1. Collenchyma tissue is composed of elongated cells with irregularly thickened leaves.2. Parts of the strings in celery are collenchyma . 3. Collenchyma tissue makes up things such as the resilient strands in stalks of celery.4. The pulvinus is a motor structure consisting of a rod of sclerenchyma surrounded by collenchyma . 5. Collenchyma cells are typically quite elongated, and may divide transversely to give a septate appearance.6. Collenchyma is Greek word where " Collen " means gum and " chyma " means infusion.7. The outer cortical cells often acquire irregularly thickened cell walls, and are called collenchyma cells. 8. Stretchable support ( without elastic snap-back ) is a good way to describe what collenchyma does. 9. Collenchyma cells are usually living, and have only a thick primary cell wall made up of cellulose and pectin.10. Both are embedded in a dense parenchyma tissue, called the sheath, which usually includes some structural collenchyma tissue.
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