The Collaborative International Dictionary
Asclepiadaceous
Asclepiadaceous \As*cle`pi*a*da"ceous\, a. [See Asclepias.] (Bot.) Of, pertaining to, or resembling, plants of the Milkweed family. [1913 Webster] ||
Wiktionary
asclepiadaceous
a. (context botany English) Relating to the milkweeds.
WordNet
asclepiadaceous
adj. of or relating to plants of the milkweed family