e-Flora of Thailand

Volume 7 > Part 4 > Year 2002 > Page 887 > Myrtaceae > Syzygium

59. Syzygium polyanthum (Wight) Walp.wfo-0000319226

Repert. 2; 180 1843, non Miq.; Merr. & L.M.Perry, J. Arnold Arbor. 19: 108. 1938; Mem. Amer. Acad. Arts 18: 155. 1939; Merr., Philipp. J. Sci. 79: 409. 1950; Backer & Bakh.f., Fl. Java 1: 339. 1963; P.H.Hô, Câyco Viêtnam 2: 56. 1992; Chantar. & J.Parn., Thai Forest Bull. (Bot.) 21: 95. 1994; Turner, Gard, Bull. Singapore 47: 380. 1995.— Eugenia polyantha Wight, Ill. Ind. Bot. 2: 17. 1841; Duthie in Hook.f., Fl. Brit. Ind. 2: 496. 1878; Koord. & Valeton in Meded. Lands Plantentuin 40: 88. 1900; King in J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 70: 103. 1901; Mater. Fl. Mal. Pen. 12: 103. 1901; Brand., Ind. Trees: 322. 1906; Ridl., Fl. Malay Penins. 1: 742. 1922; Craib in Fl. Siam, Enum. 1: 656. 1931; Corner, Ways. Trees 1: 501, plate 152, 153, fig. 168. 1940; M.R. Hend., Gard. Bull. Singapore 12: 211, fig.40a. 1949; Kochummen in Ng, Tree Fl. Mal. 3: 210. 1978.— Syzygium polyanthum (Wight) Masam., Enum. Phan. Born.: 537. 1942.


Accepted Name : This is currently accepted.



Synonyms & Citations :

Myrtus cymosa Blume, Bijdr.: 1086. 1826, non Spreng, nec Eugenia cymosa Lam.— Syzygium cymosum Korth., Ned. Kruidk. Arch. 1: 202. 1847, non DC.
Eugenia microbotrya Miq., Anal, Bot. Ind. 1: 27, t. 10. 1850.— Syzygium microbotryum (Miq.) Masam., Enum. Phan. Born.: 534. 1942.
Syzygium confusum Syzygium confusum
Eugenia pamatensis Miq., Anal. Bot. Ind., op. cit. 22, t. 4; Merr., op.cit. 432.
Syzygium micranthum Blume ex Miq., Anal. Bot. Ind., op.cit. 22.
Eugenia junghuhniana Miq., Fl. Ind. Bat. 1: 444. 1855.
Eugenia lucida Miq., Fl. Ind. Bat., l.c.
Eugenia resinosa Gagnep, in Lec., Notul. Syst. (Paris) 3: 331. 1918; in Fl. Gén. I.-C. 2: 820. 1920.
Eugenia cerasoides sensu Miq., Anal. Bot. Ind., op.cit. 27, non Roxb.
Eugenia balsamea sensu Ridl., Fl. Malay Penins. 1: 754. 1922, non Wight.


Description : Tree to 30 m. Twigs terete, the bark smooth sometimes flaky, whitish grey, grey, brown or reddish brown. Leaves with petiole 5.6–9.8 mm; lamina 6.5–13.2 by 2.2–5 cm, elliptic, oblong elliptic or lanceolate, base cuneate, apex acute or acuminate; midrib impressed on the upper surface, sometimes raised at base, secondary veins 7–10 pairs, intramarginal vein absent. Inflorescence up to 2–4.5 cm, axillary, usually 1–3 inflorescences in the axils of fallen leaves, paniculate; peduncle 2–10 mm, rachis and branches slender, striate; bracts 0.7 by 0.4 mm, triangular; bracteoles 0.5 by 0.3 mm, triangular. Flowers white or pale yellow, sessile. Hypanthial cup 1.9–2, 5 mm, funnel-shaped. Pseudostipe 1.5–2 mm. Sepals 4, 0.6–1.3 mm, triangular. Petals 4, 1.4–2.2 mm, free, orbicular, membranous, 30–60 gland dots per petal. Outer stamens 2.4–4.6 mm; anther 0.4–0.5 mm, oblong ovate. Style 1.4–2 mm. Ovary 2 locular, 8–19 ovules per locule. Fruits 4–7 mm diam., globose.


Thailand : NORTHERN: Chiang Mai; EASTERN: Chaiyaphum, Ubon Ratchathani (Kemmarat – type of Eugenia resinosa: Thorel s.n. -P); SOUTH-WESTERN: Kanchanaburi; SOUTH EASTERN: Chon Buri, Chanthaburi, Trat; PENINSULAR: Chumphon, Ranong, Surat Thani, Krabi, Nakhon Si Thammarat, Trang, Satun, Songkhla, Pattani, Yala, Narathiwat.


Distribution : Burma (type), Indochina, Vietnam, Malaysia, Java.


Ecology : Mixed deciduous forests, paddy fields, streams, evergreen and bamboo forests and scrub, 0–1,300 m alt.


Vernacular : Wa khimot (หว้าขี้มด)(Trat); daeng na (แดงนา)(Chumphon); mak (มัก)(Chumphon, Ranong); wa thung (หว้าทุ่ง)(Trang); sa-mu (ซามู)(Malay-Narathiwat); dok maeo (ดอกแมว, ดอกแม้ว), phae (แพ)(Peninsular).


CommonName : Salam.


Uses: Timber. Bark for tanning and dye. The bark is also used against diarrhoea and the leaves may be used as a spice in food.


Notes: Syzygium polyanthum differs from S. balsameum in its smaller leaves, less prominent veins and more ovules per locule.


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