| Portulacaceae | ! |
Halimus
| P. Browne | Civ. Nat. Hist. Jamaica 206 | 1756 |
| Portulacaceae | ** |
Lamia
| Vand. ex Endl. | Gen. Pl. 949 | 1840 |
| Portulacaceae | |
Lemia
| Vand. | Fl. Lusit. Bras. Spec. 35, t. 2 f. 15 | 1788 |
| Portulacaceae | |
Lentzia
| Schinz in Engler & Prantl | Nat. Pflanzenfam. 3(1a): 118 | 1893 |
| Portulacaceae | ** |
Merida
| Neck. | Elem. Bot. 2: 382 | 1790 |
| Portulacaceae | * |
Meridiana
| L. f. | Suppl. Pl. 248 | 1781 [1782] |
| Portulacaceae | |
Portulaca
| L. | Sp. Pl. 1: 445 | 1753 |
| Portulacaceae | ** |
Portulacca
| Haw. | Syn. Pl. Succ. 121 | 1812 |
| Portulacaceae | |
Sedopsis
| (Engl. ex Legrand) Exell & Mendonça | Consp. Fl. Angol. 1(1): 116 | 1937 |
| Portulacaceae | |
Talmella
| Durand | Index Gen. Phan. 31 | 1887 |