Cinnamomum sintoc Blume, Bijdr. (1826)
Latin for 'sintok', the local Sundanese name of this species.
Cinnamomum cinereum Gamble
Cinnamomum calophyllum Reinw. ex C.Nees
Cinnamomum camphoratum Blume
Mid-canopy tree up to 40 m tall and 90 cm dbh. Stipules absent. Leaves
(sub)-opposite, simple, tripli-veined, glabrous, rather tough leaves. Flowers
ca. 4 mm diameter, white-yellow, placed in panicles. Fruits ca. 19 mm long,
fleshy drupes placed on swollen flower base.
Tree to 40 m tall, to 90 cm diameter. Bark smooth, light brown; inner bark reddish brown, strongly
smelling of nutmeg. Twigs stout, terete, 1.5-2.5 mm diameter, glabrous, drying blackish. Terminal buds
not perulate, conical, c. 2 mm long, glabrous. Leaves opposite or subopposite, drying brownish,
triplinerved, thickly coriaceous, glabrous below; blade not bullate, without domatia, elliptic to
ovate-elliptic, (8-)9-13(-20) by 3-5(-8) cm, base cuneate, apex acute; midrib raised on both surfaces,
to 1 mm broad; lateral veins raised on both surfaces, extending to 1/2-2/3 the length of leaf blade;
major intercostal veins subscalariform-reticulate, faint, 3-5 mm apart, less prominent than midrib; minor
intercostal veins faint, reticulate; petiole slender, drying blackish, discolorous to blade, 1-1.5 cm
long, 1-1.5 mm diameter, channelled above. Inflorescences axillary and/or subterminal, stout, paniculate-
cymose with first to second order branching, 5-8 cm long; rachis c. 1 mm broad, hairy. Flower densely
hairy; pedicel c. 2 mm long; hypanthium c. 1.5 mm high, distinct; perianth lobes elliptic, c. 2 mm long,
hairy on both sides; fertile stamens c. 2 mm long, anthers 4-locular, ovoid with truncate tip, filaments
c. 2/3 the length of stamen; glands sessile on each side at the middle or lower half of filaments;
staminodes c. 1 mm long, sagittate; ovary ellipsoid, c. 1 mm long, stigma peltate. Infructescence 10-20
cm long; rachis 1-1.5 mm broad, sparsely hairy. Fruits ellipsoid or obovoid, c. 10 by 8 mm; cupule cup-
shaped, deep, c. 6 mm high, c. 8 mm diameter, rim entire, not undulating, glabrous; perianth lobes
caducous; pedicel terete, c. 2 mm long, c. 1.5 mm diameter, ridged horizontally. [from Wild Cinnamon of
In undisturbed mixed dipterocarp and sub-montane forests up to 1700 m
altitude. Mostly on hillsides and ridges with sandy soils.
The bark is used medicinally as a treatment against diarrhea and other
intestinal complaints, and as an disinfectant on wounds (powder).
Peninsular Thailand, Peninsular Malaysia, Sumatra, Java, Lesser Sunda Islands, Borneo.
Borneo: Sintuk madu.