Landolphia florida Benth. Apocynaceae. Rubber Tree. Tropical
Africa. This species furnishes the abo of tropical Africa, eaten
by the natives. Montiero describes a species of this genus,
probably this, as occurring in Angola, and called rubber tree.
The fruit, the size of a large orange, is yellow when ripe; the
shell is hard and bitter and the inside full of a soft, reddish
pulp in which the seeds are contained. This pulp is of an
agreeable acid flavor and is much liked by the natives. On the
Niger, according to Barter, its fruit, which is very sour, is
eaten by the natives under the name of dboli. Landolphia
owariensis Beauv. Tropical Africa. This a climbing plant, the
fruit of which is the size of an orange and has a reddish-brown,
woody shell and an agreeable, sweetish-acid pulp. It is eaten by
the natives and is called abo. Schweinfurth says the fruit
exceeds in sourness that of the citron and the natives of Djur-
land manufacture a beverage from it as refreshing as lemonade.
Sturtevant's Edible Plants of