1, Ebony is a plant of the genus Perilla in the family Labiatae.

2, Suzi is also known as eba, perilla, Su, white Su, Gui Eba ("Er Ya"), Ebiza, red Su, red Su, fragrant Su, black Su, white Perilla, green Su, wild Su, Su Ma, Su grass, Tang Perilla, wrinkled-leafed Su, chicken Su, stinking Su, large Perilla, false Perilla, water ascending flax, wild patchouli (huò) flax, deaf-ear flax, Su vegetable leaves, ci (zī) beads, Xingpashaga (gá) (in Tibetan), etc., and is the only species under the genus Perilla in the family Labiatae.

3, annual herbs, 30-200cm high, with a special aroma. Stem erect, leaf opposite, by long jointed hairs, the leaf below the fine oil gland points, multi-branched, purple, green-purple or green, obtuse four-angled, calyx campanulate, corolla labellate, fruiting calyx is smaller. There are perilla and white perilla, perilla is mostly medicinal, white perilla can be both edible and oil extraction, to white perilla planting is more.