Table 2.
ITS and 5.8S rDNA lengths and GC contents of Dendrobium species
| Species | Lengths (bp) | GC content (%) | ||||||
|---|---|---|---|---|---|---|---|---|
| ITS | 5.8 s | ITS1 | ITS2 | ITS | 5.8 s | ITS1 | ITS2 | |
| D. longicorna | 638 | 163 | 228 | 247 | 53.9 | 58.3 | 52.6 | 52.2 |
| D. infundibulum | 639 | 163 | 229 | 247 | 54.1 | 57.7 | 53.7 | 52.2 |
| D. trigonopus | 643 | 163 | 233 | 247 | 52.7 | 55.8 | 52.8 | 50.6 |
| D. bellatulum | 630 | 163 | 229 | 247 | 54.5 | 58.9 | 53.3 | 52.6 |
| D. williamsonii | 646 | 163 | 240 | 243 | 53.3 | 57.7 | 51.3 | 52.3 |
| D. cariniferum | 636 | 163 | 230 | 243 | 53.8 | 57.7 | 52.2 | 52.7 |
| D. sinense | 638 | 163 | 228 | 247 | 53.1 | 58.3 | 53.1 | 49.8 |
| D. jenkinsii | 643 | 163 | 232 | 248 | 50.9 | 57.7 | 47.4 | 49.6 |
| D. chrysotoxum | 651 | 163 | 243 | 245 | 54.8 | 58.9 | 51.9 | 55.1 |
| D. thyrsiflorum | 641 | 164 | 230 | 247 | 52.6 | 57.3 | 49.1 | 52.6 |
| D. densiflorum | 641 | 163 | 231 | 247 | 52.7 | 57.1 | 48.9 | 53.4 |
| D. lindleyi | 644 | 163 | 234 | 247 | 50.5 | 58.9 | 48.3 | 47.0 |
| D. sulcatum | 644 | 163 | 234 | 247 | 53.7 | 59.5 | 50.9 | 52.6 |
G + C, guanine and cytosine