The stalk of a leaf, which joins the leaf to a node of the stem. | ||
The arrangement of veins in a leaf | ||
Featherlike, with lateral objects coming direclty off the midrib | ||
Having veins, leaflets, or lobes that originate and radiate from a common point | ||
A type of broad leaf that has long veins that do not intersect | ||
Primary leaflets set along a central rachis (like the veins in a pinnately veined leaf) | ||
Twice pinnate the primary leaflets are divided into secondary leaflets | ||
A compound leaf with all of the smaller leaflets attaching to a single point, radiating outward like fingers on a hand. | ||
When three or more leaves grow around a stem in the same position at a single node | ||
Only one leaf growing from each node in an alternating pattern up the branch | ||
Two leaves at a node, separated by 180º | ||
A leaf with only one blade | ||
A leaf in which the blade is divided into two or more smaller leaflets | ||
Point on a stem where a leaf is attached | ||
A swelling on a plant stem consisting of overlapping immature leaves or petals | ||
Outer edge has no teeth, but tends to be wavy instead. | ||
Leaf has tiny, sharp teeth along its outer edge | ||
Leaf has many small and larger sharp teeth on its outer edge | ||
The margin of a leaf that is smooth with no indentations or teeth | ||
A leaf that has deep indentations around the edge, creating lobes | ||
PW Plant Terminology & Structure
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