Synonomy - Ambrosia psilostachya

Asteraceae Family

Ambrosia psilostachya DC.

• En: perennial ragweed, western ragweed, naked-spike ambrosia, Cuman ragweed
• Fr: herbe à poux vivace

• Synonomy Information

  [=Ambrosia californica Rydb.]
  [=Ambrosia coronopifolia Torr. & A.Gray]
  [=Ambrosia cumanensis auct., non Kunth]
  [=Ambrosia lindheimeriana Scheele]
  [=Ambrosia psilostachya DC. var. californica (Rydb.) S.F.Blake]
  [=Ambrosia psilostachya DC. var. coronopifolia (Torr. & A.Gray) Farw.]
  [=Ambrosia psilostachya DC. var. lindheimeriana (Scheele) Blank.]
  [=Ambrosia rugelii Rydb.]