1、 Leaf difference

The leaves of King palm are pinnately divided, arched and often drooping, about 4 to 5 meters long. There are up to 250 feathers on each side of the leaf axis. The feathers are arranged in four rows. The feathers are linear lanceolate, and the top becomes sharp gradually. The top has shallow 2 cracks, about 90 to 100 cm long and about 3 to 5 cm wide

The leaves of areca pseudoareca are pinnately divided, 2 to 3 meters long, and the feathers are arranged in two rows. They are linear lanceolate, up to 45 cm long and 1.2 to 2.5 cm wide. The apex is gradually sharp, complete or notched, and the leaf surface is green

2、 Flower difference

The flower sequence of King palm is 1.5 meters long and has many branches. The Buddha flame bud looks like a softball bat before flowering. The flower is very small and 6 to 7 mm long

A panicle grows under the leaf sheath of areca pseudoareca, which is 30 to 40 cm long and has many branches. It has two sheath shaped spathe, which is 45 cm long. The flowers are white, and there are 3 petals, which are oblique egg shaped and oblong

3、 Fruit difference

The fruit of King palm is obovate or nearly spherical, about 1.3 cm long, 1 cm in diameter, dark red or lavender in color

Pseudoareca nut fruit ovoid, red, 12 to 14 mm long