in a maize plant ,Blade is the flat part of the leaf which absorbs light. The blade is directly attached to a stem at its base or in the narrow stack called a petiole where the blade is attached to the stem.

Do all plants have petioles?

Not all leaves have petioles. In some plants, leaves are attached directly to the plant stem. ... These types of leaves are called sessile leaves. Sub petiolate leaves are the type of leaves that hold an extremely short petiole and may appear sessile.

What type of leaves does corn have?

The leaf blades are linear to linear-lanceolate in shape, while their margins are entire (without conspicuous teeth) and often ciliate near the bases of the leaf blades. In addition, the leaf blades may have narrow longitudinal wrinkles, and they are sometimes vertically wavy (up and down).

What is the leaf venation of corn?

This corn leaf is typical of monocot leaves with their characteristic parallel venation. You can tell that the venation is parallel because the veins are all shown in nice cross section.

What kind of stem does a corn plant have?

Corn grows on a single stem called a stalk. Stalks can grow up to ten feet tall. The plant's leaves emerge from the stalk. A single corn stalk can hold between 16 and 22 leaves.

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27 related questions found

Does corn have stem?

Stalk:the main body (stem) of the corn plant. Stalks have to be sturdy to support the weight of the corn ears and provide pathways for the nutrients to move up and down the plant.

Is corn a root or stem?

When we eat asparagus, we are eating the stem of the plant. When we eat spinach or lettuce, we are eating the plant's leaves. We eat the fruit of squash, cucumber and tomato plants. When we eat corn or peas we are eating seeds, and when we eat radish or carrot, we are eating roots.

Does corn have netted leaves?

Fruit and deciduous trees, vegetable plants (not corn), most wildflowers, and many shrubs and flowers are examples of plants with netted veins. ... Examples of plants with parallel veins are sedges, cattails, lilies, irises, and grasses (e.g., corn, rice, wheat, turf grasses).

Are kernels of corn seeds?

Each kernel of corn is actually a seed that, like most seeds, contains an embryo (a baby plant) and a seed coat for protection. ... The sweet corn seed was easy to split, while the popcorn seed required more pressure. Both contain starch and water, though in different amounts due to how they're grown and harvested.

Is corn a vegetable?

Whole corn, like you eat on the cob, is considered a vegetable. The corn kernel itself (where popcorn comes from) is considered a grain. ... This is why several foods people think of as vegetables are actually fruits, like tomatoes and avocados. So, corn is actually a vegetable, a whole grain, and a fruit.

What are the tops of corn plants called?

At the top of a mature corn plant is the tassel, the male part of the plant. Along the stalk are the leaves and the ears of corn, wrapped closely in husks. Hundreds of filaments, called silk, protrude from the top of each ear.

Is corn a seed or fruit?

“Corn is a seed derived from the flower/ovary of the corn plant,” he says, “so is technically a fruit.” More specifically, corn is a caryopsis, which is a type of fruit in which the seed coat is tightly fused with the pericarp (that's the fleshy bit, like the part of a peach that you eat).

How many leaves does corn have?

Leaves still developing on apical meristem (primary growth of the plant). Six leaves with collar visible. The first leaf with the rounded tip is senescent; consider this point when counting leaves. The growing point emerges above the soil surface.

What plants have no petioles?

Explanation: Leaves that do not have petioles, such as those of the broomrape family, are called sessile leaves. Nearly-petiolate leaves are those that have very short petioles. Grasses do not generally have petioles, but some have petiole-like structures called pseudopetioles.

Which leaves have no petiole?

Leaves that do not have a petiole and are directly attached to the plant stem are called sessile leaves. Leaves also have stipules, small green appendages usually found at the base of the petiole.

What does a petiole look like?

The petiole is a stalk that connects the blade with the leaf base. The blade is the major photosynthetic surface of the plant and appears green and flattened in a plane perpendicular to the stem.

Can I grow corn from a kernel?

Plant the corn kernels

Poke holes into the soil with a wooden rod or your finger 1 to 1 1/2 inch deep and spaced 12 to 15 inches apart. Place two to three corn kernels per hole. Fill in the holes to cover the kernels with soil and press gently to ensure contact between the kernels and soil.

Where are the kernels in corn?

Each ear of corn contains roughly 800 kernels formed into 16 rows around the cob. Typically, farmers will save seeds for the next year's harvest by selecting ears of their best corn and drying them completely.

How does corn turn into kernels?

As the plant grows, it begins to produce ears of corn, covered with a green husk. Feathery tassels form at the top of the plant and produce pollen, a yellowish powder. The ears form silks or long strands that "catch" pollen as the wind blows. This process is called pollination and allows the ears to produce kernels.

Do monocots have netted veins?

Monocot leaves tend to have parallel veins; in dicots the veins are netted. Monocot floral parts are in multiples of 3; dicots are based on 4's or 5's. The vascular bundles in monocots stems are scattered; in dicots they form a ring surrounding the pith.

What is the meaning of netted veins?

: having veins arranged in a fine network a net-veined leaf — see venation illustration — compare parallel-veined.

What plants parallel venation?

Plants Having Parallel Venation

• Banana.
• Coconut.
• Wheat.
• Maize.
• Most monocotyledons.

Is asparagus a stem?

Asparagus grows from an underground root system of fleshy storage roots attached to an underground stem called a rhizome and small feeder roots that absorb nutrients and water.

Is corn a wheat?

According to the Whole Grains Council, fresh corn is usually classified as a vegetable and dried corn (including popcorn) as a grain. Corn is a whole grain if the bran, germ, and endosperm are all left intact, just like whole wheat.

Is radish a stem or root?

Radishes are most commonly seen as the small red bulbs with broad, green leaf tops. It is a root vegetable; but has a much more distinct peppery taste compared to turnips or beets. Radishes are related to mustard seeds. All parts of a radish—the bulbs, seeds, and leaf tops—are edible.