| Earleaf Acacia | Acacia auriculiformis |
| Egg Fruit | Lucuma campechiana |
| Egg-plant | Solanum melongena |
| Egyptian Finger Grass | Dactyloctenium aegyptium |
| Egyptian Paper Plant | Cyperus papyrus |
| Egyptian Riverhemp | Sesbania sesban |
| Egyptian Star Cluster | Pentas lanceolata |
| Elderberry | Sambucus javanica |
| Elephant Apple | Dillenia indica |
| Elephant Creeper | Argyreia nervosa |
| Elephant Grass | Cenchrus purpureus |
| Elephant Ear | Alocasia longiloba, Colocasia esculenta |
| Elephant's Foot | Elephantopus mollis |
| Elephant's Foot Yam | Amorphophallus paeoniifolius |
| Elephant Ear Fig | Ficus auriculata |
| Elephant-foot Tree | Beaucarnea recurvata |
| Emblic | Phyllanthus emblica |
| Emblica | Phyllanthus emblica |
| Emerald Jewel Syngonium | Syngonium podophyllum |
| Evodia | Melicope denhamii, Melicope elleryana |
| Expanded Lobster Claw | Heliconia latispatha |
| Eyelash Begonia | Begonia bowerae |