The maximum temperature and arid climate are the significant factors to the distribution of Malania oleifera, and lead to endangerment. 极端高温和干燥的气候可能是蒜头果分布区逐渐缩小并濒危的重要因素。
Malania oleifera fruit will fall from the tree in a very short time when it is ripe.Its pericarp contains the ingredients that can control seed germination. 蒜头果果熟后在很短时间内便自行脱落,其果皮含有抑制种子发芽的物质。