Comparative Study of the Flavonoid Content in Radix Scutellaria from Different Cultivation Areas in China

Table 8

Principal component scores of Scutellaria baicalensis from different origins.

Cultivated areas	F1 value	F2 value	F value	Ranking
Gansu	3.780	0.253	2.963	1
Inner Mongolia	−1.539	0.209	−1.135	6
Shandong	0.488	−0.146	0.341	2
Shanxi	−1.045	−0.232	−0.857	5
Henan	0.640	−0.801	0.307	3
Hebei	−1.572	−0.300	−1.277	7
Shaanxi	−0.752	1.017	−0.342	4