Mayongchit is a fruit in the same family as a marian plum. Mayongchit is a large tree.The green yong oval fruits turns deep yellow upon ripening.The thick and juicy flesh is sweet and sour.The flesh under the skin is sour.When the skin is peedled off, the flesh is not sour.The mayongchit has a hard seed covered with fibrous.The ripe fruit is mosthy eaten flesh.The tree is mostly grown in Prachinburi,Nonthaburi and NakhonNayok provinces. It propagates by seeding, cutting, layering,inarching or budding.