Table 3. The mass concentration of flavonol glycosides and catechin in the extracts of mastic tree leaves harvested at four different locations along the Croatian Adriatic coast during three phenological stages.
| Growing location | Phenological stage | My-G | My-Glu | My-R | Que-R | F-G der 1 | TFG | Catechin | |
|---|---|---|---|---|---|---|---|---|---|
| γ/(mg/L) | |||||||||
| φ(methanol)=80% | Barbariga | 1 | (15.3±0.4)i | (30.4±0.2)g | (51.6±0.3)j | (11.4±0.4)h | tr | (108.7±0.2)i | (45.4±0.3)i |
| 2 | (20.6±0.2)k | (48.5±0.4)m | (93.4±0.3)q | (14.7±0.3)j | tr | (177.3±0.2)o | (30.3±0.2)f | ||
| 3 | (10.6±0.3)f | (18.5±0.3)c | (30.5±0.3)f | (6.5±0.4)c,d,e | (1.5±0.2)b,c | (67.5±0.2)e | (8.2±0.2)a | ||
| Lun | 1 | (13.5±0.2)h | (41.9±0.3)k | (63.4±0.3)l | (15.6±0.3)j,k | tr | (134.4±0.1)l | (23.4±0.3)c | |
| 2 | (17.7±0.3)j | (41.4±0.4)k | (59.9±0.1)k | (9.4±0.3)g | tr | (128.49±0.09)k | (30.6±0.3)f | ||
| 3 | (8.5±0.3)e | (17.9±0.2)c | (26.4±0.4)d,e | (9.3±0.3)g | tr | (62.0±0.11)d | (10.5±0.3)b | ||
| Hvar | 1 | (26.6±0.4)m | (56.09±0.04)n | (72.6±0.2)o | (11.4±0.3)h | tr | (166.7±0.2)n | (35.1±0.5)g | |
| 2 | (20.7±0.2)k | (36.4±0.4)j | (97.5±0.3)r | (23.6±0.4)l | (5.6±0.3)e | (183.7±0.2)p | (28.4±0.2)d | ||
| 3 | (20.6±0.3)k | (41.6±0.3)k | (35.4±0.3)g | (5.6±0.3)b,c | tr | (103.1±0.2)h | (39.4±0.2)h | ||
| Vela Luka | 1 | (17.5±0.3)j | (46.5±0.4)l | (62.5±0.3)l | (24.2±0.3)l | (5.3±0.2)e | (155.0±0.1)m | (27.5±0.2)j | |
| 2 | (20.2±0.3)k | (57.4±0.5)o | (75.5±0.3)p | (23.6±0.4)l | tr | (177.7±0.1)o | (29.5±0.4)e | ||
| 3 | (10.6±0.4)f | (22.4±0.3)e | (20.4±0.4)b | (4.4±0.3)a,b | tr | (57.9±0.1)c | (35.5±0.4)g | ||
| φ(ethanol)=80% | Barbariga | 1 | (8.2±0.1)d,e | (28.2±0.3)e | (25.2±0.2)d | (5.5±0.2)b,c | (0.81±0.03)a | (67.9±0.2)e | tr |
| 2 | (10.6±0.4)f | (30.3±0.1)g | (69.6±0.4)n | (7.6±0.3)d,e,f | (1.2±0.1)a,b | (119.3±0.2)j | tr | ||
| 3 | (7.4±0.3)c,d | (19.8±0.2)d | (27.6±0.2)e | (5.4±0.3)b,c | (1.6±0.3)b,c | (61.8±0.3)d | tr | ||
| Lun | 1 | (10.5±0.3)f | (28.7±0.2)h | (49.4±0.3)i | (6.3±0.2)c,d | (1.5±0.2)b,c | (96.4±0.1)g | tr | |
| 2 | (6.6±0.4)c | (25.6±0.4)f | (48.5±0.3)i | (8.4±0.3)f,g | (1.5±0.2)b,c | (90.5±0.2)f | tr | ||
| 3 | (2.6±0.27)a | (8.12±0.09)a | (17.4±0.3)a | (4.6±0.2)a,v | (1.4±0.3)b,c | (34.1±0.2)a | tr | ||
| Hvar | 1 | (10.8±0.2)f,g | (31.4±0.2)h | (66.6±0.3)m | (16.3±0.2)j,k | (4.6±0.2)d | (129.7±0.2)k | tr | |
| 2 | (23.3±0.1)l | (48.0±0.1)m | (74.5±0.1)p | (8.1±0.1)e,f,g | (1.5±0.2)b,c | (155.4±0.2)m | tr | ||
| 3 | (10.5±0.3)f | (25.3±0.2)f | (27.7±0.2)e | (3.6±0.2)a | (1.4±0.3)b | (68.5±0.2)e | tr | ||
| Vela Luka | 1 | (10.7±0.3)f | (35.3±0.2)i | (43.5±0.3)h | (12.2±0.2)h | (1.98±0.09)c | (103.6±0.3)h | tr | |
| 2 | (11.6±0.2)g | (36.6±0.4)j | (49.6±0.3)i | (16.6±0.3)k | (4.6±0.2)d | (118.9±0.2)j | tr | ||
| 3 | (4.2±0.2)b | (14.3±0.2)b | (22.5±0.4)c | (3.5±0.1)a | (1.5±0.2)b,c | (46.1±0.2)b | tr | ||
The results in each row marked with the same letter do not differ statistically at p≤0.05.
My-G=myricetin-3-O-glucuronide, My-Glu=myricetin-3-O-glucoside, My-R=myricetin-3-O-rhamnoside, Que-R=quercetin-3-O-rhamnoside,
F-G der 1=flavonol-glycoside der 1, TFG= total flavonol glycosides, tr= traces
1=early flowering stage (May, 2019), 2=early fruiting stage (August, 2019), 3=late fruiting stage (October, 2019)