UIPlants: Botanic Terminology

Leaf Veins: Pinnate Click on the image for a larger view of the photo. Click on the name for detailed information on the plant.
American Elm (Ulmus americana)
Green Ash (Fraxinus pennsylvanica)	Apple Serviceberry (Amelanchier x grandiflora)

More difficult: This following example is a leaf that is palmately compound and has pinnate veins on the leaflets.
Common Horsechestnut (Aesculus hippocastanum)

Leaf Veins: Pinnate

A leaf with a prominent midvein and secondary veins branching off along both sides of the midvein. The midvein and the secondary veins are the most apparent veins.

The veins of the American Elm can also be considered to be impressed.

Botanical Terminology > Leaf Veins > Pinnate

©2005 Gary J. Kling and Laura L. Hayden, University of Illinois at Urbana-Champaign.
External sites are not endorsed by the University of Illinois.

Notes about this tutorial.

Leaf Veins: Pinnate Click on the image for a larger view of the photo. Click on the name for detailed information on the plant.

Leaf Veins: Pinnate
Click on the image for a larger view of the photo.
Click on the name for detailed information on the plant.