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It was known by the common name "poinsettia" as early as 1836, [8] derived from Joel Roberts Poinsett, a botanist and the first US Minister to Mexico. [9] Possibly as early as 1826, Poinsett began sending poinsettias from Mexico back to his greenhouses in South Carolina. [10] Prior to poinsettia, it was known as "Mexican flame flower" or ...
The cyathia or false flowers, are located in clusters at the head of the stalk and are yellowish green. They have no petals, the red color being part of the young leaves' coloration. The fruits are small, segmented capsules. When the fruits are mature, they explode and shoot the seeds some distance from the parent plant allowing the plant to ...
Poinsettia is a subgenus deriving from the genus Euphorbia, and is endemic to North America. It contains around 24 species , most famously E. pulcherrima , the poinsettia which grows wild in the mountains on the Pacific slope of Mexico .
Detail of poinsettia flowers and immature fruits An old Euphorbia hybrid Euphorbia obesa. Several spurges are grown as garden plants, among them poinsettia (E. pulcherrima) and the succulent E. trigona. E. pekinensis (Chinese: 大戟; pinyin: dàjǐ) is used in traditional Chinese medicine, where it is regarded as one of the 50 fundamental herbs.
Euphorbia cyathophora, known by various names including painted spurge, dwarf poinsettia, [2] fire-on-the-mountain, paintedleaf, [2] and wild poinsettia. [3] Native to subtropical and tropical North and South America, it is widely naturalized elsewhere. [2] They belong to the Cyathium type of inflorescence. Here, the inflorescence axis is ...
Poinsettia bracts are leaves which have evolved red pigmentation in order to attract insects and birds to the central flowers, an adaptive function normally served by petals (which are themselves leaves highly modified by evolution). In the course of evolution, leaves have adapted to different environments in the following ways: [citation needed]
Jake Mintz and Jordan Shusterman discuss where the top remaining free agents might wind up with time running out, the Orioles signing Charlie Morton, Korean free agent Hyeseong Kim joining the ...
The labellum is the middle petal, is larger in size than the two lateral petals, and its shape is extremely variable: it often has three lobes, or unusual shapes, and with fleshy bumps or ridges or a basal spur, and often with a different coloration pattern than the lateral petals.