Ring-porous
Definition
A vessel arrangement in which the early-wood (spring) ring contains conspicuously large vessels and the late-wood contains small ones, creating a sharp visual boundary. Characteristic of oaks, ashes, and elms in temperate climates.
Related terms
- Diffuse-porous
- A vessel arrangement in which pores of broadly similar size are distributed throughout the growth ring without a distinct early-wood band of...
- Ray
- A ribbon of cells running radially (outward from the centre) through wood, carrying materials horizontally and storing starch. Ray width (in cell...
- Resin canal
- An intercellular space lined with secretory epithelial cells that produce resin. Present in many conifers and a small number of hardwoods. In...
- Tracheid
- The primary water-conducting and mechanical cell of softwoods (conifers). Elongated, pointed at both ends, and lacking a perforation plate: water passes through...
- Vessel (pore)
- A series of cells joined end to end with perforation plates dissolved away, forming a continuous water-conducting tube. Characteristic of hardwoods (angiosperms)....
Explained in
- Wood Anatomy and Microscopic IdentificationA vessel arrangement in which the early-wood (spring) ring contains conspicuously large vessels and the late-wood contains small ones, creating a sharp visual...