Life … Animals Arthropods Insects Hymenopterans Square-headed Wasps, Sand Wasps, and Allies Tachytes Tachytes validus species 19 observations Tachytes validus Tachytes validus Field notes Supported by All 2 native plantssupport it in the US Nectar plants Plants whose flowers it visits Swamp Milkweed, Whorled Milkweed 2 Close