Sclerenchymatous

In Fagus silvatica, Quercus Suber, &c., the first sclerenchymatous ring soon acquires projections directed towards the larger medullary rays.

Source: wiktionary

The cortex consists of two distinct layers (c and c'); the outer layer becomes more sclerenchymatous towards the periphery.

Source: wiktionary

Details of the reverse of a zoarium; sclerenchymatous crust removed by weathering which exposed two series of narrow ridges (the fewer higher and the more numerous lower ones between them); large circular accessory pores stand out in form of molds; originally they penetrated the sclerenchymatous crust, now removed by erosion.

Source: wiktionary

It also restored stem anomalies like reduced trichome turgidity and density, deformation in collenchymatous and sclerenchymatous cells induced by As stress.

Source: wiktionary