| Scientific Name | Common Name(s) | Plant Category | Image |
|---|---|---|---|
| Nymphaea 'Mrs. Martin E. Randig' | Mrs. Martin E. Randig | Water Garden |  |
| Nymphaea 'Newton' | Newton | Water Garden |  |
| Nymphaea 'Odorata' | Odorata | Water Garden |  |
| Nymphaea 'Pamela' | Pamela | Water Garden |  |
| Nymphaea 'Panama Pacific' | Panama Pacific | Water Garden |  |
| Nymphaea 'Peachglow' | Peachglow | Water Garden |  |
| Nymphaea 'Perry's Baby Red' | Perry's Baby Red | Water Garden |  |
| Nymphaea 'Perry's Fire Opal' | Perry's Fire Opal | Water Garden |  |
| Nymphaea 'Perry's Red Wonder' | Perry's Red Wonder | Water Garden |  |
| Nymphaea 'Peter Slocum' | Peter Slocum | Water Garden |  |
| Nymphaea 'Pink Opal' | Pink Opal | Water Garden |  |
| Nymphaea 'Pink Platter' | Pink Platter | Water Garden |  |
| Nymphaea 'Pink Sensation' | Pink Sensation | Water Garden |  |
| Nymphaea 'Queen of Whites' | Queen of Whites | Water Garden |  |
| Nymphaea 'Radiant Red' | Radiant Red | Water Garden |  |
| Nymphaea 'Ray Davies' | Ray Davies | Water Garden |  |
| Nymphaea 'Rose Arey' | Rose Arey hybrid | Water Garden |  |
| Nymphaea 'Rosennymphe' | Rosennymphe | Water Garden |  |
| Nymphaea 'Rosy Morn' | Rosy Morn | Water Garden |  |
| Nymphaea 'Shirley Bryne' | Shirley Bryne | Water Garden |  |
| Nymphaea 'Sioux' | Sioux | Water Garden |  |
| Nymphaea 'Sirius' | Sirius | Water Garden |  |
| Nymphaea 'Splendida' | Splendida | Water Garden |  |
| Nymphaea 'St. Louis Gold' | St. Louis Gold | Water Garden |  |
| Nymphaea 'St. Louis' | St. Louis | Water Garden |  |
| Nymphaea 'Starbright' | Starbright | Water Garden |  |
| Nymphaea 'Sultan' | Sultan | Water Garden |  |
| Nymphaea 'Texas Dawn' | Texas Dawn | Water Garden |  |
| Nymphaea 'Tina' | Tina | Water Garden |  |
| Nymphaea 'Venus' | Venus | Water Garden |  |
| Nymphaea 'Virginalis' | Virginalis | Water Garden |  |
| Nymphaea 'Virginia' | Virginia | Water Garden |  |
| Nymphaea 'William Falconer' | William Falconer | Water Garden |  |
| Nymphaea 'Yellow Dazzler' | Yellow Dazzler | Water Garden |  |
| Nymphaea colorata | Blue Pigmy, Colorata | Water Garden |  |
| Nymphaea x marliacea 'Carnea' | Carnea | Water Garden |  |
| Nymphaea x marliacea 'Chromatella' | Chromatella | Water Garden |  |
| Nymphoides pelatum | Floating heart | Water Garden |  |
| Nyssa aquatica | Water tupelo | Trees |  |
| Nyssa ogeche | Ogeechee lime, Ogeechee tupelo | Trees |  |
| Nyssa sinensis | Chinese tupelo | Trees |  |
| Nyssa sylvatica | Black gum, Black tupelo, Sour gum | Native Plants, Trees |  |
| Ocimum basilicum | Sweet basil | Edible Plants, Herbs |  |
| Odontonema strictum | Firespike | Annuals |  |
| Oenothera biennis | Evening primrose | Perennials, Wildflowers |  |
| Oenothera fruticosa | Sundrops | Native Plants, Perennials |  |
| Oenothera speciosa | Showy evening primrose | Perennials |  |
| Oenothera tetragona | Sundrops | Perennials, Wildflowers |  |
| Omphalodes linifolia | Navelwort | Annuals |  |
| Omphalotus olearius (Clitocybe illudens) | Jack-O-Lantern | Poisonous Plants |  |
