Following the release of "Herb Plants Postage Stamps" on June 11, 2013, Chunghwa Post is issuing another set of four stamps, featuring Foeniculum vulgare, Perilla frutescens, Lavandula angustifolia, and Ocimum basilicum. These four fragrant herbs are extensively used for flavoring and medicinal purposes. The designs follow:
1. Foeniculum vulgare (NT$3.5): A perennial herbaceous plant of the family Apiaceae, it is known for its yellowish green, pinnate and finely dissected leaves. Its flowers are a delightful yellow.
2. Perilla frutescens (NT$5): A perennial herbaceous plant of the family Lamiaceae, it has heart-shaped leaves, with serrate edges. Its flowers are dark pink in color. The plant is reddish purple throughout.
3. Lavandula angustifolia (NT$12): A woody plant of the family Lamiaceae, the edge of the leaf is smooth. Younger, newer leaves are covered in dense white tomentose hairs, which would fall off as the leaves age, and their green tint become visible. The flowers are blue, pinkish or white.
4. Ocimum basilicum (NT$25): A perennial herbaceous plant of the family Lamiaceae, the surface of its leaves is either smooth or slightly puckered. The flowers are white or pinkish.