[1][2] Rosenbergiodendron formosum is a species of flowering plant in the madder and coffee family, Rubiaceae, and is native to Panama, Colombia, Venezuela, and Ecuador.

Common names include blackberry jam fruit, raspberry bush, and jasmin de rosa.

This plant, closely related to the Gardenia, produces white flowers that are 1.5–2 inches in diameter.

The flowers are star shaped, tubular, very fragrant and tend to attract nocturnal moths.

The fruit contains two cells with small flat seeds surrounded by sweet, black, soft pulp that tastes like blackberry jam.