Neo carolinae tricolor is now the cultivar 'Caroline Tricolor'

Neoregelia carolinae forma tricolor originated in cultivation and is now the cultivar ‘Caroline Tricolor’

 Neoregelia carolinae (Beer) L. B. Smith, Contr. Gray Herb. 124: 9. 1939.

Neoregelia carolinae (Beer) L. B. Smith forma tricolor (M. B. Foster) M. B. Foster ex L. B. Smith, Phytologia 15: 186. 1967. Dec 2015 World Checklist does not acknowledge this and now treated as cultivar