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Non-toxic. Vining growth.

Yanhusuo (Corydalis Rhizome) treats various postpartum conditions caused by blood stasis, irregular menstruation in women, abdominal masses, metrorrhagia with dripping discharge, postpartum blood syncope, sudden upward rushing of bleeding, or lower body bleeding due to injury. It can be taken after wine soaking or decoction (recorded by famous physicians). [Seedlings] (According to *Tujing Bencao*): Seedlings emerge in spring, spreading and covering the suburbs; they are also common in gardens. The roots resemble those of Banxia (Pinellia Tuber) but are yellowish in color. Harvested in autumn, it is considered a sacred medicine for obstetrics. [Origin] (According to *Haiyao Bencao*): Produced in Xi Country, introduced via Andong Dao; the best quality comes from Zhenjiang. [Season] (Yellow)
[Flavor]: Acrid [Nature]: Warm, dispersing [Qi]: Strong aroma indicates Yang [Odor]: Fragrant [Action]: Breaks blood stasis, regulates Qi [Meridian Tropism]: Hand-Taiyin Lung Meridian, Foot-Taiyin Spleen Meridian
[Treatment] (Therapy) (According to *Rihua Zi Bencao*): Dispels wind, regulates Qi, warms waist and knees, breaks mass formations, treats traumatic injuries and blood stasis, induces abortion, and treats sudden low back pain. (According to *Haiyao Bencao*): Treats Kidney Qi disorders, breaks postpartum lochia retention and "child pillow" pain. (According to *Tangye Bencao*): Stops Heart Qi pain and lower abdominal pain. [Combined Treatment] Combined with Sanleng (Sparganii Rhizoma), Biejia (Testudinis Carapax et Plastrum), and Dahuang (Rhei Radix et Rhizoma) into a powder to move Qi and unblock meridians. ○ Take one liang, grind and sieve into a powder. Take two qian bi (measurements) mixed with Doulin Jiu (bean-leavened wine) at any time to treat persistent bone and tendon pain from falls from horses or carriages. ○ Grind into powder, mix with wine, take one qian bi to treat postpartum chest oppression, hot and irritable hands and feet, exhaustion approaching death, blood syncope extending to the hard heart region, and uncontrollable chills and fever. ○ Grind into powder, combine with one pig pancreas cut into pieces, roast until cooked, and dip in the powder to eat. Treats subserosal gas and gas masses. [Contraindication] Not for use during pregnancy.

Baizhangqing (Akebiae Caulis) is bitter, cold, and neutral in nature, non-toxic. It treats various poisonings, epidemic miasma malaria, and plague toxins. It can be decocted and taken, or fresh juice extracted by crushing. Grows in forests and marshes in Jiangnan. The vines are tight and hard; leaves resemble Dioscoreae Rhizoma (Shuyu), opposite arrangement. Ingestion causes diarrhea. ○ Zhuohezi (Broussonetiae Folium? Context implies a specific vine part) is non-toxic. Treats metal wounds (Jinchuang), promotes skin regeneration, stops bleeding. Crush and apply to sores. Leaves treat eye heat and redness; instill into eyes. It is said that Emperor Gaozu of Han used this to dress soldiers' metal wounds in battle, hence the name Zhuohezi. Vines grow along fences; in autumn frost, seeds resemble willow catkins. Also known as Xunsang and Jichang. ○ Duzicao has high toxicity. Decoction applied to arrowheads kills instantly upon entry into the body. Grows in Southwest Yi regions, single stem. *Book of Later Han* states it originates from Xiye State; fatal if entered into the body. Currently, Southwest Yi Liao people still use this drug on arrowheads. Detoxification methods are found in *Shiyi Stone Section Salt Medicine Entry*. ○ Jinchaigu (Caulis Aristolochiae?) is acrid, neutral, slightly toxic. Resolves various drug poisonings. For poisoning, decoct and drink juice; fresh grinding is more potent, causing severe vomiting and purging. If non-toxic varieties are used, it can still expel hot phlegm, malaria, miasma, epidemic insect toxins, and throat obstruction. Grows in Lingnan valleys; roots resemble Asari Radix (Xixin), with 30-40 stems. Also known as Sanshigen and Chaizigugu. Used by Lingnan people. ○ Boluohui (Macleaya Stem) has high toxicity. Treats malignant sores, root tumors, warts, vitiligo, gu poison, spirits/demons, and stream toxins. For these sores, mix Baizhangqing and Jisang ash into powder and apply externally. Gu poison and spirits require different methods. Grows in Jiangnan valleys; stems and leaves resemble Ricini Fructus (Bimazha); stems are hollow, making a sound like "boluohui" when blown; broken stems exude yellow sap; poisonous to humans, causes instant death; do not ingest. ○ Maojiancao and its seeds are acrid, warm, and toxic. Treats malignant sores, carbuncles, swelling, and pain before ulceration. Decoct and crush leaves for external application; do not insert into the wound as it causes flesh rot. Treats malaria: bind a handful of crushed herb to the arm of the patient (left for men, right for women), avoiding direct skin contact, which will induce a blister. Mix seeds and ginger, crush to break cold qi. Known as Housuan in fields. Grows by marshes in Jiangdong; leaves larger than Brassica leaves, hairy, yellow flowers, seeds like Tribuli Fructus (Jili). There is also Jianyoudu, growing by water, leaves resembling Apii Cathayensis Radix (Huqin); other effects are similar. ○ Shudi is sweet, warm, non-toxic. Treats cold wind/cold qi, undigested food stagnation, bloating. Grows in Western Fan and Northern lands; resembles Foeniculi Fructus (Huixiang); Hu people eat it in soup. ○ Yangpen is acrid, warm, slightly toxic. Treats gu poison, flying corpse syndrome, throat obstruction. Grind with water, take a small amount orally, or grind and apply to skin swellings. Grows in Dongyang valleys; seedlings resemble Chengluxian; roots round like an inverted bowl, size of a chicken egg. ○ Ligecao is acrid, cold, slightly toxic. Treats scrofula, erysipelas, pediatric innocent chills/fever, large abdominal fullness, phlegm-fluid retention, upper diaphragm heat. Freshly grind and extract juice, take one he (measurement); should vomit out stagnant matter from chest/diaphragm. Grows in damp places near household steps, 2-3 cun tall; leaves resemble KT KT; best for treating malaria. Found in Jiangdong, not in Northern lands. ○ Gayao is salty, warm, non-toxic. Treats fractures, internal trauma, blood stasis, promotes skin healing, relieves pain. Treats postpartum blood diseases, clears evil qi from five zang organs, tonifies deficiency. Decoct with milk and water.