Eryngium yuccifolium sunan kimiyya ne na shuka wanda aka fi sani da Rattlesnake Master ko Button Eryngo. Wani nau'in tsiron furanni ne a cikin dangin Apiaceae, 'yan asalin Arewacin Amurka.Kalmar "Eryngium" ta samo asali ne daga kalmar Helenanci "eryngion," wanda ke nufin wani nau'i na sarkar, yayin da "yuccifolium" " yana nufin "leaved yucca" a cikin harshen Latin, yana kwatanta dogayen ganye, kunkuntar ganye masu kama da na yucca shuka.