1
|
|
Species
agrestis
Pollard
common name:
southeastern sunflower
|
|
|
2
|
|
Species
alienus
E.E. Wats.
syn. Helianthus giganteus
|
|
|
3
|
|
|
4
|
|
Varietas
planifolius
Fern.
syn. Helianthus angustifolius
|
|
|
|
5
|
|
Species
annuus
L.
common name:
sunflower
|
|
|
|
6
|
|
Subspecies
jaegeri
(Heiser) Heiser
syn. Helianthus annuus
|
|
|
7
|
|
Subspecies
lenticularis
(Dougl. ex Lindl.) Cockerell
syn. Helianthus annuus
|
|
|
8
|
|
Varietas
lenticularis
(Dougl. ex Lindl.) Steyermark
syn. Helianthus annuus
common name:
sunflower
|
|
|
9
|
|
Varietas
macrocarpus
(DC.) Cockerell
syn. Helianthus annuus
|
|
|
10
|
|
Subspecies
texanus
Heiser
syn. Helianthus annuus
|
|
|
11
|
|
Varietas
texanus
(Heiser) Shinners
syn. Helianthus annuus
|
|
|
|
12
|
|
Species
anomalus
Blake
common name:
western sunflower
|
|
|
13
|
|
Species
argophyllus
Torr. & Gray
common name:
silverleaf sunflower
|
|
|
14
|
|
Species
aridus
Rydb.
syn. Helianthus annuus
|
|
|
15
|
|
Species
aristatus
Ell.
syn. Verbesina aristata
|
|
|
16
|
|
Species
arizonensis
R.C. Jackson
common name:
Arizona sunflower
|
|
|
17
|
|
Species
atrorubens
L.
|
|
|
|
18
|
|
Varietas
alsodes
Fern.
syn. Helianthus atrorubens
|
|
|
19
|
|
Varietas
pubescens
Kuntze
syn. Helianthus silphioides
|
|
|
|
20
|
|
Species
bolanderi
Gray
common name:
serpentine sunflower
|
|
|
21
|
|
Species
borealis
E.E. Wats.
syn. Helianthus giganteus
|
|
|
22
|
|
Species
californicus
DC.
common name:
California sunflower
|
|
|
23
|
|
Species
canescens
(Gray) S. Wats.
syn. Helianthus niveus ssp. canescens
|
|
|
24
|
|
Species
canus
(Britt.) Woot. & Standl.
syn. Helianthus niveus ssp. canescens
|
|
|
25
|
|
Species
carnosus
Small
common name:
lakeside sunflower
|
|
|
26
|
|
Species
ciliaris
DC.
common name:
Texas blueweed
|
|
|
27
|
|
Species
cinereus
Torr. & Gray
|
|
|
|
28
|
|
Varietas
sullivantii
Torr. & Gray
syn. Helianthus �cinereus
|
|
|
|
29
|
|
Species
crenatus
R.C. Jackson
syn. Helianthus laciniatus
|
|
|
30
|
|
Species
cucumerifolius
Torr. & Gray
syn. Helianthus debilis ssp. cucumerifolius
|
|
|
31
|
|
Species
cusickii
Gray
common name:
Cusick's sunflower
|
|
|
32
|
|
Species
dalyi
Britt.
syn. Helianthus maximiliani
|
|
|
33
|
|
Species
debilis
Nutt.
|
|
|
|
34
|
|
Subspecies
cucumerifolius
(Torr. & Gray) Heiser
common name:
cucumberleaf sunflower
|
|
|
35
|
|
Varietas
cucumerifolius
(Torr. & Gray) Gray
syn. Helianthus debilis ssp. cucumerifolius
|
|
|
36
|
|
Subspecies
debilis
common name:
cucumberleaf sunflower
|
|
|
37
|
|
Subspecies
hirtus
Heiser
syn. Helianthus praecox ssp. hirtus
|
|
|
38
|
|
Subspecies
praecox
(Engelm. & Gray) Heiser
syn. Helianthus praecox ssp. praecox
|
|
|
39
|
|
Subspecies
runyonii
Heiser
syn. Helianthus praecox ssp. runyonii
|
|
|
40
|
|
Subspecies
silvestris
Heiser
common name:
cucumberleaf sunflower
|
|
|
41
|
|
Varietas
silvestris
(Heiser) Cronq.
syn. Helianthus debilis ssp. silvestris
|
|
|
42
|
|
Subspecies
tardiflorus
Heiser
common name:
cucumberleaf sunflower
|
|
|
43
|
|
Varietas
tardiflorus
(Heiser) Cronq.
syn. Helianthus debilis ssp. tardiflorus
|
|
|
44
|
|
Subspecies
vestitus
(E.E. Wats.) Heiser
common name:
cucumberleaf sunflower
|
|
|
45
|
|
Varietas
vestitus
(E.E. Wats.) Cronq.
syn. Helianthus debilis ssp. vestitus
|
|
|
|
46
|
|
Species
decapetalus
L.
common name:
thinleaf sunflower
|
|
|
47
|
|
Species
dentatus
Cav.
syn. Viguiera dentata var. dentata
|
|
|
48
|
|
Species
deserticola
Heiser
syn. Helianthus anomalus
|
|
|
49
|
|
Species
divaricatus
L.
|
|
|
|
50
|
|
Varietas
angustifolius
Kuntze
syn. Helianthus divaricatus
|
|
|
|
51
|
|
Species
dowellianus
M.A. Curtis
syn. Helianthus occidentalis ssp. occidentalis
|
|
|
52
|
|
Species
eggertii
Small
common name:
Eggert's sunflower
|
|
|
53
|
|
Species
exilis
Gray
syn. Helianthus bolanderi
|
|
|
54
|
|
Species
fascicularis
Greene
syn. Helianthus nuttallii ssp. nuttallii
|
|
|
55
|
|
Species
filiformis
Small
syn. Helianthus salicifolius
|
|
|
56
|
|
Species
floridanus
Gray ex Chapman
common name:
Florida sunflower
|
|
|
57
|
|
Species
giganteus
L.
|
|
|
|
58
|
|
Subspecies
alienus
(E.E. Wats.) R.W. Long
syn. Helianthus giganteus
|
|
|
59
|
|
Varietas
subtuberosus
Britt.
syn. Helianthus giganteus
|
|
|
|
60
|
|
Species
glaucophyllus
D.M. Sm.
common name:
whiteleaf sunflower
|
|
|
61
|
|
Species
gracilentus
Gray
common name:
slender sunflower
|
|
|
62
|
|
Species
grosseserratus
Martens
|
|
|
|
63
|
|
Varietas
hypoleucus
Gray
syn. Helianthus grosseserratus
|
|
|
64
|
|
Subspecies
maximus
R.W. Long
syn. Helianthus grosseserratus
|
|
|
|
65
|
|
Species
heiseri
R.C. Jackson
syn. Helianthus laciniatus
|
|
|
66
|
|
Species
heterophyllus
Nutt.
common name:
variableleaf sunflower
|
|
|
67
|
|
Species
hirsutus
Raf.
|
|
|
|
68
|
|
Varietas
stenophyllus
Torr. & Gray
syn. Helianthus hirsutus
|
|
|
69
|
|
Varietas
trachyphyllus
Torr. & Gray
syn. Helianthus hirsutus
|
|
|
|
70
|
|
Species
instabilis
E.E. Wats.
syn. Helianthus grosseserratus
|
|
|
71
|
|
Species
laciniatus
Gray
common name:
alkali sunflower
|
|
|
72
|
|
Species
laetiflorus
Pers.
|
|
|
|
73
|
|
Varietas
rigidus
(Cass.) Fern.
syn. Helianthus pauciflorus ssp. pauciflorus
|
|
|
74
|
|
Varietas
subrhomboideus
(Rydb.) Fern.
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
|
75
|
|
Species
laevigatus
Torr. & Gray
common name:
smooth sunflower
|
|
|
76
|
|
Species
laevis
L.
syn. Bidens laevis
|
|
|
77
|
|
Species
lenticularis
Dougl. ex Lindl.
syn. Helianthus annuus
|
|
|
78
|
|
Species
longifolius
Pursh
common name:
longleaf sunflower
|
|
|
79
|
|
Species
ludens
Shinners
syn. Viguiera phenax
|
|
|
80
|
|
Species
maximiliani
Schrad.
common name:
Maximilian sunflower, sunflower
|
|
|
81
|
|
Species
microcephalus
Torr. & Gray
common name:
small woodland sunflower
|
|
|
82
|
|
Species
mollis
Lam.
|
|
|
|
83
|
|
Varietas
cordatus
S. Wats.
syn. Helianthus mollis
|
|
|
|
84
|
|
Species
montanus
E.E. Wats.
syn. Helianthus strumosus
|
|
|
85
|
|
Species
neglectus
Heiser
common name:
neglected sunflower
|
|
|
86
|
|
Species
niveus
(Benth.) Brandeg.
|
|
|
|
87
|
|
Subspecies
canescens
(Gray) Heiser
common name:
showy sunflower
|
|
|
88
|
|
Subspecies
tephrodes
(Gray) Heiser
common name:
Algodones sunflower
|
|
|
|
89
|
|
Species
nuttallii
Torr. & Gray
|
|
|
|
90
|
|
Subspecies
canadensis
R.W. Long
syn. Helianthus nuttallii ssp. nuttallii
|
|
|
91
|
|
Subspecies
coloradensis
(Cockerell) R.W. Long
syn. Helianthus nuttallii ssp. nuttallii
|
|
|
92
|
|
Subspecies
nuttallii
common name:
Nuttall's sunflower
|
|
|
93
|
|
Subspecies
parishii
(Gray) Heiser
common name:
Parish's sunflower
|
|
|
94
|
|
Subspecies
rydbergii
(Britt.) R.W. Long
common name:
Rydberg's sunflower
|
|
|
95
|
|
Varietas
rydbergii
(Britt.) Boivin
syn. Helianthus nuttallii ssp. rydbergii
|
|
|
96
|
|
Varietas
subtuberosus
(Britt.) Boivin
syn. Helianthus giganteus
|
|
|
|
97
|
|
Species
occidentalis
Riddell
|
|
|
|
98
|
|
Varietas
dowellianus
(M.A. Curtis) Torr. & Gray
syn. Helianthus occidentalis ssp. occidentalis
|
|
|
99
|
|
Subspecies
occidentalis
common name:
fewleaf sunflower
|
|
|
100
|
|
Subspecies
plantagineus
(Torr. & Gray) Shinners
common name:
fewleaf sunflower
|
|
|
101
|
|
Varietas
plantagineus
Torr. & Gray
syn. Helianthus occidentalis ssp. plantagineus
|
|
|
|
102
|
|
Species
orgyalis
DC.
syn. Helianthus salicifolius
|
|
|
103
|
|
Species
paradoxus
Heiser
common name:
paradox sunflower
|
|
|
104
|
|
Species
parishii
Gray
syn. Helianthus nuttallii ssp. parishii
|
|
|
105
|
|
Species
pauciflorus
Nutt.
|
|
|
|
106
|
|
Subspecies
pauciflorus
common name:
stiff sunflower
|
|
|
107
|
|
Subspecies
subrhomboideus
(Rydb.) O. Spring & E. Schilling
common name:
stiff sunflower
|
|
|
108
|
|
Varietas
subrhomboideus
(Rydb.) Cronq.
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
|
109
|
|
Species
petiolaris
Nutt.
|
|
|
|
110
|
|
Varietas
canescens
Gray
syn. Helianthus niveus ssp. canescens
|
|
|
111
|
|
Subspecies
fallax
Heiser
common name:
prairie sunflower
|
|
|
112
|
|
Varietas
fallax
(Heiser) B.L. Turner
syn. Helianthus petiolaris ssp. fallax
|
|
|
113
|
|
Subspecies
petiolaris
common name:
prairie sunflower
|
|
|
|
114
|
|
Species
pilosus
Tausch
syn. Helianthus �doronicoides
|
|
|
115
|
|
Species
porteri
(Gray) Pruski
common name:
Porter's sunflower
|
|
|
116
|
|
Species
praecox
Engelm. & Gray
|
|
|
|
117
|
|
Subspecies
hirtus
(Heiser) Heiser
common name:
Texas sunflower
|
|
|
118
|
|
Subspecies
praecox
common name:
Texas sunflower
|
|
|
119
|
|
Subspecies
runyonii
(Heiser) Heiser
common name:
Runyon's sunflower
|
|
|
120
|
|
Varietas
runyonii
(Heiser) B.L. Turner
syn. Helianthus praecox ssp. runyonii
|
|
|
|
121
|
|
Species
praetermissus
E.E. Wats.
common name:
New Mexico sunflower
|
|
|
122
|
|
Species
pumilus
Nutt.
common name:
little sunflower
|
|
|
123
|
|
Species
quinquenervis
Hook.
syn. Helianthella quinquenervis
|
|
|
124
|
|
Species
radula
(Pursh) Torr. & Gray
common name:
rayless sunflower
|
|
|
125
|
|
Species
reindutus
(Steele) E.E. Wats.
syn. Helianthus laevigatus
|
|
|
126
|
|
Species
resinosus
Small
common name:
resindot sunflower
|
|
|
127
|
|
Species
rigidus
(Cass.) Desf.
|
|
|
|
128
|
|
Subspecies
laetiflorus
(Rydb.) Heiser
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
129
|
|
Subspecies
subrhomboideus
(Rydb.) Heiser
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
130
|
|
Varietas
subrhomboideus
(Rydb.) Cronq.
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
|
131
|
|
Species
rydbergii
Britt.
syn. Helianthus nuttallii ssp. rydbergii
|
|
|
132
|
|
Species
salicifolius
A. Dietr.
common name:
willowleaf sunflower
|
|
|
133
|
|
Species
saxicola
Small
syn. Helianthus strumosus
|
|
|
134
|
|
Species
scaberrimus
Ell.
syn. Helianthus �laetiflorus
|
|
|
135
|
|
Species
schweinitzii
Torr. & Gray
common name:
Schweinitz's sunflower
|
|
|
136
|
|
Species
scrophulariifolius
Britt.
syn. Helianthus decapetalus
|
|
|
137
|
|
Species
silphioides
Nutt.
common name:
rosinweed sunflower
|
|
|
138
|
|
Species
simulans
E.E. Wats.
common name:
muck sunflower
|
|
|
139
|
|
Species
smithii
Heiser
common name:
Smith's sunflower
|
|
|
140
|
|
Species
stenophyllus
(Torr. & Gray) E.E. Wats.
syn. Helianthus hirsutus
|
|
|
141
|
|
Species
strumosus
L.
common name:
paleleaf woodland sunflower
|
|
|
142
|
|
Species
subrhomboideus
Rydb.
syn. Helianthus pauciflorus ssp. subrhomboideus
|
|
|
143
|
|
Species
subtuberosus
(Britt.) Britt.
syn. Helianthus giganteus
|
|
|
144
|
|
Species
tephrodes
Gray
syn. Helianthus niveus ssp. tephrodes
|
|
|
145
|
|
Species
tomentosus
Michx.
syn. Helianthus tuberosus
|
|
|
146
|
|
Species
tracheliifolius
P. Mill.
syn. Helianthus decapetalus
|
|
|
147
|
|
Species
tuberosus
L.
common name:
Jerusalem artichoke, sunchoke, girasole (Italian)
|
|
|
|
148
|
|
Varietas
subcanescens
Gray
syn. Helianthus tuberosus
|
|
|
|
149
|
|
Species
uniflorus
Nutt.
syn. Helianthella uniflora var. uniflora
|
|
|
150
|
|
Species
validus
E.E. Wats.
syn. Helianthus giganteus
|
|
|
151
|
|
Species
vestitus
E.E. Wats.
syn. Helianthus debilis ssp. vestitus
|
|
|
152
|
|
Species
x ambiguus
(Gray) Britt. (pro sp.)
|
|
|
153
|
|
Species
x brevifolius
E.E. Wats. (pro sp.)
|
|
|
154
|
|
Species
x cinereus
Torr. & Gray (pro sp.)
|
|
|
155
|
|
Species
x divariserratus
R.W. Long
|
|
|
156
|
|
Species
x doronicoides
Lam. (pro sp.)
|
|
|
157
|
|
Species
x glaucus
Small (pro sp.)
|
|
|
158
|
|
Species
x intermedius
R.W. Long
|
|
|
159
|
|
Species
x kellermanii
Britt. (pro sp.)
|
|
|
160
|
|
Species
x laetiflorus
Pers. (pro sp.)
common name:
cheerful sunflower
|
|
|
161
|
|
Species
x luxurians
E.E. Wats. (pro sp.)
|
|
|
162
|
|
Species
x multiflorus
L. (pro sp.)
common name:
manyflower sunflower, perennial sunflower
|
|
|
163
|
|
Species
x orgyaloides
Cockerell (pro sp.)
|
|
|
164
|
|
Species
x verticillatus
E.E. Wats. (pro sp.)
|
|
|