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Poinsettia plants are a traditional part of our holiday decorations. The plant is native to Mexico where it grows, out of doors, as a common awkward looking shrub1. The colorful petal-like leaves are not actually the flowers but are really bracts.
The botanical name for the plant is “Euphorbia pulcherrima” and “pulcherrima” means “very beautiful.” The original poinsettia was bright scarlet2, but now pink, white, bi-colored and even yellow ones are available.
In cold climates they are grown in greenhouses and used only as houseplants, and the luxuriant hot house specimens3 have become a lot more sophisticated than their country cousins. It is possible, though a lot of trouble, to get a potted poinsettia to perform its colorful display in subsequent years. They need six to eight weeks where they have 15-hour nights of darkness before reblooming. This means putting them in and out of a closet or other dark spot.
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1 shrub | |
n.灌木,灌木丛 | |
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2 scarlet | |
n.深红色,绯红色,红衣;adj.绯红色的 | |
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3 specimens | |
n.样品( specimen的名词复数 );范例;(化验的)抽样;某种类型的人 | |
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4 glamorous | |
adj.富有魅力的;美丽动人的;令人向往的 | |
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5 botanist | |
n.植物学家 | |
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