Table 1. List of morphometric characters used in distance-based morphometric analyses.

Character number		Character short	Character
v1		GS	genome size
v2	ventral leaves	VL	leaf length
v3		VLU	top of the lower leaf to top of the upper leaf
v4		VW	width in the widest part
v5		VBU	top to base of the upper leaf
v6	lateral leaves	LL	leaf length
v7		LLU	top of the lower leaf to top of the upper leaf
v8		LW	width in the widest part
v9		LBU	top to base of the upper leaf
v10		SW	width between bases
v11		LD	width between single leaf axillae
v12	dorsal leaves	DL	leaf length
v13		DLU	top of the lower leaf to top of the upper leaf
v14		DW	width in the widest part
v15		DBU	top to base of the upper leaf
v16		DLW	width of the shoot at the widest point
v17		DWL	width of the shoot - width of the lateral leaf