Annona crotonifolia

Plant grows up to 50 centimeters tall, more common 20 centimeters, has the highest occurrence in very poor nutrients and well drained soils. Produces a small fruits with sweet/exotic taste reminiscent of annona cornifolia.
If you like Annona crotonifolia, you might also like Psidium sp. "Araçá laranja do Cerrado" or Annona tomentosa "Ariticum de Moita"