#milkweed__silkweed  any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts
  supertype:  herbaceous_plant__herb  a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
  member of:  genus_Asclepias
  subtype:  white_milkweed__whitemilkweed__Asclepias_albicans  tall herb with leafless waxy-white stems and whitish starlike flowers; southwestern United States
  subtype:  blood_flower__bloodflower__swallowwort__asclepiascurassavica  tropical herb having orange-red flowers followed by pods suggesting a swallow with outspread wings; a weed throughout the tropics
  subtype:  poke_milkweed__Asclepias_exaltata  milkweed of the eastern United States with leaves resembling those of pokeweed
  subtype:  swamp_milkweed__swampmilkweed__Asclepias_incarnata  densely branching perennial of the eastern United States with white to crimson or purple flowers
  subtype:  Mead's_milkweed__Asclepias_meadii__Asclepia_meadii  milkweed of central North America; a threatened species
  subtype:  purple_silkweed__Asclepias_purpurascens  perennial of eastern North America having pink-purple flowers
  subtype:  showy_milkweed__showymilkweed__Asclepias_speciosa  milkweed of southern North America having large starry purple-pink flowers
  subtype:  poison_milkweed__horsetail_milkweed__horsetailmilkweed__Asclepias_subverticillata  milkweed of southwestern United States and Mexico; poisonous to livestock
  subtype:  butterfly_weed__butterflyweed__orange_milkweed__orangemilkweed__chiggerflower__pleurisy_root__tuber_root__tuberroot__Indian_paintbrush__Asclepias_tuberosa  erect perennial of eastern and southern United States having showy orange flowers
  subtype:  whorled_milkweed__whorledmilkweed__asclepiasverticillata  milkweed of the eastern United States with narrow leaves in whorls and greenish-white flowers

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