What are 5 examples of leaf margins?
Leaf margins
- Leaf margins: main part of the leaf, usually large and flat.
- Undulate: having a wavy margin.
- Sinuate: with a sinous margin.
- Serrate: having a sharp edge.
- Dentate: having a toothed margin.
- Lobate: lobed.
- Scalloped: with a scalloped margin.
- Palmate: like the fingers of a hand spread open.
How do you describe leaf margin?
The margin is the edge of the leaf lamina lying between the apex and base. Entire margins are smooth, without indentations or incisions. Revolute margins are rolled downward, toward the lower surface of the leaf.
What is a crenate leaf margin?
Definition. Referring to a leaf blade margin with teeth rounded at the apex. Compare with serrate.
What is the margin of a smooth leaf called?
entire margin
A smooth edge is called an entire margin.
What is a crenate leaf?
Definitions of crenate leaf. a leaf having a scalloped margin. type of: foliage, leaf, leafage. the main organ of photosynthesis and transpiration in higher plants.
What trees have crenate leaves?
Small and round teeth are called “crenate.” Cottonwood and white mulberry trees have crenate toothed leaves. When round teeth are very small, they are referred to as “crenulate.” Look closely at the leaf margin to see if the teeth are pointed and resemble teeth on a saw.
What is the leaf margin of neem leaf?
toothed
The leaf petioles are short. Young leaves are reddish to purplish in colour. Leaf margins are toothed.
What crenate means?
: having the margin or surface cut into rounded scallops a crenate leaf.
What are alternate leaves?
In alternate-leaved plants, the leaves are single at each node and borne along the stem alternately in an ascending spiral. In opposite-leaved plants, the leaves are paired at a node and borne opposite to each other.
What type of leaf is neem leaf?
Neem trees can reach 15–30 metres (49–98 feet) in height and have attractive rounded crowns and thick furrowed bark. The compound leaves have toothed leaflets and are typically evergreen but do drop during periods of extreme drought.
Which type of leaf is neem?
Azadirachta indica, commonly known as neem, nimtree or Indian lilac, and in Nigeria called dogoyaro or dogonyaro, is a tree in the mahogany family Meliaceae….Azadirachta indica.
Neem | |
---|---|
Order: | Sapindales |
Family: | Meliaceae |
Genus: | Azadirachta |
Species: | A. indica |
What are the teeth like on a crenate leaf?
Dentate margins have continuous teeth which point outwards (like the strawberry). Crenate margins are pretty much the same as dentate ones, but the teeth tend to be rounded.
What’s the difference between serrate and dentate leaf margins?
Serrate margins are leaf margins where the teeth are like those of a saw, continuous and forward pointing (like the sweet chestnut). Dentate margins have continuous teeth which point outwards (like the strawberry). Crenate margins are pretty much the same as dentate ones, but the teeth tend to be rounded.
What are the different types of leaf margins?
This covers three terms; serrate, dentate, and crenate . Serrate margins are leaf margins where the teeth are like those of a saw, continuous and forward pointing (like the sweet chestnut). Dentate margins have continuous teeth which point outwards (like the strawberry).
Which is the best description of a crenate?
Crenate is basically a leaf or shell which having a round-toothed or scalloped edge structure formed by the special process called Crenation. Crenation is that the term which describes associate object having a crenated or round-toothed edge. The term comes from the Latin word crenates which implies ‘scalloped or notched’.