Dipsacales
Family: Caprifoliaceae (Honeysuckle family)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Cephalaria decurrens | (Thunb.) Roem. & Schult. (1818) | - | (rediscovered) | Bokkeveld Escarpment, Western Cape Province, South Africa | Rediscovered | Access |
| Cephalaria kesruanica | Mouterde (1973) | Céphalaire de Kesrouan, سيوان كسروان | 1939 or later | Lebanon | Extinct or rediscovered | Access |
| Morina subinermis | Boiss. (1859) | - | ? | Bithynia, Anatolia, Turkey (=Türkiye) | Extinct | Access |
| Pterocephalus fruticulosus | Korovin (1916) | - | ? | Afghanistan & Turkmenistan | Extinct | Access |
| Symphoricarpos guadalupensis | Correll (1968) | Mckittrick's snowberry, Mckittrick snowberry | 5 September 1954 | South McKittrick Canyon, Guadalupe Mountains, Texas, USA | Extinct or invalid (synonym) | Access |
|
Valeriana edwardsensis |
Christenh. & Byng (2018) | Edwards Plateau cornsalad | (rediscovered) | Gillespie County, Texas, USA | Rediscovered | Access |
| Valeriana extincta | Christenh. & Byng (2018) | - | 1888 | Jebel Ma’alih, Socotra (=Soqotra), Yemen | Extinct | Access |
| Valerianella affinis | Balf.f. (1882) | - | 1888 | Jebel Ma’alih, Socotra (=Soqotra), Yemen | Invalid (junior homonym) | Access |
Family: Viburnaceae (syn. Adoxaceae)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Viburnum divaricatum | Benth. (1844) | pre-1844 | El Oro province, Ecuador | Rediscovered | Access |