श्योनाक

• Botanical Name: Oroxylum indicum
• Family: Bignoniaceae
• Synonyms: Shyonaka, Midnight Horror, Indian Trumpet Flower, Tuntuka
• Vernacular Name: Commonly known as “Sonapatha” in Hindi, “Broken Bones Tree” in English, and “Tigudu Mara” in Kannada.
• Classification: A medium-sized deciduous tree belonging to the Bignoniaceae family.
• Habitat: Found in tropical and subtropical regions, including India, Sri Lanka, and Southeast Asia. It thrives in moist, deciduous forests and is often cultivated as an avenue tree.
• Morphology: A tree that grows up to 12–15 meters in height. It has soft, light brown bark with corky lenticels. The leaves are large, pinnate, and ovate. The flowers are reddish-purple with a yellowish interior, and the fruits are long, flat capsules containing winged seeds.
• Useful Parts: Bark, roots, fruits, and seeds.
• Chemical Composition: Contains baicalein, oroxindin, chrysin, tannins, and flavonoids. It is also rich in bioactive compounds like aloe-emodin and β-sitosterol.
• Pharmacological Action: Known for its anti-inflammatory, antimicrobial, astringent, and antioxidant properties. It is used in treating diarrhea, dysentery, respiratory disorders, and skin ailments. It also has potential cytotoxic and anti-cancer properties.
• Formulation: Used in Ayurvedic preparations like Dashamoola and herbal decoctions for fever, cough, and digestive health.

Rasa: Madhura, Tikta , Kasaya

Guna: Laghu , Ruksha

Virya: Ushna

Vipaka: Katu