9Zimmer,E.A.Roalson,E.H.Skog,et al.Phylogenetic relationships in the Gesnerioideae (G esneriaceae) based on nrDNA ITS and cpDNA trnL-F and trnE-T spacer region sequences[J].American Journal of Botany,2002,89 (2):296-311.
10Wang Chunneng,Michael Moller,Quentin C.B.Cronk.Population Genetic Structure of Titanotrichum oldhamii (Gesneriaceae),a Subtropical Bulbiliferous Plant with Mixed Sexual and Asexual Reproduction[J].Annals of Botany,2004,93(2):201-209.