tuber root

Thesaurus

Noun

1.

tuber root - erect perennial of eastern and southern United States having showy orange flowersAsclepias tuberosa, butterfly weed, chigger flower, chiggerflower, Indian paintbrush, orange milkweed, pleurisy rootmilkweed, silkweed - any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts