For example, a team of students from nearby California State University, Dominguez Hills has been trained to manage fennel ( " Foeniculum vulgare " ) and castor bean ( " Ricinus communis " ), two formerly very invasive plants at the preserve.
5.
The food plants are from the family Umbelliferae, and include fennel ( " Foeniculum vulgare " ), giant fennel ( " Ferula communis " ), Corsican rue ( " Ruta corsica " ) and " Peucedanum paniculatum " though some of these records are disputed . " Papilio hospiton " is bivoltine with broods in May and August.