玉兰属植物特异特征的新发现  

New Discoveries in Specific Characteristics of Yulania Spach

作　　者：赵东欣[1] 孙军 赵东武 

机构地区：[1]河南工业大学化学化工学院,河南郑州450001 [2]郑州市园林规划设计院,河南郑州450006 [3]河南省南召县林业局,河南南召474650

出　　处：《安徽农业科学》2008年第16期6737-6739,共3页Journal of Anhui Agricultural Sciences

基　　金：河南工业大学校博士基金(2006BS015)

摘　　要：报道了玉兰属植物特异特征的研究历史和新的发现,如拟花蕾顶生、腋生和簇生,有时呈总状聚伞花序;1种植物具有2-4种花型;单花具2枚佛焰苞状托叶或无;花被片皱褶、边缘浅裂、深裂或重叠等。这些特异特征的发现,对进一步深入开展该属分类系统、形态变异、花序进化及亲缘关系、良种选育等多学科理论研究,具有重要学术价值和生产实践意义。The research history and new discoveries in specific characteristics of Yulania Spaeh were reported. For example, the similar flower buds were temtinal, axillary and fascicled, sometimes were cymo-botryose;one plant had 2- 4 flower types; one flower had 2 spathe stiptdes or not; the tepals were crisped and its edge was undulated, partite or superposed, etc. These discoveries had significant value for researches of the classification system, morpho- logical variation, inflorescence evolution, relationship and selective breeding of Yulania Spach.

关 键 词：玉兰属 特异特征 新发现 

分 类 号：S685.15[农业科学—观赏园艺]