Pi-na'se-e. L. Pin-us -f- aceae, fr. Celtic pin, pyn, a mountain, rock - i. e., habitat of some species. Trees, evergreen shrubs. Distinguished by abounding in oleoresinous juice, leaves needle-shaped, entire, parallel-veined; flowers monoecious - staminate in catkins, without calyx or corolla - pistillate in cones; ovules naked, 2 or more on upper surface of each scape (carpel); fruit woody cone; seeds naked, cotyledons 2 or many, wood without ducts, with discoid markings; temperate climates; stimulant, diuretic, emmenagogue, anthelmintic, expectorant, timber.
Genera: 1. Pinus. 2. Juniperus.