Orchids. Claws. Art. What does the line mean?

Orchids are generally divided into flowers (colors). Petal type. Ye Yi (abnormal stripes appear on the leaves. Among them, the claw art is the stripe that appears at the tip of the leaf. It only appears at the tip of the leaf. Thread art is commonly known as manuscript art. Manuscript grass ~ non-green lines appear on leaves ~ from leaf tip to petiole is called line art ~ line art is generally better than claw art ~ it is difficult for non-professionals to distinguish between good and bad orchids.