1
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Species
acerosum
Greene
syn. Xanthium strumarium var. canadense
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2
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Species
americanum
Walt.
syn. Xanthium strumarium var. glabratum
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3
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Species
californicum
Greene
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4
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Varietas
rotundifolium
Widder
syn. Xanthium strumarium var. canadense
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5
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Species
calvum
Millsp. & Sherff
syn. Xanthium strumarium var. glabratum
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6
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Species
campestre
Greene
syn. Xanthium strumarium var. canadense
|
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7
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Species
canadense
P. Mill.
syn. Xanthium strumarium var. canadense
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8
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Species
cavanillesii
Schouw
syn. Xanthium strumarium var. canadense
|
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9
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|
Species
cenchroides
Millsp. & Sherff
syn. Xanthium strumarium var. canadense
|
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10
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|
Species
chasei
Fern.
syn. Xanthium strumarium var. glabratum
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11
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|
Species
chinense
P. Mill.
syn. Xanthium strumarium var. glabratum
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12
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|
Species
commune
Britt.
syn. Xanthium strumarium var. canadense
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13
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|
Species
curvescens
Millsp. & Sherff
syn. Xanthium strumarium var. glabratum
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14
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|
Species
cylindraceum
Millsp. & Sherff
syn. Xanthium strumarium var. glabratum
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15
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|
Species
echinatum
Murr.
syn. Xanthium strumarium var. canadense
|
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16
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|
Species
echinellum
Greene
syn. Xanthium strumarium var. glabratum
|
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17
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|
Species
glanduliferum
Greene
syn. Xanthium strumarium var. canadense
|
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18
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|
Species
globosum
Shull
syn. Xanthium strumarium var. glabratum
|
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19
|
|
Species
inflexum
Mackenzie & Bush
syn. Xanthium strumarium var. glabratum
|
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20
|
|
Species
italicum
Moretti
syn. Xanthium strumarium var. canadense
|
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21
|
|
Species
macounii
Britt.
syn. Xanthium strumarium var. canadense
|
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22
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|
Species
macrocarpum
DC.
|
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23
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|
Varietas
glabratum
DC.
syn. Xanthium strumarium var. glabratum
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24
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Species
occidentale
Bertol.
syn. Xanthium strumarium var. glabratum
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25
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|
Species
oligacanthum
Piper
syn. Xanthium strumarium var. canadense
|
|
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26
|
|
Species
orientale
L.
syn. Xanthium strumarium var. glabratum
|
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27
|
|
Species
oviforme
Wallr.
syn. Xanthium strumarium var. canadense
|
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28
|
|
Species
pensylvanicum
Wallr.
syn. Xanthium strumarium var. canadense
|
|
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29
|
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Species
saccharatum
Wallr.
syn. Xanthium strumarium var. canadense
|
|
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30
|
|
Species
speciosum
Kearney
syn. Xanthium strumarium var. canadense
|
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31
|
|
Species
spinosum
L.
common name:
spiny cocklebur
|
|
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32
|
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Varietas
inerme
Bel.
syn. Xanthium spinosum
|
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33
|
|
Species
strumarium
L.
common name:
common cocklebur
|
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34
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Varietas
canadense
(P. Mill.) Torr. & Gray
common name:
Canada cocklebur
|
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35
|
|
Varietas
glabratum
(DC.) Cronq.
common name:
rough cocklebur
|
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36
|
|
Subspecies
italicum
(Moretti) D. L�ve
syn. Xanthium strumarium var. canadense
|
|
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37
|
|
Varietas
oviforme
(Wallr.) M.E. Peck
syn. Xanthium strumarium var. canadense
|
|
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38
|
|
Varietas
pensylvanicum
(Wallr.) M.E. Peck
syn. Xanthium strumarium var. canadense
|
|
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39
|
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Varietas
strumarium
common name:
rough cocklebur
|
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40
|
|
Varietas
wootonii
(Cockerell) M.E. Peck
syn. Xanthium strumarium var. glabratum
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41
|
|
Species
varians
Greene
syn. Xanthium strumarium var. canadense
|
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42
|
|
Species
wootonii
Cockerell
syn. Xanthium strumarium var. glabratum
|
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