Picrasma quassioides

Picrasma quassioides, commonly known as Quassia, is a versatile medicinal plant native to tropical Africa. Renowned for its intense bitterness, it contains bioactive quassinoids used extensively in traditional medicine. These compounds offer potent antimicrobial, antimalarial, and anti-inflammatory properties, making it a significant subject in modern pharmacological research.

  • Scientific name: Picrasma quassioides
  • Family: Simaroubaceae
  • Native range: Asia-Temperate

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Sapindales, it is classified under the family Simaroubaceae and is specifically identified by the genus Picrasma.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Sapindales WCVP
Family Simaroubaceae WCVP
Genus Picrasma WCVP

Common Names

This plant, Picrasma quassioides, is known by various regional names across different languages. In Chinese, it is referred to as 苦木 in Simplified Chinese (zh-hans), Traditional Chinese (zh-hant), and the Cantonese variant used in Hong Kong (zh-hk). In Japanese, the species is commonly called ニガキ (ja), while in Korean, it is known as 소태나무 (ko).
Language Common Name Source
zh-hans 苦木 Wikidata
zh-hant 苦木 Wikidata
zh-hk 苦木 Wikidata
ja ニガキ Wikidata
ko 소태나무 Wikidata
zh 苦木 Wikidata
zh-tw 苦樹 Wikidata
fa چوب‌تلخ Wikidata
zh-cn 苦木 Wikidata
zh 苦樹 Wikidata

Distribution

This plant exhibits a diverse geographical distribution across several key regions within China. It is widely documented to grow in the China South-Central area, spreading through various local ecosystems. Its range further extends to the tropical environment of Hainan. Additionally, the species can be found inhabiting the northern reaches of Manchuria. Finally, its presence is confirmed in both the China North-Central and China Southeast territories.

Region Area Source
China China South-Central WCVP
China Hainan WCVP
China Manchuria WCVP
China China North-Central WCVP
China China Southeast WCVP
China Tibet WCVP
Eastern Asia Japan WCVP
Eastern Asia Korea WCVP
Eastern Asia Nansei-shoto WCVP
Eastern Asia Taiwan WCVP

Plant Parts

This plant, known for its potent medicinal properties, utilizes various components for therapeutic use. The broad, green leaves are often studied for their bioactive compounds, while the twigs and stems serve as structural elements that hold significant chemical value. For traditional preparations, the fruits may be harvested, but it is frequently the dried stems that are most commonly processed into powders or decoctions. By utilizing these different parts, from the fresh foliage to the concentrated dried stems, practitioners can harness the full medicinal potential of Picrasma quassioides.
Total parts
5
Scientific sources
6
Plant Part Sources Confidence
leaves 2 ★☆☆☆☆
twigs 1 ★☆☆☆☆
stems 1 ★☆☆☆☆
fruits 1 ★☆☆☆☆
dried stems 1 ★☆☆☆☆

Chemicals

Picrasma quassioides has 14 reported phytochemicals identified across 14 scientific publications and several other databases. The most consistently reported chemicals include 4,5-dimethoxycanthin-6-one, 5-hydroxy-4-methoxycanthin-6-one, annuionone H, compound 5, coumarins.

Total chemicals
14
Scientific sources
14

Most Reported Compounds

Compound Sources Confidence
4,5-dimethoxycanthin-6-one 1 ★☆☆☆☆
5-hydroxy-4-methoxycanthin-6-one 1 ★☆☆☆☆
annuionone H 1 ★☆☆☆☆
compound 5 1 ★☆☆☆☆
coumarins 1 ★☆☆☆☆
dehydrocrenatidine 1 ★☆☆☆☆
flavonoids 1 ★☆☆☆☆
kumulactone F 1 ★☆☆☆☆
kumulactone G 1 ★☆☆☆☆
kumulactone H 1 ★☆☆☆☆

Activities

Picrasma quassioides has 6 reported activities identified across 6 scientific publications and several other databases. The most consistently reported activities include Anthelmintic, Antibacterial, Antifungal, Antimicrobial, Antitumor.

Total activities
6
Scientific sources
6

Most Reported Activities

Activity Sources Confidence
Anthelmintic 1 ★☆☆☆☆
Antibacterial 1 ★☆☆☆☆
Antifungal 1 ★☆☆☆☆
Antimicrobial 1 ★☆☆☆☆
Antitumor 1 ★☆☆☆☆
Cytotoxic 1 ★☆☆☆☆

Medicinal Uses

Picrasma quassioides has 12 reported medicinal uses identified across 15 scientific publications and several other databases. The most consistently reported uses include cancer, hepatocellular carcinoma, inflammation, Alzheimer's disease, bacteria.

Total uses
12
Scientific sources
15

Most Reported Uses

Use Sources Confidence
cancer 2 ★☆☆☆☆
hepatocellular carcinoma 2 ★☆☆☆☆
inflammation 2 ★☆☆☆☆
Alzheimer's disease 1 ★☆☆☆☆
bacteria 1 ★☆☆☆☆
dysentery 1 ★☆☆☆☆
fever 1 ★☆☆☆☆
fungi 1 ★☆☆☆☆
head and neck cancer 1 ★☆☆☆☆
hepatoma 1 ★☆☆☆☆