Principal component analysis of 11 different wood variables of Viburnum species. VN, Number of vessels; VDR, Vessel diameter in radial plane; VDT, Vessel diameter in tangential plane; VW, Vessel wall thickness; TDR, Tracheid diameter in radial plane; TDT, Tracheid diameter in tangential plane; TW, Tracheid wall thickness; BP, Bordered pit; RN, Number of rays; RH, Ray height; RW, Ray thickness.

 
 
  Part of: Ghimire B, Son DC, Park BK, Oh S-H (2020) Comparative wood anatomy of Korean Viburnum L. (Adoxaceae) and its taxonomic implication. PhytoKeys 156: 27-46. https://doi.org/10.3897/phytokeys.156.52031