Fig. 9From: Origin-dependence of variation in seed morphology, mineral composition and germination percentage in Gynandropsis gynandra (L.) Briq. accessions from Africa and AsiaLight microscopy images of spider plant seed cross section showing how its stain with a tetrazolium solution; a: before tetrazolium test b: Viable seed after tetrazolium test (scale 200 μm)Back to article page