Tropæolum, n. From a Greek word meaning “a turning,” hence, a turning of the enemy, a defeat; finally, the sign of a defeat, a trophy; the name of a plant, so called because of the shield-shaped leaves, many shields together suggesting trophies taken from the enemy.
Tube cells, n. The cells that build up the tubes of plants.
Tuber, n. L. tuber, a bump, swelling; a thickened portion of an underground stem. The potato is a tuber; it stores up starch for the use of the growing plant.
Tubular corolla, n. A tube-shaped corolla. The red honeysuckle has a tubular corolla.
Tunic, n. L. tunica, a tunic; the name of a garment worn by the Romans; a loose flowing robe; hence, any garment; a name given to the scaly coverings of bulbs like the onion and hyacinth.
Tunicated, a. Having a tunic.
U.
Underground stems, n. Stems that grow beneath the surface of the earth and look more or less like roots. They can always be distinguished from roots by the presence of nodes.
V.
Variegated, a. L. varius, various, agere, to make; marked with different colors.