Miwakan, nettle, noodle plant, noodle vegetable, and balsam fritillary.

The scientific name for noodle lettuce is maiwakan, and it is a plant of the family Staphylinidae, genus Flycatcher. It is also called net bottle, incense burner grass, rice tile jar, plum flower bottle, wide skin vegetable, sweet beet, wheat pomegranate, oil bottle vegetable, sheep's hoof tree, red not Ying vegetable, hu Bing vegetable, wheat yellow vegetable, lantern grass; lantern bubble, bottle jar flower, and the northern region is also called noodles tree, wheat bottle grass, net bottle, and the southern part of the country is more known as rice tile jar, incense burner grass, plum flower bottle.

Roots are main root system, slightly woody. Stem solitary, erect, unbranched. Basal leaf blades spatulate, stem leaf blades oblong or lanceolate, 5-8 cm long, 5-10 mm wide, base cuneate, apically acuminate, pubescent on both surfaces, margins ciliate, midrib conspicuous. Dichasial cymes with several flowers; flowers erect, ca. 20 mm in diam.; calyx conical, 20-30 mm long, 3-4.5 mm in diam. green, base umbonate, inflated in fruit, up to 35 mm long, broadly ovate proximally.

Nanjing area fall and winter facilities cultivation of wheat bottle grass, generally in the cold dew (October 8 or so) to frost (October 23 or so) sowing, snow (November 22 or so) can still be sown before; spring cultivation, the temperature reaches 6 ℃ or more can be sown, the sowing period can be extended to the end of April. Wheat bottle grass seeds are very sensitive to ambient temperature, the temperature exceeds 20 ℃ seeds in a dormant state, once the temperature drops to the germination of the appropriate temperature, the seeds will quickly germinate.

Wheat bottle grass is not strict on soil requirements, but it is advisable to choose convenient drainage and irrigation, deep and fertile soil planting. Before sowing the need for fine ground preparation, deep turning 30-40 cm, per mu sprinkled fully rotted high-quality organic fertilizer 1500-2000 kg as a base fertilizer, fine harrowing 2-3 times, leveling, do 120 cm wide, 15 cm high small raised bed.