As classified in WFO snapshot
March 2019
Warning: older classification
species
Nepenthes rhombicaulis
This species name was first published in in Gard. Bull. Singapore 26(2): 229, f. 1. 1973.
At the time of this classification snapshot, this species name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0000381444.