Table 1.

Morphological characters used in the numerical analyses.

Abbreviation	Character	PCA	UPGMA
AL	Length of the floret (anthecium) (mm)	+	+
AwL	Length of the awn (mm)	+	+
CL	Length of the callus (mm)	+	+
C/S	Ratio: length of hairs on column to the length of hairs on seta		+
GL	Length of the lower glume (mm)	+	+
LCL	Length of ligules of the middle cauline leaves (mm)	+	+
LVL	Length of ligules of the vegetative shoots (mm)	+	+
SHL	Length of hairs on the lower cauline sheaths (mm)	+