Polygonaceae(蓼科)是双子叶植物纲中的一个科,包含约50属1200种植物,广泛分布于全球温带和热带地区。该科植物形态多样,既有
蓼科(Polygonaceae)蓼科(Polygonaceae) 蓼科(Polygonaceae),双子叶植物,40属,800种,主产北温带,少数在热带,中国连引入的有13属,约228种。 草本,有时亚灌木或稍木质藤本,茎常于节部膨大;叶互生,单叶,全缘;托叶通常膜质,鞘状或叶状,包茎或贯茎;花通常两性,有时单性异株,排成种种的花序;花被2轮排列,裂片3...
生物分類:蓼科 Polygonaceae>春蓼屬 ▲台北植物園 20191108 香辣蓼的花序 主要特徵 蓼科春蓼屬草本多年生植物。香料植物。靠近時有獨特的香味。 莖光滑,常紅褐色,單葉互生,葉長橢圓形、披針形,端部尖,基部楔形漸狹,全緣葉,葉暗綠色,基部處常有勃艮第紅色塊斑或栗色斑點,葉兩面無毛,具腺點,羽狀脈,葉脈明顯,托葉鞘...
“Polygonaceae.”Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Polygonaceae. Accessed 27 Mar. 2025. Copy Citation Share Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search...
Noun1.Polygonaceae- a family of plants of order Polygonales chiefly of the north temperate zone; includes the buckwheats buckwheat family,family Polygonaceae dicot family,magnoliopsid family- family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germ...
药用植物分类被子植物蓼科Polygonaceae约50属,1150种,世界性分布,但主产于北温带,少数分布于热带,我国有13属,235种,37变种,产于全国各地。药用大黄Rheumofficinale高大草本,高1.5-2米。叶片顶端急尖,基部近心形,掌状浅裂,基出脉5-7条,叶上面光滑无毛;叶柄与叶片等长或稍短;大型圆锥花序;花被片6;雄蕊9。果实长...
polyglycerol, polyglycine, polyglycol, polygnathus, polygon, Polygonaceae, polygonaceous, polygonal, polygonalconnection, polygonality, 英汉-汉英词典 蓼近义、反义、联想词 词n. dicot family, magnoliopsid family 想词 genus类,种;genera种;subfamily亚;taxa分类;taxon分类单元;clade分化枝;taxonomic分类学...
The Polygonaceae are distinctive in having simple, spiral leaves, with or without a stipular ocrea, an inflorescence of fasciculate units, small actinomorphic flowers usually with 3+3 or 5 (quincuncial) connate tepals, a 3 [2,4] carpellate ovary with a single, basal, mostly orthotropous...
科拉丁名:Polygonaceae 描述:Polygonaceae 蓼科,双子叶植物,40属,800种,主产北温带,我国连引入的有14属,约228种,全国均有分布,其中有些供食用,如荞麦,有些入药,有些供观赏用。草本,有时亚灌木或稍木质藤本,茎常于节部膨大;叶互生,单叶,全缘;托叶通常膜质,鞘状或叶状,包茎或贯茎;花通常两性,有时单性异株...
蓼科(Polygonaceae)解析.doc,蓼科(Polygonaceae) 蓼科(Polygonaceae),双子叶植物,40属,800种,主产北温带,少数在热带,中国连引入的有13属,约228种。 草本,有时亚灌木或稍木质藤本,茎常于节部膨大;叶互生,单叶,全缘;托叶通常膜质,鞘状或叶状,包茎或贯茎;