Dioec. to polygamous trees; fls in axillary cymes or racemes; ♂ with campanulate, 5-12-lobed per.; stamens 6-12, filaments biglandular at base, anthers opening by valves. ♀ and perfect fls with tubular per. elongating in fr., becoming 3-5-cleft; stamens all reduced to scales or some perfect. Carpels several, styles plumose; ovule solitary, erect. Perfect fls similar to ♀, but with outer series of stamens perfect; achenes included in enlarged per. Aromatic trees with opp. coriac. lvs. Genus of two spp., one in Chile and one in N.Z.