Syzygium syzygioides (Miq.) Merr. & L.M.Perry - MYRTACEAE

Basionym : Jambosa syzyioides Miq.

Synonym : Calyptranthus caryophylifolia Blume
Syzygium nelitricarpium Teijsm. & Binnend.
Syzygium syzygioides (Miq.) Amsh.
Eugenia syzygioides (Miq.) M.R.Hend.

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Botanical descriptions Habitat and ecology Distribution

Botanical descriptions :

Diagnostic characters : Young leaves reddish-cream, on reddish and flaky twigs, with inflorescence rachis compressed, fruit with conspicuous reddish calyx rim.
Habit : Evergreen tree up to 30 m high, branches ascending to the main trunk.
Trunk & bark : Trunk slightly fluted at base or with short buttresses. Bark smooth to fissured or flaky, reddish brown or greyish brown, inner bark pinkish to purplish. Wood yellow brown to cream. .
Branches and branchlets or twigs : Twigs terete, glabrous, reddish when young, light brown in mature.
Exudates : Exudate absent.
Leaves : Leaves simple, opposite, decussate, 4.5-8.7 cm by 2-3.8 cm, ovate or elliptic-oblong, apex acuminate to caudate, base acute, margin entire, blade leathery, glabrous on both sides, young leaves reddish-cream, finely puberulent.
Midrib canaliculated above, primary vein single, pinnate, secondary veins oblique to the midrib, closely parallel, tertiary veins admedial, single intramarginal vein. Petiole caniculated and glabrous.
Stipules absent.
Inflorescences or flowers : Flowers white, sessile grouped in lateral and terminal inflorescence with conspicuous reddish calyx rim, axis more or less compressed.
Fruits : Fruit is a berry, globular or depressed globular, 0.7-0.8 by 0.8 – 1.2 cm in diameter, smooth, with conspicuous calyx rim.

Habitat and ecology :

In evergreen, mixed and secondary forest near streamsides in lowlands, from 500 m in altitude. Flowering in February.

Distribution :

Burma (Myanmar), Cambodia, India (Assam, Andamans Is.), Malesia, Thailand (North-Eastern, Eastern, South-Western and Peninsular), Vietnam, and Laos (Khammouane province).

Remark/notes/uses :
Timber is used.

Specimens studied :
BT 867 (Herbarium of Faculty of Sciences-NUoL, NHN-Leiden and CIRAD-Montpellier).

Literature :
Flora of Java. 1963. Spermatophytes. Vol. 1. The Netherlands.
Tree Flora of Malaya. 1978. A manual for Foresters, Vol. 3. Forest Department, West Malaysia. Multiprint Services.
Chantaranothai P. and Parnell J. 1994. A revision of Acmena, Cleistocalyx, Eugenia s.s and Syzygium (Myrtaceae) in Thailand. Thai Forest Bulletin (Botany) 21: 1-123.
John Parnell & Pranom Chantaranothai. 2002. Flora of Thailand. Vol. 7, part 4.The Forest Herbarium, Royal Forest Department, Bangkok, Thailand.

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