What is the plant Duheng

1. Leaves

The leaves of Duheng are heart-shaped or kidney-shaped, 3-8 cm long and wide, blunt or rounded at the front and heart-shaped at the bottom. The lobes on both sides are about 1 to 3 cm long and about 1.5-3.5 cm wide. The leaf surface is dark green and the back is light green. There are white spots on both sides of the middle veins of the leaves, short hairs on the veins and nearby edges, and the petiole length is about 3-15 cm.

2. Flowers

The flowers of Duheng are dark purple, with pedicels between 1-2 cm in length, and the perianth is tubular and cylindrical, 1-1.5 cm long and 8-10 mm in diameter. The throat is not constricted, with a throat aperture of 4-6 mm in diameter. The membranous ring is extremely narrow, less than 1 mm wide, and the inner wall has a distinct lattice mesh. The perianth lobes are erect, ovate, 5-7 mm long, nearly equal in width and length, smooth and without wrinkles, and bloom from April to May.