TABLE 1.

Phenolic compound profile of clones of S. viminalis, S. daphnoides, and their crosses.

	Phenolic compounds (mg/g DW)
	Salicylates			Flavonoids								Flavan-3-ols		Other phenolic compounds						Total	Cluster targeted
	Salicin	Salicortin	Tremulacin	Eriodictyol-7-glc	Naringenin-5-glc I	Naringenin-5-glc II	Naringenin-7-glc	Luteolin-7-glc	Quercetin-hexoside	Isosalipurposide	Ampelopsin	Catechin	Epicatechin	Triandrin	Caffeic acid der. I	Caffeic acid der. II	Purpurein	Salireposide	Syrengin
S. daphnoides (DA2 × DA3)	2.87	3.37	3.98	0.05	0.81	1.00	0.89	0.06	0.03	1.13		0.87			0.09	0.50	0.07		1.31	17.02	1
S. viminalis (VI2)											0.38	0.67		4.74					0.23	6.02	2
Crosses
1	1.26	3.53	6.86	0.05	0.86	0.71	1.40	0.20	0.03			1.08			0.78	0.40			0.52	17.68	1
2	2.37	8.08	11.87	0.11	1.34	1.59	2.18	0.09	0.03	1.71		1.35	0.66		1.17	0.37			0.70	33.62	1
3	1.98	7.33	8.01	0.33	1.52	2.13	3.30	0.07		2.83		1.73	0.83		0.53	0.56			0.69	31.84	1
4	0.93	2.83	5.15	0.04	0.31	0.48	0.42	0.08	0.04			0.79	0.66		0.90	0.76			0.38	13.77	1
5	1.68	5.10	4.18	0.10	1.18	1.41	1.35	0.17	0.05	1.39		1.27	1.05		0.93	0.78			0.60	21.23	1
S. daphnoides (DA2)	2.42	11.77	11.10	1.37	1.86	2.21	2.69	0.10	0.03	5.17		1.26	0.56		0.60	0.72			0.45	42.31	1
S. daphnoides (DA3)	0.89	1.51	3.45	0.12	0.90	1.15	1.63	0.04	0.05			1.15	0.54		1.09	1.14			2.12	15.78	1
Crosses
1	1.45	6.28	9.34	0.15	0.88	1.04	1.72	0.02	0.02	1.96		1.58	0.59		0.52	0.76			0.74	27.05	1
2	1.69	7.14	7.63	0.13	1.16	1.65	1.42	0.04	0.02	2.52		1.39	0.65		0.65	0.68			0.73	27.50	1
3	1.41	5.03	3.30	0.17	1.07	1.43	1.42	0.05		1.69		1.31	0.29		0.35	0.35			0.56	18.43	1
4	1.35	4.08	9.51	0.05	0.48	0.59	0.72	0.06	0.02	0.80		0.91			0.51	0.60			0.66	20.35	1
5	1.85	7.35	8.59	0.15	1.36	1.93	1.41	0.04	0.02	3.03		1.76	0.43		0.55	0.54			0.58	29.59	1
6	1.29	0.55	7.97	0.03	0.65	0.72	1.12	0.03	0.02	1.05		1.11			0.55	0.46			0.66	16.21	1
7	1.63	4.52	7.80	0.07	1.14	1.48	1.10	0.07	0.01	1.49		1.67	0.29		0.28	0.52			0.69	22.76	1
8	1.84	7.75	6.97	0.17	1.86	2.18	2.29	0.07	0.01	3.79		1.90	0.57		0.57	0.66			0.94	31.57	1
S. daphnoides (DA5)	2.50	7.39	6.38	0.07	1.51	2.42	0.75	0.03	0.05	2.59		1.44			0.78	0.92			0.94	27.77	1
S. purpurea (PU2)	1.01	3.54	8.09	0.45	2.44	2.12	0.46	0.28	0.22	1.37	0.11	3.58					0.07	2.12	0.44	26.30	4
Crosses
1	2.92	6.95	3.09	0.22	1.77	2.80	0.76	0.02	0.14	2.91		1.56			0.77	0.51	0.10		1.06	25.58	1
2	2.41	4.07	5.82	0.11	0.80	1.14	1.02	0.04	0.11	0.58		1.87			0.88	1.00	0.04		1.47	21.37	1

glc, glucoside; der., derivate; S., Salix. Standard deviation of all compound contents varied between 0.00 and 0.16.