*English walnut

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*Juglans regia
ENGLISH WALNUT

Juglandaceae
Eurasia

Location: map coordinates S-14 (northwest of Loockerman Hall),
N 39°11'7'' W 75°32'42''

Planting history: presently unknown.

Description:
  • large deciduous tree
  • etymology: Juglans from the Latin name (from jovis [Jupiter] and glans [nut]); regia = royal
  • leaves pinnately compound; leaflets 5-9
  • monoecious (separate male and female flowers on same tree); flowers small; male flowers in catkins
  • fruits large, with greenish-brown husk; nuts edible; this is the familiar walnut commonly sold in supermarkets; also known as Persian walnut and California walnut
  • English sailors were important in distribution of the nuts of this tree, in the past
  • native to Eurasia, from the Balkans to SW China; with largest forests in Kyrgystan

*Non-native species (not native to Delaware)

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