Family: Bignoniaceae
Common name: Blue Jacaranda
Bengali: নেএলকংঠ Neelkanth
Chinese: 蓝花楹
Hindi: Neeli gulmohur नीली गुलमोहर
Malayalam: നീലവാക
Spanish: Tarco
Thai: ศรีตรัง
Description: Trees 6-18 m tall. Leaves alternate, 24-45 cm long; bipinnate; pinnae elliptic to elliptic-oblong, 9-16 x 3-6 mm, entire, acuminate, cuneate, sessile. Panicles up to 45 cm long, erect, puberulous. Calyx campanulate, truncate, pubescent; teeth linear, c. 0.6 mm long. Corolla tube 30-35 mm long, abruptly dilated towards base; lobes subequal, 8-9 mm long, upper 2 lobes white inside; lower 3 lobes hairy within. Filaments of longer stamens c. 12 mm long, staminode subexserted, ± 2.6 mm long. Disk fleshy. Ovary oblong, 2-2.5 mm long, appressed pubescent; style 18-20 mm long, slightly curved and exceeding the stamens; stigma narrow oblong. Capsule suborbicular-oblong, 50-60 x 40-46 mm. Seeds obovoid, 5-6 x 4-4.5 mm (with wing 16-18 mm broad).
Leaves’ volatile oil—applied to buboes. Leaves and bark of the plant—used for syphilis and blennorrhagia. An infusion of the bark is employed as a lotion for ulcers.
The leaves contain jacaranone, verbascoside and phenylacetic-beta-glucoside along with a glucose ester, jacaranose. Flavonoid scutellarein and its 7-glucuronide, and hydroquinones were also isolated. Fruits contain betasitosterol, ursolic acid and hentriacontane; stem bark gave lupenone and beta-sitosterol. The flowers contain an anthocyanin. In Pakistan, the flowers are sold as a substitute for the Unani herb Gul-e-Gaozabaan. [Indian Medicinal Plants An Illustrated Dictionary]
Root: sudorific, emetic, cathartic Bark, infusion: for fertility regulation Dried leaf: for liver disorders, antisyphilitic, for infections (compresses) Part not specified: abortifacient. Dried leaf: cytotoxic activity Dried twig: hypotensive activity.
Fresh flowers. Cyanidin-3-O-β-D-rutinoside: flavonoid M14652; jacaranone: quinoid Dried fruit. Acetate ethyl-2-(1-hydroxy-4-oxo-2-5-cyclohexadienyl): benzenoid; apigenin, apigenin-7-O-β-D-glucuronopyranoside: flavone. [Medicinal flora of Argentina]
41 Published articles of Jacaranda mimosifolia
