| leucadendron | (n) large genus of evergreen trees and shrubs having silvery white leaves and solitary terminal flowers with conspicuous silvery bracts, Syn. genus Leucadendron |
| leucaena | (n) small genus of tropical evergreen trees or shrubs having pods like those of the acacia, Syn. genus Leucaena |
| leucanthemum | (n) comprises plants often included in the genus Chrysanthemum, Syn. genus Leucanthemum |
| blackfoot daisy | (n) bushy subshrub having flower heads that resemble asters with broad white rays; found in desert areas of Arizona east to Kansas and south to Mexico, Syn. Melampodium leucanthum |
| bull shark | (n) a most common shark in temperate and tropical coastal waters worldwide; heavy-bodied and dangerous, Syn. Carcharhinus leucas, cub shark |
| curly-heads | (n) shrubby clematis of the eastern United States having curly foliage, Syn. Clematis ochreleuca |
| giant panda | (n) large black-and-white herbivorous mammal of bamboo forests of China and Tibet; in some classifications considered a member of the bear family or of a separate family Ailuropodidae, Syn. Ailuropoda melanoleuca, coon bear, panda, panda bear |
| golden shiner | (n) shiner of eastern North America having golden glints; sometimes also called `bream', Syn. Notemigonus crysoleucas |
| greater yellowlegs | (n) a variety of yellowlegs, Syn. Tringa melanoleuca |
| lead tree | (n) low scrubby tree of tropical and subtropical North America having white flowers tinged with yellow resembling mimosa and long flattened pods, Syn. Leucaena glauca, Leucaena leucocephala, white popinac |
| leukemia | (n) malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer, Syn. leucaemia, cancer of the blood, leukaemia |
| oxeye daisy | (n) similar to oxeye daisy, Syn. Leucanthemum maximum, Chrysanthemum maximum |
| oxeye daisy | (n) tall leafy-stemmed Eurasian perennial with white flowers; widely naturalized; often placed in genus Chrysanthemum, Syn. white daisy, Leucanthemum vulgare, marguerite, moon daisy, Chrysanthemum leucanthemum, ox-eyed daisy |
| pyrenees daisy | (n) perennial of Portugal similar to the oxeye daisy, Syn. Leucanthemum lacustre, Chrysanthemum lacustre |
| shasta daisy | (n) hybrid garden flower derived from Chrysanthemum maximum and Chrysanthemum lacustre having large white flower heads resembling oxeye daisies; often placed in the genus Chrysanthemum, Syn. Leucanthemum superbum, Chrysanthemum maximum maximum |
| silver tree | (n) small South African tree with long silvery silky foliage, Syn. Leucadendron argenteum |
| white whale | (n) small northern whale that is white when adult, Syn. beluga, Delphinapterus leucas |
