[Study on induction of polyploidy in Salvia bowleyana by colchicine treatment].

Objective: To explore the technique of induction of polyploidy in Salvia bowleyana by colchicine treatment.

Method: The three kinds of explant of bud, leaf and calli were induced by colchicine treatment.

Result: The induction effects were better when the calli was treated by colchicines (15 mg x L(-1)) and the leaf was pre-cultured for one week.