Plant Identification Database:
Juglandaceae (Walnut)
Order: Juglandales; Class: Dicotyledonae

The plant data on this site are a record of Bob Ronnow's field observations
which vary in accuracy and change with experience. For accurate and complete
information please use the links provided for each plant species and family.

Plant Families
Glossary of Botanical Terms

CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Juglandaceae: LV: altrnate, pinnately compound, serrate, glandular below; FL: 0 petals 4 sepals, staminate catkin, carpellate spike or solitary, minute, late spring, monoecious, imperfect, 2 styles, 2 stigmas, ovary inferior; FR: nut; ST: u. tree, large leaf scars; EC: FR edible
Alternate, Deciduous pinnately compound serrate glandular below P: 0 petals; S: 4 monoecious, staminate catkin, carpellate spike or solitary minute, late spring imperfect, P: 2 styles, 2 stigmas; O: inferior Nut u. tree B: large leaf scars FR raw Juglandaceae: LV: altrnate, pinnately compound, serrate, glandular below; FL: 0 petals 4 sepals, staminate catkin, carpellate spike or solitary, minute, late spring, monoecious, imperfect, 2 styles, 2 stigmas, ovary inferior; FR: nut; ST: u. tree, large leaf scars; EC: FR edible
Bitternut hickory Carya cordiformis Carya Pinnate Spring Nut >1" Tree B: Yellow, Flame-like Fruit raw Bitternut hickory Carya cordiformis
Pignut hickory Carya glabra Carya Forest Pignut hickory Carya glabra
Pecan Carya illinoensis Carya Pecan Carya illinoensis
Shagbark hickory Carya ovata Carya Pinnate Spring Nut >1" Tree Exfoliating Fruit raw Shagbark hickory Carya ovata
Mockernut Carya tomentosa Carya Forest; Salt marsh Mockernut Carya tomentosa
Butternut Juglans cinerea Juglans Alternate, Petiole, Leaf scars U or V shaped Pinnate Nut Green >1", Fall Tree, >100' Furrowed, Gray Fruit raw Forest Butternut Juglans cinerea
Arizona walnut Juglans major Juglans Pinnate Nut AZ Arizona walnut Juglans major
Black walnut Juglans nigra Juglans Alternate, Petiole, Leaf scars U or V shaped Pinnate Nut Green >1", Fall Tree, >12' Brown Fruit raw Forest Black walnut Juglans nigra
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION