Cinnamomum corneri Kosterm.

4. Cinnamomum corneri Kosterm. View in CoL — Map 2 View Map 2

Cinnamomum corneri Kosterm. (1970b) View in CoL 36; J.A.R. Anderson (1980) 223; Beaman et al. (2001) 398. — Type: Carson SAN 28012 (holo SING; iso BO, K, KEP, PNH, SAN, SAR ), Sabah, Ranau district.

Small tree to 6 m tall, to 12 cm diam. Bark smooth, whitish brown to dark greyish brown; inner bark reddish to light brown; sapwood whitish or yellowish. Twigs terete, 2 – 3 mm diam, apically subangular, glabrous, drying blackish, discolorous to leaf blade. Terminal buds not perulate, conical, c. 2 mm long, densely covered with straight appressed hairs. Leaves opposite or subopposite, drying pale yellowish brown, trinerved or triplinerved, thinly coriaceous, glabrous below; blade not bullate, without domatia, ovate to lanceolate, 8 –16 by 3.5– 6 cm, base cuneate, apex acute with blunt tip; midrib raised on both sides, to 1 mm broad; lateral veins raised on both sides, extending to the tip of blade; major intercostal veins raised, slender, subscalariform, 2 –4 mm apart, less prominent than midrib; minor intercostal veins distinctly raised, reticulate; petiole slender, flat above, glabrous, 0.7–1.5 cm long, c. 1 mm diam, drying blackish, discolorous to leaves blade. Inflorescences axillary, and/or subterminal, stout, paniculate-cymose with second or third order branching, 5.5–19 cm long; rachis c. 1 mm broad, appressed hairy. Flowers drying greyish appressed hairy; pedicels slen- der, 3– 4 mm long; hypanthium 1–1.5 mm high; perianth lobes elliptic, 2 –2.5 mm long, appressed hairy on both sides; fertile stamens 1.5 –2 mm long, anthers ovoid with truncate or obtuse tip, anthers 2- or 4-locular, filaments 1/3–1/2 the length of the stamen; glands sessile on each side at the middle of filaments; staminodes 1–1.5 mm long, sagittate; ovary oblong, 1–1.5 mm long, stigma trilobed. Fruits ellipsoid, c. 1 by 0.5 cm; cupule funnel-shaped, c. 5 mm high, 5– 6 mm diam, rim entire, not undulating, appressed hairy; perianth lobes caducous; pedicel stout, obconical, c. 4 mm long, apex c. 3 mm diam, tapering gradually to the base c. 1 mm diam.

Distribution — Endemic to Borneo: known only in Sabah (Ranau district).

Habitat & Ecology — In primary mixed dipterocarp and lower montane forest at altitudes of 1200 –1700 m.

Vernacular name — Kayu manis (Malay).

Note — Cinnamomum corneri resembles C. pendulum but differs in having a cupule that is deeply funnel-shaped with a smooth rim (vs shallow cup-shaped and rim undulating). Specimen S 22108 View Materials which was cited by Kostermans (1970b) as C. corneri belongs to C. pendulum .