A simple pinnate (unipinnate) frond of the fern Blechnum appendiculatum. Pinnation (also called pennation) is the arrangement of feather-like or multi-divided features arising from both sides of a common axis.

The meaning of PINNATE is resembling a feather especially in having similar parts arranged on opposite sides of an axis like the barbs on the rachis of a feather. How to use pinnate in a sentence.

Compound leaves may be pinnate with pinnae (leaflets) on both sides of a rachis (axis), or may be palmate with multiple leaflets arising from a single point. [1] Leaf structure is described by several terms that include: Bipinnate leaf anatomy with labels showing alternative usages A ternate compound leaf with a petiole but no rachis (or rachillae)

Is your compound leaf pinnate or palmate? And if it's pinnate, is it pinnate odd, pinnate even, or twice pinnate? Find the answers easily with this illustrated guide.

Oct 19, 2023 · A pinnate leaf can be simple, where the blade is undivided, or compound, divided into leaflets arranged along an axis or rachis like a feather. Simple leaves with pinnate venation are found on native trees like the beech, birch, black gum, holly, oak, …

PINNATE meaning: 1. A pinnate leaf is a type of compound leaf that has a central stem with small leaves arranged on…. Learn more.

PINNATE definition: like a feather in appearance | Meaning, pronunciation, translations and examples

the pinnate leaves of a palm tree. resembling a feather, as in construction or arrangement; having parts arranged on each side of a common axis: This type of sea cucumber has a mouth …

4 days ago · DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘pinnate'. Views expressed in the examples do not represent …

Jun 10, 2022 · The common trees with pinnate and bipinnate leaf arrangements include hickory, pecan, black locust, and honey locust. Learn how to identify them.