NOT KNOWN DETAILS ABOUT BUD NAKED MUSHROOMS

The shape of Latin S arises from Greek Σ by dropping 1 out with the four strokes of that letter. The (angular) S-shape made up of a few strokes existed like a variant of your four-stroke letter Σ previously in the epigraphy of Western Greek alphabets, as well as three and four strokes variants existed along with each other during the classical Et