Table 4. Flavonoid content levels in Prunus humilis accessions.

Flavonoid content types	Subgroup	Number/proportion of accessions (%)	No.	Flavonoid content range (mg/g FW)	Average flavonoid content (mg/g FW)
Ultrahigh		1/0.73	1	28.37	28.37
High		10/7.30	2–11	15.96–21.99	18.12
Medium	Medium-high	22/16.06	12–31, 129–130	12.91–15.23	14.07
	Medium	42/30.66	32–65, 126–128, 131–135	9.57–12.84	11.06
Low	Medium-low	40/29.20	66–105	7.21–9.40	8.32
	Low	22/16.06	106–125, 136, 137	3.90–6.92	6.03