wafer-ash - Rutaceae Ptelea trifoliata

Foliage

Bark

Bud

Twig

Fruit

Form

Taxonomy

Clade	angiosperm
Family	Rutaceae
Genus	Ptelea
Species	trifoliata
Common Name	wafer-ash
iTree Code	PTTR

Plant Form

Form	Large shrub or small tree
Height	0 feet
Spread	0 feet
Deciduous	Yes

Identification Description

Foliage	Leaflets are 2.5 - 5" long ovate/elliptic-oblong, the lateral leaves are oblique at the base while the middle is not. The leaves are dark green on the upper side and glabrous on the underside. Oil glands can be seen on the underside if magnified.	Leaf Type	Compound - Pinnate
Bark	Dark gray and mostly smooth with the exception of protuberances.
Bud	Conical, sessile, under the petiole base, paired.	Bud Arrangement	Alternate
Twig	Reddish brown and glabrous, there is a large pith and horseshoe shaped leaf scars.
Flower	greenish/white unisex 1/3 - 1/2" diameter flowers in dense clusters
Fruit	Indehiscent samara, brown in color, 2 sided and broadly winged.
Fall Color

Site Characteristics

USDA Zones		pH Levels		Salt Tolerance
Min	3a	Min	-99.0	Soil	Moderate
Max	9a	Max	-99.0	Spray	Moderate

Shade Tolerance	Drought Tolerance	Allelopathy
Tolerant	Moderate	Unknown

Species Status

Nebraska Native
U.S. Native
Region of Origin	United States, Mexico