Table 2. The qualitative and quantitative characters examined in the morphometric analyses of Cornus endocarps.
| No. | Description | Character abbreviation |
Type of character: continuous (C) discrete (D) |
Units of measurement/ coding |
|---|---|---|---|---|
| 1 | Endocarp length | SL | C | mm |
| 2 | Endocarp thickness | ST | C | mm |
| 3 | Endocarp width | SW | C | mm |
| 4 | Endocarp length-to-width ratio | SL/SW | C | |
| 5 | Endocarp width-to-thickness ratio | SW/ST | C | |
| 6 | Number of vascular bundles on endocarp surface | VN | C | |
| 7 | Share of forked vascular bundles | FV% | C | % |
| 8 | Apical cavity length | ACL | C | mm |
| 9 | Apical cavity width | ACW | C | mm |
| 10 | Endocarp shape in vertical projection | SSH | D | 0-2 |
| 11 | Apical shape | ASH | D | 0-3 |
| 12 | Basal shape | BSH | D | 0-3 |
| 13 | Smooth/rough endocarp surface | SSF | D | 0-1 |
| 14 | Absence/presence of apical cavity | ACP | D | 0-1 |
| 15 | Position of vascular bundles on endocarp surface | VBP | D | 0-2 |
| 16 | Absence/presence of forked vascular bundles | FV | D | 0-1 |
| 17 | Absence/presence of distinctive furrow | DF | D | 0-1 |