Pecan

Pecan

Carya illinoinensis

  • Leaflets farthest from base are largest
  • Fruit four-sided, splits open at maturity
Pecan
Pecan

Chinese cedrela

Chinese cedrela

Cedrela sinensis

  • Pair of leaflets at tip
Chinese cedrela
Chinese cedrela

Silk oak

Silk oak

Grevillea robusta

  • Leaflet undersides hairy and silver
  • Leaflets often have lobes
  • Unusual yellow flowers have one long narrow petal
Silk oak
Silk oak

Southern California black walnut

Juglans californica

  • Leaflets uniform in size or middle ones largest
  • Fruit round, doesn't split open
  • Undersides of leaves don't have tufts of hairs where leaflet vein meets midrib
Southern California black walnut

Northern California black walnut

Northern California black walnut

Juglans hindsii

  • Leaflets uniform in size or middle ones largest
  • Fruit round, doesn't split open
  • Undersides of leaves have tufts of hairs where leaflet vein meets midrib
  • Nuts smooth or nearly so
Northern California black walnut
Northern California black walnut

Black walnut

Black walnut

Juglans nigra

  • Leaflets uniform in size or middle ones largest
  • Fruit round, doesn't split open
  • Undersides of leaves have tufts of hairs where leaflet vein meets midrib
  • Nuts longitudinally grooved, surface between grooves warty
Black walnut
Black walnut

Goldenrain tree

Goldenrain tree

Koelreuteria paniculata

  • Leaflets coarsely toothed; larger teeth have teeth of their own
  • Fruit like Chinese lanterns
Goldenrain tree
Goldenrain tree