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火桐属

http://baicailin.com/ 发布:2010-02-11 来源:鲜花网 作者:花卉常识
  种属分布:约8种,分布于热带亚洲和非洲,我国有3种,产云南.广西和广东。
  形态特征:落叶乔木;叶全缘.浅裂或深裂,具掌状脉,有长柄;花在出叶前开放。排成总状花序.圆锥花序或聚伞状圆锥花序;萼橙红色或金黄色,漏斗状或圆筒状,少为近钟状,两面均有毛,顶端5齿裂;花瓣缺;雄花的花药10-20个聚集在雌雄蕊柄的顶端成头状,包围着退化雌蕊;雌花的子房5室,每室有胚珠2个或多个;蓇葖果膜质,在成熟前甚早就开裂成叶状,每蓇葖有种子1个或多个,着生在叶状果皮的边缘;种子圆球形。



英文介绍:
  Kind belong to distributing: About 8 kinds, distributing to be mixed at intertropical Asia Africa, our country has 3 kinds, produce Yunnan, Guangxi and Guangdong.
   Configuration feature: Deciduous leaf arbor; Xie Quanyuan, shallow crack or crack greatly, provide palm shape arteries and veins, have long power; The flower is open before giving a page. The platoon becomes racemose, panicle or get together umbrella shape panicle; Calyx orange red or golden yellow, funnel shape or cylinder shape, it is close Zhong Zhuang less, two sides all hairiness, 5 tine crack top; Leaf is short of; Of male flower antheral 10 - 20 top that gather in handle of pistil of male and female become head state, surrounding degrade pistil; The ovary of female flower 5 rooms, every room has ovule 2 or many; Film of 蓇 葖 fruit is qualitative, become very early before maturity with respect to craze foliaceous, every 蓇 葖 has a seed 1 or many, the move is strange the brim in foliaceous peel; Seminal circle is globose.
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