Cratoxylum arborescens

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Cratoxylum arborescens

Description

Tree, up to 45 m tall, evergreen, glabrous; bark scaly, reddish; young shoots with interpetiolar scar continuous. Leaves with petiole 5-10 mm, 5-16 by 2-6 cm, obovate-oblong to obovate-oblanceolate or elliptic (2-4 times longer than broad), apex acute to cuspidate, base cuneate to attenuate, usually coriaceous, not or scarcely glaucous or papillose beneath. Inflorescence a many-flowered terminal pyramidal panicle; pedicels l½-3 mm. Flowers homostylous. Sepals 3½-6 by 2-4½ mm. Petals deep red or very rarely orange or white, 4½-7 by 2½-5 mm; nectary scale up to 1 mm, often deeply laciniate. Stamen fascicles 4-5 mm, with stamens relatively congested, 30-40 per fascicle; anther gland absent? Staminod-ial fascicles (if well developed) greenish yellow, flattened, obovate, cucullate. Ovary 1½-2 mm long; styles 1½-3 mm. Capsule 7-9 by c. 4 mm, c. 1¾ times as long as sepals, cylindric, with columella half as long as capsule. Seeds 10-18 per loculus, c. 5 by 0.8 mm, narrowly oblong.

Distribution

Asia-Tropical: Borneo present; Malaya present; Sumatera (Sumatera present), Burma present, NE. Malaya absent, Tenasserim present
Burma (Tenasserim), in Malesia: Sumatra, Malaya (except NE. Malaya), Borneo. .

Notes

'Var. miquelii' is an extreme form with slender petioles and thin lanceolate-elliptic leaf-laminae, which is connected to the typical form by many intermediates.

Citation

BURK. 1935: Dict.: 678
HUNDLEY & Ko Ko 1961: List Trees etc. Burma, ed. 3: 19
Engl. 1925 – In: E. & P., Nat. Pfl. Fam., ed. 2, 21: 184
CHOISY 1824 – In: DC., Prod. 1: 543
KURZ 1874 – In: J. As. Soc. Beng.: 83
King 1890 – In: J. As. Soc. Beng.: 146
Ridl. 1922 – In: Fl. Mal. Pen.: 153
Blume 1940: Wayside Trees Mal.: 325
HEND. 1928 – In: Gard. Bull. S. S.: 223
FOXW. 1927: p. 138. – In: Mal. For. Rec.: tt.
GOGELEIN 1967 – In: Blumea: 471
MEIJER 1967 – In: Bot. Newsbull. For. Dept. Sandakan: 64
Corner 1939 – In: Gard. Bull. S. S.: 22, 31, 34
KURZ 1877 – In: Fl. Burma: 85
DYER 1874 – In: Fl. Br. Ind.: 258
GAGNEP. 1909 – In: Not. Syst.: 21