| 站点 | 均值 | 5%显著水平 |
| 海莲 | 3.2960 ± 2.4144 | a |
| 杯萼海桑 | 2.3618 ± 1.4490 | ab |
| 木榄 | 2.3294 ± 0.9317 | ab |
| 尖瓣 | 2.22014 ± 0.6408 | ab |
| 红海榄 | 2.06491 ± 0.8880 | ab |
| 海南海桑 | 1.94465 ± 1.5988 | ab |
| 桐花 | 1.8963 ± 1.0044 | ab |
| 白骨壤 | 1.7229 ± 0.4988 | b |
| 水椰 | 1.5077 ± 1.09691 | b |
| 卤蕨 | 1.4421 ± 0.7538 | b |
| 榄李 | 1.3443 ± 0.8316 | b |
| 木果楝 | 1.0939 ± 1.0509 | b |
| 卵叶海桑 | 1.0379 ± 0.2495 | b |
| 角果木 | 0.9111 ± 0.3701 | b |
| 秋茄 | 0.7894 ± 0.46901 | b |