These totals relate to plants occurring in Burundi only and include cultivated plants.
| Orchidaceae | 136 |
| Fabaceae subfamily Papilionoideae | 131 |
| Asteraceae | 108 |
| Poaceae | 89 |
| Cyperaceae | 83 |
| Rubiaceae | 75 |
| Lamiaceae | 58 |
| Acanthaceae | 56 |
| Euphorbiaceae | 40 |
| Fabaceae subfamily Caesalpinioideae | 35 |
| Convolvulaceae | 33 |
| Fabaceae subfamily Mimosoideae | 26 |
| Aspleniaceae | 25 |
| Solanaceae | 23 |
| Moraceae | 22 |
| Amaranthaceae | 21 |
| Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | 21 |
| Apocynaceae subfamilies Apocynoideae and Rauvolfioideae | 19 |
| Cucurbitaceae | 19 |
| Malvaceae subfamily Malvoideae | 19 |
| Malvaceae subfamily Grewioideae | 19 |
| Commelinaceae | 18 |
| Orobanchaceae | 17 |
| Urticaceae | 16 |
| Vitaceae | 15 |
| Iridaceae | 12 |
| Polygonaceae | 12 |
| Boraginaceae | 11 |
| Campanulaceae | 11 |
| Linderniaceae | 11 |
| Phyllanthaceae | 11 |
| Apiaceae | 9 |
| Clusiaceae | 9 |
| Melastomataceae | 9 |
| Sapindaceae | 9 |
| Verbenaceae | 9 |
| Anacardiaceae | 8 |
| Celastraceae | 8 |
| Combretaceae | 8 |
| Dioscoreaceae | 8 |
| Gentianaceae | 8 |
| Loganiaceae | 8 |
| Polygalaceae | 8 |
| Polypodiaceae | 8 |
| Thelypteridaceae | 8 |
| Adiantaceae | 8 |
| Sinopteridaceae | 8 |
| Balsaminaceae | 7 |
| Capparaceae | 7 |
| Dennstaedtiaceae | 7 |
| Hyacinthaceae | 7 |
| Hymenophyllaceae | 7 |
| Lentibulariaceae | 7 |
| Nyctaginaceae | 7 |
| Oleaceae | 7 |
| Rosaceae | 7 |
| Anthericaceae | 6 |
| Arecaceae | 6 |
| Bignoniaceae | 6 |
| Dracaenaceae | 6 |
| Lycopodiaceae | 6 |
| Meliaceae | 6 |
| Myrtaceae | 6 |
| Onagraceae | 6 |
| Rhamnaceae | 6 |
| Rutaceae | 6 |
| Malvaceae: Byttnerioideae, Helicteroideae & Sterculioideae | 6 |
| Alismataceae | 5 |
| Brassicaceae | 5 |
| Cannabaceae | 5 |
| Caryophyllaceae | 5 |
| Dryopteridaceae | 5 |
| Ochnaceae | 5 |
| Oxalidaceae | 5 |
| Apocynaceae subfamily Periplocoideae | 5 |
| Piperaceae | 5 |
| Proteaceae | 5 |
| Pteridaceae | 5 |
| Ranunculaceae | 5 |
| Salicaceae | 5 |
| Cleomaceae | 5 |
| Amaryllidaceae | 4 |
| Annonaceae | 4 |
| Araceae | 4 |
| Araliaceae | 4 |
| Asphodelaceae | 4 |
| Burseraceae | 4 |
| Lomariopsidaceae | 4 |
| Menispermaceae | 4 |
| Molluginaceae | 4 |
| Ophioglossaceae | 4 |
| Plantaginaceae | 4 |
| Portulacaceae | 4 |
| Costaceae | 4 |
| Begoniaceae | 3 |
| Cyatheaceae | 3 |
| Ebenaceae | 3 |
| Ericaceae | 3 |
| Geraniaceae | 3 |
| Hypoxidaceae | 3 |
| Myrsinaceae | 3 |
| Salviniaceae | 3 |
| Santalaceae | 3 |
| Sapotaceae | 3 |
| Selaginellaceae | 3 |
| Tectariaceae | 3 |
| Thymelaeaceae | 3 |
| Zingiberaceae | 3 |
| Aizoaceae | 2 |
| Aristolochiaceae | 2 |
| Blechnaceae | 2 |
| Cactaceae | 2 |
| Chrysobalanaceae | 2 |
| Connaraceae | 2 |
| Crassulaceae | 2 |
| Droseraceae | 2 |
| Gesneriaceae | 2 |
| Gleicheniaceae | 2 |
| Lauraceae | 2 |
| Loranthaceae | 2 |
| Lythraceae | 2 |
| Melianthaceae | 2 |
| Nephrolepidaceae | 2 |
| Nymphaeaceae | 2 |
| Olacaceae | 2 |
| Passifloraceae | 2 |
| Plumbaginaceae | 2 |
| Pontederiaceae | 2 |
| Potamogetonaceae | 2 |
| Primulaceae | 2 |
| Rhizophoraceae | 2 |
| Typhaceae | 2 |
| Violaceae | 2 |
| Woodsiaceae | 2 |
| Xyridaceae | 2 |
| Marantaceae | 2 |
| Stilbaceae | 2 |
| Peraceae | 2 |
| Metteniusaceae | 2 |
| Agavaceae | 1 |
| Alangiaceae | 1 |
| Anemiaceae | 1 |
| Asparagaceae | 1 |
| Balanitaceae | 1 |
| Basellaceae | 1 |
| Malvaceae subfamily Bombacoideae | 1 |
| Cabombaceae | 1 |
| Cannaceae | 1 |
| Caprifoliaceae | 1 |
| Casuarinaceae | 1 |
| Ceratophyllaceae | 1 |
| Colchicaceae | 1 |
| Cornaceae | 1 |
| Davalliaceae | 1 |
| Dipsacaceae | 1 |
| Equisetaceae | 1 |
| Eriocaulaceae | 1 |
| Eriospermaceae | 1 |
| Gisekiaceae | 1 |
| Haloragaceae | 1 |
| Hamamelidaceae | 1 |
| Hydrocharitaceae | 1 |
| Juncaceae | 1 |
| Linaceae | 1 |
| Lygodiaceae | 1 |
| Magnoliaceae | 1 |
| Malpighiaceae | 1 |
| Marattiaceae | 1 |
| Marsileaceae | 1 |
| Menyanthaceae | 1 |
| Monimiaceae | 1 |
| Moringaceae | 1 |
| Musaceae | 1 |
| Oleandraceae | 1 |
| Opiliaceae | 1 |
| Osmundaceae | 1 |
| Papaveraceae | 1 |
| Parkeriaceae | 1 |
| Pedaliaceae | 1 |
| Phytolaccaceae | 1 |
| Pittosporaceae | 1 |
| Podocarpaceae | 1 |
| Apodanthaceae | 1 |
| Salvadoraceae | 1 |
| Scrophulariaceae | 1 |
| Simaroubaceae | 1 |
| Smilacaceae | 1 |
| Sphenocleaceae | 1 |
| Tropaeolaceae | 1 |
| Zygophyllaceae | 1 |
| Bixaceae | 1 |
| Caricaceae | 1 |
| Dilleniaceae | 1 |
| Achariaceae | 1 |
| Iteaceae | 1 |
| Anisophylleaceae | 1 |
| Myristicaceae | 1 |
| Gelsemiaceae | 1 |
| Petiveriaceae | 1 |
Total species found with images: 1740