Kalmar “genus” tana nufin rabe-raben haraji a cikin ilmin halitta wanda ke haɗa nau’ukan nau’in nau’i iri ɗaya. Linanthus shine asalin tsire-tsire na furanni a cikin dangin Polemoniaceae. Halin Linanthus ya haɗa da ɗimbin ƙanana, shuke-shuke masu laushi na shekara-shekara da na yau da kullun waɗanda suke asali zuwa yammacin Arewacin Amurka. Ana samun waɗannan tsire-tsire a cikin busassun wurare masu duwatsu kamar tsaunin tuddai da tarkacen hamada.