Table 1.
Terpene concentrations (ppm) in nectar, pollen (anthers containing microsporangia) and leaf samples of six different T. vulgaris chemotypes. Concentrations are given by fresh mass.
| Chemotype | Substance | Nectar | Pollen | Leaves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| mean | ±SD | replicates | mean | ±SD | replicates | mean | ±SD | replicates | ||
| C | Carvacrol | 0.24 | 0.03 | 2 | n.a. | 6579.48 | 1188.65 | 4 | ||
| T | Thymol | 7.67 | 0.03 | 3 | n.a. | 14209.81 | 856.03 | 3 | ||
| G | Geraniol | 0.99 | 0.21 | 3 | 43.08 | 1 | 4873.78 | 685.13 | 3 | |
| Geranyl acetate | n.d. | 17.11 | 1 | 3855.82 | 259.23 | 3 | ||||
| A | α-Terpineol | 2.83 | 0.55 | 3 | 57.97 | 3.87 | 3 | 3765.24 | 544.53 | 3 |
| α-Terpinyl acetate | 1.69 | 0.36 | 3 | 243.37 | 14.30 | 3 | 17624.17 | 1503.91 | 3 | |
| L | Linalool | 2.18 | 1 | 742.06 | 84.22 | 3 | 18067.50 | 2919.12 | 3 | |
| Linalyl acetate | n.d. | 87.64 | 12.30 | 3 | 2195.51 | 371.80 | 3 | |||
| U | trans-Sabinene hydrate | 2.45 | 0.23 | 3 | n.a. | 7349.48 | 2445.48 | 3 | ||
SD: standard deviation; n.d.: not detected; n.a.: no pollen samples available, only female flowers from this chemotype.