The following names have already been used within the genus and therefore cannot be re-used. This list is not in strict alphabetical order but is sorted including spaces, full stops etc. in row order. To look at other names click on the appropriate first letter.
| Underwood Pink | Unknown Warrior | Unlisted and New | Urville |
| Uschie Ziehmann |
© The Heather Society, 11 November 2009