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cassava

(Encyclopedia) cassavacassavakəsäˈvə [key] or manioccassavamănˈēŏk [key], name for many species of the genus Manihot of the family Euphorbiaceae (spurge family). The roots, which resemble sweet…

screwpine

(Encyclopedia) screwpine, any plant of the genus Pandanus, tropical shrubs or trees characterized by aerial prop roots, ranging throughout the Old World tropics, especially in the Pacific. The…

umkokola

(Encyclopedia) umkokola, small, thorny S and E African tree (Dovyalis caffra, also called kei-apple), widely cultivated in its native area for the round or oval bright yellow fruits. Their juicy pulp…

arum

(Encyclopedia) CE5 Jack-in-the-pulpit, Arisaema triphyllum, a member of the arum family arum, common name for the Araceae, a plant family mainly composed of species of herbaceous terrestrial and…

evergreen

(Encyclopedia) evergreen, term commonly used as synonymous with conifer and applied also to all those broad-leaved plants that bear green leaves throughout the year. Of the latter, most are plants of…

canna

(Encyclopedia) canna [Lat.,=cane], any plant of the genus Canna, tropical and subtropical perennials, grown in temperate regions in parks and gardens for the large foliage and spikelike, usually red…

Theiler, Max

(Encyclopedia) Theiler, MaxTheiler, Maxmäks tīlˈər [key], 1899–1972, South African–American research physician, b. Pretoria, educated at the Univ. of Cape Town, St. Thomas's Hospital (London), and…

Britton, Nathaniel Lord

(Encyclopedia) Britton, Nathaniel Lord, 1859–1934, American botanist, grad. Columbia School of Mines, 1879. He taught geology and botany at Columbia, 1879–96. He was the New York Botanical Garden's…

banana

(Encyclopedia) banana, name for several species of the genus Musa and for the fruits these produce. The banana plant—one of the largest herbaceous plants—is native to tropical Asia but now cultivated…

Job's-tears

(Encyclopedia) Job's-tears, tall tropical plant of the family Poaceae (grass family), Coix lacrymajobi, native to E Asia and Malaya but elsewhere cultivated in gardens as an annual and naturalized in…