Erythroxylum mannii

(Erythroxylum mannii)



Deciduous medium-sized tree up to 25(–30) m tall;bole branchless for up to 15(–18) m,straight and cylindrical,up to 100(–140) cm in diameter,sometimes slightly fluted at base;bark surface fissured and scaly,greyish,inner bark soft,fibrous,with a pinkish layer outside and a yellowish white layer inside,quickly turning brown upon exposure;crown open and flattened,with few spreading main branches;twigs flattened,with lenticels.Leaves alternate,simple and entire,reddish when very young;stipules fused at base,triangular,c.1 mm long,persistent;petiole 0.5–1 cm long;blade obovate to elliptical,3–12 cm × 1.5–4.5 cm,base cuneate,apex rounded or slightly notched,papery,glabrous,pinnately veined with up to 20 pairs of lateral veins,often with a faint vein-like line at each side of the midrib.Inflorescence an axillary fascicle,5–8-flowered.Flowers bisexual,regular,5-merous,white;pedicel slender,0.5–1 cm long;sepals fused at base,triangular,1–2 mm × 1 mm;petals free,oblong,up to 5 mm long,shortly clawed at base and with nectar-producing appendage at base inside;stamens 10,fused at base,3–5 mm long;ovary superior,obovoid,c.1.5 mm long,3-celled,styles 3,fused for more than half their length,stigmas head-shaped.Fruit an oblong to ovoid drupe c.1 cm long,red when ripe,stone 3-celled but only 1-seeded.Seedling with epigeal germination;hypocotyl 3–3.5 cm long,epicotyl 6–7 mm long,glabrous;cotyledons leafy,narrowly oblong,c.2 cm long;first leaves opposite.

Taxonomic tree:

Kingdom: Plantae
Class: Magnoliopsida
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