Archived (PDF) from the original on September 11, 2020. Retrieved September 11, 2020. Unlike other milkweeds, this plant has a clear sap, and the amount of poisonous cardiac glycosides is continuously lower (even though other poisonous compounds may well be current). Liptak, Adam (December 11, 2020). "Supreme Court Rejects Texas Suit Seeking to Subvert Election".