Table 1. Cannabinoids were compared with internal standards, and T. orientalis inflorescence fractions from plants collected from different regions in Thailand.
| Region/Province | Collector no. | Habitats | Cannabinoids detection (mg/kg)* | ||
|---|---|---|---|---|---|
| THC | CBD | CBN | |||
| Northern (N) | |||||
| Uttaradit | TN et al. 011 | Agricultural areas | 89.96 | – | 357.46 |
| Phitsanulok | TN et al. 009 | Forest edges | 70.17 | – | 324.05 |
| Phetchabun | TN et al. 012 | Disturbed areas | – | – | 188.49 |
| Southeastern (SE) | |||||
| Chanthaburi | TN et al. 008 | Beach forest | – | – | 51.63 |
| Rayong | TN et al. 015 | Beach forest | – | – | 55.84 |
| Trat | TN et al. 010 | Beach forest | – | – | 50.06 |
| Southern or Peninsula (PEN) | |||||
| Chumphon | TN et al. 007 | Agricultural areas | 38.13 | 5.22 | 132.18 |
| Nakhon Si Thammarat | TN et al. 014 | Disturbed areas | – | – | 175.69 |
| Songkhla | TN et al. 013 | Disturbed areas | 30.12 | 2.00 | 140.19 |
Notes.
*
An asterisk refers to cannabinoids in inflorescences fractions (10 mg/mL concentrations) dissolved with methanol and LOD was established as 0.5 with GC-MS.