trifoliate orange
(Citrus trifoliata)
Overview
Trifoliate orange is a deciduous shrub or small tree that grows from 8-30 ft. (2.4-9.1 m) in height. The leaves are alternate, compound (trifoliate), up to 2 in. (5.1 cm) long and have a winged petiole. The twigs are green with stout, 1 in. (2.5 cm) long thorns. The bark is conspicuously green-striped. Spring flowers are white, 5-petaled, 1-2 in. (2.5-5.1 cm) in diameter and showy. Fruit is a 1.5-2 in. (3.8-5.1 cm) diameter, dull yellow, sticky orange (berry). Trifoliate orange invades woodlands, forest edges, fence rows and urban green spaces.
Selected Images
Maps
EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
State List - This map identifies those states that list this species on their invasive species list or law. For more information, visit Invasive.org
Invasive Listing Sources
- Alabama Invasive Plant Council
- Georgia Exotic Pest Plant Council - Category 3
- Maryland Invasive Species Council - Invasive Species of Concern in Maryland
- National Park Service, Mid-Atlantic Exotic Plant Management Team Invasive Plant List
- National Park Service, National Capital Region Exotic Plant Management Team Invasive Plant List
- New Jersey Invasive Species Strike Team 2017 Invasive Species List
- Non-Native Invasive Plants of the City of Alexandria, Virginia
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Reichard, Sarah. 1994. Assessing the potential of invasiveness in woody plants introduced in North America. University of Washington Ph.D. dissertation.
- South Carolina Exotic Pest Plant Council
- Virginia Invasive Plant Species List
- WeedUS - Database of Plants Invading Natural Areas in the United States
Taxonomic Rank
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Rosidae |
| Order: Sapindales |
| Family: Rutaceae |
| Genus: Citrus |
| Subject: Citrus trifoliata (L.) Raf. |
Synonyms and Other Names
Related Scientific Names:
Poncirus trifoliata (L.) Raf. (Synonym)
References
Common Name Reference: The Plant List
Scientific Name Reference: Germplasm Resources Information Network (GRIN) Online Database