Syzygium tsoongii (Merr.) Merr. & L.M.Perry

Soh, Wuu-Kuang & Parnell, John, 2015, A revision of Syzygium Gaertn. (Myrtaceae) in Indochina (Cambodia, Laos and Vietnam), Adansonia 37 (2), pp. 179-275 : 266

54. Syzygium tsoongii (Merr.) Merr. & L.M.Perry

Journal of the Arnold Arboretum 19: 112 (1938); Merr. & L.M.Perry, Journal of the Arnold Arboretum 19: 224 (1938); P.H.Hô, An Illustrated Flora of Vietnam (Câyco Viêtnam) 2: 60, fig. 3766 (1992); K.D.Nguyen, ( Myrtaceae ) Checklist of Plant Species of Vietnam 2: 909 (2003). — Eugenia tsoongii Merr., Philippine Journal of Science 21: 504 (1922). — Type: China, Kwangtung, Tung Sing, 22.VI.1918, Tsoong 1867 (C.C.C. 3748), (holo-, PNH†; A![69413]). Eugenia leucocarpa Gagnep., Notulae Systematicae 3: 327 (1918), nom.

illeg., non Merr. (1916). — Type: Vietnam [Annam], Than-hoa ,

near Cua Bang, Bon 5578 (lecto-, P![P00589197], here designated;

isolecto-, P![2 sheets, P00589198 & P00589199]). Remaining

former syntypes: Vietnam [Annam], Along bay , Biches island ,

VIII.1911, Lecomte & Finet 798 (P!); Vietnam [ Cochinchina] ,

Thorel s.n. (P, n.v.). ADDITIONAL MATERIAL EXAMINED. — China. Guangdong: 2 Sept 1981, G.H.Yip 467 ( BM) . — Hainan: Chung Kon, VI-VII.1935, J.L.Gressitt 1034 (E); Xian , 5.XII.2000, MO-IBSC 396 & 395 ( BM) ; Dung Ka to Wen Fa Shi, 1932-1933, C.L.Tso & N. K. Chun 43688 (P); 26.VII.1933, C.Wang 33342 (P). Vietnam. Da Nang:Tourane and vicinity, VI.1927, J. & M.S. Clemens 3380 ( BM, K) . — Ha Tinh: Huong Son , 8.X.1998, Frank & N.T.Hiep 445 ( HN) . — Nghe An: Que Phong , 21.XII.2002, N.Q.Binh & D.D.Cuong VN 1045 ( HN) . — Quang Binh: Bien Trien village , VII.1930, Pételot 4676 (P); 12.V.1964, L.N.Hiep 5915 ( HN) . — Thua Thien-Hue: Phu Loc , 3.VIII.1979, Thai & Thuan 04 ( HN) . — Tonkin: Ouonbi , 2.XI.1885, Balansa 1148 (P). DISTRIBUTION. — China (Guangxi, Hainan and Hunan) and Vietnam ( Fig. 42 ). ECOLOGY OR HABITAT. — A rheophytic shrub growing on streambeds, on boulders and gravels, growing in swift-running water. CONSERVATION STATUS. — IUCN Global Status: Least Concern ( LC) ; IUCN Regional ( Indochina ) Status: Least Concern ( LC) . PHENOLOGY. — Flowering: June, July, August, November. Fruiting: May, August, October, November, December. VERNACULAR NAMES. — Vietnam: Tram choi (Quang Binh), Tram qua trang, Tram trait trang.

DESCRIPTION

Shrub to 1.5 m tall. Glabrous.

Figures

FIG. 42.— Distribution of Syzygium tonkinense (Gagnep.) Merr.& L.M.Perry (), Syzygium tsoongii (Merr.) Merr. & L.M.Perry (), Syzygium vestitum Merr. & L.M.Perry () and Syzygium zimmermannii (Warb. ex Craib) Merr. & L.M.Perry () in Indochina.