1630

2: Edible fruits and nuts

Dovyalis caffra (Hook.f. & Harvey) Hook.f.

FLACOURTIACEAE

Kei apple, umkokolo (En). Pommier-kei (Fr). Philippines: umkolo.

Originating from southern Africa, now cultivated worldwide in the drier parts of the tropics and subtropics. In South-East Asia mainly in the Philippines.

Raw fruits are very acid and only edible with much sugar. Prepared fruits used in jams, jellies, sauces, etc. The plant makes a good hedge.

Shrub or small dioecious tree, up to 9 m tall, often with numerous sharp spines. Fruit a subglobose berry, up to 4 cm diameter, golden yellow. Propagation by seed and by layering. Needs subtropical conditions, is drought-resistant but frost-sensitive. In the Philippines above 800 m altitude.

[19]FAO, 1988. Traditional food plants: a resource book for promoting the exploitation and consumption of food plants in arid, semi-arid and sub-humid lands of East Africa. FAO Food & Nutrition paper 42, Rome. 593 pp.
[51]Mansfeld, R. & Schultze-Motel, J., 1986. Verzeichnis landwirtschaftlicher und gärtnerischer Kuturpflanzen. 2nd ed. 4 Volumes. Springer Verlag, Berlin. 1998 pp.
[56]Morton, J.F., 1987. Fruits of warm climates. Creative Resource Systems Inc., Winterville, N.C., USA. 503 pp.
[60]Ochse, J.J., Soule, M.J., Dijkman, M.J. & Wehlburg, C., 1961. Tropical and subtropical agriculture. 2 Volumes. The Macmillan Company, New York. 1446 pp.

P.C.M. Jansen, J. Jukema, L.P.A. Oyen, T.G. van Lingen

Jansen, P.C.M., Jukema, J., Oyen, L.P.A. & van Lingen, T.G., 1991. Dovyalis caffra (Hook.f. & Harvey) Hook.f.. In: Verheij, E.W.M. and Coronel, R.E. (Editors): Plant Resources of South-East Asia No 2: Edible fruits and nuts. PROSEA Foundation, Bogor, Indonesia. Database record: prota4u.org/prosea