northern South America, this grows to 15-20 ft (5-7 m), branching
low with strongly ascending lateral growths.
New growths have brownish silky hairs; older leaves are glossy
The large green fruits are asymmetrically oval, covered in soft
spines, and may be borne throughout the year.
Despite the name, the fluffy white aromatic flesh is not very sour.
Cultivation: They prefer sheltered sunny positions and fertile
They may flower and fruit through much of the year.
Propagation is easy from freshly extracted seed, or by grafting for