What is "fockea"

Fockea is a genus of succulent scrubs native to southern Africa, known collectively as water roots, a reference to their characteristic bulbous caudex, which is edible in at least some species.

1. Fockea angustifolia K.Schum. - South Africa
2. Fockea capensis Endl. - South Africa
3. Fockea comaru (E.Mey.) N.E.Br. - South Africa
4. Fockea edulis (Thunb.) K.Schum. - South Africa
5. Fockea multiflora K.Schum. - South Africa
6. Fockea sinuata (E.Mey.) Druce - South Africa