Robert W. Freckmann Herbarium


  Corylus americana Walter image
Photographer: Steve C. Garske           

Botanical Illustration

Kitty Kohout

Kenneth J. Sytsma

Michael Clayton

Matthew L. Wagner

Matthew L. Wagner

Matthew L. Wagner

Merel R. Black

Christopher Noll

Christopher Noll

Steve C. Garske

Steve C. Garske

Steve C. Garske
Family Betulaceae
Corylus americana Walter
American hazelnut
Corylus: probably from Greek corus for "a helmet," from the involucre
americana: for America
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: perennial, erect, open, rounded shrub to 11' tall; smooth bark light gray; branches erect, twigs hairy
Flower: winter buds widely oval with obtuse to rounds tips; male catkins on the sides of the small branches, usually in clusters of 1 or 2; blooms very early spring
Fruit:nuts in clusters of 2-5, sometimes partially visible beneath the leaf-like, hairy bracts
Leaf:widely oval often with straight sides; edges sharply cut to finely doubly cut; stalk very hairy
Habitat: moist to dry; open woods, thickets, hillsides, roadsides, fencerows
(Glossary)

More Information Natural Communities Herbarium Specimens
All Corylus list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
Corylus americana Walter f. missouriensis (A.DC.) Fernald
Corylus americana Walter var. altior Fernald
Corylus americana Walter var. indehiscens E.J.Palmer & Steyerm.
Corylus americana Walter var. missourensis A.DC.

         
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