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心叶水团花是茜草科落叶大乔木,为热带季雨林和稀树灌丛带植被中的上层林木。其树干可高30余米,胸径80—120厘米;木材金黄色,结构均匀细密,材质坚硬,抗性强,具有耐腐、不翘裂、抗虫蛀等特性。它是热区群众喜欢的建筑、家具良材和美术工艺雕刻的极好用材。心叶水团花具有耐干热、瘠薄的特点,在我省主要分布于热带、北热带气候炎热,海拔1000米以下的低热河谷区。它除树皮较厚外,地下还有发达的根系,因而抗旱性强,适生在干热区;它除有丰富的种子可作天然更新外,伐桩还有较强的萌发力。在热区的植被遭天灾人祸破坏之后,其他乔木树种濒于灭迹,而唯独有它的后代仍然挺拔而立,遮天盖日。
Heart leaf water group flower is Rubiaceae large deciduous trees, tropical monsoon forest and shrubbery vegetation in the upper trees. The trunk can be more than 30 meters high, diameter 80-120 cm; wood golden yellow, uniform structure and fine, hard material, strong resistance, with decay, no cracking, insects and other characteristics. It is the favorite of the people in the hot zone buildings, furniture and art materials carved excellent materials. Heart leaf water cluster flower has the characteristics of resistance to dry heat, infertility, mainly distributed in the province in the tropics, the northern tropical climate is hot, at an altitude of 1000 meters below the low valleys. In addition to its thick bark, the underground developed root system, and therefore drought-resistant, suitable for living in hot and dry areas; it is rich in seeds can be used for natural renewal, the stump and strong germination force. After the vegetation in the hot zone was destroyed by natural and man-made disasters, other tree species were on the verge of extinction. Only its offspring remained tall and straight, covering the sun.