At the bottom right of this picture of some kind of fruit being measured, it says Tarciso Leao.
Red cherries being measured on a ruler with the name "Tarciso Leao" on the bottom.
A ruler showing 5 centimeters is placed below a branch of fruit.
Berries on a stem next to a ruler that reads 5
A ruler next to some berries was documented by Tarciso Leao.