Native Plants
Botanical Glossary
Glossary of commonly used botanical terms and their definitions.
| term | definition | image |
| Endangered | An animal or plant species in danger of extinction throughout all or a significant portion of its range. | |
| Endemic | Occurring naturally only in a single geographic area. | |
| Entire | Said of margins without teeth or lobes. | |
| Escape | A cultivated plant that has gone wild. | |
| Evergreen | Remaining green and leafy through the winter. | |
| FAC | Facultative - Hydrophyte. Occurs in wetlands and non-wetlands. | |
| FAC* | Facultative - Hydrophyte. Occurs in wetlands and non-wetlands. Occurs only in the South Pacific Islands subregion. | |
| FACU | Facultative Upland - Nonhydrophyte. Usually occurs in non-wetlands, but may occur in wetlands. | |
| FACU* | Facultative Upland - Nonhydrophyte. Usually occurs in non-wetlands, but may occur in wetlands. Occurs only in the South Pacific Islands subregion. | |
| FACW | Facultative Wetland - Hydrophyte. Usually occurs in wetlands, but may occur in non-wetlands. | |
| FACW* | Facultative Wetland - Hydrophyte. Usually occurs in wetlands, but may occur in non-wetlands. Occurs only in the South Pacific Islands subregion. | |
| Falcate | Sickle-shaped. | |
| Fascicled | In a tight bundle, several leaves appearing to arise from a common point. | |
| Fern | Any of numerous flowerless and seedless vascular plants (pteridophytes) having true roots from a rhizome and fronds that uncurl upward; reproduce by spores. | |
| Fibrous | Network of fine roots with no central dominant root. | |
| Filament | Stalk of stamen; bears the anther. | |
| Floret | A small flower, especially one in a dense cluster. | |
| Florets | Small or reduced flowers. | |
| Flower head | A dense arrangement of flowers arising from a common point, as in Apiaceae, or as in Asteraceae where many ray flowers and/or disc flowers make up one "flower head." See also, Capitulum. | |
| FNA | Flora of North America. | |
| Follicle | Dry, dehiscent fruit. | |
| Frond | The leaf of a fern. | |
| Fruit | The seed-bearing part of a plant. | |
| Genus | A group of related species classified within a family. | |
| Glabrous | Smooth; hairless. | |
| term | definition | image |