Pinaceae

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Pinaceae

Pinaceae (/pɪˈneɪ.siː/), also known as the pine family, is a family of coniferous trees and shrubs, including many of the well-known conifers of commercial importance such as cedars, firs, hemlocks, larches, pines and spruces.

Etymology

The name Pinaceae is derived from the genus Pinus, which is the Latin name for the pine tree.

Description

Members of the Pinaceae family are trees or shrubs, mostly evergreen, with resinous wood. The leaves are simple, spirally arranged, needle-like or scale-like, and often sheathed at the base in early leaf development. The plants are mostly monoecious with both male and female cones on the same plant. The female cones are large and usually woody, with numerous spirally arranged scales, and two winged seeds on each scale. The male cones are small and herbaceous, shedding pollen in the spring.

Genera

The Pinaceae family includes the following genera:

Related Terms

  • Conifer: A type of tree that produces cones and has needle-like or scale-like leaves. Conifers are mostly evergreen and include pines, firs, and spruces.
  • Evergreen: A plant that retains green leaves throughout the year.
  • Monoecious: A term used to describe plants that have both male and female reproductive organs on the same individual.
  • Resin: A sticky substance produced by some trees, especially pines, when they are wounded.

External links

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