Volume 7 > Part 2 > Year 2000 > Page 339 > Oleaceae > Jasminum

31. Jasminum nervosum Lour.wfo-0000813336

Fl. Cochinch.: 20. 1790; Kerr in Fl. Siam. En. 2: 402. 1939; Miao in Fl. Reipubl. Pop. Sin. 61: 209. 1992; M.C.Chang et al. in C.Y.Wu & P.H.Raven, Fl. China 13: 316. 1996.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Woody climber, young shoots glabrous to sometimes very finely puberulent at first. Leaves ovate to narrowly ovate or broadly lanceolate to lanceolate, (2.5–)3.5–7 (–12) cm long, (1–)1.5–3.5(–4.5) cm broad; glabrous; base obtuse to rounded; apex acute to acuminate, often slenderly so; 2 main basal veins, 1 on each side of the midrib, becoming submarginal and linking up with about 3 lateral veins, raised reticulate below, ± obscure, slightly sunk above; without domatia. Inflorescence axillary, almost sessile, 1 to rarely 3-flowered, glabrous; pedicels 2–5 mm long. Calyx tube 2–3 mm long; lobes subulate, 5–12 mm long, glabrous. Corolla white; tube 12–20 mm long; lobes 7–8, 12–20 mm long, 1.5–2 mm broad. Fruit ellipsoid-spheroid, 10–12 x 8–9 mm.

Thailand : NORTHERN: Chiang Mai (Doi Suthep, Doi Sam Muen, Mon Nang Ket, Ban Mae Klang Luang, Rte 108 to Om Koi, Ban Mai Phatthana, Khwa Awn, Tintok, Doi Chiangdao, Doi Chawn Hot, Mae Salop, Doi Din Daeng, Ban Kong Hae, Doi Pha Hom Pok, Wiang Papao), Lamphun (Hu Muang), Mae Hong Son (Doi Pa Pae), Phayao (Ban Pang Pu Lou); EASTERN: Chaiyaphum (Ban Nam Prom), Nakhon Ratchasima (Pak Thong Chai); SOUTH-WESTERN: Uthai Thani (Huai Kha Khaeng WS); SOUTH-EASTERN: Chon Buri (Si Racha, Fang Deng, Khao Khizo Park), Trat (Klong Kut, Ko Chang); PENINSULAR: Satun (Tarutao NP), Ranong (Kapoe), Surat Thani (Kanchanadit, Ko Tao, Kantuli, Khao Nong, Bang Son, Ta Rong Chang), Phangnga (Klong Nang Yon, Pa Lom Pok, Punga), Nakhon Si Thammarat (Khao Hua Taek), Phatthalung (Khao Pu Khao Ya NP), Trang (Khao Chong), Songkhla (Hat Yai, Tung Nui), Pattani, Yala.

Distribution : S China (Yunnan, Guangxi, Guizhou, Guangdong, Hainan), Taiwan, Vietnam, Laos, Cambodia, Bhutan, India (Assam), Myanmar.

Ecology : Dipterocarp or dry evergreen forests and oak jungle, sometimes on limestone, from almost sea level to about 1,600 m alt.

Vernacular : Li yan (ลิย่าน), khiac ngu (เขี้ยวงู), mali din (มะลิดิน).

Notes: One of the most widespread of all the Thai jasmines and, as pointed out by Kerr (l.c.), this is a variable species. It will need studying throughout its range to assess any possible taxonomic significance in this variation.