19 Dec Entandrophragma candollei
Scientific name: Entandrophragma candollei (Harms.).
Distribution and conservation status: widespread in moist semi-deciduous or evergreen forests, particularly in regions with an annual rainfall of about 1800 mm; VU due to over-exploitation.
Common names: White African Cedar (English), Asurin (Yoruba), Sapele (Edo).
Fruits/seeds: pendulous, cylindrical capsule, brown-purplish black, dehiscing from the apex and base with 5 woody valves, up to 20 seeded with seeds attached to the upper part of the central column.
Fruiting time: June.
Seed extraction method: remove seeds (not wing) from central column.
Type of seed: recalcitrant with epigeal germination.
Sowing method: direct sowing.
Sowing medium: forest top soil.
Germination period: 10-15 days but the germination rate can be low.
Germination percentage: 70-90% for fresh seeds.
Planting: full shade.
Growth and development: seedlings growth is quite slow, increasing only by 30 cm per year.
Notes: seed production is generally erratic with one good fruiting within three years. Though wind-dispersed, the seeds are easy to collect at the base of the mother tree, but are highly susceptible to insect attack. Examine carefully and discard any seeds with small holes.