeales
Polypodiopsida
Plantae
26
Royal Fern
Osmunda
regalis
var.
spectabilis
396
Ferns
Osmundaceae
Osmundales
Polypodiopsida
Plantae
27
Southern Maidenhair Fern
Adiantum
capillus-veneris
1
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
28
Virginia Chainfern
Anchistra
virginica
66
Ferns
Blechnaceae
Polypodiales
Polypodiopsida
Plantae
29
Ostrich Fern
Matteuccia
struthiopteris
89
Ferns
Onocleaceae
Polypodiales
Polypodiopsida
Plantae
30
Lowland Bladderfern
Cystopteris
protrusa
17
Ferns
Cystopteridaceae
Polypodiales
Polypodiopsida
Plantae
31
Marginal Woodfern
Dryopteris
marginalis
173
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
32
Cinnamon Fern (cinnamomeum)
Osmundastrum
cinnamomeum
var.
cinnamomeum
2
Ferns
Osmundaceae
Polypodiales
Polypodiopsida
Plantae
33
Bradley's Spleenwort
Asplenium
bradleyi
9
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
34
New York Fern
Parathelypteris
noveboracensis
403
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
35
Purple Cliffbrake
Pellaea
atropurpurea
70
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
36
Log Fern
Dryopteris
celsa
23
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
37
Ebony Spleenwort
Asplenium
platyneuron
589
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
38
Blunt-lobed Woodsia
Woodsia
obtusa
ssp.
obtusa
42
Ferns
Woodsiaceae
Polypodiales
Polypodiopsida
Plantae
39
American Hart's-tongue Fern
Asplenium
scolopendrium
var.
americanum
0
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
40
Walking Fern
Asplenium
rhizophyllum
86
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
41
Appalachian Shoestring Fern
Vittaria
appalachiana
0
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
42
Brackenfern
Pteridium
aquilinum
222
Ferns
Dennstaedtiaceae
Polypodiales
Polypodiopsida
Plantae
43
Christmas Fern
Polystichum
acrostichoides
1089
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
44
Upland Brittle Bladderfern
Cystopteris
tenuis
13
Ferns
Cystopteridaceae
Polypodiales
Polypodiopsida
Plantae
45
Common Polypody
Polypodium
virginianum
249
Ferns
Polypodiaceae
Polypodiales
Polypodiopsida
Plantae
46
American Pillowrt
Pilularia
americana
0
Ferns
Marsileaceae
Salviniales
Polypodiopsida
Plantae
47
Carolina Mosquitofern
Azolla
caroliniana
80
Ferns
Salviniaceae
Salviniales
Polypodiopsida
Plantae
48
Bog Fern
Thelypteris
simulata
31
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
49
Lobed Spleenwort
Asplenium
pinnatifidum
17
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
50
Interrupted Fern
Claytosmunda
claytoniana
141
Ferns
Osmundaceae
Osmundales
Polypodiopsida
Plantae
51
Crested Woodfern
Dryopteris
cristata
59
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
52
Maidenhair Spleenwort
Asplenium
trichomanes
ssp.
trichomanes
86
Ferns
Aspleniaceae
Polypodiales
Polypodiopsida
Plantae
53
Southern Ladyfern
Athyrium
asplenioides
55
Ferns
Athyriaceae
Polypodiales
Polypodiopsida
Plantae
54
Spider Brake
Pteris
multifida
2
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
55
Hairy Lipfern
Myriopteris
lanosa
4
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
56
Glade Fern
Homalosorus
pycnocarpus
43
Ferns
Diplaziopsidaceae
Polypodiales
Polypodiopsida
Plantae
57
Clinton's Woodfern
Dryopteris
clintoniana
13
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
58
Resurrection Fern
Pleopeltis
michauxiana
5
Ferns
Polypodiaceae
Polypodiales
Polypodiopsida
Plantae
59
Cretan Brake
Pteris
cretica
0
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
60
Eastern Hayscented Fern
Dennstaedtia
punctilobula
279
Ferns
Dennstaedtiaceae
Polypodiales
Polypodiopsida
Plantae
61
Western Oakfern
Gymnocarpium
dryopteris
2
Ferns
Cystopteridaceae
Polypodiales
Polypodiopsida
Plantae
62
Tennessee Bladderfern
Cystopteris
tennesseensis
7
Ferns
Cystopteridaceae
Polypodiales
Polypodiopsida
Plantae
63
Intermediate Woodfern
Dryopteris
intermedia
109
Ferns
Dryopteridaceae
Polypodiales
Polypodiopsida
Plantae
64
Southern Adderstongue Fern
Ophioglossum
vulgatum
59
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
65
Daisyleaf Grapefern
Botrychium
matricariifolium
11
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
66
Northern Adderstongue Fern
Ophioglossum
pusillum
4
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
67
Sparselobe Grapefern
Sceptridium
biternatum
12
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
68
Bluntlobe Grapefern
Sceptridium
oneidense
10
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
69
Leathery Grapefern
Sceptridium
multifidum
1
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
70
Rattlesnake Fern
Botrypus
virginianus
273
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
71
Cutleaf Grapefern
Sceptridium
dissectum
223
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
72
Little Grapefern
Botrychium
simplex
3
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
73
Lanceleaf Grapefern
Botrychium
angustisegmentum
0
Ferns
Ophioglossaceae
Ophioglossales
Psilotopsida
Plantae
View Hidden Taxa
View Bibliography