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Alternate-leaves
that are arranged singly up the stem; not opposite each other.
Annual-plant that germinates,
flowers, seeds, and dies during one growing season.
Anther-structure
in a flower in which pollen is formed
Auricle-lobe-like
structure at the collar of a grass leaf.
Awn-slender
bristle at the tip of grass seed structures.
Axil-the
angle formed between a leaf and a stem.
Basal-at
the base of a plant or plant part.
Biennial-plant
that germinates in one growing season, then flowers, seeds,
and dies during a second.
Bract-leaf-like
structure at the base of flowers or leaves.
Calyx-all
the flower leaves together, normally green in color.
Clasping leaves-leaves
that appear to wrap around the stem at their base.
Compound leaves-leaves
with 2 or more distinct leaflets.
Cotyledons-the
first leaf-like structures that appear after germination; seed
leaves.
Crown-the
structure formed where leaves, stems, and roots grow together.
Dissected-deeply
and repeatedly divided into smaller parts.
Entire-not
toothed or otherwise cut.
Glumes-the
2 bracts surrounding a grass spikelet.
Head-a
group of flowers borne tightly together.
Leaflets-leaf-like
structures within a compound leaf.
Ligule-the
structure at the collar of a grass leaf between the sheath and
the stem.
Linear-long,
narrow, and slender.
Lobed-a
cut into a leaf from the edge toward the center; greater than
toothed, but not quite compound.
Margin-the
edge of a leaf.
Membranous-thin
and flexible, usually not green.
Midrib-the
center and usually most prominent vein on a leaf.
Nodding-a
flower that is not pointed upward, but bent downward or
sidewise to the stem.
Opposite-leaves
situated directly across the stem from each other.
Ovate-egg
shaped in outline.
Panicle-a
much-branched inflorescence.
Perennial-a
plant that lives for more than 2 growing seasons.
Petiole-a
leaf stalk.
Pinnate-with
2 rows of leaflets, like a feather.
Plume-a
hair-like or feather-like structure, often on a seed.
Pubescence-the
hairs on a leaf, stem or flower.
Rhizome-a
creeping, underground stem.
Rosette-a
circular, normally basal, clump of leaves.
Sheath-the
extension of leaf tissue surrounding a stem.
Simple leaf-one
with a blade in one piece; not compound.
Spike-a
narrow, non-spreading inflorescence.
Spikelet-a
single or group of floral structures in a grass.
Spur-a
hollow appendage on a flower.
Stolon-a
creeping stem along the surface of the ground.
Succulent-fleshy
and juicy.
Taproot-a
thick, central root with minimal branching.
Trifoliate leaf-a
leaf made of 3 leaflets; clover-like.
Whorled-3
or more similar structured arranged as spokes on a wheel. |
