Abstract
Bletilla striata belongs to the family Orchidaceae, and it is mainly distributed in East Asia. The tubers of B. striata have been utilized in Traditional Chinese Medicine for various ailments, such as hematemesis, tuberculosis, malignant ulcers, hemorrhoids, traumatic bleeding, and chapped skin. Phytochemical investigation on B. striata has resulted in the identification of 192 monomeric compounds, including bibenzyls, phenanthrene derivatives, triterpenoids and its saponins, steroids and its saponins, malic acid derivatives, and anthocyanins. Moreover, B. striata polysaccharide is another typical chemical constituent of this plant. Pharmacology studies have shown that the plant possesses wound healing, antimicrobial, anticancer, antioxidative, and antiviral activities. This review aims to provide the latest and comprehensive information on chemical constituents, pharmacological activities, and quality control of B. striata and to identify future research needs.
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