information
Storm damage recovery

Pterocarya fraxinifolia

Information

Caucasian Wingnut 

FAMILY: JUGLANDACEAE

Pterocarya fraxinifolia - Caucasian Wingnut

About Wingnuts at OSU's Landscape Plants site

  • Native to southwest Asia.

  • Can exceed 100’ in height.

  • Leaves compound with 11-25 leaflets, finely toothed.

  • Male and female catkins. Seeds hang in long, 20” clusters looking like many stacked green wingnuts.

  • Rare in Portland, except for the cluster of Heritage Trees.

Tree #LocationDimensionsPhoto and Notes
80

2737 NE 15th Ave

Right of Way

35' Height

45' Spread

5.2' Circ.

This is one of a line 5 Heritage Wingnuts in front of the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #80 being at 14th and #84 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
81

2737 NE 15th Ave

Right of Way

35' Height

45' Spread

5.2' Circ.

This is one of a line 5 Heritage Wingnuts in front of the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #80 being at 14th and #84 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
82

2737 NE 15th Ave

Right of Way

35' Height

45' Spread

5.2' Circ.

This is one of a line 5 Heritage Wingnuts in front of the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #80 being at 14th and #84 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
83

2737 NE 15th Ave

Right of Way

35' Height

45' Spread

6.3' Circ.

This is one of a line 5 Heritage Wingnuts in front of the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #80 being at 14th and #84 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
84

2737 NE 15th Ave

Right of Way

35' Height

48' Spread

6.2' Circ.

This is one of a line 5 Heritage Wingnuts in front of the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #80 being at 14th and #84 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
85

1408 NE Knott St

Right of Way

55' Height

57' Spread

6.7' Circ.

This is one of a line 4 Heritage Wingnuts across the street from the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #85 being at 14th and #88 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
86

1408 NE Knott St

Right of Way

50' Height

45' Spread

6' Circ.

This is one of a line 4 Heritage Wingnuts across the street from the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #85 being at 14th and #88 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
87

1408 NE Knott St

Right of Way

50' Height

45' Spread

5.2' Circ.

This is one of a line 4 Heritage Wingnuts across the street from the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #85 being at 14th and #88 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut
88

1408 NE Knott St

Right of Way

41' Height

45' Spread

5.2' Circ.

This is one of a line 4 Heritage Wingnuts across the street from the Church, along NE Knott St. They are numbered starting at NE 14th Ave, #85 being at 14th and #88 being at 15th.

Pterocarya fraxinifolia - Caucasian Wingnut