1) Caryophylloid dicot genus 2) Genus rhipsalis 
Rhipsalis is a genus of epiphytic cacti. They are typically known as mistletoe cacti. The scientific name derives from the Ancient Greek term for wickerwork, referring to the plants` habitus. Rhipsalis is one is part of the tribe Rhipsalideae within the subfamily Cactoideae of the Cactaceae. It is the largest and most widely distributed genus of ....
cactus genus of about 50 species, family Cactaceae, native to tropical and subtropical America, West Indies, Africa, Madagascar, and Sri Lanka. ... [1 related articles]
[n] - large genus of epiphytic or lithophytic unarmed cacti with usually segmented stems and pendulous branches
genus Rhipsalis noun large genus of epiphytic or lithophytic unarmed cacti with usually segmented stems and pendulous branches; flowers are small followed by berrylike fruits