1. The ripe red pomelo tastes sour and sweet, while the immature red pomelo contains some bitter ingredients, which makes the red pomelo have a little bitter taste.
2. The white pulp, endothelium and seeds of red pomelo all contain certain bitter substances. When eating pomelo accidentally eat these parts, it will also make red pomelo bitter.
3. Red pomelo contains a certain amount of naringin, which has a certain bitter taste. When the content of naringin in red pomelo is high, it will make red pomelo taste bitter.
Citrus maxima (Burm) Merr It is a plant of Rutaceae and Citrus. tree. The tender branch, leaf back, pedicel, calyx and ovary are all pubescent, the tender leaf is usually dark purple red, and the tender branch is flat and angular. The leaves are thick, dark green, broadly ovate or oval, and even the Hebei leaves are 9-16 cm long and 4-8 cm wide. Racemes, sometimes with single axillary flowers; The flower bud is light purple red, thin milky white; Calyx irregularly 5-3-lobed; Petals 1.5-2 cm long; 25-35 stamens, sometimes some stamens are sterile. Fruit is round, oblate, pear shaped or wide cone shaped, with very thick or thin pericarp, spongy, large oil cell, convex, solid but soft core, 10-15 or more to 19 ladybags; There are more than 200 seeds, including seedless ones, which are irregular in shape, usually approximate to rectangular, single embryo. Flowering from April to May, fruiting from September to December.