| Hibiscus 'Moorea Melody Beethoven' |
| Hibiscus 'My Way' |
| Hibiscus 'Orange Spice' |
| Hibiscus 'Pelee's Fountain' |
| Hibiscus 'Pink Frost' |
| Hibiscus 'Red Snapper' |
| Hibiscus 'Sheba' |
| Hibiscus 'Silver Memories' |
| Hibiscus 'Snow on the Mountain' |
| Hibiscus 'Stolen Kiss' |
| Hibiscus 'Storm Front' |
| Hibiscus 'Sun Shower' |
| Hibiscus 'Tahitian Cherry Blossom' |
| Hibiscus 'Tahitian Mega Rainbow' |
| Hibiscus 'Tahitian Queen' |
| Hibiscus 'Tahitian Sunset Cyclone' |
| Hibiscus 'Tahitian Ultra Bright' |
| Hibiscus 'Trademark' |
| Hibiscus 'Unforgettable' |
| Hibiscus 'Yoda' |
| Hibiscus insularis |
| Hibiscus tilliaceus |
| Hippeastrum hortorum 'Miracle' Amaryllis |
| Hippocrepis emerus Gulkronill |
| Hoffmannia discolor Hoffmannia |
| Hoffmannia ghiesbreghtii |
| Holarrhena pubescens Kurchi |
| Homalomena rubescens Rödnervig kalla |
| Honckenya peploides Saltarv |
| Hoodia currorii |
| Hordeum secalinum Ängskorn |
| Hosta 'August Moon' Funkia |
| Hosta 'Golden Tiara' Funkia |
| Hosta 'Halcyon' Blåfunkia |
| Hosta clausa var. normalis Revfunkia |