1
|
|
Species
actinella
Greene
|
|
|
|
2
|
|
Varietas
mogollonicus
(Greene) Greenm.
syn. Senecio actinella
|
|
|
|
3
|
|
Species
acutidens
Rydb.
syn. Packera streptanthifolia
|
|
|
4
|
|
Species
adamsii
T.J. Howell
syn. Packera streptanthifolia
|
|
|
5
|
|
Species
admirabilis
Greene
syn. Senecio serra var. admirabilis
|
|
|
6
|
|
Species
alabamensis
Britt. ex Small
syn. Packera tomentosa
|
|
|
7
|
|
Species
alaskanus
Hult�n
syn. Tephroseris yukonensis
|
|
|
8
|
|
Species
ambrosioides
Rydb.
syn. Senecio eremophilus var. kingii
|
|
|
9
|
|
Species
amplectens
Gray
|
|
|
|
10
|
|
Varietas
amplectens
common name:
showy alpine ragwort
|
|
|
11
|
|
Varietas
holmii
(Greene) Harrington
common name:
Holm's ragwort
|
|
|
12
|
|
Varietas
taraxacoides
Gray
syn. Senecio taraxacoides
|
|
|
|
13
|
|
Species
ampullaceus
Hook.
common name:
Texas ragwort
|
|
|
14
|
|
Species
anonymus
Wood
syn. Packera anonyma
|
|
|
15
|
|
Species
antennariifolius
Britt.
syn. Packera antennariifolia
|
|
|
16
|
|
Species
aphanactis
Greene
common name:
chaparral ragwort
|
|
|
17
|
|
Species
argutus
A. Rich.
syn. Erechtites glomerata
|
|
|
18
|
|
Species
arizonicus
Greene
common name:
Arizona ragwort
|
|
|
19
|
|
Species
aronicoides
DC.
common name:
rayless ragwort
|
|
|
20
|
|
Species
astephanus
Greene
common name:
San Gabriel ragwort
|
|
|
21
|
|
Species
atratus
Greene
common name:
tall blacktip ragwort
|
|
|
22
|
|
Species
atropurpureus
(Ledeb.) Fedtsch.
|
|
|
|
23
|
|
Varietas
dentatus
(Gray) Hult�n
syn. Tephroseris kjellmanii
|
|
|
24
|
|
Subspecies
tomentosus
(Kjellm.) Hult�n
syn. Tephroseris kjellmanii
|
|
|
|
25
|
|
Species
aureus
L.
common name:
golden groundsel, golden ragwort, liferoot, squaw weed
|
|
|
|
26
|
|
Varietas
aquilonius
Fern.
syn. Packera aurea
|
|
|
27
|
|
Varietas
borealis
Torr. & Gray
syn. Packera streptanthifolia
|
|
|
28
|
|
Varietas
gracilis
(Pursh) Hook.
syn. Packera aurea
|
|
|
29
|
|
Varietas
intercursus
Fern.
syn. Packera aurea
|
|
|
30
|
|
Varietas
semicordatus
(Mackenzie & Bush) Greenm.
syn. Packera pseudaurea var. semicordata
|
|
|
31
|
|
Varietas
werneriifolius
Gray
syn. Packera werneriifolia
|
|
|
|
32
|
|
Species
balsamitae
Muhl. ex Willd.
syn. Packera paupercula
|
|
|
33
|
|
Species
bernardinus
Greene
syn. Packera bernardina
|
|
|
34
|
|
Species
bicolor
(Willd.) Todaro
|
|
|
|
35
|
|
Subspecies
cineraria
(DC.) Chater
common name:
silver ragwort
|
|
|
|
36
|
|
Species
bigelovii
Gray
|
|
|
|
37
|
|
Varietas
bigelovii
common name:
nodding ragwort
|
|
|
38
|
|
Varietas
hallii
Gray
common name:
Hall's ragwort
|
|
|
|
39
|
|
Species
bivestitus
Cronq.
syn. Tephroseris lindstroemii
|
|
|
40
|
|
Species
blitoides
Greene
syn. Senecio fremontii var. blitoides
|
|
|
41
|
|
Species
blochmaniae
Greene
common name:
dune ragwort
|
|
|
42
|
|
Species
bolanderi
Gray
|
|
|
|
43
|
|
Varietas
harfordii
(Greenm.) T.M. Barkl.
syn. Packera bolanderi var. harfordii
|
|
|
|
44
|
|
Species
breweri
Burtt-Davy
syn. Packera breweri
|
|
|
45
|
|
Species
cacalioides
Fisch. ex Spreng.
syn. Erechtites hieraciifolia var. cacalioides
|
|
|
46
|
|
Species
californicus
DC.
common name:
California ragwort
|
|
|
47
|
|
Species
cannabifolius
Less.
common name:
Aleutian ragwort
|
|
|
48
|
|
Species
cannabinifolius
Hook. & Arn.
common name:
hempleaf ragwort
|
|
|
49
|
|
Species
canus
Hook.
syn. Packera cana
|
|
|
50
|
|
Species
capillaris
Gaud.
syn. Tetramolopium capillare
|
|
|
51
|
|
Species
cardamine
Greene
syn. Packera cardamine
|
|
|
52
|
|
Species
carlomasonii
B.L. Turner & T.M. Barkl.
syn. Roldana hartwegii
|
|
|
53
|
|
Species
carthamoides
Greene
syn. Senecio fremontii var. blitoides
|
|
|
54
|
|
Species
castoreus
Welsh
syn. Packera castoreus
|
|
|
55
|
|
Species
cernuus
Gray, non L. f.
syn. Senecio pudicus
|
|
|
56
|
|
Species
cineraria
DC.
syn. Senecio bicolor ssp. cineraria
common name:
dusty miller
|
|
|
57
|
|
Species
clarkianus
Gray
common name:
Clark's ragwort
|
|
|
58
|
|
Species
clevelandii
Greene
|
|
|
|
59
|
|
Varietas
heterophyllus
Hoover
syn. Packera clevelandii
|
|
|
|
60
|
|
Species
clivorum
Maxim.
common name:
summer ragwort
|
|
|
61
|
|
Species
columbianus
Greene
syn. Senecio integerrimus var. exaltatus
|
|
|
62
|
|
Species
confusus
Britten
syn. Pseudogynoxys chenopodioides
|
|
|
63
|
|
Species
congestus
(R. Br.) DC.
|
|
|
|
64
|
|
Varietas
palustris
(L.) Fern.
syn. Senecio congestus
|
|
|
65
|
|
Subspecies
tonsus
(Fern.) A.& D. L�ve
syn. Senecio congestus
|
|
|
66
|
|
Varietas
tonsus
Fern.
syn. Senecio congestus
|
|
|
|
67
|
|
Species
conterminus
Greenm.
syn. Packera contermina
|
|
|
68
|
|
Species
convallium
Greenm.
syn. Packera cana
|
|
|
69
|
|
Species
covillei
Greene
|
|
|
|
70
|
|
Varietas
scorzonella
(Greene) Jepson
syn. Senecio scorzonella
|
|
|
|
71
|
|
Species
crassulus
Gray
|
|
|
|
72
|
|
Varietas
cusickii
(Piper) Greenm. ex Peck
syn. Senecio crassulus
|
|
|
|
73
|
|
Species
crawfordii
(Britt.) G.W. Douglas & G. Ruyle-Douglas
syn. Packera paupercula
|
|
|
74
|
|
Species
crepidineus
Greene
syn. Senecio elmeri
|
|
|
75
|
|
Species
crocatus
Rydb.
|
|
|
|
76
|
|
Varietas
wolfii
Greenm.
syn. Packera crocata
|
|
|
|
77
|
|
Species
cruentus
DC.
syn. Pericallis cuneata
|
|
|
78
|
|
Species
cymbalaria
Pursh
syn. Packera cymbalaria
|
|
|
79
|
|
Species
cymbalarioides
Buek
|
|
|
|
80
|
|
Varietas
borealis
(Torr. & Gray) Greenm.
syn. Packera streptanthifolia
|
|
|
81
|
|
Subspecies
moresbiensis
Calder & Taylor
syn. Senecio moresbiensis
|
|
|
82
|
|
Varietas
suksdorfii
(Greenm.) M.E. Peck
syn. Packera streptanthifolia
|
|
|
|
83
|
|
Species
cynthioides
Greene
syn. Packera cynthioides
|
|
|
84
|
|
Species
debilis
Nutt.
syn. Packera debilis
|
|
|
85
|
|
Species
densus
Greene
syn. Packera tridenticulata
|
|
|
86
|
|
Species
dimorphophyllus
Greene
|
|
|
|
87
|
|
Varietas
intermedius
T.M. Barkl.
syn. Packera dimorphophylla var. intermedia
|
|
|
88
|
|
Varietas
paysonii
T.M. Barkl.
syn. Packera dimorphophylla var. paysonii
|
|
|
|
89
|
|
Species
discoideus
(Hook.) Britt.
syn. Packera pauciflora
|
|
|
90
|
|
Species
douglasii
DC.
common name:
shrubby senecio
|
|
|
|
91
|
|
Varietas
jamesii
(Torr. & Gray) Ediger ex Correll & Johns
syn. Senecio flaccidus var. flaccidus
|
|
|
92
|
|
Subspecies
longilobus
(Benth.) W.A. Weber
syn. Senecio flaccidus var. flaccidus
|
|
|
93
|
|
Varietas
longilobus
(Benth.) L. Benson
syn. Senecio flaccidus var. flaccidus
|
|
|
94
|
|
Varietas
monoensis
(Greene) Jepson
syn. Senecio flaccidus var. monoensis
|
|
|
95
|
|
Varietas
tularensis
Munz
syn. Senecio flaccidus var. douglasii
|
|
|
|
96
|
|
Species
elegans
L.
common name:
redpurple ragwort, purple ragwort
|
|
|
97
|
|
Species
elmeri
Piper
common name:
Elmer's ragwort
|
|
|
98
|
|
Species
eremophilus
Richards.
|
|
|
|
99
|
|
Varietas
eremophilus
common name:
desert ragwort
|
|
|
100
|
|
Subspecies
kingii
(Rydb.) G.W. Douglas & G. Ruyle-Douglas
syn. Senecio eremophilus var. kingii
|
|
|
101
|
|
Varietas
kingii
(Rydb.) Greenm.
common name:
King's ragwort
|
|
|
102
|
|
Subspecies
macdougalii
(Heller) G.W. Douglas & G. Ruyle-Douglas
syn. Senecio eremophilus var. macdougalii
|
|
|
103
|
|
Varietas
macdougalii
(Heller) Cronq.
common name:
MacDougal's ragwort
|
|
|
|
104
|
|
Species
ertterae
T.M. Barkl.
common name:
Ertter's ragwort
|
|
|
105
|
|
Species
erucifolius
L.
common name:
hoary ragwort
|
|
|
106
|
|
Species
eurycephalus
Torr. & Gray ex Gray
|
|
|
|
107
|
|
Varietas
lewisrosei
(J.T. Howell) T.M. Barkl.
syn. Packera eurycephala var. lewisrosei
|
|
|
|
108
|
|
Species
eurypterus
Greenm.
syn. Packera neomexicana var. neomexicana
|
|
|
109
|
|
Species
exaltatus
Nutt.
syn. Senecio integerrimus var. exaltatus
|
|
|
110
|
|
Species
fedifolius
Rydb.
syn. Packera debilis
|
|
|
111
|
|
Species
fendleri
Gray
|
|
|
|
112
|
|
Varietas
lanatus
Osterhout
syn. Packera fendleri
|
|
|
|
113
|
|
Species
filifolius
Nutt., non Berg.
syn. Senecio flaccidus var. flaccidus
|
|
|
114
|
|
Species
flaccidus
Less.
|
|
|
|
115
|
|
Varietas
douglasii
(DC.) B.L. Turner & T.M. Barkl.
common name:
Douglas' ragwort
|
|
|
116
|
|
Varietas
flaccidus
common name:
threadleaf ragwort
|
|
|
117
|
|
Varietas
monoensis
(Greene) B.L. Turner & T.M. Barkl.
common name:
Mono ragwort
|
|
|
|
118
|
|
Species
flavulus
Greene
syn. Packera pseudaurea var. flavula
|
|
|
119
|
|
Species
flettii
Wieg.
syn. Packera flettii
|
|
|
120
|
|
Species
flocciferus
DC.
syn. Malacothrix floccifera
|
|
|
121
|
|
Species
foetidus
J.T. Howell
|
|
|
|
122
|
|
Varietas
hydrophiloides
(Rydb.) T.M. Barkl. ex Cronq.
syn. Senecio hydrophiloides
|
|
|
|
123
|
|
Species
franciscanus
Greene
syn. Packera franciscana
|
|
|
124
|
|
Species
fremontii
Torr. & Gray
|
|
|
|
125
|
|
Subspecies
blitoides
(Greene) W.A. Weber
syn. Senecio fremontii var. blitoides
|
|
|
126
|
|
Varietas
blitoides
(Greene) Cronq.
common name:
dwarf mountain ragwort
|
|
|
127
|
|
Varietas
fremontii
common name:
dwarf mountain ragwort
|
|
|
128
|
|
Varietas
inexpectatus
Cronq.
common name:
dwarf mountain ragwort
|
|
|
129
|
|
Subspecies
occidentalis
(Gray) G.W. Douglas & G. Ruyle-Douglas
syn. Senecio fremontii var. occidentalis
|
|
|
130
|
|
Varietas
occidentalis
Gray
common name:
dwarf mountain ragwort
|
|
|
|
131
|
|
Species
fulgens
Rydb.
syn. Packera streptanthifolia
|
|
|
132
|
|
Species
fuscatus
auct. non Hayek
syn. Tephroseris lindstroemii
|
|
|
133
|
|
Species
ganderi
T.M. Barkl. & Beauchamp
syn. Packera ganderi
|
|
|
134
|
|
Species
gaspensis
Greenm.
|
|
|
|
135
|
|
Varietas
firmifolius
(Greenm.) Fern.
syn. Packera paupercula
|
|
|
|
136
|
|
Species
gibbsonsii
Greene
syn. Senecio triangularis
|
|
|
137
|
|
Species
glabellus
Poir.
syn. Packera glabella
|
|
|
138
|
|
Species
glaucifolius
Rydb.
syn. Senecio eremophilus var. eremophilus
|
|
|
139
|
|
Species
glomeratus
Desf. ex Poir.
syn. Erechtites glomerata
|
|
|
140
|
|
Species
gracilis
Pursh
syn. Packera aurea
|
|
|
141
|
|
Species
greenei
Gray
syn. Packera greenei
|
|
|
142
|
|
Species
greggii
Rydb.
syn. Packera tampicana
|
|
|
143
|
|
Species
hallii
Britt.
|
|
|
|
144
|
|
Varietas
discoidea
W.A. Weber
syn. Packera cana
|
|
|
|
145
|
|
Species
harbourii
Rydb.
syn. Packera cana
|
|
|
146
|
|
Species
harfordii
Greenm.
syn. Packera bolanderi var. harfordii
|
|
|
147
|
|
Species
hartianus
Heller
syn. Packera hartiana
|
|
|
148
|
|
Species
hartwegii
Benth.
syn. Roldana hartwegii
|
|
|
149
|
|
Species
hesperius
Greene
syn. Packera hesperia
|
|
|
150
|
|
Species
heterodoxus
Greene ex Rydb.
syn. Packera dimorphophylla ssp. dimorphophylla
|
|
|
151
|
|
Species
hieraciifolius
L.
syn. Erechtites hieraciifolia var. hieraciifolia
|
|
|
152
|
|
Species
holmii
Greene
syn. Senecio amplectens var. holmii
|
|
|
153
|
|
Species
hookeri
Torr. & Gray
syn. Senecio integerrimus var. exaltatus
|
|
|
154
|
|
Species
howellii
Greene
syn. Packera cana
|
|
|
155
|
|
Species
huachucanus
Gray
syn. Senecio multidentatus var. huachucanus
|
|
|
156
|
|
Species
hybridus
(Willd.) Regel
syn. Pericallis cuneata
common name:
cineraria
|
|
|
157
|
|
Species
hydrophiloides
Rydb.
common name:
tall groundwel
|
|
|
158
|
|
Species
hydrophilus
Nutt.
common name:
water ragwort
|
|
|
159
|
|
Species
hyperborealis
Greenm.
syn. Packera hyperborealis
|
|
|
160
|
|
Species
imparipinnatus
Klatt
syn. Packera tampicana
|
|
|
161
|
|
Species
indecorus
Greene
syn. Packera indecora
|
|
|
162
|
|
Species
integerrimus
Nutt.
|
|
|
|
163
|
|
Varietas
exaltatus
(Nutt.) Cronq.
common name:
Columbia ragwort
|
|
|
164
|
|
Varietas
integerrimus
common name:
lambstongue ragwort
|
|
|
165
|
|
Varietas
lugens
(Richards.) Boivin
syn. Senecio lugens
|
|
|
166
|
|
Varietas
major
(Gray) Cronq.
common name:
lambstongue ragwort
|
|
|
167
|
|
Varietas
ochroleucus
(Gray) Cronq.
common name:
paleyellow ragwort
|
|
|
168
|
|
Varietas
scribneri
(Rydb.) T.M. Barkl.
common name:
Scribner's ragwort
|
|
|
169
|
|
Varietas
vaseyi
(Greenm.) Cronq.
syn. Senecio integerrimus var. exaltatus
|
|
|
|
170
|
|
Species
ionophyllus
Greene
|
|
|
|
171
|
|
Varietas
sparsilobatus
(Parish) Hall
syn. Packera bernardina
|
|
|
|
172
|
|
Species
jacobaea
L.
common name:
stinking willie, ragwort, Buadhalan Buidhe (Gaelic)
|
|
|
173
|
|
Species
jonesii
Rydb.
syn. Packera streptanthifolia
|
|
|
174
|
|
Species
kingii
Rydb.
syn. Senecio eremophilus var. kingii
|
|
|
175
|
|
Species
kjellmanii
Porsild
syn. Tephroseris kjellmanii
|
|
|
176
|
|
Species
laetiflorus
Greene
syn. Packera streptanthifolia
|
|
|
177
|
|
Species
layneae
Greene
syn. Packera layneae
|
|
|
178
|
|
Species
lemmonii
Gray
common name:
Lemmon's ragwort
|
|
|
179
|
|
Species
leonardii
Rydb.
syn. Packera streptanthifolia
|
|
|
180
|
|
Species
lewisrosei
J.T. Howell
syn. Packera eurycephala var. lewisrosei
|
|
|
181
|
|
Species
ligulifolius
Greene
syn. Packera macounii
|
|
|
182
|
|
Species
lindstroemii
(Ostenf.) Porsild
syn. Tephroseris lindstroemii
|
|
|
183
|
|
Species
lobatus
Pers.
syn. Packera glabella
|
|
|
184
|
|
Species
longilobus
Benth.
syn. Senecio flaccidus var. flaccidus
|
|
|
185
|
|
Species
longipetiolatus
Rydb.
syn. Packera streptanthifolia
|
|
|
186
|
|
Species
lugens
Richards.
|
|
|
|
187
|
|
Varietas
exaltatus
(Nutt.) Gray
syn. Senecio integerrimus var. exaltatus
|
|
|
188
|
|
Varietas
ochroleucus
Gray
syn. Senecio integerrimus var. ochroleucus
|
|
|
|
189
|
|
Species
lynceus
Greene
|
|
|
|
190
|
|
Varietas
leucoreus
(Greenm.) Blake
syn. Packera multilobata
|
|
|
|
191
|
|
Species
lyonii
Gray
common name:
island senecio
|
|
|
192
|
|
Species
macdougalii
Heller
syn. Senecio eremophilus var. macdougalii
|
|
|
193
|
|
Species
macounii
Greene
syn. Packera macounii
|
|
|
194
|
|
Species
madagascariensis
Poir.
common name:
Madagascar ragwort
|
|
|
195
|
|
Species
malmstenii
Blake ex Tidestrom
syn. Packera malmstenii
|
|
|
196
|
|
Species
manitobensis
Greenm.
syn. Packera tridenticulata
|
|
|
197
|
|
Species
megacephalus
Nutt.
common name:
rocky ragwort
|
|
|
198
|
|
Species
memmingeri
Britt.
syn. Packera millefolia
|
|
|
199
|
|
Species
metcalfei
Greene
syn. Packera neomexicana var. metcalfei
|
|
|
200
|
|
Species
mikanioides
Otto ex Walp.
syn. Delairea odorata
|
|
|
201
|
|
Species
millefolium
Torr. & Gray
syn. Packera millefolia
|
|
|
202
|
|
Species
millelobatus
Rydb.
syn. Packera millelobata
|
|
|
203
|
|
Species
minimus
Poir.
syn. Erechtites minima
|
|
|
204
|
|
Species
mohavensis
Gray
common name:
Mojave ragwort
|
|
|
205
|
|
Species
molinarius
Greenm.
syn. Packera werneriifolia
|
|
|
206
|
|
Species
monoensis
Greene
syn. Senecio flaccidus var. monoensis
|
|
|
207
|
|
Species
moresbiensis
(Calder & Taylor) G.W. Douglas & G. Ruyl
common name:
cleftleaf ragwort
|
|
|
208
|
|
Species
muehlenbergii
Schultz-Bip.
syn. Arnoglossum muehlenbergii
|
|
|
209
|
|
Species
muirii
Greenm.
syn. Packera werneriifolia
|
|
|
210
|
|
Species
multicapitatus
Greenm. ex Rydb.
syn. Senecio spartioides var. multicapitatus
|
|
|
211
|
|
Species
multidentatus
Schultz-Bip. ex Hemsl.
|
|
|
|
212
|
|
Varietas
huachucanus
(Gray) T.M. Barkl.
common name:
Huachuca Mountain ragwort
|
|
|
|
213
|
|
Species
multilobatus
Torr. & Gray ex Gray
syn. Packera multilobata
|
|
|
214
|
|
Species
musiniensis
Welsh
common name:
Musinea ragwort
|
|
|
215
|
|
Species
mutabilis
Greene
syn. Packera neomexicana var. mutabilis
|
|
|
216
|
|
Species
neomexicanus
Gray
|
|
|
|
217
|
|
Varietas
griffithsii
Greenm.
syn. Packera neomexicana var. neomexicana
|
|
|
218
|
|
Varietas
metcalfei
(Greene) T.M. Barkl.
syn. Packera neomexicana var. metcalfei
|
|
|
219
|
|
Varietas
mutabilis
(Greene) T.M. Barkl.
syn. Packera neomexicana var. mutabilis
|
|
|
220
|
|
Varietas
toumeyi
(Greene) T.M. Barkl.
syn. Packera neomexicana var. toumeyi
|
|
|
|
221
|
|
Species
neowebsteri
Blake
common name:
Olympic Mountain ragwort
|
|
|
222
|
|
Species
obovatus
Muhl. ex Willd.
|
|
|
|
223
|
|
Varietas
elliottii
(Torr. & Gray) Fern.
syn. Packera obovata
|
|
|
224
|
|
Varietas
rotundus
Britt.
syn. Packera obovata
|
|
|
|
225
|
|
Species
ogotorukensis
Packer
syn. Packera ogotorukensis
|
|
|
226
|
|
Species
oodes
Rydb.
syn. Packera streptanthifolia
|
|
|
227
|
|
Species
oresbius
Greenm.
syn. Packera neomexicana var. neomexicana
|
|
|
228
|
|
Species
palustris
(L.) Hook.
syn. Senecio congestus
|
|
|
229
|
|
Species
pammelii
Greenm.
syn. Packera streptanthifolia
|
|
|
230
|
|
Species
parryi
Gray
common name:
mountain ragwort
|
|
|
231
|
|
Species
pattersonensis
Hoover
common name:
Patterson's senecio
|
|
|
232
|
|
Species
pauciflorus
Pursh
|
|
|
|
233
|
|
Varietas
fallax
(Greenm.) Greenm.
syn. Packera indecora
|
|
|
234
|
|
Varietas
jucundulus
Jepson
syn. Packera pseudaurea var. pseudaurea
|
|
|
|
235
|
|
Species
pauperculus
Michx.
|
|
|
|
236
|
|
Varietas
balsamitae
(Muhl. ex Willd.) Fern.
syn. Packera paupercula
|
|
|
237
|
|
Varietas
crawfordii
(Britt.) T.M. Barkl.
syn. Packera paupercula
|
|
|
238
|
|
Varietas
firmifolius
(Greenm.) Greenm.
syn. Packera paupercula
|
|
|
239
|
|
Varietas
neoscoticus
Fern.
syn. Packera paupercula
|
|
|
240
|
|
Varietas
praelongus
(Greenm.) House
syn. Packera paupercula
|
|
|
241
|
|
Varietas
thompsoniensis
(Greenm.) Boivin
syn. Packera paupercula
|
|
|
|
242
|
|
Species
pereziifolius
Rydb.
syn. Senecio hydrophiloides
|
|
|
243
|
|
Species
plattensis
Nutt.
syn. Packera plattensis
|
|
|
244
|
|
Species
platylobus
Rydb.
syn. Packera streptanthifolia
|
|
|
245
|
|
Species
porteri
Greene
syn. Packera porteri
|
|
|
246
|
|
Species
pseudaureus
Rydb.
|
|
|
|
247
|
|
Subspecies
flavulus
(Greene) G.W. Douglas & G. Ruyle-Douglas
syn. Packera pseudaurea var. flavula
|
|
|
248
|
|
Varietas
flavulus
(Greene) Greenm.
syn. Packera pseudaurea var. flavula
|
|
|
249
|
|
Subspecies
semicordatus
(Mackenzie & Bush) G.W. Douglas & G. Ruy
syn. Packera pseudaurea var. semicordata
|
|
|
250
|
|
Varietas
semicordatus
(Mackenzie & Bush) T.M. Barkl.
syn. Packera pseudaurea var. semicordata
|
|
|
|
251
|
|
Species
pseudoarnica
Less.
common name:
seaside ragwort
|
|
|
252
|
|
Species
pseudotomentosus
Mackenzie & Bush
syn. Packera plattensis
|
|
|
253
|
|
Species
pudicus
Greene
common name:
bashful ragwort
|
|
|
254
|
|
Species
purshianus
Nutt.
syn. Packera cana
|
|
|
255
|
|
Species
quaerens
Greene
syn. Packera quaerens
|
|
|
256
|
|
Species
quercetorum
Greene
syn. Packera quercetorum
|
|
|
257
|
|
Species
rapifolius
Nutt.
common name:
openwoods ragwort
|
|
|
258
|
|
Species
resedifolius
Less.
syn. Packera cymbalaria
|
|
|
259
|
|
Species
riddellii
Torr. & Gray
common name:
Riddell's ragwort
|
|
|
260
|
|
Species
robbinsii
Oakes ex Rusby
syn. Packera schweinitziana
|
|
|
261
|
|
Species
rotundus
(Britt.) Small
syn. Packera obovata
|
|
|
262
|
|
Species
rubricaulis
Greene
syn. Packera streptanthifolia
|
|
|
263
|
|
Species
rugelia
Gray
syn. Rugelia nudicaulis
|
|
|
264
|
|
Species
rupestris
Waldst. & Kit.
common name:
rock ragwort
|
|
|
265
|
|
Species
sacramentanus
Woot. & Standl.
common name:
Sacramento ragwort
|
|
|
266
|
|
Species
salignus
DC.
syn. Barkleyanthus salicifolius
|
|
|
267
|
|
Species
sandvicensis
auct. non Less.
syn. Senecio hydrophilus
|
|
|
268
|
|
Species
sanguisorboides
Rydb.
syn. Packera sanguisorboides
|
|
|
269
|
|
Species
saxosus
Klatt
|
|
|
|
270
|
|
Varietas
toiyabensis
Greenm.
syn. Packera werneriifolia
|
|
|
|
271
|
|
Species
schweinitzianus
Nutt.
syn. Packera schweinitziana
|
|
|
272
|
|
Species
scorzonella
Greene
common name:
Sierra ragwort
|
|
|
273
|
|
Species
scribneri
Rydb.
syn. Senecio integerrimus var. scribneri
|
|
|
274
|
|
Species
seemanii
auct. non Schultz-Bip. ex Seem.
syn. Roldana hartwegii
|
|
|
275
|
|
Species
semicordatus
Mackenzie & Bush
syn. Packera pseudaurea var. semicordata
|
|
|
276
|
|
Species
serra
Hook.
|
|
|
|
277
|
|
Varietas
admirabilis
(Greene) A. Nels.
common name:
tall ragwort
|
|
|
278
|
|
Varietas
altior
Jepson
syn. Senecio serra var. serra
|
|
|
279
|
|
Varietas
integriusculus
Gray
syn. Senecio serra var. serra
|
|
|
280
|
|
Varietas
serra
common name:
tall ragwort
|
|
|
|
281
|
|
Species
smallii
Britt.
syn. Packera anonyma
|
|
|
282
|
|
Species
soldanella
Gray
common name:
Colorado ragwort
|
|
|
283
|
|
Species
spartioides
Torr. & Gray
|
|
|
|
284
|
|
Varietas
fremontii
(Torr. & Gray) Greenm. ex L.O. Williams
syn. Senecio riddellii
|
|
|
285
|
|
Varietas
granularis
Maguire & A. Holmgren ex Cronq.
syn. Senecio spartioides var. spartioides
|
|
|
286
|
|
Varietas
multicapitatus
(Greenm. ex Rydb.) Welsh
common name:
broomlike ragwort
|
|
|
287
|
|
Varietas
parksii
(Cory) Shinners
syn. Senecio riddellii
|
|
|
288
|
|
Varietas
spartioides
common name:
broomlike ragwort
|
|
|
|
289
|
|
Species
spellenbergii
T.M. Barkl.
syn. Packera spellenbergii
|
|
|
290
|
|
Species
sphaerocephalus
Greene
common name:
ballhead ragwort
|
|
|
291
|
|
Species
squalidus
L.
common name:
oxford ragwort
|
|
|
292
|
|
Species
streptanthifolius
Greene
|
|
|
|
293
|
|
Varietas
borealis
(Torr. & Gray) J.F. Bain
syn. Packera streptanthifolia
|
|
|
294
|
|
Varietas
kluanei
J.F. Bain
syn. Packera streptanthifolia
|
|
|
295
|
|
Varietas
laetiflorus
(Greene) J.F. Bain
syn. Packera streptanthifolia
|
|
|
296
|
|
Varietas
moresbiensis
(Calder & Taylor) Boivin
syn. Senecio moresbiensis
|
|
|
297
|
|
Varietas
oodes
(Rydb.) J.F. Bain
syn. Packera streptanthifolia
|
|
|
298
|
|
Varietas
rubricaulis
(Greene) J.F. Bain
syn. Packera streptanthifolia
|
|
|
299
|
|
Varietas
wallowensis
J.F. Bain
syn. Packera streptanthifolia
|
|
|
|
300
|
|
Species
stygius
Greene
syn. Packera multilobata
|
|
|
301
|
|
Species
subcuneatus
Rydb.
syn. Packera streptanthifolia
|
|
|
302
|
|
Species
subnudus
DC.
syn. Packera cymbalarioides
|
|
|
303
|
|
Species
suksdorfii
Greenm.
syn. Packera streptanthifolia
|
|
|
304
|
|
Species
sylvaticus
L.
common name:
woodland ragwort
|
|
|
305
|
|
Species
tampicanus
DC.
syn. Packera tampicana
|
|
|
306
|
|
Species
taraxacoides
(Gray) Greene
common name:
dandelion ragwort
|
|
|
307
|
|
Species
thornberi
Greenm.
syn. Packera multilobata
|
|
|
308
|
|
Species
thurberi
Gray
syn. Packera neomexicana var. neomexicana
|
|
|
309
|
|
Species
tichomirovii
auct. non Schischkin
syn. Tephroseris kjellmanii
|
|
|
310
|
|
Species
toiyabensis
Welsh & Goodrich
syn. Senecio spartioides var. spartioides
|
|
|
311
|
|
Species
tomentosus
Michx.
syn. Packera tomentosa
|
|
|
312
|
|
Species
toumeyi
Greene
syn. Packera neomexicana var. toumeyi
|
|
|
313
|
|
Species
triangularis
Hook.
|
|
|
|
314
|
|
Varietas
angustifolius
G.N. Jones
syn. Senecio triangularis
|
|
|
|
315
|
|
Species
tridenticulatus
Rydb.
syn. Packera tridenticulata
|
|
|
316
|
|
Species
tundricola
auct. non Tolm.
syn. Tephroseris lindstroemii
|
|
|
317
|
|
Species
tweedyi
Rydb.
syn. Packera paupercula
|
|
|
318
|
|
Species
uintahensis
(A. Nels.) Greenm.
syn. Packera multilobata
|
|
|
319
|
|
Species
valerianifolius
Link ex Spreng.
syn. Erechtites valerianifolia
|
|
|
320
|
|
Species
vaseyi
Greenm.
syn. Senecio integerrimus var. exaltatus
|
|
|
321
|
|
Species
viscosus
L.
common name:
sticky ragwort, stinking groundsel, ragwort
|
|
|
322
|
|
Species
vulgaris
L.
common name:
old-man-in-the-Spring
|
|
|
323
|
|
Species
wardii
Greene
syn. Packera streptanthifolia
|
|
|
324
|
|
Species
warnockii
Shinners
common name:
Warnock's ragwort
|
|
|
325
|
|
Species
websteri
Greenm., non Hook. f.
syn. Senecio neowebsteri
|
|
|
326
|
|
Species
werneriifolius
(Gray) Gray
|
|
|
|
327
|
|
Varietas
alpinus
(Gray) Dorn
syn. Packera porteri
|
|
|
328
|
|
Varietas
incertus
Greenm.
syn. Packera werneriifolia
|
|
|
|
329
|
|
Species
wootonii
Greene
common name:
Wooton's ragwort
|
|
|
330
|
|
Species
wrightii
Greenm.
syn. Packera cynthioides
|
|
|
331
|
|
Species
yukonensis
Porsild
syn. Tephroseris yukonensis
|
|
|