Kalmar "genus Sonchus" tana nufin rabe-raben shuke-shuke na kimiyya. Halin Sonchus na cikin dangin Asteraceae ne, wanda ya haɗa da tsire-tsire da aka fi sani da daisies, sunflowers, da asters. Ana ɗaukar waɗannan tsire-tsire kamar ciyawa, kuma ana iya samun su suna girma a sassa da yawa na duniya. Suna yawanci suna da furanni masu launin rawaya da ganye masu ɗanɗano mai ɗanɗano ko kuma ganyaye. Don haka, kalmar “genus Sonchus” tana nufin takamaiman rukunin tsire-tsire waɗanda ke da wasu halaye kuma suna da alaƙa da juna.