Consortium of Midwest HerbariaResearch Checklist: Ecoregion: Northern Lakes

Ecoregion: Northern Lakes

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Families: 143

Genera: 602

Species: 1520

Total Taxa (details): 1602

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Abutilon

Abutilon theophrasti Medik. - Velvetleaf

Acalypha

Acalypha gracilens A. Gray - Slender Three-Seed-Mercury

Acalypha rhomboidea Raf. - Common Three-Seed-Mercury

Acalypha virginica L. - Virginia Three-Seed-Mercury

Acer

Acer negundo L. - Ash-Leaf Maple

Acer negundo var. negundo - Boxelder

Acer nigrum F. Michx. - Black Maple

Acer rubrum L. - Red Maple

Acer rubrum var. rubrum - Red Maple

Acer saccharinum L. - Silver Maple

Acer saccharum Marshall - Sugar Maple

Acer saccharum var. saccharum - Sugar Maple

Achillea

Achillea millefolium L. - common yarrow

Acorus

Acorus americanus (Raf.) Raf. - Several-Vein Sweetflag

Acorus calamus L. - Single-Vein Sweetflag

Actaea

Actaea pachypoda Elliott - White Baneberry

Actaea rubra (Aiton) Willd. - Red Baneberry

Adiantum

Adiantum pedatum L. - Northern Maidenhair

Adlumia

Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. - Allegheny-Vine

Aesculus

Aesculus glabra Willd. - Ohio Buckeye

Aesculus glabra var. glabra - Ohio Buckeye

Aethusa

Aethusa cynapium L. - Fool's-Parsley

Agalinis

Agalinis gattingeri (Small) Small - Round-Stem False Foxglove

Agalinis paupercula (A. Gray) Britton - Small-Flower False Foxglove

Agalinis paupercula var. borealis Pennell - Small-Flower False Foxglove

Agalinis paupercula var. paupercula - Small-Flower False Foxglove

Agalinis purpurea (L.) Pennell - Purple False Foxglove

Agalinis tenuifolia (Vahl) Raf. - Slender-Leaf False Foxglove

Agalinis tenuifolia var. macrophylla (Benth.) S. F. Blake - Slender-Leaf False Foxglove

Agalinis tenuifolia var. tenuifolia - Slender-Leaf False Foxglove

Agastache

Agastache nepetoides (L.) Kuntze - Yellow Giant-Hyssop

Agastache scrophulariifolia (Willd.) Kuntze - Purple Giant-Hyssop

Ageratina

Ageratina altissima (L.) R. M. King & H. Rob. - White Snakeroot

Ageratina altissima var. altissima - White Snakeroot

Agrimonia

Agrimonia gryposepala Wallr. - Tall Hairy Grooveburr

Agrimonia parviflora Aiton - Harvestlice

Agrimonia pubescens Wallr. - Soft Grooveburr

Agrimonia rostellata Wallr. - Beaked Grooveburr

Agrostemma

Agrostemma githago L. - Common Corncockle

Agrostis

Agrostis gigantea Roth - Black Bent

Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. - Winter Bent

Agrostis perennans (Walter) Tuck. - Upland Bent

Agrostis scabra Willd. - Thermal Bent

Agrostis stolonifera L. - Spreading Bent

Aletris

Aletris farinosa L. - White Colicroot

Alisma

Alisma subcordatum Raf. - American Water-Plantain

Alisma triviale Pursh - Northern Water-Plantain

Alliaria

Alliaria petiolata (M. Bieb.) Cavara & Grande - Garlic-Mustard

Allium

Allium canadense L. - Meadow Garlic

Allium canadense var. canadense - Meadow Garlic

Allium cernuum Roth - Nodding Onion

Allium tricoccum Aiton - Ramp

Allium tricoccum var. burdickii Hanes - Narrowleaf Wild Leek

Allium tricoccum var. tricoccum - Wild Leek

Allium vineale L. - Crow Garlic

Alnus

Alnus incana (L.) Moench - Speckled Alder

Alnus incana subsp. rugosa (Du Roi) R.T. Clausen - Speckled Alder

Alopecurus

Alopecurus aequalis Sobol. - Short-Awn Meadow-Foxtail

Alopecurus aequalis var. aequalis - Short-Awn Meadow-Foxtail

Alopecurus carolinianus Walter - Tufted Meadow-Foxtail

Alyssum

Alyssum alyssoides (L.) L. - Pale Madwort

Amaranthus

Amaranthus albus L. - Tumbleweed

Amaranthus blitoides S. Watson - Mat Amaranth

Amaranthus hybridus L. - Smooth Amaranth

Amaranthus powellii S. Watson - Green Amaranth

Amaranthus retroflexus L. - Red-Root

Amaranthus tuberculatus (Moq.) J. D. Sauer - Rough-Fruit Amaranth

Ambrosia

Ambrosia artemisiifolia L. - Annual Ragweed

Ambrosia trifida L. - Great Ragweed

Amelanchier

Amelanchier arborea (Michx. f.) Fernald - Intermediate Service-Berry

Amelanchier humilis Wiegand - Low Shadbush

Amelanchier interior E. L. Nielsen - Inland Service-Berry

Amelanchier laevis Wiegand - Allegheny Service-Berry

Amorpha

Amorpha canescens Pursh - Leadplant

Amphicarpaea

Amphicarpaea bracteata (L.) Fernald - American Hog-Peanut

Anaphalis

Anaphalis margaritacea (L.) Benth. & Hook. f. - Pearly-Everlasting

Andromeda

Andromeda polifolia L. - Bog-Rosemary

Andromeda polifolia var. latifolia Aiton - Bog-Rosemary

Andropogon

Andropogon gerardi Vitman - Big Bluestem

Anemone

Anemone acutiloba (DC.) G. Lawson - Sharp-Lobe Hepatica

Anemone americana (DC.) H. Hara - Round-Lobe Hepatica

Anemone canadensis L. - Canadian False Thimbleweed

Anemone cylindrica A. Gray - Long-Head Thimbleweed

Anemone quinquefolia L. - Nightcaps

Anemone quinquefolia var. quinquefolia - Nightcaps

Anemone virginiana L. - Tall Thimbleweed

Anemone virginiana var. alba (Oakes) Alph. Wood - Tall Thimbleweed

Anemone virginiana var. virginiana - Tall Thimbleweed

Angelica

Angelica atropurpurea L. - Purple-Stem Angelica

Angelica venenosa (J. Greenway) Fernald - Hairy Angelica

Antennaria

Antennaria howellii Greene - Small Pussytoes

Antennaria howellii subsp. neodioica (Greene) R. J. Bayer - Small Pussytoes

Antennaria neglecta Greene - Field Pussytoes

Antennaria parlinii Fernald - Parlin's Pussytoes

Antennaria parlinii subsp. fallax (Greene) R. J. Bayer & Stebbins - Parlin's Pussytoes

Antennaria parlinii subsp. parlinii - Parlin's Pussytoes

Anthemis

Anthemis cotula L. - Stinking Chamomile

Anthoxanthum

Anthoxanthum hirtum (Schrank) Y. Schouten & Veldkamp - Northern Sweet Vernal Grass

Apios

Apios americana Medik. - Groundnut

Aplectrum

Aplectrum hyemale (Muhl. ex Willd.) Nutt. - Adam-and-Eve

Apocynum

Apocynum androsaemifolium L. - Spreading Dogbane

Apocynum cannabinum L. - Indian-Hemp

Apocynum × floribundum Greene - Hybrid Dogbane

Aquilegia

Aquilegia canadensis L. - Red Columbine

Arabidopsis

Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz - Lyre-Leaf Thalecress

Arabidopsis lyrata subsp. lyrata - Lyrate Rockcress

Arabidopsis thaliana (L.) Heynh. - Thalecress

Arabis

Arabis pycnocarpa M. Hopkins - Hairy Eared Rockcress

Arabis pycnocarpa var. adpressipilis M. Hopkins - Hairy Eared Rockcress

Arabis pycnocarpa var. pycnocarpa - Hairy Eared Rockcress

Aralia

Aralia nudicaulis L. - Wild Sarsaparilla

Aralia racemosa L. - American Spikenard

Aralia spinosa L. - Devil's-Walkingstick

Arctium

Arctium minus (Hill) Bernh. - Lesser Burrdock

Arenaria

Arenaria serpyllifolia L. - Thyme-Leaf Sandwort

Arenaria serpyllifolia var. serpyllifolia - Thyme-Leaf Sandwort

Arethusa

Arethusa bulbosa L. - Dragon's-Mouth

Arisaema

Arisaema dracontium (L.) Schott - Greendragon

Arisaema triphyllum (L.) Schott - Jack-in-the-Pulpit

Aristida

Aristida basiramea Engelm. ex Vasey - Forked Three-Awn

Aristida longespica Poir. - Red Three-Awn

Aristida longespica var. geniculata (Raf.) Fernald - Kearney's Three-Awn

Aristida oligantha Michx. - Prairie Three-Awn

Aristida purpurascens Poir. - Arrow-Feather Three-Awn

Aristida purpurascens var. purpurascens - Arrow-Feather Three-Awn

Armoracia

Armoracia rusticana G. Gaertn., B. Mey. & Scherb. - Horse-Radish

Arnoglossum

Arnoglossum atriplicifolium (L.) H. Rob. - Pale Indian-Plantain

Arnoglossum plantagineum Raf. - Groove-Stem Indian-Plantain

Aronia

Aronia melanocarpa (Michx.) Elliott - black chokecherry

Aronia × prunifolia (Marshall) Rehder - Purple Chokeberry

Arrhenatherum

Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl - Tall Oat Grass

Arrhenatherum elatius subsp. elatius - Tall Oat Grass

Artemisia

Artemisia absinthium L. - Oldman

Artemisia campestris L. - Pacific Wormwood

Artemisia campestris subsp. caudata (Michx.) H. M. Hall & Clem. - Field Sagewort

Artemisia ludoviciana Nutt. - White Sagebrush

Artemisia ludoviciana subsp. ludoviciana - White Sagebrush

Asarum

Asarum canadense L. - Canadian Wild Ginger

Asclepias

Asclepias amplexicaulis Sm. - Clasping Milkweed

Asclepias exaltata L. - Poke Milkweed

Asclepias hirtella (Pennell) Woodson - Green Milkweed

Asclepias incarnata L. - Swamp Milkweed

Asclepias incarnata subsp. incarnata - Swamp Milkweed

Asclepias purpurascens L. - Purple Milkweed

Asclepias sullivantii Engelm. ex A. Gray - Prairie Milkweed

Asclepias syriaca L. - Common Milkweed

Asclepias tuberosa L. - Butterfly Milkweed

Asclepias tuberosa subsp. interior Woodson - Butterfly Milkweed

Asclepias tuberosa subsp. tuberosa - Butterfly Milkweed

Asclepias verticillata L. - Whorled Milkweed

Asclepias viridiflora Raf. - Green Comet Milkweed

Asimina

Asimina triloba (L.) Dunal - Common Pawpaw

Asparagus

Asparagus officinalis L. - Asparagus

Asplenium

Asplenium platyneuron (L.) Britton, Sterns & Poggenb. - Ebony Spleenwort

Asplenium rhizophyllum L. - Walking Fern

Astragalus

Astragalus canadensis L. - Canadian Milk-Vetch

Astragalus canadensis var. canadensis - Canadian Milkvetch

Astragalus glycyphyllos L. - Licorice Milk-Vetch

Athyrium

Athyrium filix-femina (L.) Roth - Lady Fern

Athyrium filix-femina var. angustum (Willd.) G. Lawson - Northern Lady Fern

Atriplex

Atriplex patula L. - Halberd-Leaf Orache

Aureolaria

Aureolaria flava (L.) Farw. - Smooth Yellow False Foxglove

Aureolaria flava var. flava - Smooth Yellow False Foxglove

Aureolaria pedicularia (L.) Raf. - Fern-Leaf Yellow False Foxglove

Aureolaria pedicularia var. ambigens (Fernald) Farw. - Fern-Leaf Yellow False Foxglove

Aureolaria virginica (L.) Pennell - Downy Yellow False Foxglove

Avena

Avena sativa L. - Oat

Baptisia

Baptisia alba R.Br. - White Wild Indigo

Baptisia alba var. macrophylla (Larisey) Isely - Largeleaf Wild Indigo

Barbarea

Barbarea verna (Mill.) Asch. - Early Yellow-Rocket

Barbarea vulgaris W. T. Aiton - Garden Yellow-Rocket

Bartonia

Bartonia virginica (L.) Britton, Sterns & Poggenb. - Yellow Screwstem

Berberis

Berberis aquifolium Pursh - Holly-Leaf Oregon-Grape

Berteroa

Berteroa incana (L.) DC. - Hoary False Madwort

Besseya

Besseya bullii (Eaton) Rydb. - Bull's Coraldrops

Betula

Betula alleghaniensis Britton - Yellow Birch

Betula nigra L. - River Birch

Betula pumila L. - Bog Birch

Bidens

Bidens beckii Torr. ex Spreng. - Beck's Water-Marigold

Bidens bipinnata L. - Spanish-Needles

Bidens cernua L. - Nodding Burr-Marigold

Bidens connata Muhl. ex Willd. - Purplestem Beggarticks

Bidens discoidea (Torr. & A. Gray) Britton - Small Beggarticks

Bidens frondosa L. - Devil's-Pitchfork

Bidens trichosperma (Michx.) Britton - Crowned Beggarticks

Bidens vulgata Greene - Tall Beggarticks

Blephilia

Blephilia ciliata (L.) Benth. - Downy Pagoda-Plant

Blephilia hirsuta (Pursh) Benth. - Hairy Pagoda-Plant

Blephilia hirsuta var. hirsuta - Hairy Pagoda-Plant

Boechera

Boechera stricta (Graham) Al-Shehbaz - Canadian Rockcress

Boehmeria

Boehmeria cylindrica (L.) Sw. - Small-Spike False Nettle

Bolboschoenus

Bolboschoenus fluviatilis (Torr.) Soják - River Wood Club-Rush

Borodinia

Borodinia canadensis (L.) P. J. Alexander & Windham - Sicklepod

Borodinia dentata (Raf.) P. J. Alexander & Windham - Short's False Rockcress

Borodinia laevigata (Muhl. ex Willd.) P. J. Alexander & Windham - Smooth False Rockcress

Borodinia missouriensis (Greene) P. J. Alexander & Windham - Green False Rockcress

Botrychium

Botrychium matricariifolium (Döll) A. Braun ex W. D. J. Koch - Daisy-Leaf Moonwort

Botrypus

Botrypus virginianus (L.) Michx. - Rattlesnake Fern

Bouteloua

Bouteloua curtipendula (Michx.) Torr. - Side-Oats Grama

Brachyelytrum

Brachyelytrum erectum P. Beauv. - Bearded Shorthusk

Brasenia

Brasenia schreberi J. F. Gmel. - Watershield

Brassica

Brassica juncea (L.) Czern. - India mustard

Brassica napus L. - Turnip

Brassica nigra (L.) W. D. J. Koch - Black Mustard

Brickellia

Brickellia eupatorioides (L.) Shinners - False Boneset

Brickellia eupatorioides var. corymbulosa (Torr. & A. Gray) Shinners - False Boneset

Brickellia eupatorioides var. eupatorioides - False Boneset

Bromus

Bromus ciliatus L. - Fringed Brome

Bromus commutatus Schrad. - Meadow Brome

Bromus inermis Leyss. - Smooth Brome

Bromus japonicus Thunb. - Japanese Brome

Bromus kalmii A. Gray - Kalm's Brome

Bromus latiglumis (Scribn. ex Shear) Hitchc. - Early-Leaf Brome

Bromus nottowayanus Fernald - Nottoway Valley Brome

Bromus pubescens Muhl. ex Willd. - Hairy Woodland Brome

Bromus secalinus L. - Rye Brome

Bromus tectorum L. - Cheat Grass

Buglossoides

Buglossoides arvensis (L.) I. M. Johnst. - Corn-Gromwell

Bulbostylis

Bulbostylis capillaris (L.) Kunth ex C. B. Clarke - Dense-Tuft Hair Sedge

Butomus

Butomus umbellatus L. - Lesser Flowering-Rush

Cakile

Cakile edentula (Bigelow) Hook. - American Searocket

Cakile edentula subsp. edentula - American Searocket

Calamagrostis

Calamagrostis canadensis (Michx.) P. Beauv. - Bluejoint

Calamagrostis canadensis var. canadensis - Bluejoint

Calamagrostis stricta (Timm) Koel. - Slim-Stem Reed Grass

Calamagrostis stricta subsp. inexpansa (A. Gray) C. W. Greene - Maui Reed Grass

Calla

Calla palustris L. - Water-Dragon

Callitriche

Callitriche terrestris Raf. - Terrestrial Water-Starwort

Calopogon

Calopogon tuberosus (L.) Britton, Sterns & Poggenb. - Tuberous Grass-Pink

Calopogon tuberosus var. tuberosus - Tuberous Grass-Pink

Caltha

Caltha palustris L. - Yellow Marsh-Marigold

Calystegia

Calystegia catesbeiana Pursh - Catesby's False Bindweed

Calystegia pubescens Lindl. - Hairy False Bindweed

Calystegia sepium (L.) R. Br. - Hedge False Bindweed

Calystegia sepium subsp. americana (Sims) Brummitt - Hedge False Bindweed

Calystegia sepium subsp. erratica Brummitt - Hedge False Bindweed

Calystegia spithamaea (L.) Pursh - Low False Bindweed

Calystegia spithamaea subsp. spithamaea - Low False Bindweed

Camassia

Camassia scilloides (Raf.) Cory - Atlantic Camas

Camelina

Camelina microcarpa Andrz. ex DC. - Little-Pod False Flax

Campanula

Campanula aparinoides Pursh - Marsh Bellflower

Campanula rapunculoides L. - Creeping Bellflower

Campanula rotundifolia L. - Bluebell-of-Scotland

Campanulastrum

Campanulastrum americanum (L.) Small - American-Bellflower

Campsis

Campsis radicans (L.) Seem. ex Bureau - Trumpet-Creeper

Cannabis

Cannabis sativa L. - Hemp

Capsella

Capsella bursa-pastoris (L.) Medik. - Shepherd's-Purse

Cardamine

Cardamine bulbosa (Schreb. ex Muhl.) Britton, Sterns & Poggenb. - Bulbous Bittercress

Cardamine concatenata (Michx.) O. Schwarz - Cut-Leaf Toothwort

Cardamine diphylla (Michx.) Alph. Wood - Crinkleroot

Cardamine douglassii Britton - Limestone Bittercress

Cardamine pensylvanica Muhl. ex Willd. - Quaker Bittercress

Cardamine pratensis L. - Cuckoo-Flower

Carex

Carex acutiformis Ehrh. - Lesser Pond Sedge

Carex alata Torr. - Broad-Wing Sedge

Carex albicans Willd. ex Spreng. - White-Tinge Sedge

Carex albicans var. albicans - White-Tinge Sedge

Carex albicans var. emmonsii (Dewey ex Torr.) Rettig - Emmon's sedge

Carex albolutescens Schwein. - Green-White Sedge

Carex albursina E. Sheld. - White Bear Sedge

Carex amphibola Steud. - Eastern Narrow-Leaf Sedge

Carex annectens (E. P. Bicknell) E. P. Bicknell - Yellow-Fruit Sedge

Carex aquatilis Wahlenb. - Leafy Tussock Sedge

Carex aquatilis var. substricta Kük. - Leafy Tussock Sedge

Carex atherodes Spreng. - Wheat Sedge

Carex atlantica L. H. Bailey - Prickly Bog Sedge

Carex atlantica subsp. atlantica - Atlantic Sedge

Carex atlantica subsp. capillacea (L. H. Bailey) Reznicek - Prickly Bog Sedge

Carex bebbii (L. H. Bailey) Fernald - Bebb's Sedge

Carex bicknellii Britton - Bicknell's Sedge

Carex blanda Dewey - Eastern Woodland Sedge

Carex bromoides Schkuhr ex Willd. - Brome-Like Sedge

Carex bromoides subsp. bromoides - Brome-Like Sedge

Carex buxbaumii Wahlenb. - Brown Bog Sedge

Carex canescens L. - Hoary Sedge

Carex canescens subsp. canescens - Silvery Sedge

Carex canescens subsp. disjuncta (Fernald) Toivonen - Silvery Sedge

Carex careyana Torr. ex Dewey - Carey's Sedge

Carex cephaloidea (Dewey) Dewey - Thin-Leaf Sedge

Carex cephalophora Muhl. ex Willd. - Oval-Headed Sedge

Carex chordorrhiza Ehrh. ex L. f. - Rope-Root Sedge

Carex communis L. H. Bailey - Fibrous-Root Sedge

Carex comosa Boott - Bearded Sedge

Carex conjuncta Boott - Soft Fox Sedge

Carex crinita Lam. - Fringed Sedge

Carex crinita var. crinita - Fringed Sedge

Carex cristatella Britton - Crested Sedge

Carex cryptolepis Mack. - Northeastern Sedge

Carex davisii Schwein. & Torr. - Davis' Sedge

Carex debilis Michx. - White-Edge Sedge

Carex debilis var. rudgei L. H. Bailey - White-Edge Sedge

Carex diandra Schrank - Lesser Tussock Sedge

Carex digitalis Willd. - Slender Woodland Sedge

Carex digitalis var. digitalis - Slender Woodland Sedge

Carex disperma Dewey - Soft-Leaf Sedge

Carex echinata Murray - Star Sedge

Carex echinata subsp. echinata - Star Sedge

Carex echinodes (Fernald) P. Rothr., Reznicek & Hipp - Marsh Straw Sedge

Carex emoryi Dewey - Emory's Sedge

Carex flava L. - Yellow-Green Sedge

Carex frankii Kunth - Frank's Sedge

Carex gracilescens Steud. - Slender Loose-Flower Sedge

Carex gracillima Schwein. - Graceful Sedge

Carex granularis Muhl. ex Willd. - Limestone-Meadow Sedge

Carex grayi J. Carey - Gray's Sedge

Carex grisea Wahlenb. - Inflated Narrow-Leaf Sedge

Carex hirsutella Mack. - Fuzzy-Wuzzy Sedge

Carex hirtifolia Mack. - Pubescent Sedge

Carex hitchcockiana Dewey - Hitchcock's Sedge

Carex hyalinolepis Steud. - Shoreline Sedge

Carex hystericina Muhl. ex Willd. - Porcupine Sedge

Carex interior L. H. Bailey - Inland Sedge

Carex intumescens Rudge - Greater Bladder Sedge

Carex jamesii Schwein. - James' Sedge

Carex lacustris Willd. - Lakebank Sedge

Carex laevivaginata (Kük.) Mack. - Smooth-Sheath Sedge

Carex lasiocarpa Ehrh. - Woolly-Fruit Sedge

Carex lasiocarpa subsp. americana (Fernald) Hulten - Woolly-Fruit Sedge

Carex laxiculmis Schwein. - Spreading Sedge

Carex laxiculmis var. copulata (L. H. Bailey) Fernald - Spreading Sedge

Carex laxiculmis var. laxiculmis - Spreading Sedge

Carex laxiflora Lam. - Broad Loose-Flower Sedge

Carex leavenworthii Dewey - Leavenworth's Sedge

Carex leptalea Wahlenb. - Bristly-Stalk Sedge

Carex leptalea subsp. harperi (Fernald) W. Stone - Bristly-Stalk Sedge

Carex leptalea subsp. leptalea - Bristlystalked Sedge

Carex limosa L. - Mud Sedge

Carex livida (Wahlenb.) Willd. - Livid Sedge

Carex longii Mack. - Long's Sedge

Carex lupuliformis Sartwell ex Dewey - False Hop Sedge

Carex lupulina Muhl. ex Willd. - Hop Sedge

Carex lurida Wahlenb. - Sallow Sedge

Carex meadii Dewey - Mead's Sedge

Carex molesta Mack. ex Bright - Troublesome Sedge

Carex muehlenbergii Schkuhr ex Willd. - Muhlenberg's Sedge

Carex muehlenbergii var. enervis Boott - Muhlenberg's Sedge

Carex muehlenbergii var. muehlenbergii - Muhlenberg's Sedge

Carex muskingumensis Schwein. - Muskingum Sedge

Carex normalis Mack. - Greater Straw Sedge

Carex oligocarpa Schkuhr ex Willd. - Richwoods Sedge

Carex oligosperma Michx. - Few-Seed Sedge

Carex pellita Muhl. ex Willd. - Woolly Sedge

Carex pensylvanica Lam. - Pennsylvania Sedge

Carex plantaginea Lam. - Plantain-Leaf Sedge

Carex prairea Dewey - Prairie Sedge

Carex prasina Wahlenb. - Drooping Sedge

Carex radiata (Wahlenb.) Small - Eastern Star Sedge

Carex retrorsa Schwein. - Retrorse Sedge

Carex rosea Schkuhr ex Willd. - Rosy Sedge

Carex sartwellii Dewey - Sartwell's Sedge

Carex scabrata Schwein. - Eastern Rough Sedge

Carex scoparia Schkuhr ex Willd. - Pointed Broom Sedge

Carex seorsa Howe - Weak Stellate Sedge

Carex siccata Dewey - Dry-Spike Sedge

Carex sparganioides Muhl. ex Willd. - Burr-Reed Sedge

Carex sprengelii Dewey ex Spreng. - Long-Beak Sedge

Carex sterilis Willd. - Dioecious Sedge

Carex stipata Muhl. ex Willd. - Stalk-Grain Sedge

Carex stipata var. stipata - Stalk-Grain Sedge

Carex straminea Willd. - Eastern Straw Sedge

Carex stricta Lam. - Uptight Sedge

Carex suberecta (Olney) Britton - Prairie Straw Sedge

Carex swanii (Fernald) Mack. - Swan's Sedge

Carex tetanica Schkuhr - Rigid Sedge

Carex tonsa (Fernald) E. P. Bicknell - Shaved Sedge

Carex tonsa var. rugosperma (Mack.) Crins - Parachute Sedge

Carex tribuloides Wahlenb. - Blunt Broom Sedge

Carex tribuloides var. tribuloides - Blunt Broom Sedge

Carex trichocarpa Muhl. ex Willd. - Hairy-Fruit Sedge

Carex trisperma Dewey - Three-Seed Sedge

Carex tuckermanii Dewey - Tuckerman's Sedge

Carex typhina Michx. - Cat-Tail Sedge

Carex utriculata Boott - Northwest Territory Sedge

Carex vesicaria L. - Lesser Bladder Sedge

Carex viridula Michx. - Little Green Sedge

Carex viridula var. viridula - Little Green Sedge

Carex vulpinoidea Michx. - Common Fox Sedge

Carex woodii Dewey - Pretty Sedge

Carex × deamii F. J. Herm. - Hybrid Sedge

Carpinus

Carpinus caroliniana Walter - American Hornbeam

Carpinus caroliniana subsp. virginiana (Marshall) Furlow - American Hornbeam

Carya

Carya cordiformis (Wangenh.) K. Koch - Bitter-Nut Hickory

Carya glabra (Mill.) Sweet - Pignut Hickory

Carya laciniosa (Michx. f.) G. Don - Shell-Bark Hickory

Carya ovata (Mill.) K. Koch - Shag-Bark Hickory

Carya tomentosa (Poir.) Nutt. - Mockernut Hickory

Castilleja

Castilleja coccinea (L.) Spreng. - Scarlet Indian-Paintbrush

Catalpa

Catalpa bignonioides Walter - Southern Catalpa

Caulophyllum

Caulophyllum thalictroides (L.) Michx. - Blue Cohosh

Ceanothus

Ceanothus americanus L. - New Jersey-Tea

Celastrus

Celastrus scandens L. - American Bittersweet

Celtis

Celtis occidentalis L. - Common Hackberry

Celtis tenuifolia Nutt. - Dwarf Hackberry

Cenchrus

Cenchrus longispinus (Hack.) Fernald - Innocent-Weed

Centaurea

Centaurea cyanus L. - Garden Cornflower

Cephalanthus

Cephalanthus occidentalis L. - Common Buttonbush

Cerastium

Cerastium arvense L. - Field Mouse-Ear Chickweed

Cerastium arvense subsp. strictum (L.) Ugborogho - Field Mouse-Ear Chickweed

Cerastium fontanum Baumg. - Common Mouse-Ear Chickweed

Cerastium fontanum subsp. vulgare (Hartm.) Greuter & Burdet - Common Mouse-Ear Chickweed

Cerastium nutans Raf. - Nodding Mouse-Ear Chickweed

Cerastium velutinum Raf. - Large Mouse-Ear Chickweed

Cerastium velutinum var. velutinum - Large Mouse-Ear Chickweed

Ceratophyllum

Ceratophyllum demersum L. - Coon's-Tail

Cercis

Cercis canadensis L. - Redbud

Cercis canadensis var. canadensis - Eastern Redbud

Chaenorhinum

Chaenorhinum minus (L.) Lange - Dwarf-Snapdragon

Chaerophyllum

Chaerophyllum procumbens (L.) Crantz - Spreading Chervil

Chaerophyllum procumbens var. procumbens - Spreading Chervil

Chamaecrista

Chamaecrista fasciculata (Michx.) Greene - Sleepingplant

Chamaecrista fasciculata var. fasciculata - Showy Partridge-Pea

Chamaecrista nictitans (L.) Moench - Partridge-Pea

Chamaecrista nictitans var. nictitans - Sensitive Partridge-Pea

Chamaedaphne

Chamaedaphne calyculata (L.) Moench - Leatherleaf

Chamaenerion

Chamaenerion angustifolium (L.) Scop. - Narrow-Leaf Fireweed

Chamaenerion angustifolium subsp. circumvagum (Mosquin) Moldenke - Narrow-Leaf Fireweed

Chelidonium

Chelidonium majus L. - Greater Celandine

Chelone

Chelone glabra L. - White Turtlehead

Chenopodiastrum

Chenopodiastrum simplex (Torr.) S. Fuentes-B., Uotila & Borsch - Giant-Seed Mock Goosefoot

Chenopodium

Chenopodium album L. - Lamb's-Quarters

Chenopodium berlandieri Moq. - Pit-Seed Goosefoot

Chenopodium berlandieri var. bushianum (Aellen) Cronquist - Pitseed Goosefoot

Chenopodium berlandieri var. zschackei (Murr) Murr ex Gräben. - Zschack's Goosefoot

Chenopodium capitatum (L.) Ambrosi - Strawberry-Blite

Chenopodium capitatum var. capitatum - Strawberry-Blite

Chenopodium pratericola Rydb. - Desert Goosefoot

Chenopodium standleyanum Aellen - Standley's Goosefoot

Chenopodium urbicum L. - City Eurasian-Goosefoot

Chimaphila

Chimaphila umbellata (L.) W. P. C. Barton - Pipsissewa

Chimaphila umbellata subsp. umbellata - Pipsissewa

Chloris

Chloris verticillata Nutt. - Tumble Windmill Grass

Cichorium

Cichorium intybus L. - Chicory

Cicuta

Cicuta bulbifera L. - Bulblet-Bearing Water-Hemlock

Cicuta maculata L. - Spotted Water-Hemlock

Cinna

Cinna arundinacea L. - Sweet Wood-Reed

Circaea

Circaea alpina L. - Small Enchanter's-Nightshade

Circaea alpina subsp. alpina - Small Enchanter's-Nightshade

Circaea canadensis (L.) Hill - Broad-Leaf Enchanter's-Nightshade

Cirsium

Cirsium altissimum (L.) Spreng. - Tall Thistle

Cirsium arvense (L.) Scop. - Canadian Thistle

Cirsium discolor (Muhl. ex Willd.) Spreng. - Field Thistle

Cirsium muticum Michx. - Swamp Thistle

Cirsium pumilum Spreng. - Pasture Thistle

Cirsium pumilum var. hillii (Canby) B. Boivin - Hill's Thistle

Cirsium undulatum (Nutt.) Spreng. - Wavy-Leaf Thistle

Cirsium vulgare (Savi) Ten. - Bull Thistle

Cladium

Cladium mariscoides (Muhl.) Torr. - Smooth Saw-Grass

Claytonia

Claytonia virginica L. - Virginia Springbeauty

Clematis

Clematis viorna L. - Vasevine

Clematis virginiana L. - Devil's-Darning-Needles

Clinopodium

Clinopodium arkansanum (Nutt.) House - Limestone Wild Basil

Coeloglossum

Coeloglossum viride (L.) Hartm. - Long-Bract Frog Orchid

Coeloglossum viride var. virescens (Muhl. ex Willd.) Luer - Long-Bract Frog Orchid

Coleataenia

Coleataenia rigidula (Bosc ex Nees) LeBlond - Red-Top Cut-Throat Grass

Coleataenia rigidula subsp. rigidula - Red-Top Cut-Throat Grass

Collinsia

Collinsia verna Nutt. - Spring Blue-Eyed Mary

Collinsonia

Collinsonia canadensis L. - Richweed

Comandra

Comandra umbellata (L.) Nutt. - Bastard-Toadflax

Comandra umbellata subsp. umbellata - Bastard-Toadflax

Comarum

Comarum palustre L. - Purple Marshlocks

Commelina

Commelina erecta L. - White-Mouth Dayflower

Conioselinum

Conioselinum chinense (L.) Britton, Sterns & Poggenb. - Chinese Hemlock-Parsley

Conium

Conium maculatum L. - Poison-Hemlock

Conoclinium

Conoclinium coelestinum (L.) DC. - Blue Mistflower

Conopholis

Conopholis americana (L.) Wallr. - American Squawroot

Convolvulus

Convolvulus arvensis L. - Field Bindweed

Conyza

Conyza canadensis (L.) Cronquist - Canadian Horseweed

Conyza ramosissima Cronquist - Dwarf Horseweed

Coptis

Coptis trifolia (L.) Salisb. - Three-Leaf Goldthread

Corallorhiza

Corallorhiza maculata (Raf.) Raf. - Summer Coralroot

Corallorhiza maculata var. maculata - Summer Coralroot

Corallorhiza odontorhiza (Willd.) Poir. - Autumn Coralroot

Corallorhiza wisteriana Conrad - Spring Coralroot

Coreopsis

Coreopsis palmata Nutt. - Stiff Tickseed

Coreopsis tinctoria Nutt. - Golden Tickseed

Coreopsis tripteris L. - Tall Tickseed

Cornus

Cornus alternifolia L. f. - Alternate-Leaf Dogwood

Cornus florida L. - Flowering Dogwood

Cornus obliqua Raf. - Pale Dogwood

Cornus racemosa Lam. - Gray Dogwood

Cornus rugosa Lam. - Round-Leaf Dogwood

Cornus sericea L. - Red Osier

Corydalis

Corydalis flavula (Raf.) DC. - Yellow Fumewort

Corydalis micrantha (Engelm. ex A. Gray) A. Gray - Small-Flower Fumewort

Corydalis micrantha subsp. micrantha - Small-Flower Fumewort

Corylus

Corylus americana Walter - American Hazelnut

Cosmos

Cosmos bipinnatus Cav. - Garden Cosmos

Crataegus

Crataegus calpodendron (Ehrh.) Medik. - Pear Hawthorn

Crataegus coccinea L. - Scarlet Hawthorn

Crataegus intricata Lange - Copenhagen Hawthorn

Crataegus macrosperma Ashe - Big-Fruit Hawthorn

Crataegus margarettae Ashe - Margarett's Hawthorn

Crataegus mollis (Torr. & A. Gray) Scheele - Downy Hawthorn

Crataegus prona Ashe - Illinois Hawthorn

Crataegus pruinosa (H. L. Wendl.) K. Koch - Waxy-Fruit Hawthorn

Crataegus punctata Jacq. - Dotted Hawthorn

Crataegus succulenta Schrad. ex Link - Bicknell's Hawthorn

Crepis

Crepis tectorum L. - Narrow-Leaf Hawk's-Beard

Crocanthemum

Crocanthemum bicknellii (Fernald) Janch. - Hoary Frostweed

Crocanthemum canadense (L.) Britton - Long-Branch Frostweed

Cryptotaenia

Cryptotaenia canadensis (L.) DC. - Canadian Honewort

Cuphea

Cuphea viscosissima Jacq. - Blue Waxweed

Cuscuta

Cuscuta campestris Yunck. - Field Dodder

Cuscuta cephalanthi Engelm. - Buttonbush Dodder

Cuscuta coryli Engelm. - Hazel Dodder

Cuscuta glomerata Choisy - Rope Dodder

Cuscuta gronovii Willd. ex Schult. - Scaldweed

Cuscuta gronovii var. gronovii - Scaldweed

Cuscuta pentagona Engelm. - Bush-Clover Dodder

Cycloloma

Cycloloma atriplicifolium (Spreng.) J. M. Coult. - Winged-Pigweed

Cymbalaria

Cymbalaria muralis G. Gaertn., B. Mey. & Scherb. - Kenilworth Ivy

Cynoglossum

Cynoglossum officinale L. - Gypsy-Flower

Cynoglossum virginianum L. - Wild Comfrey

Cynoglossum virginianum var. boreale (Fernald) Cooperr. - Northern Wild Comfrey

Cyperus

Cyperus bipartitus Torr. - Shining Flat Sedge

Cyperus diandrus Torr. - Umbrella Flat Sedge

Cyperus erythrorhizos Muhl. - Red-Root Flat Sedge

Cyperus esculentus L. - Chufa

Cyperus esculentus var. leptostachyus Boeckeler - Chufa

Cyperus lupulinus (Spreng.) Marcks - Great Plains Flat Sedge

Cyperus lupulinus subsp. lupulinus - Great Plains Flat Sedge

Cyperus lupulinus subsp. macilentus (Fernald) Marcks - Great Plains Flat Sedge

Cyperus odoratus L. - Rusty Flat Sedge

Cyperus squarrosus L. - Awned Flat Sedge

Cyperus strigosus L. - Straw-Color Flat Sedge

Cyperus × deamii O’Neill - Hybrid Flatsedge

Cyperus × nieuwlandii Geise - Hybrid Flatsedge

Cypripedium

Cypripedium acaule Aiton - Pink Lady's-Slipper

Cypripedium candidum Muhl. ex Willd. - Small White Lady's-Slipper

Cypripedium parviflorum Salisb. - Yellow Lady's-Slipper

Cypripedium parviflorum var. makasin (Farw.) Sheviak - Yellow Lady's-Slipper

Cypripedium parviflorum var. pubescens (Willd.) O. W. Knight - Greater Yellow Lady's-Slipper

Cypripedium reginae Walter - Showy Lady's-Slipper

Cystopteris

Cystopteris bulbifera (L.) Bernh. - Bulblet Bladder Fern

Cystopteris protrusa (Weath.) Blasdell - Lowland Bladder Fern

Dactylis

Dactylis glomerata L. - Orchard Grass

Dalea

Dalea candida Michx. ex Willd. - White Prairie-Clover

Dalea candida var. candida - White Prairie Clover

Dalea purpurea Vent. - Violet Prairie-Clover

Danthonia

Danthonia spicata (L.) P. Beauv. ex Roem. & Schult. - Poverty Wild Oat Grass

Dasiphora

Dasiphora fruticosa (L.) Rydb. - Golden-Hardhack

Dasistoma

Dasistoma macrophylla (Nutt.) Raf. - Mullein-Foxglove

Datura

Datura stramonium L. - Jimsonweed

Daucus

Daucus carota L. - Queen Anne's-Lace

Decodon

Decodon verticillatus (L.) Elliott - Swamp-Loosestrife

Dendrolycopodium

Dendrolycopodium obscurum (L.) A. Haines - Princess-Pine

Deparia

Deparia acrostichoides (Sw.) M. Kato - Silvery-Spleenwort

Deschampsia

Deschampsia cespitosa (L.) P. Beauv. - Tufted Hair Grass

Desmodium

Desmodium canadense (L.) DC. - Showy Tick-Trefoil

Desmodium canescens (L.) DC. - Hoary Tick-Trefoil

Desmodium ciliare (Muhl. ex Willd.) DC. - Hairy Small-Leaf Tick-Trefoil

Desmodium cuspidatum (Muhl. ex Willd.) Loudon - Large-Bract Tick-Trefoil

Desmodium cuspidatum var. cuspidatum - Large-Bract Tick-Trefoil

Desmodium glabellum (Michx.) DC. - Dillenius' Tick-Trefoil

Desmodium illinoense A. Gray - Illinois Tick-Trefoil

Desmodium marilandicum (L.) DC. - Small-Leaf Tick-Trefoil

Desmodium obtusum (Muhl. ex Willd.) DC. - Stiff Tick-Trefoil

Desmodium paniculatum (L.) DC. - Panicled-Leaf Tick-Trefoil

Desmodium paniculatum var. paniculatum - Panicled-Leaf Tick-Trefoil

Desmodium perplexum B. G. Schub. - Perplexed Tick-Trefoil

Desmodium rotundifolium DC. - Prostrate Tick-Trefoil

Desmodium sessilifolium (Torr.) Torr. & A. Gray - sessileleaf ticktrefoil

Dianthus

Dianthus armeria L. - Deptford Pink

Dianthus armeria subsp. armeria - Deptford Pink

Dicentra

Dicentra canadensis (Goldie) Walp. - Squirrel-Corn

Dicentra cucullaria (L.) Bernh. - Dutchman's-Breeches

Dichanthelium

Dichanthelium acuminatum (Sw.) Gould & C. A. Clark - Tapered Witch Grass

Dichanthelium acuminatum subsp. acuminatum - Tapered Witch Grass

Dichanthelium acuminatum subsp. columbianum (Scribn.) Freckmann & Lelong - Columbia Witch Grass

Dichanthelium acuminatum subsp. fasciculatum (Torr.) Freckmann & Lelong - Western Witch Grass

Dichanthelium acuminatum subsp. implicatum (Scribn.) Freckmann & Lelong - Common Witch Grass

Dichanthelium acuminatum subsp. lindheimeri (Nash) Freckmann & Lelong - Lindheimer's Witch Grass

Dichanthelium acuminatum subsp. spretum (Schult.) Freckmann & Lelong - Tapered Witch Grass

Dichanthelium boreale (Nash) Freckmann - Northern Witch Grass

Dichanthelium clandestinum (L.) Gould - Deer-Tongue Witch Grass

Dichanthelium commutatum (Schult.) Gould - Variable Witch Grass

Dichanthelium depauperatum (Muhl.) Gould - Starved Witch Grass

Dichanthelium dichotomum (L.) Gould - Cypress Witch Grass

Dichanthelium dichotomum subsp. dichotomum - Cypress Witch Grass

Dichanthelium latifolium (L.) Harvill - Broad-Leaf Witch Grass

Dichanthelium leibergii (Vasey) Freckmann - Leiberg's Witch Grass

Dichanthelium linearifolium (Scribn. ex Nash) Gould - Slim-Leaf Witch Grass

Dichanthelium oligosanthes (Schult.) Gould - Heller's Witch Grass

Dichanthelium oligosanthes subsp. oligosanthes - Heller's Witch Grass

Dichanthelium oligosanthes subsp. scribnerianum (Nash) Freckmann & Lelong - Scribner's Witch Grass

Dichanthelium ovale (Elliott) Gould & C. A. Clark - Egg-Leaf Witch Grass

Dichanthelium ovale subsp. praecocius (Hitchc. & Chase) Freckmann & Lelong - Egg-Leaf Witch Grass

Dichanthelium ovale subsp. pseudopubescens (Nash) Freckmann & Lelong - Egg-Leaf Witch Grass

Dichanthelium ovale subsp. villosissimum (Nash) Freckmann & Lelong - Egg-Leaf Witch Grass

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