JUGLANDACEAE - Walnut family
Deciduous trees
Leaves alternate, pinnately
compound, without stipules
Flowers reduced, unisexual, staminate flowers in catkins,
pistillate flowers usually in catkins, with bracts, plants
monoecious, wind pollinated
Gynoecium uniloculate compound pistil of 2-3 fused carpels
Fruit a drupelike nut,
sometimes a winged nutlet
Seed without endosperm, embryo large and oily with 2-4 lobes,
solitary
7 genera, 60 species - Juglans
(walnut), Carya (pecan)
Economic importance - shade trees, lumber, nuts
Diagnostic characteristics - deciduous trees with alternate pinnately
compound leaves, staminate flowers in catkins, fruit a nut with one
seed, seed 4-lobed with large cotyledons.
Medicinal uses - portions of walnut bark have been used for
toothaches and as a laxative.
IMAGE GALLERY
FLOWERING
PLANT GATEWAY