Any of several evergreen climbing vines or shrubs of the genus Hoya, with a home range from India and southern China to Australia and having opposite, simple leaves and axillary, umbellate flower clusters.

• 球兰几种球兰属的常青爬藤或灌木，从印度及中国南部至澳大利亚均为其产地，生有对生单叶及腋生的伞型花序