BIO 101- Plant Body

plant body

Cotyledon

seed leaf within the embryo of a seed

Endosperm

tissue that surrounds and nourishes the embryo in the seeds of (flowering plants)

Radicle

the first organ to appear when a seed germinates

monocot

flowering plants that contain one cotyledon

eudicot

flowering plants that have two seed leaves (cotyledons)

angiosperm

flowering plant

dormancy

period of arrested plant growth

herbaceous

vascular plants that have no persistent woody stems above ground

heterotrophic

an organism that eats other plants or animals for energy and nutrients

autotrophic

an organism makes its own food

germination

the process by which a plant grows from a seed into a seedling

stratification

process of treating seeds to simulate natural conditions that the seeds must experience before germination can occur

auxin

a plant growth hormone that can be created chemically or produced biologically by the plant

apical meristem

region of cells capable of division and growth in the root and shoot tips in plants

meristem

meristem is a type of tissue found in plants. It consists of undifferentiated cells capable of cell division

heartwood

The older, harder, nonliving central wood of a tree that serves the sole function of mechanical support

sapwood

the living, outermost portion of a woody stem or branch

lenticels

a porous tissue made up of vast intercellular gaps between cells

pith

tissue present in the center of the stem of vascular plants. It is a soft tissue that primarily functions for storage.