Box plots of introduced (China) and native (USA) populations of Plantago virginica across years: a germination percentage b days to germination c duration of germination.

  Part of: Xu X, Wolfe L, Diez J, Zheng Y, Guo H, Hu S (2019) Differential germination strategies of native and introduced populations of the invasive species Plantago virginica. NeoBiota 43: 101-118.