| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Cattleya | C | grandis | 2006 | (Lindl.) A.A.Chadwick |
| Add+ | Brasilaelia | Bll | grandis | 2006 | (Lindl.) Gutfreund |
| Add+ | Chironiella | Chironiella | grandis | 2006 | (Lindl.) Braem |
| Add+ | Bletia | Bletia | grandis | 1862 | (Lindl.) Rchb.f. in W.G.Walpers |
| Add+ | Laelia | L | grandis | 1850 | Lindl. |
| Add+ | Sophronitis | S | grandis | 2000 | (Lindl.) Van den Berg & M.W.Chase |