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perennial
perennial any plant that under natural conditions lives for several to many growing seasons, as contrasted to an annual or a biennial. Botanically, the term perennial applies to both woody and herbaceous plants (see stem ) and thus includes numerous members of the kingdom. In horticulture,... Read more |
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candytuft
candytuft any plant of the genus Iberis of the family Cruciferae ( mustard family), low-growing plants of the Old World. A number of half-hardy annuals and evergreen perennials are cultivated—chiefly in borders and rock gardens—for the flat-topped or elongated clusters of flowers of... Read more |
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watercress
watercress hardy perennial European herb ( Nasturtium officinale ) of the family Cruciferae ( mustard family), widely naturalized in North America, found in or around water. Often cultivated commercially for the small, pungent leaflets, it is used as a peppery salad green or garnish. Other plants... Read more |
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burnet
burnet hardy perennial herb of the family Rosaceae ( rose ) found in temperate regions, usually with white or greenish flowers. The European species are sometimes cultivated for the leaves, which are used in salads, for flavoring, and formerly as a poultice to stop bleeding—hence the... Read more |
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rosemary
rosemary [ultimately from Lat.,=dew of the sea], widely cultivated evergreen and shrubby perennial ( Rosmarinus officinalis ) of the family Labiatae ( mint family), fairly hardy and native to the Mediterranean region. It has small light-blue flowers. The aromatic leaves, whitish beneath, are used... Read more |
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aconite
aconite , monkshood, or wolfsbane, any of several species of the genus Aconitum of the family Ranunculaceae ( buttercup family), hardy perennial plants of the north temperate zone, growing wild or cultivated for ornamental or medicinal purposes. They contain violent poisons that were... Read more |
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annual
annual plant that germinates from seed, blossoms, produces seed, and dies within one year. Annuals propagate themselves by seed only, unlike many biennials and perennials. They are thus especially suited to environments that have a short growing season. Cultivated annuals are usually considered to... Read more |
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American ginseng
Ginseng, American Description American ginseng, scientific name Panax quinquefolius, is a close relative of Korean ginseng (Panax ginseng ), and belongs to the Araliaceae family, which is the same as Siberian ginseng (Eleutherococcus senticosus ). It is a perennial herb, distinguished by its... Read more |
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sweet potato
sweet potato trailing perennial plant ( Ipomoea batatas ) of the family Convolvulaceae ( morning glory family), native to the New World tropics. Cultivated from ancient times by the Aztecs for its edible tubers, it was introduced into Europe in the 16th cent. and later spread to Asia. It is now... Read more |
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Water lilies
water lily common name for some members of the Nymphaeaceae, a family of freshwater perennial herbs found in most parts of the world and often characterized by large shield-shaped leaves and showy, fragrant blossoms of various colors. Among the plants of the family are the water lilies, lotuses,... Read more |
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