The leaves of lycium barbarum are usually lanceolate or oblong-lanceolate.Calyx is usually 2-lobed, with callose tips or 2-3 teeth at the tip of each lobe.Corolla tube longer than limb lobes, lobes margin without hair;Fruit sweet, no bitter taste;Seeds smaller, ca. 2 mm long.The leaves of lycium barbarum are usually ovate, ovate-shaped diamond, oblong or ovate-lanceolate.Calyx usually 3-lobed or sometimes irregularly 4-5-toothed;Corolla tube shorter than or nearly equal to eaves lobes margin margin ciliate;The fruit is sweet and slightly bitter.Seeds larger, about 1 cm long.