2. Begonia fruit, the fruit of begonia tree, formerly known as red thick shell, also known as: Begonia fruit, Hutong, Yalap, etc. Paris, Rosaceae, thick bark, taupe or dark brown, with longitudinal cracks and trauma.

Transparent resin often oozes out; The skin is bright red, the flesh is yellow and white, the fruit is fragrant, and the fresh food is sour and crisp.

3. Trees, 5-12m high; Bark is thick, taupe or dark brown, with longitudinal cracks, and transparent resin often oozes from wounds; Young branches with longitudinal stripes. Leaf blade is thick leathery, broadly elliptic or obovate-elliptic, sparsely round, 8-65438 0.5 cm long and 4-8 cm wide, with rounded top or slightly notched, obtuse or broadly wedge-shaped base, and shiny on both sides; The midvein sinks up and rises down, with many lateral veins, almost perpendicular to the midvein, and protruding on both sides; Petiole stout, long 1-2.5 cm. Racemes or panicles are terminal, with flowers of 7- 1 1, sparsely shorter than10 cm; Flowers bisexual, white, slightly fragrant, 2-2.5 cm in diameter; Pedicel length1.5-4cm; Calyx lobes 4, outer 2 smaller, nearly round, concave at the top, about 8 mm long, inner 2 larger, obovate, petal-shaped; Petals 4, oblanceolate, about 1 1 mm long, with a nearly truncated or round top and inflexed; Filaments form 4 bundles at the base; The ovary is nearly spherical, the style is slender and curved, and the stigma is peltate.