*Poncirus trifoliata
![Stacks Image 66](files/stacks-image-A635DF0-66.jpg)
*Poncirus trifoliata
TRIFOLIATE-ORANGE
Rutaceae
China
Location: map coordinates E-30 (northwest corner of Price Building), N 39°11'14'' W 75°32'27''
Planting history: presently unknown.
Description:
*Non-native species (not native to Delaware)
TRIFOLIATE-ORANGE
Rutaceae
China
Location: map coordinates E-30 (northwest corner of Price Building), N 39°11'14'' W 75°32'27''
Planting history: presently unknown.
Description:
- deciduous shrub, or small tree
- etymology: Poncirus from the French for a type of citron; trifoliata = 3-leaved (leaflets)
- leaves compound, with 3 (rarely 5) leaflets; aromatic, when crushed
- flowers white, fragrant, to ca 2" wide
- twigs green, with many stout green thorns (1”-2” inches long); planted as hedges in the south
- fruits resemble small hard oranges (also in citrus family; fruit is a hesperidium); too bitter to eat fresh, but used as marmalade and condiment
*Non-native species (not native to Delaware)
![Stacks Image 133](files/stacks-image-C2C5D46-133.jpg)
![Stacks Image 76](files/stacks-image-9C8E823-76.jpg)
![](http://arboretum.desu.edu/animations/poncirus_trifoliata.gif)
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