| Group | Lists of tree | GBVN No | Common name | Science name | Ethnic group | Organization | Collecting site | Year | Genetic nature of accession | Source | Note | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 405002 | Soil recovery crops | Azolla | GBVNML6.2 | Bèo Dâu | Azolla imbricata (Roxb.) Nakai | Soils and Fertilizers Research Institute | Red river delta | PGR conservation |