Cucurbitales
Family: Begoniaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
Begonia adscendens | C.B. Clarke | (rediscovered) | Manipur, India | Rediscovered | Access | |
| Begonia aliciae | C.E.C.Fisch. | (rediscovered) | Kerala, Western Ghats, India | Rediscovered | Access | |
| Begonia cowellii | Nash | ? | Cuba | Missing? | Access | |
| Begonia eiromischa | Ridl. | Woolly-stalked begonia | November 1898 | Penang Island, Malaysia | Extinct | Access |
| Begonia fischeri fischeri | Schrank | ? | Cuba | Missing? | Access | |
| Begonia kingdon-wardii | Tebbitt | (rediscovered) | Myanmar (=Burma) | Rediscovered | Access | |
| Begonia linearifolia | J. Sierra | ? | Cuba | Missing? | Access | |
| Begonia promethea | Ridl., 1906 | (rediscovered) | Borneo, Indonesia | Rediscovered | Access | |
| Begonia rajah | Ridl. | (rediscovered) | Malaysia | Rediscovered | Access | |
| Begonia tessaricarpa | C.B. Clarke, J. Linn. Soc., 1880 | (rediscovered) | Upper Subansiri district, Arunachal Pradesh, India | Rediscovered | Access |
Family: Cucurbitaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Cucurbita okeechobeensis okeechobeensis | (Small) L.H.Bailey 1930 | Okeechobee gourd | Rediscovered | Florida, USA | Rediscovered | Access |
Sicyos hillebrandii | H.St. John | Maui burr cucumber, Maui bur cucumber | ? | Maui, Hawaiian Islands, USA | Missing | Access |
| Sicyos villosus | Hook.f., 1847 | 1835 | Floreana, Galápagos Islands, Ecuador | Extinct | Access |