Black Ironwood - Krugiodendron ferreum
Also called "Leadwood" for the dense wood that sinks in water, this species is the only member of its genus. It grows on hammocks along the Atlantic coast of southern Florida to the Keys as well as in central America and the West Indies. As much as 30 feet tall, but often a shrub, it has ridged bark and opposite, evergreen leaves. The leaf margins are wavy and the tips are often notched; they are shiny above. The fragrant small flowers are yellowish-green and borne in small clusters. They are composed of sepals only, lacking petals. The fruit is a rounded and black.