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Philadelphia fleabane
66%
Erigeron philadelphicus
common dandelion
65%
Taraxacum officinale
oxeye daisy
59%
Leucanthemum vulgare
lanceleaf blanketflower
55%
Gaillardia aestivalis
musk thistle
54%
Carduus nutans
butterweed
53%
Packera glabella
blackeyed Susan
53%
Rudbeckia hirta
yarrow
50%
Achillea millefolium
hairy leafcup
48%
Smallanthus uvedalia
greater tickseed
46%
Coreopsis major
prairie dock
45%
Silphium terebinthinaceum
firewheel
45%
Gaillardia pulchella
bachelor's button
45%
Centaurea cyanus
two-flowered cynthia
44%
Krigia biflora
pale Indian plaintain
43%
Arnoglossum atriplicifolium
purple sneezeweed
43%
Helenium flexuosum
bull thistle
42%
Cirsium vulgare
bitter sneezeweed
42%
Helenium amarum
kidneyleaf rosinweed
42%
Silphium compositum
purple coneflower
42%
Echinacea purpurea
large-flowered tickseed
42%
Coreopsis grandiflora
upright prairie coneflower
41%
Ratibida columnifera
lance-leaved coreopsis
41%
Coreopsis lanceolata
hairy cat's-ear
41%
Hypochaeris radicata
garden cosmos
41%
Cosmos bipinnatus
yellow salsify
41%
Tragopogon dubius
golden tickseed
41%
Coreopsis tinctoria
Carolina desert chicory
41%
Pyrrhopappus carolinianus
false sunflower
41%
Heliopsis helianthoides
Small's ragwort
40%
Packera anonyma
Stokes' aster
40%
Stokesia laevis
eastern daisy fleabane
40%
Erigeron annuus
clasping coneflower
40%
Rudbeckia amplexicaulis
cutleaf coneflower
40%
Rudbeckia laciniata
soft thistle
39%
Cirsium carolinianum
chicory
39%
Cichorium intybus
blessed thistle
39%
Centaurea benedicta
common ragweed
39%
Ambrosia artemisiifolia
sunflower
38%
Helianthus annuus
starry rosinweed
38%
Silphium asteriscus
sulphur cosmos
38%
Cosmos sulphureus
grayhead prairieconeflower
38%
Ratibida pinnata
cup plant
38%
Silphium perfoliatum
mouse-eared tickseed
38%
Coreopsis auriculata
Aztec marigold
38%
Tagetes erecta
blessed milk thistle
37%
Silybum marianum
spoonshape Barbara's buttons
37%
Marshallia obovata
prairie fleabane
37%
Erigeron strigosus
spiny sow-thistle
37%
Sonchus asper
horrid thistle
37%
Cirsium horridulum
green and gold
37%
Chrysogonum virginianum
weedy dwarfdandelion
37%
Krigia cespitosa
corn chamomile
36%
Anthemis arvensis
roughstem rosinweed
36%
Silphium radula
American burnweed
36%
Erechtites hieraciifolius
entireleaf western daisy
36%
Astranthium integrifolium
great Indian plantain
36%
Arnoglossum reniforme
balsam groundsel
36%
Packera paupercula
white crownbeard
36%
Verbesina virginica
rattlesnake weed
35%
Hieracium venosum
downy sunflower
35%
Helianthus mollis
hairy sunflower
35%
Helianthus hirsutus
hairy hawkbit
35%
Leontodon saxatilis
wild quinine
34%
Parthenium integrifolium
potato dwarfdandelion
34%
Krigia dandelion
groovestem Indian plantain
34%
Arnoglossum plantagineum
meadow hawkweed
34%
Pilosella caespitosa
mouseear hawkweed
34%
Pilosella officinarum
prickly lettuce
34%
Lactuca serriola
blue mistflower
34%
Conoclinium coelestinum
grassleaf lettuce
34%
Lactuca graminifolia
robin's plantain
34%
Erigeron pulchellus
browneyed Susan
33%
Rudbeckia triloba
stinking chamomile
33%
Anthemis cotula
woodland sunflower
33%
Helianthus divaricatus
dogfennel
33%
Eupatorium capillifolium
swamp thistle
33%
Cirsium muticum
orange coneflower
33%
Rudbeckia fulgida
star tickseed
33%
Coreopsis pubescens
smallflower hawksbeard
33%
Crepis pulchra
Maryland hawkweed
32%
Hieracium marianum
oakleaf fleabane
32%
Erigeron quercifolius
western sunflower
32%
Helianthus occidentalis
early whitetop fleabane
32%
Erigeron vernus
field thistle
32%
Cirsium discolor
whiteflower leafcup
32%
Polymnia canadensis
giant ragweed
32%
Ambrosia trifida
whorled tickseed
32%
Coreopsis verticillata
English daisy
32%
Bellis perennis
paleleaf woodland sunflower
32%
Helianthus strumosus
roundleaf ragwort
32%
Packera obovata
wingstem
31%
Verbesina alternifolia
late purple aster
31%
Symphyotrichum patens
red-seeded dandelion
31%
Taraxacum erythrospermum
common nipplewort
31%
Lapsana communis
tall coreopsis
31%
Coreopsis tripteris
American everlasting
31%
Gamochaeta americana
common sow-thistle
31%
Sonchus oleraceus
hairy lettuce
31%
Lactuca hirsuta
whole-leaf rosinweed
31%
Silphium integrifolium
yellow crownbeard
31%
Verbesina occidentalis
thinleaf sunflower
31%
Helianthus decapetalus
oriental false hawksbeard
31%
Youngia japonica
giant ironweed
30%
Vernonia gigantea
woodland lettuce
30%
Lactuca floridana
white rattlesnake-root
30%
Nabalus albus
field sow-thistle
30%
Sonchus arvensis
common zinnia
30%
Zinnia elegans
saw-tooth sunflower
30%
Helianthus grosseserratus
narrowleaf purple everlasting
30%
Gamochaeta calviceps
Canada lettuce
30%
Lactuca canadensis
plantain leaf pussytoes
30%
Antennaria plantaginifolia
Maximilian sunflower
30%
Helianthus maximiliani
late eupatorium
30%
Eupatorium serotinum
Virginia dwarfdandelion
30%
Krigia virginica
coltsfoot
30%
Tussilago farfara
annual trampweed
29%
Facelis retusa
wavyleaf aster
29%
Symphyotrichum undulatum
Maryland goldenaster
29%
Chrysopsis mariana
tall thistle
29%
Cirsium altissimum
queendevil
29%
Hieracium gronovii
white wood aster
29%
Eurybia divaricata
golden ragwort
29%
Packera aurea
Jerusalem artichoke
29%
Helianthus tuberosus
small woodland sunflower
29%
Helianthus microcephalus
sweet coneflower
28%
Rudbeckia subtomentosa
rough cockleburr
28%
Xanthium strumarium
feverfew
28%
Tanacetum parthenium
purpledisk sunflower
28%
Helianthus atrorubens
rosinweed sunflower
28%
Helianthus silphioides
common sneezeweed
28%
Helenium autumnale
Carolina elephantsfoot
28%
Elephantopus carolinianus
autumn goldenrod
28%
Solidago sphacelata
lemonyellow false goldenaster
28%
Heterotheca camporum
narrowleaf whitetop aster
27%
Sericocarpus linifolius
soft goldenaster
27%
Bradburia pilosa
Spanish needles
27%
Bidens bipinnata
Short's aster
27%
Symphyotrichum shortii
hollow Joe-Pye weed
27%
Eutrochium fistulosum
resindot sunflower
27%
Helianthus resinosus
cobbler's pegs
27%
Bidens pilosa
common boneset
27%
Eupatorium perfoliatum
white snakeroot
27%
Ageratina altissima
aromatic aster
27%
Symphyotrichum oblongifolium
devil's grandmother
27%
Elephantopus tomentosus
narrowleaf silkgrass
27%
Pityopsis graminifolia
smooth hawksbeard
27%
Crepis capillaris
spoon-leaf purple everlasting
27%
Gamochaeta purpurea
flaxleaf aster
27%
Ionactis linariifolia
tickseed sunflower
27%
Bidens aristosa
swamp sunflower
27%
Helianthus angustifolius
three-leaved rattlesnake root
26%
Nabalus trifoliolatus
smooth blue aster
26%
Symphyotrichum laeve
New England aster
26%
Symphyotrichum novae-angliae
rough blazing star
26%
Liatris aspera
willow-leaf lettuce
26%
Lactuca saligna
disc mayweed
26%
Matricaria discoidea
eastern baccharis
26%
Baccharis halimifolia
silvery cudweed
26%
Gamochaeta argyrinea
giant sunflower
26%
Helianthus giganteus
absinthium
26%
Artemisia absinthium
tall white lettuce
26%
Nabalus altissimus
field pussytoes
26%
Antennaria neglecta
bigleaf aster
26%
Eurybia macrophylla
creeping aster
26%
Eurybia surculosa
hairy aster
26%
Symphyotrichum pilosum
purplestem aster
26%
Symphyotrichum puniceum
common burdock
26%
Arctium minus
southern prairie aster
26%
Eurybia hemispherica
upland boneset
26%
Eupatorium sessilifolium
peruvian daisy
26%
Galinsoga quadriradiata
pearly everlasting
26%
Anaphalis margaritacea
tall blue lettuce
25%
Lactuca biennis
spotted knapweed
25%
Centaurea stoebe
wreath goldenrod
25%
Solidago caesia
anise-scented goldenrod
25%
Solidago odora
whorled rosinweed
25%
Silphium trifoliatum
stemless ironweed
25%
Vernonia acaulis
camphorweed
25%
Heterotheca subaxillaris
silky aster
25%
Symphyotrichum sericeum
cankerweed
25%
Nabalus serpentarius
common soliva
25%
Soliva sessilis
nodding beggarticks
25%
Bidens cernua
rice button aster
25%
Symphyotrichum dumosum
southern swamp aster
25%
Eurybia paludosa
false daisy
25%
Eclipta prostrata
roundleaf thoroughwort
25%
Eupatorium rotundifolium
whorled wood aster
25%
Oclemena acuminata
crookedstem aster
25%
Symphyotrichum prenanthoides
common groundsel
25%
Senecio vulgaris
hairy hawkweed
25%
Hieracium longipilum
common wormwood
25%
Artemisia vulgaris
camphor weed
25%
Pluchea camphorata
flat-topped aster
25%
Doellingeria umbellata
common tansy
24%
Tanacetum vulgare
toothed whitetop aster
24%
Sericocarpus asteroides
thinleaf late purple aster
24%
Symphyotrichum phlogifolium
southern whitetop
24%
Doellingeria sericocarpoides
sweet joepyeweed
24%
Eutrochium purpureum
scaly blazing star
24%
Liatris hirsuta
mountain decumbent goldenrod
24%
Solidago curtisii
Parlin's pussytoes
24%
Antennaria parlinii
scaly blazingstar
24%
Liatris squarrosa
white thoroughwort
24%
Eupatorium album
false boneset
24%
Brickellia eupatorioides
panicled aster
24%
Symphyotrichum lanceolatum
common blue wood aster
24%
Symphyotrichum cordifolium
horseweed
24%
Erigeron canadensis
zigzag goldenrod
24%
Solidago flexicaulis
lesser snakeroot
24%
Ageratina aromatica
cornel-leaf whitetop
24%
Doellingeria infirma
cottony goldenaster
24%
Chrysopsis gossypina
green prairie coneflower
24%
Ratibida tagetes
calico aster
24%
Symphyotrichum lateriflorum
barrens silky aster
23%
Symphyotrichum pratense
dwarf horseweed
23%
Erigeron divaricatus
devil's beggarticks
23%
Bidens frondosa
Appalachian blazing star
23%
Liatris squarrulosa
Atlantic goldenrod
23%
Solidago arguta
Cylindrical Blazingstar
23%
Liatris cylindracea
tall goldenrod
23%
Solidago altissima
narrow-leaf blazing-star
23%
Liatris microcephala
singlehead pussytoes
23%
Antennaria solitaria
hammock snakeroot
23%
Ageratina jucunda
gray sagewort
23%
Artemisia ludoviciana
gallant soldier
22%
Galinsoga parviflora
late goldenrod
22%
Solidago gigantea
climbing hempvine
22%
Mikania scandens
roundleaf goldenrod
22%
Solidago patula
eastern silver aster
22%
Symphyotrichum concolor
bottomland aster
22%
Symphyotrichum ontarionis
Elliott's aster
22%
Symphyotrichum elliottii
stiff-leaved goldenrod
22%
Solidago rigida
showy goldenrod
22%
Solidago speciosa
rabbit tobacco
22%
Pseudognaphalium obtusifolium
spotted joepyeweed
22%
Eutrochium maculatum
pineland silkgrass
22%
Pityopsis aspera
Dixie whitetop aster
22%
Sericocarpus tortifolius
hyssopleaf thoroughwort
22%
Eupatorium hyssopifolium
annual wormwood
22%
Artemisia annua
elmleaf goldenrod
22%
Solidago ulmifolia
wrinkleleaf goldenrod
22%
Solidago rugosa
pink thoroughwort
22%
Fleischmannia incarnata
showy goldenrod
21%
Solidago erecta
gray goldenrod
21%
Solidago nemoralis
smooth white oldfield aster
21%
Symphyotrichum racemosum
rough hawkweed
21%
Hieracium scabrum
Allegheny hawkweed
21%
Hieracium paniculatum
Canada goldenrod
21%
Solidago canadensis
early goldenrod
21%
Solidago juncea
prairie broomweed
21%
Amphiachyris dracunculoides
white heath aster
20%
Symphyotrichum ericoides
New York ironweed
20%
Vernonia noveboracensis
tall boneset
20%
Eupatorium altissimum
dense blazing star
20%
Liatris spicata
rough boneset
20%
Eupatorium pilosum
justiceweed
20%
Eupatorium leucolepis
smallflower thoroughwort
20%
Eupatorium semiserratum
seacoast sumpweed
19%
Iva annua
downy goldenrod
19%
Solidago puberula
hairy goldenrod
19%
Solidago hispida
discoid beggarticks
19%
Bidens discoidea
Heller's cudweed
19%
Pseudognaphalium helleri
white goldenrod
19%
Solidago bicolor
Missouri goldenrod
19%
Solidago missouriensis
grass-leaved goldenrod
19%
Euthamia graminifolia
annual saltmarsh aster
19%
Symphyotrichum subulatum
lanceleaf ragweed
17%
Ambrosia bidentata
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