In angiosperms reaction wood is called tension wood.

Tension Woods College offers a course Generations in Jazz Academy.

It is particularly abundant in compression wood but scarce in tension wood, which are types of reaction wood.

Tension wood forms on the side of the affected part of the plant, pulling it towards the affecting force (upwards, in the case of a branch).

This type wood is known as "tension wood" and helped provide the tree with an unbelievable high density: .88 specific gravity, roughly 50% heavier than surrounding oaks.

The Sisters of St. Joseph, founded by Fr Julian Tension Woods, established their first school at Lochinvar in 1883.