Swertia wattii C.B. Clarke
Annual. Stem 15-90 cm, quadrangular, branched or simple, Leaves 10-40 x 2-12 mm, glabrous, pubescent or cilliate, narrowly-ovate, acute or linear-oblong, obtuse or sub-acute. Inflorescence paniculate, many-flowered, dense or lax. Flowers pentamerous. Calyx lobes 3-10 x 1-5 mm, narrowly ovate to ovate, acute, glabrous or hairy or pubescent, equal or unequal. Corolla bluish white or greenish yellow with a purple band or blotches above gland, tube 1-1.5 mm, lobes 1.5-5 x 1-2.5 mm, ovate, acute, entire or eroded. Gland single per lobe, bourse-shoe shaped. Filaments usually dilated in the middle, rarely gradually dilated towards the base, slightly connate at the base or not, anther ovate-oblong, obtuse. Ovary 4-8 mm, style distinct, stigmas sub-linear to oblong. Capsule 5-10 mm. Seeds rounded, warted. 2n = 16, 20.
Fl. & Fr. Per.: July - November.
Type: Himalaya, Wallich 4374 (holo. K!, iso. E!, BM!, WU!, G!).
B-7 Hazara, A. Latif s.n. (RAW), Garhi Habibullah 25.9.1990, Jehandar Shah 1121 (ICP), About 3 miles from Garhi Habibullah on way to Abottabad, 3.10.70 S. A. Farooqi and M. Qaiser, 3366 (KUH), Tanghiti reserve forest, Dadar-Manschra, 12.10.82, E. Baksh s.n. (RAW), Attar Shisha, 25.9.1990, Jehandar Shah 1145 (ICP), Swat: Malam Jabba, 16.10.1991, A. Ghafoor & Students 5342 (KUH), Near Rawalkot on way to Bagh, 18.9.1987 Tahir Ali, M. Qaiser and M. Ajmal Khan 319 (KUH), Murree hills, 9.10.1953, Coll. ignot. (KUH), Bunn, Karor-Murree Road, 19.10.67, Y. Nasir & Zaffar Ali 7881 (RAW), near Dunga Gali Murree hills, 19.8.1949, R.R. Stewart 23525 (RAW), Ghora Gali, 24.10.1969, Y. Nasir, Z. Ali & I. Dar s.n. (RAW), ibid, 3.10.1931, R.R. Stewart 12403 (RAW), Below Patriata, 19.9.1986, Y. Nasir, R. Akhter & Hanif 12244 (RAW), C-7 Rawalpindi distr.: between Charra Pani and Sunny bank, Murree Road, 11.10.1988, A. Ghafoor & T. Ali 4190 (KUH), Bhagnather, 20.10.1955, Coll. ignot 685 (KUH), Chekar cantt., 5000 ft., 22.8.71, Sultan-ul-Abedin & M. Qaiser 9203 (KUH).
Distribution: Pakistan, India, Kashmir, Nepal, Bhutan, Burma.