Stemless sweet potato (scientific name: Trigonotis peduncularis) is a plant of the genus Ipomoea belonging to Lithospermaceae, which is also called "Japanese sweet potato".

Annual herb, 5 ~ 30 cm high; Stems usually branch from the base, slender. Spoon-shaped, elliptic or lanceolate leaflets alternate, with narrow base and flat and rough hairs on both sides. Spiral cymes, blue corolla, and the top of the inflorescence is spiral. 4 small tetrahedral nuts. The flowering period is May-June.

It is distributed in temperate Asia, Eastern Europe and Chinese mainland, such as Tibet, Inner Mongolia, Xinjiang, Jiangxi, Fujian, Yunnan, Northeast China, Gansu and Guangxi. It grows in areas from 230 meters to 4500 meters above sea level, mostly in hilly grasslands, plains, fields, forest margins or wasteland. At present, it has not been artificially introduced and cultivated.

gingkgo

Auxiliary vegetable

Another name

Chicken intestine, chicken intestine grass, pepper, sparrow pull

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plant kingdom

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Vascular endothelial cell

morphological character

Annual or biennial herbs. Stems are usually tufted, sparse, simple, dense, scattered, 5-30 cm high, branched at the base and strigose. Basal leaves are rosette-shaped, petiolate, spoon-shaped, 2-5 cm long, rounded at the top, cuneate or acuminate at the base, with both surfaces scabrid, and the upper leaves of the stem are oblong or oval, without petiole or short handle.