 He is remembered in the plant genera Candollea and Candolleodendron , and the mushroom Psathyrella candolleana . Candollea , a scientific journal that publishes papers on systematic botany and phylotaxonomy , was named after de Candolle and his descendants in honor of their contribution to the field of botany . He was a mentor to the French @-@ Mexican botanist Jean @-@ Louis Berlandier . 
