The basic leaves of tartary buckwheat tea are wide obovate, 23-25cm long, 18-20cm wide, blunt at the top, wedge-shaped at the base, with teeth or double serrations of different sizes at the edge, and 20cm long petioles with small lobes. The middle cauline leaves are oblong, 3 to 4 cm long, with several teeth on the edge, sessile. The upper part of the stem is wide and linear, the base is gradually narrow, and the leaf is entire.
The leaves of Kudingcha are thick leathery, spiral and alternate, 8 to 25 cm long and 4.5 to 8.5 cm wide, with sparse sharp teeth on the edge and no fluff on both sides. The leaves are oval, not wrinkled, some slightly curled longitudinally, yellow green or gray green on the top, shiny, yellow green below
Tartary buckwheat tea raceme, yellow flowers, 6 to 8 mm in diameter, petals are obovate.
Kudingcha flowers dioecious, or unisexual and bisexual flowers coexist, flowers white or yellow
