Table 1.
The content ± standard error (g/kg FW) of phenolic compounds (HBA, HCA, gallotannins and ellagitannins) in petals of R. pendulina, R. spinosissima and the hybrid R. pendulina × spinosissima in the region of west Slovenia in 2020. Different letters indicate significant differences between genotypes.
| Phenolic Group | Compound | Rosa pendulina | Rosa spinossisima | Rosa pendulina × spinosissima |
|---|---|---|---|---|
| Hydroxybenzoic acid (HBA) | gallic acid | 1.02 ± 0.04 a | 0.12 ± 0.05 c | 0.27 ± 0.016 b |
| Hydroxycinnamic acid derivatives (HCA) | p-coumaric acid hexoside 1 | 0.002 ± 0.0 c | 0.007 ± 0.0 a | 0.004 ± 0.0 b |
| 3-p-coumaroylquinic acid | 0.007 ± 0.0 a | 0.003 ± 0.0 c | 0.005 ± 0.0 b | |
| TOTAL | 1.029 ± 0.04 a | 0.13 ± 0.00 c | 0.279 ± 0.0 b | |
| Gallotannins | p-coumaric acid hexoside 2 | 0.68 ± 0.03 b | 1.13 ± 0.07 a | 1.02 ± 0.09 a |
| Digalloylhexoside 1 | 1.02 ± 0.04 a | 0.12 ± 0.005 c | 0.27 ± 0.016 b | |
| Methyl gallate | 0.19 ± 0.04 c | 0.74 ± 0.06 a | 0.43 ± 0.05 b | |
| Digalloylhexoside 2 | 1.31 ± 0.04 a | 0.21 ± 0.04 b | 0.26 ± 0.04 b | |
| Digalloylquinic acid | 0.01 ± 0.0 a | 0.03 ± 0.0 c | 0.02 ± 0.0 b | |
| Trigalloyl hexoside 1 | 43.78 ± 3.4 a | 17.17 ± 0.7 c | 31.95 ± 1.8 b | |
| Trigalloylhexoside 2 | 0.008 ± 0.0 b | 0.01 ± 0.0 a | 0.01 ± 0.0 ab | |
| Methyl gallate rutinoside | 0.09 ± 0.01 b | 0.14 ± 0.004 a | 0.05 ± 0.003 c | |
| TOTAL | 47.09 ± 3.56 a | 19.55 ± 0.879 c | 34.01 ± 1.999 b | |
| Ellagitannins | Di HHDP hexoside 1 | 0.11 ± 0.004 a | 0.36 ± 0.0 c | 0.09 ± 0.0 b |
| Di HHDP hexoside 2 | 0.36 ± 0.01 b | 0.71 ± 0.02 a | 0.28 ± 0.01 c | |
| HHDP digalloylhexoside 1 | 0.35 ± 0.03 c | 0.94 ± 0.02 a | 0.52 ± 0.0 b | |
| HHDP galloylhexoside | 0.39 ± 0.03 a | 0.15 ± 0.02 c | 0.28 ± 0.01 b | |
| HHDP digalloyhexoside 2 | 0.41 ± 0.09 b | 0.68 ± 0.03 a | 0.5 ± 0.01 ab | |
| Galloyl bis HHDP hexoside 1 | 1.01 ± 0.03 b | 2.37 ± 0.29 a | 0.89 ± 0.02 b | |
| Galloyl bis HHDP hexoside 2 | 5.14 ± 0.26 a | 8.55 ± 0.53 b | 7.7 ± 0.65 b | |
| Galloyl bis HHDP hexoside 3 | 4.56 ± 0.47 a | 3.88 ± 0.22 a | 1.5 ± 0.04 b | |
| Trigalloyl HHDP hexoside | 1.2 ± 0.14 b | 2.3 ± 0.39 a | 0.57 ± 0.03 b | |
| Vescalagin 1 | 1.73 ± 0.14 a | 1.96 ± 0.06 a | 1.2 ± 0.06 b | |
| Vescalagin 2 | 5.3 ± 0.16 a | 5.4 ± 3.04 a | 1.5 ± 0.13 a | |
| Vescalagin 3 | 0.57 ± 0.07 b | 1.09 ± 0.19 a | 0.27 ± 0.02 b | |
| Vescalagin 4 | 8.5 ± 0.32 b | 12.99 ± 0.29 a | 3.87 ± 0.18 c | |
| TOTAL | 29.63 ± 1.754 b | 41.73 ± 5.1 a | 18.17 ± 1.16 c |
Note:The Tukey test was used to compare treatments when ANOVA showed significant differences among values (α = 0.05).