| Family | subfamily | Genus | Species | |
|---|---|---|---|---|
| Scrophulariaceae Juss. s.l. [Family (APG III]: Plantaginaceae) | Scrophularoideae Melch. | Bacopa Aubl. | Bacopa monnieri (L.) Wettst. | Details |
| Zygophyllaceae | Tribuloideae | Balanites Delile | Balanites aegyptiaca (L.)Delile | Details |
| Lamiaceae (Labiatae) | Lamioideae | Ballota L. | Ballota saxatilis C.Presl subsp.saxatilis | Details |
| Lamiaceae (Labiatae) | Lamioideae | Ballota L. | Ballota Kaiseri Tἄckh. | Details |
| Acanthaceae | Acanthoideae | Barleria L. | Barleria acanthoides Vahl | Details |
| Acanthaceae | Acanthoideae | Barleria L. | Barleria hochstetteri Nees | Details |
| Amaranthaceae s.l. | Camphorosmoideae | Bassia All. | Bassia muricata (L.) Asch. | Details |
| Amaranthaceae s.l. | Camphorosmoideae | Bassia All. | Bassia indica (Wight) A.J. Scott | Details |
| Amaranthaceae s.l. | Camphorosmoideae | Bassia All. | Bassia arabica (Boiss.) Maire & Weiller | Details |
| Amaranthaceae s.l. | Camphorosmoideae | Bassia All. | Bassia eriophora (Schrad.) Asch. | Details |
| Amaranthaceae s.l. | Chenopodioideae | Bassia All. | Bassia aegyptiaca Turki, El Shayeb & Shehata | Details |
| Leguminosae (Fabaceae)- | caesalpinioideae | Bauhinia L. | Bauhinia variegata L. | Details |
| Asparagaceae | Scillioideae | Bellevalia | Bellevalia flexuosa var. galalensis Täckh. & Drar | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia sessiliflora (Viv.)Kunth | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia mauritanica Pomel | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia trifoliata (Ten.) Kunth | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia longipes Post | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia macrobotrys Boiss. | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia romana (L.) Sweet | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia salah-eidii Tackh. & Boulos | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia sessiliflora (Viv.)Kunth | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia warburgii Feinbrun | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia Zoharyi Feinbrun | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia desertorum Eig & Feinbrun | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia eigii Feinbrun | Details |
| Asparagaceae | Scilloideae | Bellevalia Lapeyr. | Bellevalia flexuosa Boiss. | Details |
| Elatinaceae | Bergia L. | Bergia suffroticosa (Delile)Fenzl | Details | |
| Elatinaceae | Bergia L. | Bergia ammannioides Roxb. ex Roth | Details | |
| Elatinaceae | Bergia L. | Bergia capensis L. | Details | |
| Umbelliferae (Apiaceae) | Apioideae | Berula Kock | Berula erecta (Huds.) Coville | Details |
| Amaranthaceae s.l. | Betoideae | Beta L. | Beta vulgaris L. subsp. vulgaris | Details |
| Araceae | Aroideae | Biarum Schott. | Biarum olivieri Blume | Details |
| Compositae (Asteraceae) | Asteroideae | Bidens L. | Bidens pilosa L. | Details |
| Compositae (Asteraceae) | Asteroideae | Bidens L. | Bidens schimperi Sch.Bip. ex Walp. | Details |
| Compositae (Asteraceae) | Asteroideae | Bidens L. | Bidens bipinnata L. | Details |
| Cruciferae (Brassicaceae) | Biscutella L. | Biscutella didyma var. ciliata (DC.) Vis. | Details | |
| Cruciferae (Brassicaceae) | Biscutella L. | Biscutella didyma L. var. didyma | Details | |
| Cruciferae (Brassicaceae) | Biscutella L. | Biscutella didyma L. var. elbensis (Chrtek) Schweinf. & Taub. | Details | |
| Compositae (Asteraceae) | Asteroideae | Blainvillea Cass. | Blainvillea acmella (L.) Philipson | Details |
| Acanthaceae | Acanthoideae | Blepharis Juss. | Blepharis attenuata Napper | Details |
| Acanthaceae | Acanthoideae | Blepharis Juss. | Blepharis edulis (Forssk.) Pers. | Details |
| Compositae (Asteraceae) | Asteroideae | Blumea DC. | Blumea bovei (DC.) Vatke | Details |
| Nyctaginaceae | Boerhavia | Boerhavia repens L. | Details | |
| Nyctaginaceae | Boerhavia L. | Boerhavia coccinea Mill. | Details | |
| Nyctaginaceae | Boerhavia L. | Boerhavia diffusa L. | Details | |
| Nyctaginaceae | Boerhavia L. | Boerhavia diandra L. | Details | |
| Nyctaginaceae | Boerhavia L. | Boerhavia elegans Choisy | Details | |
| Caryophyllaceae | Caryophylloideae | Bolanthus ( Ser. ) Reichb. | Bolanthus hirsutis (Labill.) Barkoudah var. hirsutus | Details |
| Cyperaceae | Bolboschoenus (Asch.) Palla | Bolboschoenus glaucus (Lam.) S.G.Sm. | Details | |
| Capparaceae | Boscia Lam. | Boscia salicifolia Oliv. | Details |