Field Botany Plant Morphology Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
Perfect flower Has BOTH male/female parts
2 types of plant part distinctions 1) vegetative: stems, leaves, roots
2) floral: reproductive organs
Imperfect flower Only ONE reproductive organ, either male
OR
female
Complete flower Has all 4 whorls: pistils, stamens, petals,
and sepals
Incomplete flower DOES NOT have all 4 whorls
Actinomorphic flower shape Radially symmetric, can be cut in many
ways and
still be even ( think starfish )
Zygomorphic flower shape Bilaterally symmetric, can only be cut once
to be
even
Herbaceous characteristics of a leafy plant
, Woody characteristics of wood-like plant, may
have very
hard wood-like stem
Nodes Points at which leaves attach
Axillary bud A structure that has the potential to form a
lateral
shoot, or branch. The bud appears in the
angle
formed between a leaf and a stem.
Blade/Lamina the flattened, green, expanded portion of a
leaf
Petiole the stalk of a leaf
Margin of a leaf edge of leaf
Lobe of leaf rounded/pointed segment of leaf that is
separated
by a gap
Sinus space between leaf lobes
Sessile leaf leaf without petiole
Simple vs. Compound Simple: one leaflet
Compound: multiple leaflets
Questions and Answers with Verified
Solutions | Latest Updated 2026
Perfect flower Has BOTH male/female parts
2 types of plant part distinctions 1) vegetative: stems, leaves, roots
2) floral: reproductive organs
Imperfect flower Only ONE reproductive organ, either male
OR
female
Complete flower Has all 4 whorls: pistils, stamens, petals,
and sepals
Incomplete flower DOES NOT have all 4 whorls
Actinomorphic flower shape Radially symmetric, can be cut in many
ways and
still be even ( think starfish )
Zygomorphic flower shape Bilaterally symmetric, can only be cut once
to be
even
Herbaceous characteristics of a leafy plant
, Woody characteristics of wood-like plant, may
have very
hard wood-like stem
Nodes Points at which leaves attach
Axillary bud A structure that has the potential to form a
lateral
shoot, or branch. The bud appears in the
angle
formed between a leaf and a stem.
Blade/Lamina the flattened, green, expanded portion of a
leaf
Petiole the stalk of a leaf
Margin of a leaf edge of leaf
Lobe of leaf rounded/pointed segment of leaf that is
separated
by a gap
Sinus space between leaf lobes
Sessile leaf leaf without petiole
Simple vs. Compound Simple: one leaflet
Compound: multiple leaflets
