Fig. 2From: An integrated study of Violae Herba (Viola philippica) and five adulterants by morphology, chemical compositions and chloroplast genomes: insights into its certified plant originFresh leaves variation and original plants of the six Viola species. A V. inconspicua; B V. betonicifolia; C V. japonica; D V. collina; E V. philippica; F V. prionanthaBack to article page