County Checklists: Brown
Authors: P. E. Rothrock

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Families: 113
Genera: 361
Species: 640
Total Taxa: 647

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Acalypha rhomboidea Raf. - Common Three-Seed-Mercury
Acalypha virginica L. - Virginia Three-Seed-Mercury
Acer negundo L. - Ash-Leaf Maple
Acer saccharinum L. - Silver Maple
Achillea millefolium L. - common yarrow
Acorus calamus L. - Single-Vein Sweetflag
Actaea pachypoda Elliott - White Baneberry
Adiantum pedatum L. - Northern Maidenhair
Agalinis tenuifolia (Vahl) Raf. - Slender-Leaf False Foxglove
Agalinis tenuifolia var. tenuifolia - Slender-Leaf False Foxglove
Alisma subcordatum Raf. - American Water-Plantain
Allium canadense L. - Meadow Garlic
Amaranthus hybridus L. - Smooth Amaranth
Amaranthus spinosus L. - Spiny Amaranth
Ambrosia bidentata Michx. - Lance-Leaf Ragweed
Ambrosia trifida L. - Great Ragweed
Amelanchier arborea (Michx. f.) Fernald - Intermediate Service-Berry
Amelanchier laevis Wiegand - Allegheny Service-Berry
Andropogon gyrans Ashe - Elliott's Bluestem
Andropogon virginicus L. - Chalky Bluestem
Anemone virginiana L. - Tall Thimbleweed
Antennaria neglecta Greene - Field Pussytoes
Antennaria parlinii Fernald - Parlin's Pussytoes
Antennaria solitaria Rydb. - Single-Head Pussytoes
Anthemis cotula L. - Stinking Chamomile
Aralia racemosa L. - American Spikenard
Arctium lappa L. - Greater Burrdock
Arenaria serpyllifolia L. - Thyme-Leaf Sandwort
Aristida dichotoma Michx. - Church-Mouse Three-Awn
Aristida dichotoma var. dichotoma - Church-Mouse Three-Awn
Aristida oligantha Michx. - Prairie Three-Awn
Artemisia annua L. - Annual Wormwood
Asarum canadense L. - Canadian Wild Ginger
Asclepias exaltata L. - Poke Milkweed
Asclepias incarnata L. - Swamp Milkweed
Asclepias quadrifolia Jacq. - Four-Leaf Milkweed
Asclepias tuberosa L. - Butterfly Milkweed
Asclepias verticillata L. - Whorled Milkweed
Aureolaria flava (L.) Farw. - Smooth Yellow False Foxglove
Aureolaria flava var. flava - Smooth Yellow False Foxglove
Aureolaria flava var. macrantha Pennell - Smooth Yellow False Foxglove
Barbarea vulgaris W. T. Aiton - Garden Yellow-Rocket
Betula nigra L. - River Birch
Bidens bipinnata L. - Spanish-Needles
Bidens cernua L. - Nodding Burr-Marigold
Bidens frondosa L. - Devil's-Pitchfork
Bidens polylepis S. F. Blake - Bearded Beggarticks
Blephilia ciliata (L.) Benth. - Downy Pagoda-Plant
Boehmeria cylindrica (L.) Sw. - Small-Spike False Nettle
Bromus japonicus Thunb. - Japanese Brome
Bromus pubescens Muhl. ex Willd. - Hairy Woodland Brome
Callitriche terrestris Raf. - Terrestrial Water-Starwort
Caltha palustris L. - Yellow Marsh-Marigold
Calystegia sepium (L.) R. Br. - Hedge False Bindweed
Calystegia silvatica (Kit.) Griseb. - Short-Stalk False Bindweed
Cardamine douglassii Britton - Limestone Bittercress
Cardamine parviflora L. - Sand Bittercress
Carex blanda Dewey - Eastern Woodland Sedge
Carex communis L. H. Bailey - Fibrous-Root Sedge
Carex crinita Lam. - Fringed Sedge
Carex digitalis Willd. - Slender Woodland Sedge
Carex digitalis var. digitalis - Slender Woodland Sedge
Carex frankii Kunth - Frank's Sedge
Carex gracilescens Steud. - Slender Loose-Flower Sedge
Carex hirsutella Mack. - Fuzzy-Wuzzy Sedge
Carex hirtifolia Mack. - Pubescent Sedge
Carex lurida Wahlenb. - Sallow Sedge
Carex picta Steud. - Boott's Sedge
Carex platyphylla J. Carey - Broad-Leaf Sedge
Carex prasina Wahlenb. - Drooping Sedge
Carex radiata (Wahlenb.) Small - Eastern Star Sedge
Carex shortiana Dewey - Short's Sedge
Carex squarrosa L. - Squarrose Sedge
Carex stipata Muhl. ex Willd. - Stalk-Grain Sedge
Carex stipata var. stipata - Stalk-Grain Sedge
Carex torta Boott - Twisted Sedge
Carex tribuloides Wahlenb. - Blunt Broom Sedge
Carex vulpinoidea Michx. - Common Fox Sedge
Carpinus caroliniana Walter - American Hornbeam
Carya ovata (Mill.) K. Koch - Shag-Bark Hickory
Catalpa bignonioides Walter - Southern Catalpa
Ceanothus americanus L. - New Jersey-Tea
Celastrus scandens L. - American Bittersweet
Celtis occidentalis L. - Common Hackberry
Cephalanthus occidentalis L. - Common Buttonbush
Cerastium fontanum Baumg. - Common Mouse-Ear Chickweed
Cerastium nutans Raf. - Nodding Mouse-Ear Chickweed
Chaenomeles speciosa Nakai - Common Flowering-Quince
Chelone glabra L. - White Turtlehead
Chenopodium album L. - Lamb's-Quarters
Chenopodium berlandieri Moq. - Pit-Seed Goosefoot
Cicuta maculata L. - Spotted Water-Hemlock
Circaea canadensis (L.) Hill - Broad-Leaf Enchanter's-Nightshade
Cirsium arvense (L.) Scop. - Canadian Thistle
Claytonia virginica L. - Virginia Springbeauty
Clematis terniflora DC. - Sweet Autumn Virgin's-Bower
Clematis virginiana L. - Devil's-Darning-Needles
Collinsia verna Nutt. - Spring Blue-Eyed Mary
Commelina communis L. - Asiatic Dayflower
Conium maculatum L. - Poison-Hemlock
Conopholis americana (L.) Wallr. - American cancer-root
Coreopsis lanceolata L. - Lance-Leaf Tickseed
Coreopsis tripteris L. - Tall Tickseed
Cornus alternifolia L. f. - Alternate-Leaf Dogwood
Cornus drummondii C. A. Mey. - Rough-Leaf Dogwood
Cornus florida L. - Flowering Dogwood
Corylus americana Walter - American Hazelnut
Cyperus bipartitus Torr. - Shining Flat Sedge
Cyperus flavescens L. - Yellow Flat Sedge
Cyperus squarrosus L. - Awned Flat Sedge
Cyperus strigosus L. - Straw-Color Flat Sedge
Cypripedium parviflorum Salisb. - Yellow Lady's-Slipper
Daucus carota L. - Queen Anne's-Lace
Desmodium canadense (L.) DC. - Showy Tick-Trefoil
Desmodium ciliare (Muhl. ex Willd.) DC. - Hairy Small-Leaf Tick-Trefoil
Desmodium cuspidatum var. cuspidatum - Large-Bract Tick-Trefoil
Desmodium glabellum (Michx.) DC. - Dillenius' Tick-Trefoil
Desmodium marilandicum (L.) DC. - Small-Leaf Tick-Trefoil
Desmodium paniculatum (L.) DC. - Panicled-Leaf Tick-Trefoil
Desmodium paniculatum var. paniculatum - Panicled-Leaf Tick-Trefoil
Desmodium rotundifolium DC. - Prostrate Tick-Trefoil
Dianthus armeria L. - Deptford Pink
Diarrhena americana P. Beauv. - American Beakgrain
Dichanthelium clandestinum (L.) Gould - Deer-Tongue Witch Grass
Diodia virginiana L. - Virginia Buttonweed
Diospyros virginiana L. - Common Persimmon
Dipsacus fullonum L. - Fuller's teasel
Draba verna L. - Spring Whitlow-Grass
Eleocharis engelmannii Steud. - Engelmann's Spike-Rush
Elephantopus carolinianus Raeusch. - Carolina Elephant's-Foot
Elodea canadensis Michx. - Canadian Waterweed
Elymus hystrix L. - Eastern Bottle-Brush Grass
Elymus riparius Wiegand - River-Bank Wild Rye
Elymus virginicus L. - Virginia Wild Rye
Endodeca serpentaria (L.) Raf. - Virginia-Snakeroot
Epilobium coloratum Biehler - Purple-Leaf Willowherb
Equisetum arvense L. - Field Horsetail
Erigenia bulbosa (Michx.) Nutt. - Harbinger-of-Spring
Erigeron annuus (L.) Pers. - Eastern Daisy Fleabane
Erigeron philadelphicus L. - Philadelphia Fleabane
Euonymus obovatus Nutt. - Running Strawberry-Bush
Euphorbia corollata L. - Flowering Spurge
Euphorbia maculata L. - Spotted Sandmat
Fagus grandifolia Ehrh. - American Beech
Fallopia scandens (L.) Holub - Climbing Black-Bindweed
Galium anglicum Huds. - Wall Bedstraw
Galium aparine L. - Sticky-Willy
Galium circaezans Michx. - Licorice Bedstraw
Galium tinctorium (L.) Scop. - Stiff Marsh Bedstraw
Galium triflorum Michx. - Fragrant Bedstraw
Gamochaeta purpurea (L.) Cabrera - Spoon-Leaf Purple Everlasting
Gentiana andrewsii Griseb. - Closed Bottle Gentian
Geranium maculatum L. - Spotted Crane's-Bill
Geum canadense Jacq. - White Avens
Geum virginianum L. - Cream Avens
Gratiola neglecta Torr. - Clammy Hedge-Hyssop
Hamamelis virginiana L. - American Witch-Hazel
Hedeoma pulegioides (L.) Pers. - American False Pennyroyal
Helenium autumnale L. - Autumn Sneezeweed
Helenium flexuosum Raf. - Purple-Head Sneezeweed
Helianthus decapetalus L. - Thin-Leaf Sunflower
Helianthus divaricatus L. - Woodland Sunflower
Helianthus hirsutus Raf. - Whiskered Sunflower
Helianthus strumosus L. - Pale-Leaf Woodland Sunflower
Helianthus tuberosus L. - Jerusalem-Artichoke
Helianthus × glaucus Small - Hybrid Sunflower
Heuchera americana L. - American Alumroot
Hibiscus moscheutos L. - Crimson-Eye Rose-Mallow
Hieracium paniculatum L. - Allegheny Hawkweed
Holcus lanatus L. - Common Velvet Grass
Houstonia caerulea L. - Quaker-Ladies
Houstonia purpurea L. - Venus'-Pride
Hydrangea arborescens L. - Wild Hydrangea
Hydrangea cinerea Small - Ashy Hydrangea
Hydrophyllum canadense L. - Blunt-Leaf Waterleaf
Hydrophyllum macrophyllum Nutt. - Large-Leaf Waterleaf
Hypericum ascyron L. - Great St. John's-Wort
Hypericum mutilum L. - Dwarf St. John's-Wort
Hypericum mutilum subsp. mutilum - Dwarf St. John's-Wort
Hypericum perforatum L. - Common St. John's-Wort
Hypericum prolificum L. - Shrubby St. John's-Wort
Hypericum punctatum Lam. - Spotted St. John's-Wort
Impatiens capensis Meerb. - Spotted Touch-Me-Not
Impatiens pallida Nutt. - Pale Touch-Me-Not
Ipomoea hederacea Jacq. - Ivy-Leaf Morning-Glory
Iris virginica L. - Virginia Blueflag
Juglans cinerea L. - White Walnut
Juncus acuminatus Michx. - Knotty-Leaf Rush
Juncus effusus L. - Lamp Rush
Juncus tenuis Willd. - Lesser Poverty Rush
Juniperus virginiana L. - Eastern Red-Cedar
Justicia americana (L.) Vahl - American Water-Willow
Krigia biflora (Walter) S. F. Blake - Two-Flower Dwarf-Dandelion
Kyllinga pumila Michx. - Low Spike Sedge
Lactuca canadensis L. - Wild Lettuce
Laportea canadensis (L.) Wedd. - Canadian Wood-Nettle
Lepidium campestre (L.) W. T. Aiton - Cream-Anther Field Pepperwort
Lepidium virginicum L. - Poorman's-Pepperwort
Lespedeza hirta (L.) Hornem. - Hairy Bush-Clover
Lespedeza procumbens Michx. - Trailing Bush-Clover
Lespedeza violacea (L.) Pers. - Violet Bush-Clover
Liatris squarrulosa Michx. - Appalachian Gayfeather
Lilium superbum L. - Turk's-Cap Lily
Lindernia dubia (L.) Pennell - Yellow-Seed False Pimpernel
Linum virginianum L. - Woodland Flax
Lobelia inflata L. - Indian-Tobacco
Lobelia siphilitica L. - Great Blue Lobelia
Lobelia spicata Lam. - Pale-Spike Lobelia
Lolium perenne L. - Perennial Rye Grass
Lonicera japonica Thunb. - Japanese Honeysuckle
Lotus corniculatus L. - Garden Bird's-Foot-Trefoil
Ludwigia palustris (L.) Elliott - Marsh Primrose-Willow
Ludwigia peploides (Kunth) P. H. Raven - Floating Primrose-Willow
Lycopus rubellus Moench - Taper-Leaf Water-Horehound
Lycopus virginicus L. - Virginia Water-Horehound
Lysimachia ciliata L. - Fringed Yellow-Loosestrife
Lysimachia lanceolata Walter - Lance-Leaf Yellow-Loosestrife
Lysimachia nummularia L. - Creeping-Jenny
Lysimachia quadrifolia L. - Whorled Yellow-Loosestrife
Lythrum salicaria L. - Purple Loosestrife
Maianthemum racemosum (L.) Link - Feathery False Solomon's-Seal
Maianthemum racemosum subsp. racemosum - Feathery False Lily of the Valley
Malus coronaria (L.) Mill. - Sweet Crabapple
Medeola virginiana L. - Indian Cucumber-Root
Menispermum canadense L. - Canadian Moonseed
Mimulus alatus Aiton - Sharp-Wing Monkey-Flower
Mimulus ringens L. - Allegheny Monkey-Flower
Mollugo verticillata L. - Green Carpetweed
Monarda clinopodia L. - White Bergamot
Morus rubra L. - Red Mulberry
Myosotis scorpioides L. - True Forget-Me-Not
Myosotis verna Nutt. - Spring Forget-Me-Not
Nabalus altissimus (L.) Hook. - Tall Rattlesnake-Root
Nelumbo lutea Willd. - American Lotus
Obolaria virginica L. - Virginia Pennywort
Oenothera pilosella Raf. - Meadow Evening-Primrose
Oenothera villosa Thunb. - Hairy Evening-Primrose
Oenothera villosa subsp. villosa - Hairy Evening Primrose
Onoclea sensibilis L. - Sensitive Fern
Ophioglossum pusillum Raf. - Northern Adder's-Tongue
Osmunda claytoniana L. - Interrupted Fern
Ostrya virginiana (Mill.) K. Koch - Eastern Hop-Hornbeam
Oxalis dillenii Jacq. - Slender Yellow Wood-Sorrel
Oxalis grandis Small - Great Yellow Wood-Sorrel
Oxalis violacea L. - Violet Wood-Sorrel
Panax quinquefolius L. - American Ginseng
Panicum capillare L. - Common Panic Grass
Panicum dichotomiflorum Michx. - Autumn Panic Grass
Panicum gattingeri Nash - Gattinger's Panic Grass
Paspalum laeve Michx. - Field Crown Grass
Paspalum setaceum Michx. - Slender Crown Grass
Pastinaca sativa L. - Wild Parsnip
Pedicularis canadensis L. - Canadian Lousewort
Penstemon digitalis Nutt. ex Sims - Foxglove Beardtongue
Persicaria arifolia (L.) Haraldson - Halberd-Leaf Tearthumb
Phacelia bipinnatifida Michx. - Fern-Leaf Scorpion-Weed
Phleum pratense L. - Common Timothy
Phlox divaricata L. - Wild Blue Phlox
Phryma leptostachya L. - American Lopseed
Physalis longifolia Nutt. - Long-Leaf Ground-Cherry
Physalis virginiana Mill. - Virginia Ground-Cherry
Phytolacca americana L. - American Pokeweed
Pilea pumila (L.) A. Gray - Canadian Clearweed
Pinus virginiana Mill. - Virginia Pine
Plantago aristata Michx. - Large-Bract Plantain
Plantago lanceolata L. - English Plantain
Plantago rugelii Decne. - Black-Seed Plantain
Poa
Poa compressa L. - Flat-Stem Blue Grass
Poa pratensis L. - Kentucky Blue Grass
Poa sylvestris A. Gray - Woodland Blue Grass
Polemonium reptans L. - Greek-Valerian
Polygala ambigua Nutt. - Alternate Milkwort
Polygala sanguinea L. - Purple Milkwort
Polygala verticillata L. - Whorled Milkwort
Polymnia canadensis L. - White-Flower Leafcup
Potamogeton crispus L. - Curly Pondweed
Potamogeton nodosus Poir. - Long-Leaf Pondweed
Potamogeton pusillus L. - Small Pondweed
Potentilla recta L. - Sulphur Cinquefoil
Potentilla simplex Michx. - Oldfield Cinquefoil
Prunella vulgaris L. - Common Selfheal
Prunus serotina Ehrh. - Black Cherry
Ptelea trifoliata L. - Common Hoptree
Pycnanthemum tenuifolium Schrad. - Narrow-Leaf Mountain-Mint
Pycnanthemum torreyi Benth. - Torrey's Mountain-Mint
Quercus rubra L. - Northern Red Oak
Ranunculus abortivus L. - Kidney-Leaf Buttercup
Ranunculus hispidus Michx. - Bristly Buttercup
Ranunculus sardous Crantz - Hairy Buttercup
Rhus copallinum L. - Winged Sumac
Rhus glabra L. - Smooth Sumac
Ribes cynosbati L. - Eastern Prickly Gooseberry
Rosa blanda Aiton - Smooth Rose