Yan Hu Suo

Names and Synonyms

Common Names

• Yan Hu Suo

Scientific Names

Accepted name

Synonyms

• Corydalis turtschaninovii f. yanhusuo
• Corydalis ternata f. yanhusuo

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, situated within the class Equisetopsida and subclass Magnoliidae. It is classified under the order Ranunculales and the family Papaveraceae. Finally, it is identified by the genus Corydalis.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily found throughout various regions of China. Specifically, its natural habitat includes the South-Central areas of the country. It is also widely distributed across the North-Central parts of China. Furthermore, populations of this medicinal species can be located in the Southeast regions. These diverse locations highlight its broad geographical presence within the Chinese landscape.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Corydalis yanhusuo is characterized by its status as a perennial herb, allowing it to establish a long-term presence in its natural habitat through recurring seasonal cycles. The plant typically emerges from an underground tuber, which serves as a vital storage organ for nutrients, enabling it to survive periods of dormancy. During its active growth phase, it undergoes a developmental cycle that includes the emergence of foliage, the production of specialized flowers, and the eventual setting of seeds to ensure propagation. This perennial nature allows the plant to rebuild its biomass annually, utilizing the energy stored in its tuberous roots to facilitate rapid growth following dormancy, thereby ensuring continuous survival across multiple growing seasons.

Lifecycle :

perennial

Morphology

The morphology of Corydalis yanhusuo is characterized by its growth form as a non-woody herb, specifically classified as a forb. As a self-supporting plant, it does not exhibit climbing behavior. The stature of the plant is relatively low, with a height that typically ranges from a minimum of 0.1 m to a maximum of 0.3 m, maintaining an average plant height of approximately 0.2 m.

Climber :

self-supporting

Growth form :

herb

Plant height max:

0.3 m

Plant height mean:

0.2 m

Plant height min:

0.1 m

Woodiness :

non-woody

Physiology

The physiological profile of the foliage in Corydalis yanhusuo is characterized by specific morphological dimensions that define its leaf structure. The leaves exhibit a consistent growth pattern with a mean leaf length of 2.25 cm, ranging from a minimum of 2 cm to a maximum of 2.5 cm. Correspondingly, the leaf width shows a narrow distribution, maintaining a mean width of 0.65 cm, while fluctuating between a minimum of 0.5 cm and a maximum of 0.8 cm. These precise measurements in length and width reflect the plant's specialized vegetative development and surface area optimization.

Leaf length max:

2.5 cm

Leaf length mean:

2.25 cm

Leaf length min:

2 cm

Leaf width max:

0.8 cm

Leaf width mean:

0.65 cm

Leaf width min:

0.5 cm

Reproduction

The reproduction of Corydalis yanhusuo is centered around the development and maturation of its fruit, which serves as the primary vehicle for seed dispersal. The fruit morphology exhibits specific dimensional variations, typically characterized by a mean length of 2.4 cm. Throughout the developmental stages, the fruit length can fluctuate significantly, reaching a minimum of 2 cm and extending to a maximum of 2.8 cm. These measurements reflect the natural variability within the species' reproductive structures as they progress toward maturity.

Fruit length max:

2.8 cm

Fruit length mean:

2.4 cm

Fruit length min:

2 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Corydalis yanhusuo has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include rhizome.

Rhizome

1. Frontiers in pharmacology

Chemicals

Corydalis yanhusuo has 27 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include tetrahydropalmatine, Dehydrocorydaline, Palmatine, Columbamine, Dehydrocorybulbine.

tetrahydropalmatine

1. Molecules (Basel, Switzerland)
2. Frontiers in pharmacology
3. BMC plant biology
4. Pharmaceutical biology
5. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Dehydrocorydaline

1. Molecules (Basel, Switzerland)
2. Journal of ethnopharmacology
3. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials
4. Pharmaceutical biology
5. Respiratory research

Palmatine

1. Journal of ethnopharmacology
2. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials
3. Pharmaceutical biology
4. Toxicology in vitro : an international journal published in association with BIBRA

Columbamine

1. Journal of ethnopharmacology
2. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials

Dehydrocorybulbine

1. Journal of ethnopharmacology
2. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials

Tetrahydrocoptisine

1. Pharmaceutical biology
2. International journal of molecular sciences

berberine

1. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials
2. Journal of ethnopharmacology

protopine

1. Molecules (Basel, Switzerland)
2. BMC plant biology

-CORYDALINE

1. Pharmaceutical biology

13-methyl-dehydrocorydalmine

1. Journal of Asian natural products research

Activities

Corydalis yanhusuo has 7 reported activities identified across 1 scientific publications and several other databases. The most consistently reported activities include Analgesic, Cardioprotective, Anticancer, Antifibrotic, Antifungal.

Analgesic

1. Frontiers in pharmacology
2. Pharmaceuticals (Basel, Switzerland)

Cardioprotective

1. Molecules (Basel, Switzerland)
2. Frontiers in pharmacology

Anticancer

1. Recent advances in anti-infective drug discovery

Antifibrotic

1. Respiratory research

Antifungal

1. Recent advances in anti-infective drug discovery

Antiprotozoal

1. Recent advances in anti-infective drug discovery

Cytotoxic

1. Recent advances in anti-infective drug discovery

Conditions

Corydalis yanhusuo has 28 reported investigations on conditions identified across 1 scientific publications and several other databases. The most consistently reported conditions include myocardial ischemia, analgesic, cancer, arthritis, atherosclerosis.

Myocardial ischemia

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica
2. Journal of ethnopharmacology
3. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials

Analgesic

1. Journal of ethnopharmacology
2. Frontiers in pharmacology

Cancer

1. Combinatorial chemistry & high throughput screening
2. Journal of food and drug analysis

Arthritis

1. Recent advances in anti-infective drug discovery

Atherosclerosis

1. Pharmaceutical biology

Cardiac hypertrophy

1. The Journal of pharmacy and pharmacology

Cardiovascular disease

1. Pharmaceutical biology

Cardiovascular diseases

1. The Journal of pharmacy and pharmacology

Chronic pain

1. Pharmaceuticals (Basel, Switzerland)

Coronary heart disease

1. Molecules (Basel, Switzerland)

Preparations

Corydalis yanhusuo has 22 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include ethanol extract, extract, CY extract, Corydalis Rhizoma, Corydalis yanhusuo extract.

Ethanol extract

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica
2. Journal of chromatographic science

Extract

1. Journal of ethnopharmacology
2. Pharmaceuticals (Basel, Switzerland)

Cy extract

1. The Journal of pharmacy and pharmacology

Corydalis rhizoma

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Corydalis yanhusuo extract

1. Molecules (Basel, Switzerland)

Dehydrocorydaline

1. Respiratory research

Active fraction of corydalis yanhusuo

1. Yao xue xue bao = Acta pharmaceutica Sinica

Anti-myocardial ischemia fraction of corydalis yanhusuo

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Capsules

1. Frontiers in pharmacology

Decoction

1. Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS)