hybrid tuberous begonia(n = noun.plant) begonia tuberhybrida - any of numerous hybrid begonias having tuberous roots and variously colored flowers;
is a kind of tuberous begonia

angel-wing begonia, beefsteak begonia, begonia, begonia cheimantha, begonia cocchinea, begonia dregei, begonia erythrophylla, begonia family, begonia feastii, begonia heracleifolia, begonia rex, begonia semperflorens, begonia socotrana, begonia tuberhybrida, blooming-fool begonia, christmas begonia, fibrous-rooted begonia, genus begonia, grape-leaf begonia, hybrid, hybrid petunia, kidney begonia, king begonia, maple-leaf begonia, painted-leaf begonia, rex begonia, rhizomatous begonia, socotra begonia, star begonia, star-leaf begonia, tuberous, tuberous begonia, tuberous plant, tuberous vetch, watermelon begonia, wax begonia