2, the leaves are different: the leaves of begonia flowers are relatively flat, shaped like a heart, and the tips of the leaves often drip, so some bend downward. The leaves of calla lily are thick to the touch, straight and upright, growing obliquely upward, with no dripping at the tip, relatively flat and without bending.
3. Flowers are different: they can be clearly distinguished from flowers. The inflorescence of Alocasia alopecuroides is white, covered with a yellow-green spatula, like an eagle's mouth. The top of the petals will bend down along the stamens, and the color is relatively simple, usually white. The petals of calla lily are pure white and have no yellow-green feeling. It is a pale yellow inflorescence supported by funnel-shaped petals. These flowers have many colors, besides basic white, there are yellow, purple and red.