Perilla leaf, Labiatae, calamint, Dicotyledoneae, annual, erect, South North from 7 to August, 8 to September. The stem is 0.3-2 meters high, green or purple, blunt four prism, with four grooves, densely villous. Perilla and wild perilla leaves with small green leaves.
Harvest the lush foliage, stand on the ground or hanging in the ventilation shade, dry leaves will pick. Multi leaf crinkle curl, complete oval flattened, apex long acuminate or acute, base rounded or broadly cuneate, margin with a circular saw, two purple or green above, under the surface of the most concave punctate glandular scales, both surfaces of leaves green, dark green or purplish agreement margin with circular saw. Petiole purple or purple green, crisp. The twigs are purple and green, the middle part of the section is pith, the gas is fragrant and the taste is slightly symplectic. All of them are complete with leaf, color purple and strong aroma.
The blade of this product is crinkling and crusher. The whole person is oval after flattening, 4 ~ 11cm long and 2.5 to 9cm wide. Apex long apex or sharp, base rounded or wide cuneate, margin with rounded serrate. Two sides of purple or upper surface green, purple on the lower surface, sparsely grayish white hairs, and on the lower surface with most concave punctate adenoscale. The petiole is 2 ~ 7cm long, purple or purple green. The quality is crisp. With a twiger, the diameter of the branch is 2 ~ 5mm, purple green, and the middle part of the section is medullary. The breath is fragrant and the taste is slightly symplectic.