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How to identify Periploca sepium? Master these methods to recognize it easily

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Root and stem: the main root is cylindrical, the outer bark is grayish-brown, the inner bark is pale yellow, and the stem bark is grayish-brown. Leaves: 5-9 cm long, ovate-oblong, with a relatively pointed tip, dark green on the upper surface and light green on the underside. Flowers: purplish-red, the corolla tube is relatively short, 3 mm long, and the calyx lobes are ovate.

I. Root and stem

The main root of Periploca sepium is cylindrical, the outer bark is grayish-brown, the inner bark is pale yellow, and the stem bark is grayish-brown. The branchlets are generally opposite and have fine stripes.

II. Leaves

The leaves of Periploca sepium are ovate-oblong, about 5-9 cm long and about 1.5-2.5 cm wide. Their tips are relatively pointed, and the base is wedge-shaped. The upper surface of the leaf is dark green, and the underside is pale green.

III. Flowers

The corolla of Periploca sepium is purplish-red, the corolla tube is relatively short, about 3 mm long, and the lobes are oblong-lanceolate. The inflorescence stalk and flower stalks are very slender, and the calyx lobes are ovate. Its stamens are all borne on the inside of the corona, the corona is ring-shaped, and the top is curved inward.

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