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Adventive
\n
Coastal Plain only
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Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
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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)
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G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
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Hybrid
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In need of conservation
\n
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\n
Nativity Uncertain
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\n
Reviewable (MD/DCRC)
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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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Vulnerable
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Western MD only
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Worcester only
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Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Tessellated Darter
Etheostoma
olmstedi
374
Fish
Percidae
Perciformes
Actinopterygii
Animalia
2
Longnose Gar
Lepisosteus
osseus
34
Fish
Lepisosteidae
Lepisosteiformes
Actinopterygii
Animalia
1
Gray/Cope's Gray Treefrog
Hyla
versicolor/chrysoscelis
1608
Amphibians
Hylidae
Anura
Amphibia
Animalia
2
Eastern Cricket Frog
Acris
crepitans
crepitans
845
Amphibians
Hylidae
Anura
Amphibia
Animalia
3
Marbled Salamander
Ambystoma
opacum
498
Amphibians
Ambystomatidae
Caudata
Amphibia
Animalia
1
No Common Name
Dolomedes
tenebrosus
266
Spiders
Pisauridae
Araneae
Arachnida
Animalia
2
Bold Jumper
Phidippus
audax
235
Spiders
Salticidae
Araneae
Arachnida
Animalia
1
Wood Duck
Aix
sponsa
1254
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Mallard
Anas
platyrhynchos
2765
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Ring-necked Duck
Aythya
collaris
1087
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Common Merganser
Mergus
merganser
629
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Pied-billed Grebe
Podilymbus
podiceps
620
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
6
Killdeer
Charadrius
vociferus
1070
Birds
Charadriidae
Charadriiformes
Aves
Animalia
7
Dunlin
Calidris
alpina
267
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
8
Red-shouldered Hawk
Buteo
lineatus
1934
Birds
Accipitridae
Accipitriformes
Aves
Animalia
9
Belted Kingfisher
Megaceryle
alcyon
1382
Birds
Alcedinidae
Coraciiformes
Aves
Animalia
10
Red-headed Woodpecker
Melanerpes
erythrocephalus
543
Birds
Picidae
Piciformes
Aves
Animalia
11
Red-bellied Woodpecker
Melanerpes
carolinus
1924
Birds
Picidae
Piciformes
Aves
Animalia
12
Yellow-bellied Sapsucker
Sphyrapicus
varius
1114
Birds
Picidae
Piciformes
Aves
Animalia
13
Downy Woodpecker
Dryobates
pubescens
1805
Birds
Picidae
Piciformes
Aves
Animalia
14
Northern Flicker
Colaptes
auratus
1454
Birds
Picidae
Piciformes
Aves
Animalia
15
Pileated Woodpecker
Dryocopus
pileatus
1446
Birds
Picidae
Piciformes
Aves
Animalia
16
American Kestrel
Falco
sparverius
703
Birds
Falconidae
Falconiformes
Aves
Animalia
17
Great Crested Flycatcher
Myiarchus
crinitus
548
Birds
Tyrannidae
Passeriformes
Aves
Animalia
18
Tree Swallow
Tachycineta
bicolor
910
Birds
Hirundinidae
Passeriformes
Aves
Animalia
19
Carolina Wren
Thryothorus
ludovicianus
1973
Birds
Troglodytidae
Passeriformes
Aves
Animalia
20
Gray Catbird
Dumetella
carolinensis
1333
Birds
Mimidae
Passeriformes
Aves
Animalia
21
Cedar Waxwing
Bombycilla
cedrorum
1145
Birds
Bombycillidae
Passeriformes
Aves
Animalia
22
Summer Tanager
Piranga
rubra
305
Birds
Cardinalidae
Passeriformes
Aves
Animalia
1
No Common Name
Apheloria
virginiensis
171
Millipedes
Xystodesmidae
Polydesmida
Diplopoda
Animalia
1
Wheel Bug
Arilus
cristatus
600
Assassin Bugs
Reduviidae
Hemiptera
Insecta
Animalia
1
No Common Name
Andrena
aliciae
12
Bees
Andrenidae
Hymenoptera
Insecta
Animalia
1
Striped Blister Beetle
Epicauta
vittata
68
Blister Beetles
Meloidae
Coleoptera
Insecta
Animalia
1
Monarch
Danaus
plexippus
3259
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
2
Mourning Cloak
Nymphalis
antiopa
612
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
3
Summer Azure
Celastrina
neglecta
910
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
4
Cabbage White
Pieris
rapae
2691
Butterflies
Pieridae
Lepidoptera
Insecta
Animalia
5
Zebra Swallowtail
Eurytides
marcellus
1102
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
6
Least Skipper
Ancyloxypha
numitor
971
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
7
Red Admiral
Vanessa
atalanta
1730
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
8
Eastern Tailed-Blue
Cupido
comyntas
orientalis
2294
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
9
Sleepy Orange
Abaeis
nicippe
478
Butterflies
Pieridae
Lepidoptera
Insecta
Animalia
10
Eastern Tiger Swallowtail
Pterourus
glaucus
3278
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
11
Silver-spotted Skipper
Epargyreus
clarus
2301
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
12
Red-banded Hairstreak
Calycopis
cecrops
1029
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
1
Eyed Click Beetle
Alaus
oculatus
548
Click Beetles
Elateridae
Coleoptera
Insecta
Animalia
1
Northern Mole Cricket
Neocurtilla
hexadactyla
149
Crickets
Gryllotalpidae
Orthoptera
Insecta
Animalia
2
Handsome Trig
Phyllopalpus
pulchellus
270
Crickets
Gryllidae
Orthoptera
Insecta
Animalia
1
Orange Bluet
Enallagma
signatum
526
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
2
Big Bluet
Enallagma
durum
235
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
1
Needham's Skimmer
Libellula
needhami
734
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
Larger Empty Oak Apple Wasp
Amphibolips
quercusinanis
79
Gall Wasps
Cynipidae
Hymenoptera
Insecta
Animalia
1
American Bird Grasshopper
Schistocerca
americana
159
Grasshoppers
Acrididae
Orthoptera
Insecta
Animalia
1
No Common Name
Scudderia
sp.
391
Katydids
Tettigoniidae
Orthoptera
Insecta
Animalia
2
No Common Name
Neoconocephalus
sp.
139
Katydids
Tettigoniidae
Orthoptera
Insecta
Animalia
1
No Common Name
Acanthocephala
terminalis
420
Leaf-footed Bugs
Coreidae
Hemiptera
Insecta
Animalia
1
Dogbane Beetle
Chrysochus
auratus
758
Leaf Beetles
Chrysomelidae
Coleoptera
Insecta
Animalia
1
Red Milkweed Beetle
Tetraopes
tetrophthalmus
734
Long-horned Beetles
Cerambycidae
Coleoptera
Insecta
Animalia
1
Yellow-necked Caterpillar Moth
Datana
ministra
118
Moths
Notodontidae
Lepidoptera
Insecta
Animalia
2
Beggar Moth
Eubaphe
mendica
323
Moths
Geometridae
Lepidoptera
Insecta
Animalia
3
Orange-patched Smoky Moth
Pyromorpha
dimidiata
215
Moths
Zygaenidae
Lepidoptera
Insecta
Animalia
4
Curve-toothed Geometer Moth
Eutrapela
clemataria
474
Moths
Geometridae
Lepidoptera
Insecta
Animalia
5
Salt Marsh Moth
Estigmene
acrea
185
Moths
Erebidae
Lepidoptera
Insecta
Animalia
6
Clemens' Grass Tubeworm Moth
Acrolophus
popeanella
1262
Moths
Acrolophidae
Lepidoptera
Insecta
Animalia
7
Milkweed Tussock Moth
Euchaetes
egle
527
Moths
Erebidae
Lepidoptera
Insecta
Animalia
8
No Common Name
Xanthotype
sp.
221
Moths
Geometridae
Lepidoptera
Insecta
Animalia
9
Ultronia Underwing Moth
Catocala
ultronia
212
Moths
Erebidae
Lepidoptera
Insecta
Animalia
10
Locust Underwing Moth
Euparthenos
nubilis
160
Moths
Erebidae
Lepidoptera
Insecta
Animalia
11
Snowberry Clearwing
Hemaris
diffinis
465
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
12
Large Lace-bordered Moth
Scopula
limboundata
1151
Moths
Geometridae
Lepidoptera
Insecta
Animalia
13
Luna Moth
Actias
luna
1196
Moths
Saturniidae
Lepidoptera
Insecta
Animalia
14
Walnut Sphinx
Amorpha
juglandis
130
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
1
Red-footed Cannibalfly
Promachus
rufipes
624
Robber Flies
Asilidae
Diptera
Insecta
Animalia
1
Patent Leather Beetle
Odontotaenius
disjunctus
1230
Scarab Beetles
Passalidae
Coleoptera
Insecta
Animalia
1
Large Milkweed Bug
Oncopeltus
fasciatus
1349
Seed Bugs
Lygaeidae
Hemiptera
Insecta
Animalia
1
Golden-backed Snipe Fly
Chrysopilus
thoracicus
642
Snipe Flies
Rhagionidae
Diptera
Insecta
Animalia
1
Harlequin Bug
Murgantia
histrionica
338
Stink Bugs
Pentatomidae
Hemiptera
Insecta
Animalia
1
Orange Spur Fly
Teuchocnemis
bacuntius
23
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
2
No Common Name
Syrphus
sp.
199
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
1
Big-eyed Toad Bug
Gelastocoris
oculatus
240
Toad Bugs
Gelastocoridae
Hemiptera
Insecta
Animalia
1
Bald-faced Hornet
Dolichovespula
maculata
342
Vespid Wasps
Vespidae
Hymenoptera
Insecta
Animalia
2
No Common Name
Euodynerus
foraminatus
39
Vespid Wasps
Vespidae
Hymenoptera
Insecta
Animalia
1
No Common Name
Ranatra
sp.
82
Waterscorpions
Nepidae
Hemiptera
Insecta
Animalia
1
Apple Curculio
Anthonomus
quadrigibbus
6
Weevils
Curculionidae
Coleoptera
Insecta
Animalia
1
Eastern Hog-nosed Snake
Heterodon
platirhinos
295
Reptiles
Colubridae
Squamata
Reptilia
Animalia
2
Dekay's Brownsnake
Storeria
dekayi
747
Reptiles
Colubridae
Squamata
Reptilia
Animalia
3
Northern Black Racer
Coluber
constrictor
constrictor
460
Reptiles
Colubridae
Squamata
Reptilia
Animalia
4
Common Five-lined Skink
Plestiodon
fasciatus
1427
Reptiles
Scincidae
Squamata
Reptilia
Animalia
5
Eastern Mud Turtle
Kinosternon
subrubrum
427
Reptiles
Kinosternidae
Testudines
Reptilia
Animalia
6
Eastern Kingsnake
Lampropeltis
getula
151
Reptiles
Colubridae
Squamata
Reptilia
Animalia
7
Eastern Fence Lizard
Sceloporus
undulatus
548
Reptiles
Phrynosomatidae
Squamata
Reptilia
Animalia
8
Eastern Ratsnake
Pantherophis
alleghaniensis
1119
Reptiles
Colubridae
Squamata
Reptilia
Animalia
9
Eastern Painted Turtle
Chrysemys
picta
picta
2094
Reptiles
Emydidae
Testudines
Reptilia
Animalia
10
Eastern Box Turtle
Terrapene
carolina
carolina
3393
Reptiles
Emydidae
Testudines
Reptilia
Animalia
11
Rainbow Snake
Farancia
erytrogramma
erytrogramma
13
Reptiles
Colubridae
Squamata
Reptilia
Animalia
1
Common Jack in the Pulpit
Arisaema
triphyllum
676
Arum Family
Araceae
Arales
Magnoliopsida
Plantae
1
Star of Bethlehem
Ornithogalum
umbellatum
469
Asparagus Family
Asparagaceae
Asparagales
Magnoliopsida
Plantae
1
White Snakeroot
Ageratina
altissima
var.
altissima
196
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
2
Chicory
Cichorium
intybus
878
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
1
Mayapple
Podophyllum
peltatum
1733
Barberry Family
Berberidaceae
Ranunculales
Magnoliopsida
Plantae
1
Cardinal Flower
Lobelia
cardinalis
796
Bellflower Family
Campanulaceae
Asterales
Magnoliopsida
Plantae
1
Oriental Bittersweet
Celastrus
orbiculatus
802
Bittersweet Family
Celastraceae
Celastrales
Magnoliopsida
Plantae
1
Virginia Bluebells
Mertensia
virginica
922
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
1
Sessile Trillium
Trillium
sessile
296
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
1
Pawpaw
Asimina
triloba
1008
Custard-apple Family
Annonaceae
Magnoliales
Magnoliopsida
Plantae
1
Common Buttonbush
Cephalanthus
occidentalis
602
Madder Family
Rubiaceae
Rubiales
Magnoliopsida
Plantae
2
Small Bluet
Houstonia
pusilla
360
Madder Family
Rubiaceae
Rubiales
Magnoliopsida
Plantae
1
Virginia Saltmarsh Mallow
Kosteletzkya
pentacarpos
365
Mallow Family
Malvaceae
Malvales
Magnoliopsida
Plantae
1
Virginia Springbeauty
Claytonia
virginica
1450
Montia Family
Montiaceae
Caryophyllales
Magnoliopsida
Plantae
1
Showy Orchid
Galearis
spectabilis
509
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
2
Downy Rattlesnake Plantain
Goodyera
pubescens
646
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
3
Cranefly Orchid
Tipularia
discolor
1555
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
1
Eastern Redbud
Cercis
canadensis
485
Pea Family
Fabaceae
Fabales
Magnoliopsida
Plantae
1
Deptford Pink
Dianthus
armeria
504
Pink Family
Caryophyllaceae
Caryophyllales
Magnoliopsida
Plantae
1
Bird's-eye Speedwell
Veronica
persica
1316
Plantain Family
Plantaginaceae
Lamiales
Magnoliopsida
Plantae
1
Bloodroot
Sanguinaria
canadensis
1421
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
2
Yellow Corydalis
Corydalis
flavula
395
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
3
Dutchman's Breeches
Dicentra
cucullaria
709
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
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