The Rigneldian bean was a type of bean that grew on the planet Ringneldia II, in the Centrality. All measurements on Ringneldia II were standardized around the diameter of that bean.
Ringneldia was misspelled Rigneldia in Star Wars Gamer 5.
- Star Wars Encyclopedia
- "A Campaign Guide to the Centrality" — Star Wars Gamer 5
- The Complete Star Wars Encyclopedia, Vol. III