Because a potato is a ROOT. Roots don't generally have leaves inside them.
The most nutrient part of a potato is the skin... the skin is the very outside of the potato.
In Sierra Leone cassava leaf has three main uses. Primarily, it is used as a sauce and is usually eaten with rice. Such usage has spread to other countries in West Africa. Secondly, it is used as feed for cattle, goats and sheep. The animals either eat the leaves off the live plant or the leaves are fed to them after harvest. Finally, the leaves have medicinal values when ground int a paste.
Brassica. potato is not a root its a tubar, sweet potato is a root. cabbage is leaves and undeveloped flower
For most, they aren't edible, or when you eat them, nothing happens to your body. White potato leaves are poisonous though, so you'd better be careful.
Ipomoea Batatas
yes
sweet potato leaves
what are the uses of maluggay leaves
we can make curry from it
about over 300 uses
England and France