rootcap

rootcap

(ˈruːtˌkæp) n (Botany) a hollow cone of loosely arranged cells that covers the growing tip of a root and protects it during its passage through the soil

root•cap

(ˈrutˌkæp, ˈrʊt-)

n. the loose mass of cells that covers and protects the tip of most roots. [1875–80]