出广西，夏熟，味如栗，状如橄榄，其皮七层，出横州者皮九层，剥至九层方见肉，故
又名
思恩府志∶罗晃子俗名九层皮，形类蚕豆，可茹，味如煨栗，外有黑壳，连肉有皮九层，
故
性温，治脏腑生虫，及小儿食泥土腹痛，癣痞积硬。
养肝胆，明目去翳，止渴退热，解利风邪，消烦降火。翻胃吐食，或食下即吐，或朝食
暮吐
、暮食朝吐，用罗晃子七枚， 存性，每日酒调下方寸匕，服完为度，即愈。
腹中蛔虫上攻，心下痛欲死，面有白斑，用罗晃子、牵牛子各七枚，水煎服，虫自下。
南方草木状∶出交趾武平山谷中，三月开花，连着子，五、六月熟。入鸡、鱼、猪、鸭
羹中
；味最美，亦可盐食。味甘性平，主宁心志，养血脉，解暑渴，利水道，生津液，止逆气喘
急，除烦清热，润肺，滋命门，益元气。骨蒸劳热、四肢瘦削如枯柴，用夫编子同白鸭烂煮
，不用盐酱，日日啖之，吃鸭三头见效。
出交趾，树高丈余，味甘美如胡桃。
味甘平，主润肺，止渴清热消食，祛风暑湿气。治疥癣及山岚瘴气所侵，变成 疟，寒
热往
来，头痛痰逆，足膝屈弱难行，寒湿邪气所侵，用白缘子一片，舂烂浸酒，日饮一次，月余
全愈。
广志∶状圆而细，色赤如软枣，其味初苦后甘，可食，味平无毒。主益五脏，悦泽人面，
去
头面诸风。
产后痢疾不止，用系弥子一合，酒、水各一盏，煎八分，空心服下，片刻即效。
产于广西，夏季成熟，味道像栗子，形状像橄榄。其果皮有七层，出产于横州的果皮有九层，剥到第九层才能见到果肉，所以又名“思恩府志”记载：罗晃子俗称“九层皮”，形状类似蚕豆，可以食用，味道像烤熟的栗子，外层有黑壳，连同果肉共有九层皮，因此得名。
性温，能治疗脏腑内生寄生虫，以及小儿因食泥土引起的腹痛、癣疾和痞块积聚坚硬。能滋养肝胆，明目去翳，止渴退热，疏解风邪，消除烦闷降火。对于翻胃吐食（或进食后立即呕吐，或早晨吃晚上吐，或晚上吃早上吐），用罗晃子七枚，保留药性（炒至焦黄存性），每日用酒调服下方寸匕的量，服完即愈。
腹中蛔虫上攻，心窝处疼痛欲死，面部出现白斑，用罗晃子、牵牛子各七枚，水煎服用，虫子自然排出。
《南方草木状》记载：产于交趾武平山谷中，三月开花，连着果实，五、六月成熟。可放入鸡、鱼、猪、鸭羹中；味道最美，也可以用盐腌制食用。味甘性平，主要功效为宁心安神，滋养血脉，解暑止渴，通利水道，生津液，止逆气喘急，除烦清热，润肺，滋补肾之命门，补益元气。对于骨蒸劳热、四肢瘦削如枯柴，用夫编子同白鸭烂煮，不用盐和酱，每天食用，吃三只鸭子见效。
产于交趾，树高一丈多，味道甘美如胡桃。味甘平，主要功效为润肺，止渴清热消食，祛风暑湿气。治疗疥癣及山岚瘴气所侵，变成疟疾，寒热往来，头痛痰逆，足膝屈弱难行，寒湿邪气所侵，用白缘子一片，捣烂浸酒，每日饮用一次，月余全愈。
《广志》记载：形状圆而细，颜色赤红如软枣，其味初苦后甘，可食用，味平无毒。主要功效为补益五脏，润泽面容，去除头面诸风。产后痢疾不止，用系弥子一合，酒、水各一盏，煎至八分，空腹服用，片刻即效。
Produced in Guangxi, ripens in summer, tastes like chestnuts, shaped like olives. Its peel has seven layers; those produced in Hengzhou have nine layers of peel, and one must peel up to the ninth layer to see the flesh, hence also known as [Note: Text implies name derived from local gazetteer].
*Shi'en Fu Zhi* records: Luohuangzi is commonly called "Nine-Layer Peel," resembling broad beans in shape, edible, tasting like roasted chestnuts. The outer shell is black, and together with the flesh, there are nine layers of peel, thus the name.
Nature warm, treats parasites generated within the zang-fu organs, as well as abdominal pain caused by children eating dirt, tinea (skin fungus), and hard accumulations due to痞 (pi syndrome). Nourishes the liver and gallbladder, brightens the eyes and removes nebula, relieves thirst and reduces fever, resolves wind pathogens, eliminates vexation and descends fire. For fanwei vomiting food (vomiting immediately after eating, or morning food vomited at night, or night food vomited in the morning), use seven Luohuangzi fruits, processed to retain their medicinal nature (charred but retaining essence), mixed with wine and taken daily in a quantity of one cunbi (a small spoonful), until finished for cure.
For ascariasis attacking upwards causing severe epigastric pain, and white spots on the face, use seven Luohuangzi and seven Qianzi (Semen Kochiae), decocted in water and taken orally, worms will naturally pass down.
*Nanfang Caomu Zhuang* records: Produced in the valleys of Wuping, Jiaozhi, flowers bloom in March, fruits persist, ripening in May and June. Can be added to chicken, fish, pork, or duck soups; the taste is exquisite, can also be eaten salted. Taste sweet, nature neutral. Mainly calms the mind and spirit, nourishes blood vessels, resolves summerheat and relieves thirst, promotes urination, generates body fluids, stops rebellious qi and asthma urgency, eliminates vexation and clears heat, moistens the lungs, nourishes Mingmen (Gate of Life), benefits primordial qi. For bone-steaming consumption fever and emaciation of limbs like dry firewood, cook Fubianzi thoroughly with a white duck without salt or soy sauce, consume daily; three ducks show effect.
Produced in Jiaozhi, trees grow over ten chi high, taste sweet and delicious like walnuts. Taste sweet, nature neutral. Mainly moistens the lungs, relieves thirst, clears heat, aids digestion, dispels wind-summerheat-dampness. Treats tinea and invasion by mountain miasma turning into malaria (Nue disease) with alternating chills and fever, headache, rebellious phlegm, weakness and difficulty walking in feet and knees due to cold-damp pathogen invasion. Use one slice of Baiyuanzi, pounded and soaked in wine, drink once daily, fully recovered after more than a month.
*Guang Zhi* records: Round and slender shape, red color like soft dates, taste initially bitter then sweet, edible, taste neutral, non-toxic. Mainly tonifies the five zang organs, beautifies the complexion, removes wind from head and face. For postpartum dysentery that does not stop, use one he of Ximizi, decocted with one cup of wine and one cup of water until reduced to eight-tenths, taken on an empty stomach, effective shortly after ingestion.