Shape: areca nut is usually 10 meters, with a maximum of 30 meters. Olives are relatively large and can grow up to 35 meters. Leaf blade: Areca catechu is long and narrow lanceolate with no hair on both sides and serrated top. Olives are oval or lanceolate, with hairy veins on the back, entire. Fruit: areca nut is oblong and orange. The olive is oval to spindle shaped, yellow green.
I. shape difference
Areca catechu is a kind of tree with upright stem, about 10 meters high and up to 30 meters long. It has obvious ring-shaped leaf mark. Compared with the former, olives are relatively tall, usually about 10 - 25 meters high, up to 35 meters high, about cm in DBH
2. Blade difference
3. Fruit difference
Areca nut fruit is oblong or ovoid, and the color is orange. The olive fruit is oval to spindle shaped, and yellow green after ripening.
