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Adventive
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Coastal Plain only
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Endangered (Federal)
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Endangered (MD)
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Exotic
\n
Extinct
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Extirpated
\n
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G1 (Highly globally rare)
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G1G2 (Highly globally rare)
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G2 (Globally rare)
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G2G3 (Globally rare)
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G3 (Globally rare/local)
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G3G4 (Globally vulnerable)
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G4
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G4G5
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G5
\n
Garrett only
\n
GH (No known extant occurrences)
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GU (Global status uncertain)
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In need of conservation
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S1 (Highly state rare)
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S1B (Highly state rare breeder)
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S1M (State rare migrant)
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S1N (State rare non-breeder)
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S1S2 (Highly state rare)
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S1S2B (State rare breeder)
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S2 (State rare)
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S2B (State rare breeder)
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S2B (State rare breeder)
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S2S3 (State rare)
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S2S3B (State rare breeder)
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S3 (Watch list)
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S3B (State watchlist breeder)
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S3S4
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S3S4B (State watchlist breeder)
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S4SE
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SH (Historical)
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SHB (State historical breeder)
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SR (State rare)
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Status Uncertain
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SUB (Status uncertain breeder)
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SXB (State extirpated breeder)
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SXM (State extirpated migrant)
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Western MD only
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Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Wolf's Milk
Lycogala
epidendrum
353
Slime Molds
Lycogalaceae
Liceales
Myxomycetes
Amoebozoa
1
Gray/Cope's Gray Treefrog
Hyla
versicolor/chrysoscelis
1589
Amphibians
Hylidae
Anura
Amphibia
Animalia
2
American Toad
Anaxyrus
americanus
americanus
2056
Amphibians
Bufonidae
Anura
Amphibia
Animalia
1
Trumpeter Swan
Cygnus
buccinator
183
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Wood Duck
Aix
sponsa
1242
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Blue-winged Teal
Spatula
discors
294
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Mallard
Anas
platyrhynchos
2751
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Ring-necked Duck
Aythya
collaris
1083
Birds
Anatidae
Anseriformes
Aves
Animalia
6
Hooded Merganser
Lophodytes
cucullatus
1411
Birds
Anatidae
Anseriformes
Aves
Animalia
7
Pied-billed Grebe
Podilymbus
podiceps
620
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
8
Horned Grebe
Podiceps
auritus
509
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
9
Common Gallinule
Gallinula
galeata
203
Birds
Rallidae
Gruiformes
Aves
Animalia
10
Limpkin
Aramus
guarauna
27
Birds
Aramidae
Gruiformes
Aves
Animalia
11
Killdeer
Charadrius
vociferus
1060
Birds
Charadriidae
Charadriiformes
Aves
Animalia
12
Spotted Sandpiper
Actitis
macularius
521
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
13
Caspian Tern
Hydroprogne
caspia
309
Birds
Laridae
Charadriiformes
Aves
Animalia
14
Wood Stork
Mycteria
americana
66
Birds
Ciconiidae
Ciconiiformes
Aves
Animalia
15
Anhinga
Anhinga
anhinga
81
Birds
Anhingidae
Suliformes
Aves
Animalia
16
Great Blue Heron
Ardea
herodias
3725
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
17
Little Blue Heron
Egretta
caerulea
328
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
18
Green Heron
Butorides
virescens
1070
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
19
Black-crowned Night-Heron
Nycticorax
nycticorax
678
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
20
White Ibis
Eudocimus
albus
184
Birds
Threskiornithidae
Pelecaniformes
Aves
Animalia
21
Bald Eagle
Haliaeetus
leucocephalus
4285
Birds
Accipitridae
Accipitriformes
Aves
Animalia
22
Mississippi Kite
Ictinia
mississippiensis
115
Birds
Accipitridae
Accipitriformes
Aves
Animalia
23
Red-shouldered Hawk
Buteo
lineatus
1927
Birds
Accipitridae
Accipitriformes
Aves
Animalia
24
Barred Owl
Strix
varia
763
Birds
Strigidae
Strigiformes
Aves
Animalia
25
Pileated Woodpecker
Dryocopus
pileatus
1431
Birds
Picidae
Piciformes
Aves
Animalia
26
Red-eyed Vireo
Vireo
olivaceus
689
Birds
Vireonidae
Passeriformes
Aves
Animalia
27
Blue-gray Gnatcatcher
Polioptila
caerulea
695
Birds
Polioptilidae
Passeriformes
Aves
Animalia
28
Cedar Waxwing
Bombycilla
cedrorum
1143
Birds
Bombycillidae
Passeriformes
Aves
Animalia
29
House Finch
Haemorhous
mexicanus
1410
Birds
Fringillidae
Passeriformes
Aves
Animalia
30
Louisiana Waterthrush
Parkesia
motacilla
392
Birds
Parulidae
Passeriformes
Aves
Animalia
31
Prothonotary Warbler
Protonotaria
citrea
372
Birds
Parulidae
Passeriformes
Aves
Animalia
32
Common Yellowthroat
Geothlypis
trichas
1047
Birds
Parulidae
Passeriformes
Aves
Animalia
33
Pine Warbler
Setophaga
pinus
559
Birds
Parulidae
Passeriformes
Aves
Animalia
34
Indigo Bunting
Passerina
cyanea
758
Birds
Cardinalidae
Passeriformes
Aves
Animalia
35
Orchard Oriole
Icterus
spurius
502
Birds
Icteridae
Passeriformes
Aves
Animalia
36
Baltimore Oriole
Icterus
galbula
539
Birds
Icteridae
Passeriformes
Aves
Animalia
1
Allegheny Mound Ant
Formica
exsectoides
50
Ants
Formicidae
Hymenoptera
Insecta
Animalia
1
Eastern Tiger Swallowtail
Pterourus
glaucus
3246
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
2
Juniper Hairstreak
Callophrys
gryneus
178
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
3
Eastern Comma
Polygonia
comma
656
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
4
Red Admiral
Vanessa
atalanta
1682
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
1
American Carrion Beetle
Necrophila
americana
471
Carrion Beetles
Silphidae
Coleoptera
Insecta
Animalia
1
Cobra Clubtail
Gomphurus
vastus
177
Dragonflies
Gomphidae
Odonata
Insecta
Animalia
1
No Common Name
Hexagenia
limbata
8
Mayflies
Ephemeridae
Ephemeroptera
Insecta
Animalia
1
Large Milkweed Bug
Oncopeltus
fasciatus
1348
Seed Bugs
Lygaeidae
Hemiptera
Insecta
Animalia
1
Common Raccoon
Procyon
lotor
904
Mammals
Procyonidae
Carnivora
Mammalia
Animalia
2
Eastern Chipmunk
Tamias
striatus
822
Mammals
Sciuridae
Rodentia
Mammalia
Animalia
3
Virginia Opossum
Didelphis
virginiana
445
Mammals
Didelphidae
Didelphimorphia
Mammalia
Animalia
1
Eastern Copperhead
Agkistrodon
contortrix
383
Reptiles
Crotalidae
Squamata
Reptilia
Animalia
2
Broad-headed Skink
Plestiodon
laticeps
554
Reptiles
Scincidae
Squamata
Reptilia
Animalia
1
Coral-pink Merulius
Byssomerulius
incarnatus
246
Fungi
Irpicaceae
Polyporales
Agaricomycetes
Fungi
2
Cauliflower Mushroom
Sparassis
spathulata
106
Fungi
Sparassidaceae
Polyporales
Agaricomycetes
Fungi
1
Starry False Solomon's-seal
Maianthemum
stellatum
44
Asparagus Family
Asparagaceae
Asparagales
Magnoliopsida
Plantae
2
Star of Bethlehem
Ornithogalum
umbellatum
432
Asparagus Family
Asparagaceae
Asparagales
Magnoliopsida
Plantae
1
Field Thistle
Cirsium
discolor
218
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
1
Winter Creeper
Euonymus
fortunei
var.
radicans
282
Bittersweet Family
Celastraceae
Celastrales
Magnoliopsida
Plantae
1
Virginia Bluebells
Mertensia
virginica
900
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
1
Trailing Arbutus
Epigaea
repens
592
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
2
Spotted Wintergreen
Chimaphila
maculata
1782
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
1
Sassafras
Sassafras
albidum
1403
Laurel Family
Lauraceae
Laureles
Magnoliopsida
Plantae
1
Partridgeberry
Mitchella
repens
1493
Madder Family
Rubiaceae
Rubiales
Magnoliopsida
Plantae
1
Beefsteak Plant
Perilla
frutescens
722
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
2
Purple Deadnettle
Lamium
purpureum
1757
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
1
Maple-leaved Viburnum
Viburnum
acerifolium
436
Moschatel Family
Adoxaceae
Dipsacales
Magnoliopsida
Plantae
1
Cranefly Orchid
Tipularia
discolor
1539
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
1
American Pokeweed
Phytolacca
americana
1659
Pokeweed Family
Phytolaccaceae
Caryophyllales
Magnoliopsida
Plantae
1
Bloodroot
Sanguinaria
canadensis
1380
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
2
Dutchman's Breeches
Dicentra
cucullaria
698
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
3
Yellow Corydalis
Corydalis
flavula
389
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
1
Striped White Violet
Viola
striata
270
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
1
American Witch-hazel
Hamamelis
virginiana
436
Witch-hazel Family
Hamamelidaceae
Hamamelidales
Magnoliopsida
Plantae
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