Fig. 3From: Optimal protocol for in vitro polyploid induction of Cymbidium aloifolium (L.) SwEpidermal cell size and stomatal size of C. aloifolium after culture in solid colchicine medium at different concentrations and durations: A epidermal cell length; B epidermal cell width; C stomatal length; D stomatal width; E epidermal cell density and F stomatal density. Data are shown as mean ± SEBack to article page