1
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Species
aceratoides
Nash
syn. Asclepias curtissii
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2
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Species
albicans
S. Wats.
common name:
whitestem milkweed
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3
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Species
amplexicaulis
Sm.
common name:
clasping milkweed
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4
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Species
angustifolia
Schweig.
common name:
Arizona milkweed
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5
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Species
arenaria
Torr.
common name:
sand milkweed
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6
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Species
asperula
(Dcne.) Woods.
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7
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Subspecies
asperula
common name:
spider milkweed
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8
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Subspecies
capricornu
(Woods.) Woods.
common name:
antelopehorns
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9
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Varietas
decumbens
(Nutt.) Shinners
syn. Asclepias asperula ssp. capricornu
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10
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Species
auriculata
(Engelm. ex Torr.) Holz.
syn. Asclepias engelmanniana
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11
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Species
bicknellii
Vail
syn. Asclepias exaltata
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12
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Species
brachystephana
Engelm. ex Torr.
common name:
bract milkweed
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13
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Species
brevicornu
Scheele
syn. Asclepias oenotheroides
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14
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Species
californica
Greene
|
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15
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Subspecies
californica
common name:
California milkweed
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16
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Subspecies
greenei
Woods.
common name:
Greene's milkweed
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17
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Species
capricornu
Woods.
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18
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Subspecies
occidentalis
Woods.
syn. Asclepias asperula ssp. capricornu
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19
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Species
carnosa
L. f.
syn. Hoya carnosa
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20
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Species
cinerea
Walt.
common name:
Carolina milkweed
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21
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|
Species
connivens
Baldw.
common name:
largeflower milkweed
|
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22
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Species
cordifolia
(Benth.) Jepson
common name:
heartleaf milkweed
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23
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Species
cryptoceras
S. Wats.
|
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24
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Subspecies
cryptoceras
common name:
pallid milkweed
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25
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Subspecies
davisii
(Woods.) Woods.
common name:
Davis' milkweed
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26
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Varietas
davisii
(Woods.) W.H. Baker
syn. Asclepias cryptoceras ssp. davisii
|
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27
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Species
curassavica
L.
common name:
butterfly flower, Mexican milkweed, blood flower
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28
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Species
curtissii
Gray
common name:
Curtiss' milkweed
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29
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Species
cutleri
Woods.
common name:
Cutler's milkweed
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|
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30
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Species
davisii
Woods.
syn. Asclepias cryptoceras ssp. davisii
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31
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Species
decumbens
(Nutt.) Dcne.
syn. Asclepias asperula ssp. capricornu
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32
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Species
eastwoodiana
Barneby
syn. Asclepias uncialis ssp. ruthiae
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33
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Species
elata
Benth.
syn. Asclepias glaucescens
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34
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Species
emoryi
(Greene) Vail
common name:
Emory's milkweed
|
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35
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Species
engelmanniana
Woods.
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36
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Varietas
rusbyi
(Vail) Kearney
syn. Asclepias rusbyi
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37
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Species
eriocarpa
Benth.
|
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38
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Varietas
microcarpa
Munz & Johnston
syn. Asclepias eriocarpa
|
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39
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Species
erosa
Torr.
common name:
desert milkweed
|
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40
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Species
exaltata
L.
common name:
poke milkweed
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41
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Species
fascicularis
Dcne.
common name:
Mexican whorled milkweed
|
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42
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Species
feayi
Chapman ex Gray
common name:
Florida milkweed
|
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43
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Species
fremontii
Torr. ex Gray
syn. Asclepias eriocarpa
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44
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Species
galioides
auct. non Kunth
syn. Asclepias subverticillata
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45
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Species
giffordii
Eastw.
syn. Asclepias speciosa
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46
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Species
glaucescens
Kunth
common name:
nodding milkweed
|
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47
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Species
hallii
Gray
common name:
Hall's milkweed
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48
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Species
hirtella
(Pennell) Woods.
common name:
green milkweed
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49
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Species
humistrata
Walt.
common name:
pinewoods milkweed
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50
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Species
hypoleuca
(Gray) Woods.
common name:
mahogany milkweed
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51
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Species
incarnata
L.
common name:
swamp milkweed
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52
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Subspecies
incarnata
common name:
swamp milkweed
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53
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Varietas
neoscotica
Fern.
syn. Asclepias incarnata ssp. pulchra
|
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54
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Subspecies
pulchra
(Ehrh. ex Willd.) Woods.
common name:
swamp milkweed
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55
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Varietas
pulchra
(Ehrh. ex Willd.) Pers.
syn. Asclepias incarnata ssp. pulchra
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56
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Species
intermedia
Vail
syn. Asclepias syriaca
|
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57
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Species
involucrata
Engelm. ex Torr.
common name:
dwarf milkweed
|
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58
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Species
kansana
Vail
syn. Asclepias syriaca
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59
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Species
labriformis
M.E. Jones
common name:
Utah milkweed
|
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60
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Species
lanceolata
Walt.
|
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61
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Varietas
paupercula
(Michx.) Fern.
syn. Asclepias lanceolata
|
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62
|
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Species
lanuginosa
Nutt.
common name:
sidecluster milkweed
|
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63
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Species
latifolia
(Torr.) Raf.
common name:
broadleaf milkweed
|
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64
|
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Species
laurifolia
Michx.
syn. Asclepias rubra
|
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65
|
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Species
lemmonii
Gray
common name:
Lemmon's milkweed
|
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66
|
|
Species
linaria
Cav.
common name:
pineneedle milkweed
|
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67
|
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Species
linearis
Scheele
common name:
slim milkweed
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68
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Species
longifolia
Michx.
|
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69
|
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Varietas
hirtella
(Pennell) Farmer & Bell
syn. Asclepias hirtella
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70
|
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Species
macrosperma
Eastw.
syn. Asclepias involucrata
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71
|
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Species
macrotis
Torr.
common name:
longhood milkweed
|
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72
|
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Species
meadii
Torr. ex Gray
common name:
Mead's milkweed
|
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73
|
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Species
mexicana
auct. non Cav.
syn. Asclepias fascicularis
|
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74
|
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Species
michauxii
Dcne.
common name:
Michaux's milkweed
|
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75
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Species
nivea
L.
common name:
Caribbean milkweed
|
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76
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|
Species
nummularia
Torr.
common name:
tufted milkweed
|
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77
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Species
nyctaginifolia
Gray
common name:
Mojave milkweed
|
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78
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Species
obovata
Ell.
common name:
pineland milkweed
|
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79
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|
Species
oenotheroides
Cham. & Schlecht.
common name:
zizotes milkweed
|
|
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80
|
|
Species
otarioides
auct. non Fourn.
syn. Asclepias lanuginosa
|
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81
|
|
Species
ovalifolia
Dcne.
common name:
oval-leaf milkweed
|
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82
|
|
Species
pedicellata
Walt.
common name:
savannah milkweed
|
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83
|
|
Species
perennis
Walt.
common name:
aquatic milkweed
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84
|
|
Species
physocarpa
(E. Mey.) Schlechter
common name:
balloonplant
|
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85
|
|
Species
phytolaccoides
Pursh
syn. Asclepias exaltata
|
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86
|
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Species
procera
Ait.
syn. Calotropis procera
|
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87
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Species
prostrata
Blackwell
common name:
prostrate milkweed
|
|
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88
|
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Species
pulchra
Ehrh. ex Willd.
syn. Asclepias incarnata ssp. pulchra
|
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89
|
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Species
pumila
(Gray) Vail
common name:
plains milkweed
|
|
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90
|
|
Species
purpurascens
L.
common name:
purple milkweed
|
|
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91
|
|
Species
quadrifolia
Jacq.
common name:
fourleaf milkweed, swallow-wort
|
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92
|
|
Species
quinquedentata
Gray
common name:
slimpod milkweed
|
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93
|
|
Species
rolfsii
Britt. ex Vail
syn. Asclepias tuberosa ssp. rolfsii
|
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94
|
|
Species
rubra
L.
common name:
red milkweed
|
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95
|
|
Species
rusbyi
(Vail) Woods.
common name:
Rusby's milkweed
|
|
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96
|
|
Species
ruthiae
Maguire
syn. Asclepias uncialis ssp. ruthiae
|
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97
|
|
Species
sanjuanensis
Heil, J.M. Porter & Welsh
syn. Asclepias uncialis ssp. ruthiae
|
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98
|
|
Species
scaposa
Vail
common name:
Bear Mountain milkweed
|
|
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99
|
|
Species
solanoana
Woods.
common name:
serpentine milkweed
|
|
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100
|
|
Species
speciosa
Torr.
common name:
showy milkweed
|
|
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101
|
|
Species
sperryi
Woods.
common name:
Sperry's milkweed
|
|
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102
|
|
Species
stenophylla
Gray
common name:
slimleaf milkweed
|
|
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103
|
|
Species
subulata
Dcne.
common name:
rush milkweed
|
|
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104
|
|
Species
subverticillata
(Gray) Vail
common name:
horsetail milkweed
|
|
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105
|
|
Species
sullivantii
Engelm. ex Gray
common name:
prairie milkweed
|
|
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106
|
|
Species
syriaca
L.
|
|
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|
107
|
|
Varietas
kansana
(Vail) Palmer & Steyermark
syn. Asclepias syriaca
|
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|
108
|
|
Species
texana
Heller
common name:
Texas milkweed
|
|
|
109
|
|
Species
tomentosa
Ell.
common name:
tuba milkweed
|
|
|
110
|
|
Species
tuberosa
L.
common name:
butterfly weed, pleurisy root
|
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111
|
|
Subspecies
interior
Woods.
common name:
butterfly milkweed
|
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112
|
|
Varietas
interior
(Woods.) Shinners
syn. Asclepias tuberosa ssp. interior
|
|
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113
|
|
Subspecies
rolfsii
(Britt. ex Vail) Woods.
common name:
Rolfs' milkweed
|
|
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114
|
|
Subspecies
terminalis
Woods.
syn. Asclepias tuberosa ssp. interior
|
|
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115
|
|
Subspecies
tuberosa
common name:
butterfly milkweed
|
|
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|
116
|
|
Species
uncialis
Greene
|
|
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|
117
|
|
Subspecies
ruthiae
(Maguire) Kartesz & Gandhi
common name:
Ruth's milkweed
|
|
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118
|
|
Varietas
ruthiae
(Maguire) E. Sundell
syn. Asclepias uncialis ssp. ruthiae
|
|
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119
|
|
Subspecies
uncialis
common name:
wheel milkweed
|
|
|
|
120
|
|
Species
variegata
L.
common name:
redring milkweed
|
|
|
121
|
|
122
|
|
Species
vestita
Hook. & Arn.
common name:
desert milkweed
|
|
|
|
123
|
|
Subspecies
parishii
(Jepson) Woods.
common name:
Parish's woolly milkweed
|
|
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124
|
|
Varietas
parishii
Jepson
syn. Asclepias vestita ssp. parishii
|
|
|
125
|
|
Subspecies
vestita
common name:
woolly milkweed
|
|
|
|
126
|
|
Species
viridiflora
Raf.
|
|
|
|
127
|
|
Varietas
lanceolata
Torr.
syn. Asclepias viridiflora
|
|
|
128
|
|
Varietas
linearis
(Gray) Fern.
syn. Asclepias viridiflora
|
|
|
129
|
|
Varietas
obovata
(Ell.) Torr.
syn. Asclepias obovata
|
|
|
|
130
|
|
Species
viridis
Walt.
common name:
green antelopehorn
|
|
|
131
|
|
Species
viridula
Chapman
common name:
southern milkweed
|
|
|
132
|
|
Species
welshii
N.& P. Holmgren
common name:
Welsh's milkweed
|
|
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