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 (2021)
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
Weinberg Park
Maryland Checklist - Robert Warren - all-time (Total: 141)
Filter by category...
Show All
Amphibians
\n
Animals
\n
Ants
\n
Bees
\n
Beetles
\n
Birds
\n
Butterflies
\n
Damselflies
\n
Dragonflies
\n
Ferns
\n
Fish
\n
Flies
\n
Fungi
\n
Grasses
\n
Grasshoppers
\n
Insects
\n
Lichens
\n
Mammals
\n
Moths
\n
Plants
\n
Reptiles
\n
Spiders
\n
True Bugs
\n
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
G2 (Globally rare)
\n
G3 (Globally rare/local)
\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
S1S2 (Highly state rare)
\n
S2 (State rare)
\n
S2S3 (State rare)
\n
S3 (Watch list)
\n
S3S4
\n
S4SE
\n
SH (Historical)
\n
Status Uncertain
\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
Category
Family
Order
Class
Kingdom
1
Wood Frog
Lithobates
sylvaticus
Amphibians
Ranidae
Anura
Amphibia
Animalia
2
Long-tailed Salamander
Eurycea
longicauda
longicauda
Amphibians
Plethodontidae
Caudata
Amphibia
Animalia
3
Spotted Salamander
Ambystoma
maculatum
Amphibians
Ambystomatidae
Caudata
Amphibia
Animalia
1
Canada Goose
Branta
canadensis
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Great Blue Heron
Ardea
herodias
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
1
Zebra Swallowtail
Eurytides
marcellus
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
2
Eastern Tiger Swallowtail
Pterourus
glaucus
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
3
Monarch
Danaus
plexippus
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
4
Least Skipper
Ancyloxypha
numitor
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
5
Zabulon Skipper
Lon
zabulon
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
1
Ebony Jewelwing
Calopteryx
maculata
Damselflies
Calopterygidae
Odonata
Insecta
Animalia
2
Slender Bluet
Enallagma
traviatum
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
3
Fragile Forktail
Ischnura
posita
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
1
Unicorn Clubtail
Arigomphus
villosipes
Dragonflies
Gomphidae
Odonata
Insecta
Animalia
2
Swamp Darner
Epiaeschna
heros
Dragonflies
Aeshnidae
Odonata
Insecta
Animalia
3
Brown Spiketail
Cordulegaster
bilineata
Dragonflies
Cordulegastridae
Odonata
Insecta
Animalia
4
Calico Pennant
Celithemis
elisa
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
5
Halloween Pennant
Celithemis
eponina
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
6
Banded Pennant
Celithemis
fasciata
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
7
Common Pondhawk
Erythemis
simplicicollis
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
8
Blue Corporal
Ladona
deplanata
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
9
Golden-winged Skimmer
Libellula
auripennis
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
10
Spangled Skimmer
Libellula
cyanea
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
11
Widow Skimmer
Libellula
luctuosa
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
12
Twelve-spotted Skimmer
Libellula
pulchella
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
13
Great Blue Skimmer
Libellula
vibrans
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
14
Blue Dasher
Pachydiplax
longipennis
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
15
Common Whitetail
Plathemis
lydia
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
16
Autumn Meadowhawk
Sympetrum
vicinum
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
No Common Name
Laphria
thoracica
Robber Flies
Asilidae
Diptera
Insecta
Animalia
1
Large Milkweed Bug
Oncopeltus
fasciatus
Seed Bugs
Lygaeidae
Hemiptera
Insecta
Animalia
1
Northern Watersnake
Nerodia
sipedon
sipedon
Reptiles
Colubridae
Squamata
Reptilia
Animalia
2
Eastern Ratsnake
Pantherophis
alleghaniensis
Reptiles
Colubridae
Squamata
Reptilia
Animalia
1
Orange Spindle Coral
Clavulinopsis
aurantiocinnabarina
Fungi
Clavariaceae
Agaricales
Agaricomycetes
Fungi
2
Cinnabar Red Polypore
Pycnoporus
cinnabarinus
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
3
Turkey Tail
Trametes
versicolor
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
1
White Moss
Leucobryum
albidum
Mosses
Leucobryaceae
Dicranales
Bryopsida
Plantae
1
Shining Clubmoss
Huperzia
lucidula
Clubmoss Family
Lycopodiaceae
Lycopodiales
Lycopodiopsida
Plantae
1
Skunk Cabbage
Symplocarpus
foetidus
Arum Family
Araceae
Arales
Magnoliopsida
Plantae
1
False Solomon's-seal
Maianthemum
racemosum
Asparagus Family
Asparagaceae
Asparagales
Magnoliopsida
Plantae
1
Swamp Thistle
Cirsium
muticum
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
2
Cornel-leaf Whitetop
Doellingeria
infirma
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
3
White Wood Aster
Eurybia
divaricata
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
4
Hollow Joe Pye Weed
Eutrochium
fistulosum
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
5
Shaggy Soldier
Galinsoga
quadriradiata
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
6
Woodland Sunflower
Helianthus
divaricatus
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
7
Cut-leaved Coneflower
Rudbeckia
laciniata
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
8
Tall Goldenrod
Solidago
altissima
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
9
Round-leaved Goldenrod
Solidago
patula
var.
patula
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
10
Wrinkle-leaved Goldenrod
Solidago
rugosa
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
11
Stout Goldenrod
Solidago
squarrosa
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
12
Bog Goldenrod
Solidago
uliginosa
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
13
Rice Button Aster
Symphyotrichum
dumosum
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
14
Smooth White Oldfield Aster
Symphyotrichum
racemosum
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
15
New York Ironweed
Vernonia
noveboracensis
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
1
Marsh Bellflower
Campanula
aparinoides
Bellflower Family
Campanulaceae
Asterales
Magnoliopsida
Plantae
2
Cardinal Flower
Lobelia
cardinalis
Bellflower Family
Campanulaceae
Asterales
Magnoliopsida
Plantae
1
Smooth Alder
Alnus
serrulata
Birch Family
Betulaceae
Fagales
Magnoliopsida
Plantae
2
American Hazelnut
Corylus
americana
Birch Family
Betulaceae
Fagales
Magnoliopsida
Plantae
1
Aunt Lucy
Ellisia
nyctelea
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
2
Blunt-leaved Waterleaf
Hydrophyllum
canadense
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
3
Small Forget-me-not
Myosotis
laxa
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
1
Squawroot
Conopholis
americana
Broom-rape Family
Orobanchaceae
Lamiales
Magnoliopsida
Plantae
1
Halberd-leaved Tearthumb
Persicaria
arifolia
Buckwheat Family
Polygonaceae
Caryophyllales
Magnoliopsida
Plantae
1
Slender Bunchflower
Veratrum
hybridum
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
2
Virginia Bunchflower
Veratrum
virginicum
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
3
Green False Hellebore
Veratrum
viride
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
1
Wood Anemone
Anemone
quinquefolia
Buttercup Family
Ranunculaceae
Ranunculales
Magnoliopsida
Plantae
1
Northern Pitcherplant
Sarracenia
purpurea
Carnivorous Plants
Sarraceniaceae
Ericales
Magnoliopsida
Plantae
2
Hiddenfruit Bladderwort
Utricularia
geminiscapa
Carnivorous Plants
Lentibulariaceae
Scrophulariales
Magnoliopsida
Plantae
1
Spotted Water Hemlock
Cicuta
maculata
var.
maculata
Carrot Family
Apiaceae
Apiales
Magnoliopsida
Plantae
1
American Bur-reed
Sparganium
americanum
Cattail Family
Typhaceae
Poales
Magnoliopsida
Plantae
1
Purple-leaved Willowherb
Epilobium
coloratum
Evening Primrose Family
Onagraceae
Myrtales
Magnoliopsida
Plantae
2
Seedbox
Ludwigia
alternifolia
Evening Primrose Family
Onagraceae
Myrtales
Magnoliopsida
Plantae
1
Wild Sarsaparilla
Aralia
nudicaulis
Ginseng Family
Araliaceae
Apiales
Magnoliopsida
Plantae
1
Deertongue
Dichanthelium
clandestinum
Grasses
Poaceae
Poales
Magnoliopsida
Plantae
2
Eastern Bottlebrush Grass
Elymus
hystrix
Grasses
Poaceae
Poales
Magnoliopsida
Plantae
1
Indian Pipe
Monotropa
uniflora
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
2
Great Rhododendron
Rhododendron
maximum
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
3
Pinxter Flower
Rhododendron
periclymenoides
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
1
Common Winterberry
Ilex
verticillata
Holly Family
Aquifoliaceae
Celastrales
Magnoliopsida
Plantae
1
Wild Hydrangea
Hydrangea
arborescens
Hydrangea Family
Hydrangeaceae
Rosales
Magnoliopsida
Plantae
1
Yellow Star Grass
Hypoxis
hirsuta
Hypoxidaceae
Hypoxidaceae
Liliales
Magnoliopsida
Plantae
1
Common Spicebush
Lindera
benzoin
Laurel Family
Lauraceae
Laureles
Magnoliopsida
Plantae
1
Yellow Trout Lily
Erythronium
americanum
ssp.
americanum
Lily Family
Liliaceae
Liliales
Magnoliopsida
Plantae
2
Indian Cucumber
Medeola
virginiana
Lily Family
Liliaceae
Liliales
Magnoliopsida
Plantae
1
Cleavers
Galium
aparine
Madder Family
Rubiaceae
Rubiales
Magnoliopsida
Plantae
1
Tulip Poplar
Liriodendron
tulipifera
Magnolia Family
Magnoliaceae
Magnoliales
Magnoliopsida
Plantae
1
Red Maple
Acer
rubrum
Maple Family
Sapindaceae
Sapindales
Magnoliopsida
Plantae
1
Perfoliate Bellwort
Uvularia
perfoliata
Meadow Saffron Family
Colchicaceae
Liliales
Magnoliopsida
Plantae
1
Indian Hemp
Apocynum
cannabinum
Milkweed Family
Apocynaceae
Gentianales
Magnoliopsida
Plantae
2
Poke Milkweed
Asclepias
exaltata
Milkweed Family
Apocynaceae
Gentianales
Magnoliopsida
Plantae
3
Swamp Milkweed
Asclepias
incarnata
Milkweed Family
Apocynaceae
Gentianales
Magnoliopsida
Plantae
4
Common Milkweed
Asclepias
syriaca
Milkweed Family
Apocynaceae
Gentianales
Magnoliopsida
Plantae
1
Curtis's Milkwort
Polygala
curtissii
Milkwort Family
Polygalaceae
Polygalales
Magnoliopsida
Plantae
1
Virginia Water Horehound
Lycopus
virginicus
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
2
Hairy Skullcap
Scutellaria
elliptica
var.
elliptica
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
3
Northern Water Horehound
Lycopus
uniflorus
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
1
Hedge False Bindweed
Calystegia
sepium
Morning-glory Family
Convolvulaceae
Solanales
Magnoliopsida
Plantae
2
Scaldweed
Cuscuta
gronovii
Morning-glory Family
Convolvulaceae
Solanales
Magnoliopsida
Plantae
1
Black Elderberry
Sambucus
canadensis
Moschatel Family
Adoxaceae
Dipsacales
Magnoliopsida
Plantae
2
Southern Arrowwood
Viburnum
dentatum
Moschatel Family
Adoxaceae
Dipsacales
Magnoliopsida
Plantae
3
Blackhaw
Viburnum
prunifolium
Moschatel Family
Adoxaceae
Dipsacales
Magnoliopsida
Plantae
1
Bulbous Toothwort
Cardamine
bulbosa
Mustard Family
Brassicaceae
Brassicales
Magnoliopsida
Plantae
2
Pennsylvania Bittercress
Cardamine
pensylvanica
Mustard Family
Brassicaceae
Brassicales
Magnoliopsida
Plantae
1
White Oak
Quercus
alba
Oak Family
Fagaceae
Fagales
Magnoliopsida
Plantae
1
Showy Orchid
Galearis
spectabilis
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
2
Downy Rattlesnake Plantain
Goodyera
pubescens
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
3
Green Adder's Mouth Orchid
Malaxis
unifolia
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
4
Yellow-fringed Orchid
Platanthera
ciliaris
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
5
Green-fringed Orchid
Platanthera
lacera
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
6
Shriver's Orchid
Platanthera
shriveri
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
7
Nodding Lady's Tresses
Spiranthes
cernua
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
8
Northern Slender Lady's Tresses
Spiranthes
lacera
Orchids
Orchidaceae
Orchidales
Magnoliopsida
Plantae
1
Perplexed Tick-trefoil
Desmodium
perplexum
Pea Family
Fabaceae
Fabales
Magnoliopsida
Plantae
1
Allegheny Monkeyflower
Mimulus
ringens
var.
ringens
Phrymas Family
Phrymaceae
Lamiales
Magnoliopsida
Plantae
1
Deptford Pink
Dianthus
armeria
Pink Family
Caryophyllaceae
Caryophyllales
Magnoliopsida
Plantae
1
Foxglove Penstemon
Penstemon
digitalis
Plantain Family
Plantaginaceae
Lamiales
Magnoliopsida
Plantae
1
Whorled Yellow Loosestrife
Lysimachia
quadrifolia
Primrose Family
Primulaceae
Primulales
Magnoliopsida
Plantae
2
Swamp Candles
Lysimachia
terrestris
Primrose Family
Primulaceae
Primulales
Magnoliopsida
Plantae
1
Southern Agrimony
Agrimonia
parviflora
Rose Family
Rosaceae
Rosales
Magnoliopsida
Plantae
2
Common Ninebark
Physocarpus
opulifolius
Rose Family
Rosaceae
Rosales
Magnoliopsida
Plantae
3
Swamp Rose
Rosa
palustris
Rose Family
Rosaceae
Rosales
Magnoliopsida
Plantae
1
American Golden Saxifrage
Chrysosplenium
americanum
Saxifrage Family
Saxifragaceae
Rosales
Magnoliopsida
Plantae
1
Tussock Sedge
Carex
stricta
Sedge Family
Cyperaceae
Poales
Magnoliopsida
Plantae
2
Fox Sedge
Carex
vulpinoidea
Sedge Family
Cyperaceae
Poales
Magnoliopsida
Plantae
1
Common St. Johnswort
Hypericum
perforatum
St. Johnswort Family
Hypericaceae
Theales
Magnoliopsida
Plantae
1
Orange Jewelweed
Impatiens
capensis
Touch-me-not Family
Balsaminaceae
Geraniales
Magnoliopsida
Plantae
1
Marsh Blue Violet
Viola
cucullata
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
2
Alpine Violet
Viola
labradorica
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
3
Small White Violet
Viola
macloskeyi
ssp.
pallens
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
1
Broadleaf Arrowhead
Sagittaria
latifolia
Water-plantain Family
Alismataceae
Alismatales
Magnoliopsida
Plantae
1
Watershield
Brasenia
schreberi
Water-shield Family
Cabombaceae
Nymphaeales
Magnoliopsida
Plantae
1
Bigtooth Aspen
Populus
grandidentata
Willow Family
Salicaceae
Salicales
Magnoliopsida
Plantae
2
Black Willow
Salix
nigra
Willow Family
Salicaceae
Salicales
Magnoliopsida
Plantae
1
American Witch-hazel
Hamamelis
virginiana
Witch-hazel Family
Hamamelidaceae
Hamamelidales
Magnoliopsida
Plantae
1
Pitch Pine
Pinus
rigida
Pine Family
Pinaceae
Pinales
Pinopsida
Plantae
1
Royal Fern
Osmunda
regalis
var.
spectabilis
Ferns
Osmundaceae
Osmundales
Polypodiopsida
Plantae
2
Cinnamon Fern
Osmundastrum
cinnamomeum
Ferns
Osmundaceae
Osmundales
Polypodiopsida
Plantae
3
Eastern Marsh Fern
Thelypteris
palustris
var.
pubescens
Ferns
Thelypteridaceae
Polypodiales
Polypodiopsida
Plantae
1
Common Haircap Moss
Polytrichum
commune
Mosses
Polytrichaceae
Polytrichales
Polytrichopsida
Plantae
View Hidden Taxa
View Bibliography