"Black daily "" is the scientific name of lobelia, or lobelia grass. Black daily is the northeastern name for the dicotyledonous plant order, Solanum, family Solanaceae, genus Lobelia.

Longan (scientific name: Solanum nigrum?L.) is the Solanaceae, Solanum genus of annual herbaceous plants, the whole plant is 30-120 cm high; stems erect, multi-branched; ovate or cordate leaves alternate, nearly all the way around; white small flowers in summer, 4-10 into cymes; spherical berries, ripening black-purple.

It is distributed almost all over China. Prefers to grow near fields, wastelands and villages. Widely distributed in temperate to tropical regions of Europe, Asia, and America.

Calls of Lobelia in different places

Wild Spicy Tiger (Suzhou, Jiangsu Province); Wild Sea Pepper (Pingshan and Nanchuan, Sichuan Province); Small Bitter Vegetable (Huidong, Sichuan Province); Stone Sea Pepper (Nanchuan, Sichuan Province); Wild Umbrella Zi (Chengkou, Sichuan Province); Wild Sea Horn (Yanbian, Sichuan Province); Lamp Long Grass (Badong, Hubei Province).

Mountain Pepper (Neiqiu, Hebei); Wild Eggplant (Mengzi, Yunnan); Small Gogo (Hekou, Yunnan); White Cauliflower (Lechang, Huiyang, Guangdong); False Lampsbane (Danzhou, Hainan); Ground Bubbles (Hunan); Feitianlong (Jiangxi); Celestial Eggplant (Guizhou); Valley Milkseed (Tangshan, Hebei); Black Star (Heilongjiang).