Heracleum sphondylium shine sunan kimiyya don nau'in shuka wanda aka fi sani da saniya-parsnip ko hogweed. Doguwar tsiro ce mai tsiro wacce ta fito daga Turai da Asiya, kuma ana samunta a sassan Arewacin Amurka. Cow-parsnip memba ne na dangin Apiaceae, wanda ya haɗa da sauran ganye na yau da kullun kamar faski, seleri, da dill. Itacen yana da manya-manya, ganyayen lobed kuma yana samar da laima-kamar gungu na ƙananan furanni farare a lokacin rani. Wani lokaci ana amfani da shi a maganin gargajiya don cututtuka daban-daban, amma ya kamata a yi amfani da shi a hankali domin shuka yana haifar da ciwon fata ga wasu mutane.