| Posidoniaceae | |
Posidonia angustifolia
| Camb. & Kuo | | |
| Posidoniaceae | |
Posidonia angustifolia
| Cambridge & J. Kuo | Aquatic Bot. 6: 312 | 1979 |
| Posidoniaceae | |
Posidonia antarctica
| (Labill.) Spreng. | Syst. Veg. [Sprengel] 1: 181 | 1825 [1824] |
| Posidoniaceae | ! |
Posidonia australis
| Hook. f. | Fl. Tasman. 2: 43 | 1858 |
| Posidoniaceae | * |
Posidonia caulinii
| K.D. Koenig | Ann. Bot. (König & Sims) 2: 95 | 1806 [1805] |
| Posidoniaceae | |
Posidonia coriacea
| Cambridge & J. Kuo | Aquatic Bot. 20: 285 | 1984 |
| Posidoniaceae | |
Posidonia coriacea
| Camb. & Kuo | | |
| Posidoniaceae | |
Posidonia denhartogii
| Kuo & Camb. | | |
| Posidoniaceae | |
Posidonia denhartogii
| J. Kuo & Cambridge | Aquatic Bot. 20: 277 | 1984 |
| Posidoniaceae | |
Posidonia kirkmanii
| J. Kuo & Cambridge | Aquatic Bot. 20: 290 | 1984 |
| Posidoniaceae | |
Posidonia kirkmanii
| Kuo & Camb. | | |
| Posidoniaceae | |
Posidonia oceanica
| (L.) Delile | Descr. Égypte, Hist. Nat. 2: 78 | 1813 |
| Posidoniaceae | |
Posidonia ostenfeldii
| den Hartog | | |
| Posidoniaceae | |
Posidonia ostenfeldii
| Hartog | Verh. Kon. Akad. Wetensch., Afd. Natuurk. 59(1): 139 | 1970 |
| Posidoniaceae | |
Posidonia robertsonae
| Kuo & Camb. | | |
| Posidoniaceae | |
Posidonia robertsoniae
| J. Kuo & Cambridge | Aquatic Bot. 20: 281 | 1984 |
| Posidoniaceae | |
Posidonia serrulata
| (R. Br.) Spreng. | Syst. Veg. [Sprengel] 1: 181 | 1825 [1824] |
| Posidoniaceae | |
Posidonia sinuosa
| Camb. & Kuo | | |
| Posidoniaceae | |
Posidonia sinuosa
| Cambridge & J. Kuo | Aquatic Bot. 6: 309 | 1979 |