苦槛蓝属 ku jian lan shu

Polycoelium A. Candolle.

Shrubs, evergreen, slightly resinous, glandular papillate, glabrous. Leaves alternate, petiolate. Flowers axillary, solitary or in fascicles, pedicellate. Sepals 5, small, distinct, imbricate. Corolla regular to slightly zygomorphic. Stamens exserted. Fruit slightly fleshy at maturity but soon drying and exocarp separating from endocarp; exocarp papery; endocarp 2-zoned, outer zone light and spongy, inner zone 5-10-rayed star-shaped, hard, woody, and with a locule at base of each ray. Seed 1 per locule.

One species: restricted to coastal areas of SE China, S Japan, and N Vietnam.

Lower Taxon

• Pentacoelium bontioides Siebold & Zuccarini