- Source: Ladenbergia muzonensis
Ladenbergia muzonensis, synonyms including Ladenbergia ulei, is a species of plant in the family Rubiaceae. It is native to north-western South America: Colombia, Ecuador, Peru and Venezuela.
Conservation
Ladenbergia ulei was assessed as "vulnerable" in the 1998 IUCN Red List, where it is said to be native only to Peru. As of February 2023, L. ulei was regarded as a synonym of Ladenbergia muzonensis, which has a wider distribution.