botony vocab words

Carries water and inorganic nutrients to roots stem and leaves

Carries organic compunds in any direction

Seeds that are not covered by the plant (naked seeds) and are normally in a cone bearing plant.

Enclosed seeds that evolved from gymnosperm and are found inside the plant.

tips of stems and roots

between leaves on a stem (good for grasses that are grazed).

End of each internode, site of leaf attachment.

Segments of stem between nodes.

Capable of growing new shoot.

Secondary growth of xylem

Phloem at the outside of stems, and is a protective outer covering.

support leaves , storage variations in stem shape/growth and is an adapation to environment.

Non-woody, soft, young, green, and flexible stems.

Large amount of growth in the spring because there is lots of water

Smaller amount of growth in the summer because the water is more limited.

When water evaporates at the leaves.

When water molocules are attracted to water.

When water molocules are attracted to something other than water.

The photosynthetic layer of plants

The top layer of the mesophyll and is a column of tightly packed cells.

Irregular shaped cells with large air spaces in between.

Allows for gas exchange in the leaf.

A waxy protective covering of the leaf, it keeps water from evaporating out.

Single cell layer covered by a waxy cuticle.

Continuous with vascular tiss of the stem and petiole contained within the mesophyll.

Modifed leaf, protects the young flower.

Bright colors for those pollinated by animals.

The male reproduction system of a flower.

Produces pollen

Stalk-like feature that supports the petals.

Connects the stigma, ovary, style, and ovule (female sex organs).

Stalk-like and rises out of the overy.

The tip of the style, and is sticky or has hairs to trap pollen.

Enlarged base of a pistil

Reproductive cell ("egg")

Leaves and cholorplast arrangement to maximinze aunlight exposure.

Allows photosynthesis to take place in the plant.

Larger tissues and can live in more environments.

Were the first to evolve and called bryophytes.

When a plant grows in length.

When a plant grows in diamater.

The largest type of root and normally the first root that is sprouted.

Numerous, branched roots that develop from the base of the stem and not other roots.

Specialized toots that grow from stems and leaves.

Extensions of epidermal cells.

Protective covering of meristem and produces lubricatoin to ease movement through the soil.

Coiled and wraps around objects to support the climbing of the vine.

Broad, flat, and the main site of photosynthesis.

A structure that attches the blade to the stem.

One single blade of a leaf

Albade divided into leaflets.

Subdivisions of compound leaves.

Inside is a tough protective outer coat surronding a embryo with a nutriet supply.

A reproductive system that spreads its seeds by nature carrying them.

When trees lose their leafs seasonly.

Cells surronding the stomata that regulate the flow of gases.