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Pinnately compound leaves are leaves divided into smaller leaflets above the stem. Bipinnately compound leaves are leaves with secondary leaflets on the rachis. Learn how to identify...
Pinnate leaves have stems that connect the leaf to the tree twigs and support rows of smaller leaflets. Learn how to identify hickory, ash, walnut, pecan, and other trees with pinnate or...
Learn the difference between simple and compound leaves, and how to identify their shapes and structures. Compound leaves may be palmate, pinnate, or bipinnate, depending on how the leaflets branch from the petiole or midrib.
Learn how to identify common North American trees with compound leaves, which have two or more sub-units called leaflets. Compare palmate, pinnate, and bipinnate leaf arrangements and see...
Learn about the parts, types, and venation of leaves in plants. A pinnately compound leaf is a type of compound leaf where the leaflets are arranged on both sides along the rachis.
Learn how to identify different types of compound leaves based on their leaflet arrangement and number. See illustrations and examples of pinnate, palmate, and twice pinnate leaves.
A compound leaf is composed of multiple leaflets attached to the midvein. Learn about the types of compound leaves, such as pinnately and palmately compound, and see examples of multifoliate leaves.
In a bipinnately compound leaf (twice-pinnate leaf), the rachis bears lateral axes, called rachillae (singular = rachilla), that themselves bear the leaflets. In a tripinnately compound leaf (thrice-pinnately compound), the rachillae bear secondary rachillae, that in turn bear the leaflets.
Learn about the different types of leaves in plants, such as simple, compound, palmate, and pinnate. A pinnately compound leaf has leaflets arranged along the middle vein, which is called the midrib.
Learn about the bipinnately compound leaves, bark, and seeds of Kentucky coffeetree, a native deciduous tree with many uses and cultural adaptations. Find out the environmental concerns, cultivars, and conservation status of this rare species.