Collenchyma is a specialized plant tissue with thickened primary cell walls. It combines high strength in tension with the ability to grow in length.
Keywords: cell wall; tissue tension; cellulose; pectin
Collenchyma
Michael C Jarvis, Glasgow University, Glasgow, UK
Published online: April 2001
DOI: 10.1038/npg.els.0002084
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Figure 1. Location and types of collenchyma. (a) Peripheral location in celery petiole; central location in Mimosa pulvinus. (b) Cell-wall thickenings on tangential walls only (lamellar collenchyma); at cell corners (angular collenchyma) and bordering intercellular spaces (lacunar collenchyma).
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| References | |
| Engels FM and Jung HG (1998) Alfalfa stem tissues: cell-wall development and lignification. Annals of Botany 82: 561–568. | |
| book Esau K (1965) Plant Anatomy, 2nd edn. New York: John Wiley. | |
| Fenwick KM, Jarvis MC and Apperley DC (1997) Estimation of polymer rigidity in cell walls of growing and nongrowing celery collenchyma by solid-state nuclear magnetic resonance in vivo. Plant Physiology 115: 587–592. | |
| Jones L, Seymour GB and Knox JP (1997) Localization of pectic galactan in tomato cell walls using a monoclonal antibody specific to (1-4)-beta-d-galactan. Plant Physiology 113: 1405–1412. | |
| Moysset L and Simon E (1991) Secondary pulvinus of Robinia pseudoacacia(Leguminosae) – structural and ultrastructural features. American Journal of Botany 78: 1467–1486. | |
| Pilet PE and Roland JC (1974) Growth and extensibility of collenchyma cells. Plant Science Letters 2: 203–207. | |
| Vian B, Roland JC and Reis D (1993) Primary cell wall texture and its relation to surface expansion. International Journal of Plant Science 154: 1–9. | |
| Further Reading | |
| book Metcalfe CR (1979) "Some basic types of cells and tissues". In: Metcalfe CR and Chalk L (eds) Anatomy of the Dicotyledons, vol. 1, pp. 54–56. Oxford: Clarendon Press | |
