《御览》卷九百八十八
生晋地山谷阴，大水所过处。是死龙骨，色青白者善。十二月采，或无时，龙角畏干漆
、蜀椒、理石。
《御览》卷九百八十八
神农、李氏∶大寒。龙齿治惊痫，久服轻身。
《后汉书》卷九十四
味苦，无毒。牛出入呻者有之。夜有光走角中，牛死入胆中，如鸡子黄。
《御览》卷九百二十八
可作琥珀。
《御览》卷九百八十八
杀诸石药毒。
《类聚》卷九十七
或生人家屋间。立夏后阴干。治目冥，令人夜视有光。
《御览》卷九百八十八、八百五十七
神农、雷公∶甘，气平。生河源或河梁。食蜜，生武都谷。
按∶此药参见本书“麻蓝”条，《本经》首载此药。
《御览》卷九百四十六
一名蚀 ，一名害焦，一名致。神农∶咸，无毒。
《御览》卷九百八十八
神农∶苦。岐伯∶甘。扁鹊∶咸。大节，头有文，文如磨齿。采无时。
《纲目》卷四十一
一名应条。
《纲目》卷四十四
冷。
《御览》卷九百四十六
一名守宫，一名石蜴，一名山龙子。
Taiping Yulan (Comprehensive Mirror of the Taiping Era), Volume 988:
Longgu (Fossilized Bones) grows in the shady valleys of Jin region and places passed by great floods. Those that are dead Longgu with a bluish-white color are superior. It is harvested in the twelfth lunar month, or at any time without restriction. Longjiao (Dragon Horns/Teeth) fears Ganqi (Dried Lacquer), Shujiao (Sichuan Pepper), and Lishi (Calcitum).
Taiping Yulan, Volume 988:
Shennong and Li Shi stated: The nature is Great Cold. Longchi (Dragon Teeth) treats Jingxian (Convulsions and Epilepsy); long-term consumption makes the body light.
Hou Hanshu (Book of Later Han), Volume 94:
The taste is Bitter, and it is non-toxic. It exists in cases where cattle groan upon entering or exiting. At night, light enters the horns; when the cow dies, the light enters the gallbladder, resembling the yolk of an egg.
Bencao Gangmu (Compendium of Materia Medica), Volume 48:
Also known as Zaidan. Bian Que stated: The taste is Acrid.
Taiping Yulan, Volume 928:
It can be used to make Amber.
Taiping Yulan, Volume 988:
It eliminates the toxicity of various mineral medicines.
Taiping Yulan, Volume 988:
Shennong, Qibo, and Leigong stated: The taste is Sweet, and it is non-toxic. Harvesting has no fixed time.
Yiwen Leiju (Classified Gatherings from Literature and History), Volume 97:
Sometimes it grows under the eaves of human dwellings. After the Start of Summer, it is dried in the shade. It treats Mingmu (Blindness or Dim Vision), enabling people to see clearly at night.
Note: This medicine is also referenced under the entry "Da Dou Huang Juan" (Yellowed Soybean Sprouts) in this book; Benjing (Shennong's Classic of Materia Medica) first recorded it as "Tianshushi" (Sky Rat Droppings).
Taiping Yulan, Volume 988 & 857:
Shennong and Leigong stated: The taste is Sweet, and the Qi is Neutral. It grows at river sources or river beams. It feeds on honey and grows in Wudu Valley.
Note: This medicine is also referenced under the entry "Ma Lan" in this book; Benjing first recorded this medicine.
Taiping Yulan, Volume 946:
Also known as Shi, also known as Haijiao, also known as Zhi. Shennong stated: The taste is Salty, and it is non-toxic.
Taiping Yulan, Volume 988:
Shennong stated: The taste is Bitter. Qibo stated: The taste is Sweet. Bian Que stated: The taste is Salty. The segments are large, and the head has patterns, resembling mill teeth. Harvesting has no fixed time.
Bencao Gangmu, Volume 41:
Also known as Ying Tiao.
Bencao Gangmu, Volume 44:
The nature is Cold.
Taiping Yulan, Volume 946:
Also known as Shougong, also known as Shi Yi, also known as Shanlongzi.
Taiping Yulan, Volume 949:
Shennong and the Yellow Emperor said: It treats Fujren Zhengjian Re (Women's abdominal masses accompanied by alternating cold and fever).