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distribution of the species.
1 (Map) Abelmoschus esculentus OKRA
2 (Map) Abutilon theophrastii BUTTONWEED
3 (Map) Acalypha deamii LARGE-SEEDED MERCURY
4 (Map) Acalypha gracilens SLENDER THREE-SEEDED MERCURY
5 (Map) Acalypha gracilens monococca SLENDER THREE-SEEDED MERCURY
6 (Map) Acalypha ostryaefolia THREE-SEEDED MERCURY
7 (Map) Acalypha rhomboidea THREE-SEEDED MERCURY
8 (Map) Acalypha virginica THREE-SEEDED MERCURY
9 (Map) Acer floridanum SOUTHERN SUGAR MAPLE
10 (Map) Acer ginnala AMUR MAPLE
11 (Map) Acer negundo ASH-LEAVED MAPLE
12 (Map) Acer nigrum BLACK MAPLE
13 (Map) Acer platanoides NORWAY MAPLE
14 (Map) Acer pseudoplatanus SYCAMORE MAPLE
15 (Map) Acer rubrum RED MAPLE
16 (Map) Acer rubrum drummondii DRUMMOND'S RED MAPLE
17 (Map) Acer rubrum tomentosum RED MAPLE
18 (Map) Acer rubrum trilobum RED MAPLE
19 (Map) Acer saccharinum RIVER MAPLE
20 (Map) Acer saccharum HARD MAPLE
21 (Map) Acer saccharum schneckii SCHNECK'S SUGAR MAPLE
22 (Map) Achillea millefolium COMMON MILFOIL
23 (Map) Achillea millefolium lanulosa NOSEBLEED
24 (Map) Aconitum uncinatum
25 (Map) Acorus americanus FLAG ROOT
26 (Map) Actaea pachypoda DOLL'S-EYES
27 (Map) Actaea rubra RED BANEBERRY
28 (Map) Actaea rubra neglecta
29 (Map) Adiantum pedatum MAIDENHAIR FERN
30 (Map) Adlumia fungosa ALLEGHENY VINE
31 (Map) Adoxa moschatellina MOSCHATEL
32 (Map) Aegopodium podagraria GOUTWEED
33 (Map) Aesculus flava SWEET BUCKEYE
34 (Map) Aesculus glabra OHIO BUCKEYE
35 (Map) Aesculus glabra leucodermis OHIO BUCKEYE
36 (Map) Aesculus hippocastanum HORSE-CHESTNUT
37 (Map) Aesculus pavia RED BUCKEYE
38 (Map) Aethusa cynapium FOOL'S PARSLEY
39 (Map) Agalinis aspera ROUGH FALSE FOXGLOVE
40 (Map) Agalinis besseyana SLENDER FALSE FOXGLOVE
41 (Map) Agalinis fasciculata FALSE FOXGLOVE
42 (Map) Agalinis gattingeri ROUND-STEMMED FALSE FOXGLOVE
43 (Map) Agalinis paupercula FALSE FOXGLOVE
44 (Map) Agalinis purpurea FALSE FOXGLOVE
45 (Map) Agalinis skinneriana PALE FALSE FOXGLOVE
46 (Map) Agalinis tenuifolia SLENDER FALSE FOXGLOVE
47 (Map) Agastache foeniculum BLUE GIANT HYSSOP
48 (Map) Agastache nepetoides YELLOW GIANT HYSSOP
49 (Map) Agastache scrophulariaefolia PURPLE GIANT HYSSOP
50 (Map) Agrimonia gryposepala TALL AGRIMONY
51 (Map) Agrimonia microcarpa SMALL-FRUITED AGRIMONY
52 (Map) Agrimonia parviflora SWAMP AGRIMONY
53 (Map) Agrimonia pubescens SOFT AGRIMONY
54 (Map) Agrimonia rostellata WOODLAND AGRIMONY
55 (Map) Agrohordeum X macounii MACOUN'S WILD RYE
56 (Map) Agropyron cristatum CRESTED WHEAT GRASS
57 (Map) Agropyron desertorum CRESTED WHEAT GRASS
58 (Map) Agropyron repens COUCH GRASS
59 (Map) Agropyron repens aristatum
60 (Map) Agropyron smithii COLORADO BLUESTEM
61 (Map) Agropyron smithii molle WESTERN WHEAT GRASS
62 (Map) Agropyron trachycaulum BEARDED WHEAT GRASS
63 (Map) Agropyron trachycaulum unilaterale BEARDED WHEAT GRASS
64 (Map) Agrostemma githago CORN COCKLE
65 (Map) Agrostis alba RED TOP
66 (Map) Agrostis alba palustris CREEPING BENT GRASS
67 (Map) Agrostis capillaris COLONIAL BENT GRASS
68 (Map) Agrostis elliottiana AWNED BENT GRASS
69 (Map) Agrostis hyemalis HAIR GRASS
70 (Map) Agrostis perennans AUTUMN BENT GRASS
71 (Map) Agrostis scabra ROUGH BENT GRASS
72 (Map) Agrostis scabra tuckermanii
73 (Map) Ailanthus altissima TREE-OF-HEAVEN
74 (Map) Aira caryophyllaea SILVER HAIRGRASS
75 (Map) Ajuga genevensis GENEVA BUGLEWEED
76 (Map) Ajuga reptans CARPET BUGLE
77 (Map) Albizia julibrissin MIMOSA
78 (Map) Alcea rosea HOLLYHOCK
79 (Map) Aletris farinosa COLIC ROOT
80 (Map) Alisma plantago aquatica parviflorum COMMON WATER PLANTAIN
81 (Map) Alisma plantago-aquatica americanam AMERICAN WATER PLANTAIN
82 (Map) Alliaria petiolata GARLIC MUSTARD
83 (Map) Allium ampeloprasum atroviolaceum WILD ONION
84 (Map) Allium burdickii RAMP
85 (Map) Allium canadense WILD GARLIC
86 (Map) Allium canadense mobilense GLADE ONION
87 (Map) Allium cepa ONION
88 (Map) Allium cernuum NODDING WILD ONION
89 (Map) Allium fistulosum WELCH ONION
90 (Map) Allium porrum
91 (Map) Allium sativum GARLIC
92 (Map) Allium schoenoprasum CHIVES
93 (Map) Allium schoenoprasum sibiricum WILD CHIVES
94 (Map) Allium stellatum CLIFF ONION
95 (Map) Allium tricoccum RAMP
96 (Map) Allium vineale FIELD GARLIC
97 (Map) Alnus glutinosa BLACK ALDER
98 (Map) Alnus incana rugosa SPECKLED ALDER
99 (Map) Alnus serrulata COMMON ALDER
100 (Map) Alopecurus aequalis FOXTAIL
101 (Map) Alopecurus carolinianus ANNUAL FOXTAIL
102 (Map) Alopecurus pratensis MEADOW FOXTAIL
103 (Map) Alyssum alyssoides PALE ALYSSUM
104 (Map) Amaranthus albus TUMBLEWEED
105 (Map) Amaranthus ambigens WATER HEMP
106 (Map) Amaranthus arenicola TORREY'S AMARANTH
107 (Map) Amaranthus caudatus PURPLE AMARANTH
108 (Map) Amaranthus cruentus LOVE-LIES-BLEEDING
109 (Map) Amaranthus graecizans PROSTRATE AMARANTH
110 (Map) Amaranthus hybridus GREEN AMARANTH
111 (Map) Amaranthus palmeri PALMER'S AMARANTH
112 (Map) Amaranthus powellii SMOOTH PIGWEED
113 (Map) Amaranthus retroflexus ROUGH PIGWEED
114 (Map) Amaranthus rudis TAMARISK WATERHEMP
115 (Map) Amaranthus spinosus SPINY PIGWEED
116 (Map) Amaranthus tuberculatus TALL WATERHEMP
117 (Map) Ambrosia artemisiifolia BITTERWEED
118 (Map) Ambrosia bidentata LANCELEAF RAGWEED
119 (Map) Ambrosia psilostachya WESTERN RAGWEED
120 (Map) Ambrosia tomentosa FALSE RAGWEED
121 (Map) Ambrosia trifida BUFFALO WEED
122 (Map) Ambrosia trifida texana
123 (Map) Amelanchier arborea JUNEBERRY
124 (Map) Amelanchier humilis LOW SHADBUSH
125 (Map) Amelanchier interior SHADBUSH
126 (Map) Amelanchier laevis SHADBUSH
127 (Map) Amelanchier sanguinea ROUND-LEAVED SERVICEBERRY
128 (Map) Ammannia auriculata SCARLET LOOSESTRIFE
129 (Map) Ammannia coccinea LONG-LEAVED AMMANNIA
130 (Map) Ammophila breviligulata BEACH GRASS
131 (Map) Amorpha canescens LEAD PLANT
132 (Map) Amorpha fruticosa FALSE INDIGO BUSH
133 (Map) Amorpha fruticosa angustifolia FALSE INDIGO
134 (Map) Amorpha fruticosa croceolanata FALSE INDIGO
135 (Map) Amorpha nitens SMOOTH FALSE INDIGO
136 (Map) Ampelopsis arborea PEPPER-VINE
137 (Map) Ampelopsis cordata RACCOON GRAPE
138 (Map) Amphiachyris dracunculoides BROOMWEED
139 (Map) Amphicarpa bracteata HOG PEANUT
140 (Map) Amphicarpa bracteata comosa HOG PEANUT
141 (Map) Amsinckia lycopsoides TARWEED
142 (Map) Amsinckia spectabilis FIDDLE-NECK
143 (Map) Amsonia tabernaemontana BLUE STAR
144 (Map) Amsonia tabernaemontana salicifolia BLUE STAR
145 (Map) Anagallis arvensis POOR MAN'S WEATHERGLASS
146 (Map) Anagallis minima CHAFFWEED
147 (Map) Anaphalis margaritacea
148 (Map) Anchusa officinalis COMMON ALKANET
149 (Map) Andromeda polifolia glaucophylla BOG ROSEMARY
150 (Map) Andropogon elliottii ELLIOTT'S BROOM SEDGE
151 (Map) Andropogon gerardii BIG BLUESTEM
152 (Map) Andropogon hallii SAND BLUESTEM
153 (Map) Andropogon ternarius BEARD GRASS
154 (Map) Andropogon virginicus BROOM SEDGE
155 (Map) Androsace occidentalis ANDROSACE
156 (Map) Anemone canadensis MEADOW ANEMONE
157 (Map) Anemone caroliniana CAROLINA ANEMONE
158 (Map) Anemone cylindrica CANDLE ANEMONE
159 (Map) Anemone quinquefolia WOOD ANEMONE
160 (Map) Anemone virginiana TALL ANEMONE
161 (Map) Anethum graveolens DILL
162 (Map) Angelica atropurpurea ANGELICA
163 (Map) Angelica venenosa WOOD ANGELICA
164 (Map) Anoda cristata CRESTED ANODA
165 (Map) Antennaria neglecta CAT'S FOOT
166 (Map) Antennaria neglecta attenuata EVERLASTING
167 (Map) Antennaria plantaginifolia EVERLASTING
168 (Map) Antennaria plantaginifolia ambigens EVERLASTING
169 (Map) Antennaria plantaginifolia arnoglossa EVERLASTING
170 (Map) Anthemis arvensis CORN CHAMOMILE
171 (Map) Anthemis cotula DOG FENNEL
172 (Map) Anthemis tinctoria GOLDEN CHAMOMILE
173 (Map) Anthoxanthum aristatum ANNUAL SWEET GRASS
174 (Map) Anthoxanthum odoratum SWEET VERMAL GRASS
175 (Map) Anthriscus cerefolium CHERVIL
176 (Map) Anthriscus sylvestris FALSE CHERVIL
177 (Map) Antirrhinum majus COMMON SNAPDRAGON
178 (Map) Apios americana GROUNDNUT
179 (Map) Apios priceana PRICE'S GROUNDNUT
180 (Map) Aplectrum hyemale ADAM-AND-EVE
181 (Map) Apocynum X medium INTERMEDIATE DOGBANE
182 (Map) Apocynum androsaemifolium SPREADING DOGBANE
183 (Map) Apocynum cannabinum DOGBANE
184 (Map) Apocynum sibiricum INDIAN HEMP
185 (Map) Apocynum sibiricum cordigerum INDIAN HEMP
186 (Map) Aquilegia canadensis COLUMBINE
187 (Map) Aquilegia vulgaris GARDEN COLUMBINE
188 (Map) Arabidopsis thaliana MOUSE-EARED CRESS
189 (Map) Arabis canadensis SICKLEPOD
190 (Map) Arabis drummondii DRUMMOND'S ROCK CRESS
191 (Map) Arabis glabra TOWER MUSTARD
192 (Map) Arabis hirsuta adpressipilis HAIRY ROCK CRESS
193 (Map) Arabis hirsuta glabrata ROCK CRESS
194 (Map) Arabis hirsuta pycnocarpa HAIRY ROCK CRESS
195 (Map) Arabis laevigata SMOOTH ROCK CRESS
196 (Map) Arabis lyrata LYRE-LEAVED ROCK CRESS
197 (Map) Arabis shortii TOOTHED CRESS
198 (Map) Arabis shortii phalacrocarpa TOOTHED CRESS
199 (Map) Aralia elata JAPANESE ANGELICA TREE
200 (Map) Aralia hispida BRISTLY SARSAPARILLA
201 (Map) Aralia nudicaulis WILD SARSAPARILLA
202 (Map) Aralia racemosa AMERICAN SPIKENARD
203 (Map) Aralia spinosa ANGELICA-TREE
204 (Map) Arctium lappa GREAT BURDOCK
205 (Map) Arctium minus COMMON BURDOCK
206 (Map) Arctium tomentosum COTTON BURDOCK
207 (Map) Arctostaphylos uva-ursi coactilis BEARBERRY
208 (Map) Arenaria serpyllifolia THYME-LEAVED SANDWORT
209 (Map) Argemone albiflora WHITE PRICKLY POPPY
210 (Map) Argemone mexicana MEXICAN POPPY
211 (Map) Arisaema dracontium GREEN DRAGON
212 (Map) Arisaema triphyllum INDIAN TURNIP
213 (Map) Arisaema triphyllum pusillum SMALL JACK-IN-BOX-PULPIT
214 (Map) Aristida basiramea FORKED-TIP THREE-AWN GRASS
215 (Map) Aristida curtissii CURTISS THREE AWN GRASS
216 (Map) Aristida desmantha THREE AWN
217 (Map) Aristida dichotoma POVERTY GRASS
218 (Map) Aristida glauca THREE AWN
219 (Map) Aristida intermedia FALSE ARROW FEATHER
220 (Map) Aristida longespica THREE AWN
221 (Map) Aristida longespica geniculata THREE AWN
222 (Map) Aristida oligantha PLAINS THREE AWN GRASS
223 (Map) Aristida purpurascens ARROWFEATHER
224 (Map) Aristida ramosissima SLENDER THREE AWN
225 (Map) Aristida ramosissima uniaristata
226 (Map) Aristida tuberculosa BEACH THREE AWN GRASS
227 (Map) Aristolochia serpentaria BIRTHWORT
228 (Map) Aristolochia serpentaria hastata NARROW-LEAVED SNAKEROOT
229 (Map) Aristolochia tomentosa DUTCHMAN'S PIPE
230 (Map) Armoracia aquatica LAKE CRESS
231 (Map) Armoracia rusticana HORSERADISH
232 (Map) Aronia melanocarpa BLACK CHOKECHERRY
233 (Map) Aronia prunifolia PURPLE CHOKEBERRY
234 (Map) Arrhenatherum elatius TALL OAT GRASS
235 (Map) Artemisia abrotanum GARDEN SAGEBRUSH
236 (Map) Artemisia absinthium ABSINTH
237 (Map) Artemisia annua ANNUAL WORMWOOD
238 (Map) Artemisia biennis BIENNIAL WORMWOOD
239 (Map) Artemisia campestris BEACH WORMWOOD
240 (Map) Artemisia dracunculus FALSE TARRAGON
241 (Map) Artemisia frigida FRINGED SAGEBRUSH
242 (Map) Artemisia ludoviciana LOUISIANA SAGEBRUSH
243 (Map) Artemisia ludoviciana gnaphalodes
244 (Map) Artemisia pontica ROMAN WORMWOOD
245 (Map) Artemisia serrata SAW-TOOTHED SAGEBRUSH
246 (Map) Artemisia vulgaris COMMON MUGWORT
247 (Map) Arum italicum ARUM
248 (Map) Aruncus dioicus GOAT'S-BEARD
249 (Map) Arundinaria gigantea GIANT CANE
250 (Map) Arundo donax GIANT REED
251 (Map) Asarum canadense CANADA WILD GINGER
252 (Map) Asarum canadense reflexum CANADA WILD GINGER
253 (Map) Asclepias amplexicaulis SAND MILKWEED
254 (Map) Asclepias exaltata POKE MILKWEED
255 (Map) Asclepias hirtella TALL GREEN MILKWEED
256 (Map) Asclepias incarnata SWAMP MILKWEED
257 (Map) Asclepias meadii MEAD'S MILKWEED
258 (Map) Asclepias ontarioides WOOLLY MILKWEED
259 (Map) Asclepias ovalifolia OVAL MILKWEED
260 (Map) Asclepias perennis WHITE MILKWEED
261 (Map) Asclepias purpurascens PURPLE MILKWEED
262 (Map) Asclepias quadrifolia WHORLED MILKWEED
263 (Map) Asclepias speciosa SHOWY MILKWEED
264 (Map) Asclepias stenophylla NARROW-LEAVED GREEN MILKWEED
265 (Map) Asclepias sullivantii PRAIRIE MILKWEED
266 (Map) Asclepias syriaca COMMON MILKWEED
267 (Map) Asclepias syriaca kansana COMMON MILKWEED
268 (Map) Asclepias tuberosa interior BUTTERFLYWEED
269 (Map) Asclepias variegata VARIEGATED MILKWEED
270 (Map) Asclepias verticillata HORSETAIL MILKWEED
271 (Map) Asclepias viridiflora GREEN MILKWEED
272 (Map) Asclepias viridis GREEN-FLOWERED MILKWEED
273 (Map) Asimina triloba BANANA TREE
274 (Map) Asparagus officinalis GARDEN ASPARAGUS
275 (Map) Asperugo procumbens MADWORT
276 (Map) Asplenium X ebenoides SCOTT'S SPLEENWORT
277 (Map) Asplenium X gravesii GRAVES' SPLEENWORT
278 (Map) Asplenium X herb-wagneri WAGNER'S SPLEENWORT
279 (Map) Asplenium X kentuckiense KENTUCKY SPLEENWORT
280 (Map) Asplenium X shawneense SHAWNEE SPLEENWORT
281 (Map) Asplenium X trudellii TRUDELL'S SPLEENWORT
282 (Map) Asplenium bradleyi BRADLEY'S SPLEENWORT
283 (Map) Asplenium pinnatifidum PINNATIFID SPLEENWORT
284 (Map) Asplenium platyneuron EBONY SPLEENWORT
285 (Map) Asplenium resiliens BLACK SPLEENWORT
286 (Map) Asplenium rhizophyllum WALKING FERN
287 (Map) Asplenium ruta-muraria WALL-RUE SPLEENWORT
288 (Map) Asplenium trichomanes MAIDENHAIR SPLEENWORT
289 (Map) Asplenium trichomanes quadrivalens MAIDENHAIR SPLEENWORT
290 (Map) Aster X amethystinus AMETHYST ASTER
291 (Map) Aster anomalus BLUE ASTER
292 (Map) Aster azureus AZURE ASTER
293 (Map) Aster borealis RUSH ASTER
294 (Map) Aster brachyactis RAYLESS ASTER
295 (Map) Aster cordifolius BLUEWOOD ASTER
296 (Map) Aster drummondii DRUMMOND'S ASTER
297 (Map) Aster dumosus BUSHY ASTER
298 (Map) Aster ericoides HEATH ASTER
299 (Map) Aster ericoides prostratus HEATH ASTER
300 (Map) Aster firmus GLOSSY-LEAF ASTER
301 (Map) Aster furcatus FORKED ASTER
302 (Map) Aster laevis SMOOTH ASTER
303 (Map) Aster lateriflorus SIDE-FLOWERED ASTER
304 (Map) Aster linariifolius FLAX-LEAVED ASTER
305 (Map) Aster macrophyllus BIG-LEAVED ASTER
306 (Map) Aster novae-angliae NEW ENGLAND ASTER
307 (Map) Aster novi-belgii NEW BELGIUM ASTER
308 (Map) Aster oblongif'>olius AROMATIC ASTER
309 (Map) Aster ontarionis ONTARIO ASTER
310 (Map) Aster parviceps ASTER
311 (Map) Aster patens PURPLE DAISY
312 (Map) Aster pilosus HAIRY ASTER
313 (Map) Aster praealtus WILLOW-LEAVED ASTER
314 (Map) Aster prenanthoides CROOKED ASTER
315 (Map) Aster pringlei PRINGLE'S ASTER
316 (Map) Aster puniceus SWAMP ASTER
317 (Map) Aster sagittifolius ARROW ASTER
318 (Map) Aster schreberi SCHREBER'S ASTER
319 (Map) Aster sericeus SILKY ASTER
320 (Map) Aster shortii SHORT'S ASTER
321 (Map) Aster simplex PANICLED ASTER
322 (Map) Aster tataricus TARTARIAN ASTER
323 (Map) Aster turbinellus ASTER
324 (Map) Aster umbellatus FLATTOP ASTER
325 (Map) Aster undulatus WAVY-LEAVED ASTER
326 (Map) Aster urophyllus ASTER
327 (Map) Aster vimineus FROST FLOWER
328 (Map) Astragalus agrestis FIELD MILK VETCH
329 (Map) Astragalus canadensis CANADIAN MILK VETCH
330 (Map) Astragalus crassicarpus trichocalyx GROUND PLUM
331 (Map) Astragalus distortus BENT MILK VETCH
332 (Map) Astragalus tennesseensis GROUND PLUM
333 (Map) Athyrium angustum LADY FERN
334 (Map) Athyrium asplenioides SOUTHERN LADY FERN
335 (Map) Athyrium pycnocarpon GLADE FERN
336 (Map) Athyrium thelypterioides SILVERY SPLEENWORT
337 (Map) Atriplex argentea SILVER ORACH
338 (Map) Atriplex glabriuscula SMOOTH ORACH
339 (Map) Atriplex hortensis GARDEN ORACH
340 (Map) Atriplex patula FAT-HEN SALTBUSH
341 (Map) Atriplex rosea RED ORACHE
342 (Map) Aureolaria flava SMOOTH FALSE FOXGLOVE
343 (Map) Aureolaria grandiflora pulchra YELLOW FALSE FOXGLOVE
344 (Map) Aureolaria pedicularia ambigens CLAMMY FALSE FOXGLOVE
345 (Map) Avena fatua WILD OATS
346 (Map) Avena sativa CULTIVATED OATS
347 (Map) Azolla caroliniana MOSQUITO FERN
348 (Map) Azolla mexicana MEXICAN AZOLLA