Anonymous in Anonymous (ed.) (2005), Acceptances. Plant Varieties Journal 18(1): 27, 56 [secondary reference]

Sherwood, N. & Ryan, R. (2005), New Plant Releases. Australian Horticulture 103(8): 67 [secondary reference]

• Text: Trademarked as Utopia.

Paananen, I. in Anonymous (ed.) (2006), Description. Plant Varieties Journal 19(1): 36, 308-312 (photo) [primary reference]

(2008), Great foliage 365 days a year. Foliage First TM plant range. Gardening Australia April: 61 (photo) [secondary reference]

trade name: Dianella prunina ‘Utopia’ [default]

(2014), Greenlife Ozbreed South Australia Catalogue Summer 2014-2015: 37 [secondary reference]

nomenclatural synonym: Dianella prunina ‘Utopia’ [default]

---