Component 叒 ruò mythical sacred tree where the sun rises in ancient legend Stroke order ▶ 叒 used in 2 characters HSK 7 叠 dié to stack in layers; to pile up 桑 sāng mulberry tree, a deciduous tree with oval serrated leaves used to feed silkworms, sweet purple or yellow-green fruit, and bark/leaves/fruit/roots used in medicine