1
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Species
adenophorum
Spreng.
syn. Ageratina adenophora
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2
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Species
album
L.
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3
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Varietas
album
common name:
white thoroughwort
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4
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Varietas
glandulosum
(Michx.) DC.
common name:
white thoroughwort
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5
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Varietas
monardifolium
Fern.
syn. Eupatorium sessilifolium var. vaseyi
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6
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Varietas
subvenosum
Gray
common name:
white thoroughwort
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7
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Varietas
vaseyi
(Porter) Cronq.
syn. Eupatorium sessilifolium var. vaseyi
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8
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Species
altissimum
L.
common name:
tall thoroughwort
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9
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Species
anomalum
Nash
common name:
Florida thoroughwort
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10
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Species
aromaticum
L.
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11
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Varietas
incisum
Gray
syn. Ageratina aromatica var. incisa
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12
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Species
azureum
DC.
syn. Tamaulipa azurea
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13
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Species
betonicifolium
P. Mill.
syn. Conoclinium betonicifolium
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14
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Species
bigelovii
Gray
syn. Chromolaena bigelovii
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15
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|
Species
borinquense
(Britt.) B.L. Robins.
syn. Chromolaena borinquensis
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16
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Species
bruneri
Gray
syn. Eupatorium maculatum var. bruneri
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17
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18
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Species
capillifolium
(Lam.) Small
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19
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Varietas
leptophyllum
(DC.) Ahles
syn. Eupatorium leptophyllum
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20
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Species
chapmanii
Small
common name:
Chapman's thoroughwort
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21
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Species
coelestinum
L.
syn. Conoclinium coelestinum
common name:
blue boneset, mist flower, hardy ageratum
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22
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|
Species
compositifolium
Walt.
common name:
yankeeweed
|
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23
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Species
cordigerum
(Fern.) Fern.
syn. Eupatorium rotundifolium var. cordigerum
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24
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Species
corymbosum
Aubl.
syn. Chromolaena corymbosa
|
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25
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Species
cuneatum
(Engelm. ex Gray) Engelm. ex Small
syn. Eupatorium �truncatum
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26
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Species
cuneifolium
Willd.
|
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27
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Varietas
semiserratum
(DC.) Fern. & Grisc.
syn. Eupatorium semiserratum
|
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28
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Species
dolicholepis
(Urban) Britt.
syn. Koanophyllon dolicholepis
|
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29
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Species
droserolepis
B.L. Robins.
syn. Koanophyllon droserolepis
|
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30
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|
Species
dubium
Willd. ex Poir.
common name:
coastalplain joepyeweed
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31
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|
Species
eugenei
Small
syn. Eupatorium �pinnatifidum
|
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32
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|
Species
falcatum
Michx.
syn. Eupatorium purpureum var. purpureum
|
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33
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Species
fendleri
(Gray) Gray
syn. Brickelliastrum fendleri
|
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34
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|
Species
fernaldii
Godfrey
syn. Eupatorium album var. album
|
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35
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|
Species
fistulosum
Barratt
common name:
trumpetweed, hollow joepyeweed
|
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36
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|
Species
frustratum
B.L. Robins.
syn. Chromolaena frustrata
|
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37
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|
Species
geraniifolium
Urban
syn. Chromolaena geraniifolia
|
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38
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|
Species
glandulosum
Kunth, non Michx.
syn. Ageratina adenophora
|
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39
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|
Species
glaucescens
Ell.
common name:
waxy thoroughwort
|
|
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40
|
|
Species
godfreyanum
Cronq.
common name:
Godfrey's thoroughwort
|
|
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41
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|
Species
greggii
Gray
syn. Conoclinium greggii
|
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42
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|
Species
havanense
Kunth
syn. Ageratina havanensis
|
|
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43
|
|
Species
herbaceum
(Gray) Greene
syn. Ageratina herbacea
|
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44
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Species
holzingeri
Rydb.
syn. Eupatorium purpureum var. holzingeri
|
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45
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Species
hyssopifolium
L.
|
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46
|
|
Varietas
calcaratum
Fern. & Schub.
common name:
hyssopleaf thoroughwort
|
|
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47
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|
Varietas
hyssopifolium
common name:
hyssopleaf thoroughwort
|
|
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48
|
|
Varietas
laciniatum
Gray
common name:
hyssopleaf thoroughwort
|
|
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49
|
|
Varietas
linearifolium
(Walt.) Fern.
syn. Eupatorium glaucescens
|
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50
|
|
Species
incarnatum
Walt.
syn. Fleischmannia incarnata
|
|
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51
|
|
Species
iresinoides
Kunth
syn. Condylidium iresinoides
|
|
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52
|
|
Species
ivifolium
L.
syn. Chromolaena ivifolia
|
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53
|
|
Species
juncundum
Greene
syn. Ageratina jucunda
|
|
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54
|
|
Species
lancifolium
(Torr. & Gray) Small
common name:
lanceleaf thoroughwort
|
|
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55
|
|
Species
latidens
Small
syn. Ageratina aromatica var. aromatica
|
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56
|
|
Species
lecheifolium
Greene
syn. Eupatorium hyssopifolium var. hyssopifolium
|
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57
|
|
Species
lemmonii
B.L. Robins.
syn. Ageratina lemmonii
|
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58
|
|
Species
leptophyllum
DC.
common name:
false fennel
|
|
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59
|
|
Species
leucolepis
(DC.) Torr. & Gray
|
|
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60
|
|
Varietas
leucolepis
common name:
justiceweed
|
|
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61
|
|
Varietas
novae-angliae
Fern.
common name:
justiceweed
|
|
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62
|
|
Species
linearifolium
Walt.
syn. Eupatorium glaucescens
|
|
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63
|
|
Species
luciae-brauniae
Fern.
syn. Ageratina luciae-brauniae
|
|
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64
|
|
Species
macrophyllum
L.
syn. Hebeclinium macrophyllum
|
|
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65
|
|
Species
maculatum
L.
common name:
smokeweed, joepyeweed
|
|
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66
|
|
Subspecies
bruneri
(Gray) G.W. Douglas
syn. Eupatorium maculatum var. bruneri
|
|
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67
|
|
Varietas
bruneri
(Gray) Breitung
common name:
spotted joepyeweed
|
|
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68
|
|
Varietas
foliosum
(Fern.) Wieg.
common name:
spotted joepyeweed
|
|
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69
|
|
Varietas
maculatum
common name:
spotted joepyeweed
|
|
|
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70
|
|
Species
microstemon
Cass.
syn. Fleischmannia microstemon
|
|
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71
|
|
Species
mikanioides
Chapman
common name:
semaphore thoroughwort
|
|
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72
|
|
Species
mohrii
Greene
common name:
Mohr's thoroughwort
|
|
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73
|
|
74
|
|
Species
odoratum
L.
syn. Chromolaena odorata
|
|
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75
|
|
Species
oteroi
Monachino
syn. Chromolaena oteroi
|
|
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76
|
|
Species
parryi
Gray
syn. Flyriella parryi
|
|
|
77
|
|
Species
pauperculum
Gray
syn. Ageratina paupercula
|
|
|
78
|
|
Species
pectinatum
Small
syn. Eupatorium �pinnatifidum
|
|
|
79
|
|
|
80
|
|
Varietas
colpophilum
Fern. & Grisc.
common name:
common boneset
|
|
|
81
|
|
Varietas
cuneatum
Engelm. ex Gray
syn. Eupatorium �truncatum
|
|
|
82
|
|
Varietas
perfoliatum
common name:
common boneset
|
|
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83
|
|
Varietas
truncatum
(Muhl. ex Willd.) Gray
syn. Eupatorium �truncatum
|
|
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|
84
|
|
Species
petaloideum
Britt. ex Small
syn. Eupatorium album var. album
|
|
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85
|
|
Species
pilosum
Walt.
common name:
rough boneset
|
|
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86
|
|
Species
polyodon
Urban
syn. Koanophyllon polyodon
|
|
|
87
|
|
Species
portoricense
Urban
syn. Critonia portoricensis
|
|
|
88
|
|
Species
pubescens
Muhl. ex Willd.
syn. Eupatorium rotundifolium var. ovatum
|
|
|
89
|
|
Species
purpureum
L.
common name:
joepyeweed, gravel root
|
|
|
|
90
|
|
Varietas
amoenum
(Pursh) Gray
syn. Eupatorium purpureum var. purpureum
|
|
|
91
|
|
Varietas
holzingeri
(Rydb.) E. Lamont
common name:
Holzinger's eupatorium
|
|
|
92
|
|
Varietas
maculatum
(L.) Darl.
syn. Eupatorium maculatum var. maculatum
|
|
|
93
|
|
Varietas
purpureum
common name:
sweetscented joepyeweed
|
|
|
|
94
|
|
Species
pycnocephalum
Less.
syn. Fleischmannia pycnocephala
|
|
|
95
|
|
Species
recurvans
Small
syn. Eupatorium mohrii
|
|
|
96
|
|
Species
resinifluum
Urban
syn. Ageratina resiniflua
|
|
|
97
|
|
Species
resinosum
Torr. ex DC.
|
|
|
|
98
|
|
Varietas
kentuckiense
Fern.
syn. Eupatorium �truncatum
|
|
|
|
99
|
|
Species
riparium
Regel
syn. Ageratina riparia
|
|
|
100
|
|
Species
roanense
Small
syn. Ageratina altissima var. roanensis
|
|
|
101
|
|
Species
rothrockii
Gray
syn. Ageratina rothrockii
|
|
|
102
|
|
Species
rotundifolium
L.
|
|
|
|
103
|
|
Varietas
cordigerum
Fern.
common name:
roundleaf thoroughwort
|
|
|
104
|
|
Subspecies
ovatum
(Bigelow) Montgomery & Fairbrothers p.p.
syn. Eupatorium rotundifolium var. ovatum
|
|
|
105
|
|
Varietas
ovatum
(Bigelow) Torr.
common name:
roundleaf thoroughwort
|
|
|
106
|
|
Varietas
rotundifolium
common name:
roundleaf thoroughwort
|
|
|
107
|
|
Varietas
saundersii
(Porter ex Britt.) Cronq.
syn. Eupatorium pilosum
|
|
|
108
|
|
Varietas
scabridum
(Ell.) Gray
common name:
roundleaf thoroughwort
|
|
|
|
109
|
|
Species
rugosum
Houtt.
common name:
white snakeroot
|
|
|
|
110
|
|
Varietas
angustata
(Gray) Blake
syn. Ageratina altissima var. angustata
|
|
|
111
|
|
Varietas
chlorolepis
Fern.
syn. Ageratina altissima var. altissima
|
|
|
112
|
|
Varietas
roanense
(Small) Fern.
syn. Ageratina altissima var. roanensis
|
|
|
113
|
|
Varietas
tomentellum
(B.L. Robins.) Blake
syn. Ageratina altissima var. altissima
|
|
|
114
|
|
Varietas
villicaule
(Fern.) Blake
syn. Ageratina altissima var. altissima
|
|
|
|
115
|
|
Species
saltuense
Fern., non Agertina altissima (L.) King
|
|
|
116
|
|
Species
scabridum
Ell.
syn. Eupatorium rotundifolium var. scabridum
|
|
|
117
|
|
Species
semiserratum
DC.
|
|
|
|
118
|
|
Varietas
lancifolium
Torr. & Gray
syn. Eupatorium lancifolium
|
|
|
|
119
|
|
Species
serotinum
Michx.
|
|
|
|
120
|
|
Varietas
polyneuron
F.J. Herm.
syn. Eupatorium �truncatum
|
|
|
|
121
|
|
Species
sessilifolium
L.
|
|
|
|
122
|
|
Varietas
brittonianum
Porter
common name:
upland boneset
|
|
|
123
|
|
Varietas
sessilifolium
common name:
upland boneset
|
|
|
124
|
|
Varietas
vaseyi
(Porter) Fern. & Grisc.
common name:
upland boneset
|
|
|
|
125
|
|
Species
shastense
Taylor & Stebbins
syn. Ageratina shastensis
|
|
|
126
|
|
Species
sinuatum
Lam.
syn. Chromolaena sinuata
|
|
|
127
|
|
Species
smithii
Greene & C. Mohr
syn. Eupatorium �pinnatifidum
|
|
|
128
|
|
Species
solidaginifolium
Gray
syn. Koanophyllon solidaginifolium
|
|
|
129
|
|
Species
sonorae
Gray
syn. Fleischmannia sonorae
|
|
|
130
|
|
Species
steelei
E. Lamont
common name:
Steele's eupatorium
|
|
|
131
|
|
Species
texense
(Torr. & Gray) Rydb.
syn. Ageratina havanensis
|
|
|
132
|
|
Species
torreyanum
Short & Peter
syn. Eupatorium hyssopifolium var. hyssopifolium
|
|
|
133
|
|
Species
tortifolium
Chapman
syn. Eupatorium glaucescens
|
|
|
134
|
|
Species
trifoliatum
L.
syn. Eupatorium purpureum var. purpureum
|
|
|
135
|
|
Species
triplinerve
Vahl
common name:
yapana
|
|
|
136
|
|
Species
urticifolium
Reichard
|
|
|
|
137
|
|
Varietas
tomentellum
B.L. Robins.
syn. Ageratina altissima var. altissima
|
|
|
|
138
|
|
Species
vaseyi
Porter
syn. Eupatorium sessilifolium var. vaseyi
|
|
|
139
|
|
Species
verbenifolium
Reichard
syn. Eupatorium rotundifolium var. rotundifolium
|
|
|
140
|
|
Species
veronicifolium
Kunth
syn. Brickellia veronicifolia var. veronicifolia
|
|
|
141
|
|
Species
villosum
Sw.
syn. Koanophyllon villosum
|
|
|
142
|
|
Species
wrightii
Gray
syn. Ageratina wrightii
|
|
|
143
|
|
Species
x pinnatifidum
Ell.
|
|
|
144
|
|
Species
x polyneuron
(F.J. Herm.) Wunderlin
syn. Eupatorium �truncatum
|
|
|
145
|
|
Species
x truncatum
Muhl. ex Willd. (pro sp.)
|
|
|