Prostrate pigweed is a common name for several plants and may refer to:
*''
Amaranthus albus
''Amaranthus albus'' is an annual species of flowering plant. It is native to the tropical Americas but a widespread introduced species in other places, including Europe, Africa, and Australia.
Common names include common tumbleweed, tumble p ...
''
*''
Amaranthus blitoides''
{{Short pages monitor