Figure 1 from: Chien-Ti C, Yen-Hsueh T (2019) Revision of Polygonatum (Asparagaceae, Nolinoideae, Polygonateae) of Taiwan. PhytoKeys 117: 99-118. https://doi.org/10.3897/phytokeys.117.31902 - Chien-Ti, Chao (2019)