Primarily native to temperate and tropical regions of Asia, Sarcoca acinosa stands out due to its distinctive segmented fruits and medicinal history.
This species thrives in moist valley slopes, forest margins, and roadside ditches at elevations up to 3000 meters. It has a long association with traditional East Asian agricultural and medicinal systems.
The plant grows as a robust, erect perennial herb, usually reaching 1 to 1.5 meters in height. Its stout stems are green or purplish-red, hollow when mature, and highly branched.
Leaves are large, simple, and alternate, with an ovate-oblong or elliptic shape and distinct lateral veins. The root system consists of a thick, carrot-like rhizome that penetrates deeply into the soil.
Flowers are borne in erect, terminal or leaf-opposed racemes. The individual blossoms are white or greenish, with 8 to 10 stamens. The fruit is a subglobose, glossy black berry made of 8 distinct carpels, giving it a characteristic segmented appearance.
May to August, with fruits ripening from July to October
The dried roots, known as shanglu in Chinese herbology, have been used for centuries to treat edema, skin diseases, and inflammation. However, precise dosage is critical as the raw plant is extremely poisonous.
Young leaves are occasionally consumed as a cooked vegetable in some Himalayan regions after undergoing multiple boilings and water changes to leach out toxins. The dark purple juice from the ripe berries serves as a traditional dye.
The specific epithet acinosa refers to the grape-like clusters of its fruits, highlighting the segmented arrangement of the individual drupelets.
Unlike many related species that have fused carpels, this plant features carpels that are almost completely separate, which serves as a key diagnostic feature for botanists.
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