root cap

noun

1. 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

1. A thimble-shaped mass of cells that covers and protects the root tip of plants.
2. Also called calyptra

Example Sentences

It is called the "root cap" and protects the tip from injury.

From Project Gutenberg

B, a young root seen in optical section, × 150. r, root cap. d, young epidermis. pb. ground. pl. young fibro-vascular bundle.

From Project Gutenberg

The root caps, or cas, does not appear to have any Teutonic correspondent, and may merit a philological investigation.

From Project Gutenberg