Tree Terms: (All measurements are in cm)

Margin: Edge of the leaf.
Crown of a plant: Refers to the totality of the plant’s aboveground parts.
Carpel: Female reproductive unit in flowering plants. In an apple it is the part of the core in which the seed is found.
Deciduous: Leaves tend to fall off at maturity. Orbicular: circular or spherical in shape.
Ovate or ovoid: Shaped like an egg.
Petiole: Small stalk attaching the leaf blade to the stem.
Perennial plant: Lives for more than two years.
Monoecious: Having the male and female reproductive organs on different parts of the same plant rather than on separate plants of the same species.
Dioecious: Having the male and female reproductive organs on separate plants of the same species, rather than different parts of the same plant.
Bolt: To grow quickly in length.
Palmate: Leaflets or lobes radiating from the base of the leaf.
A Biennial plant: Is a flowering plant that takes two years to complete its biological lifecycle. Year one, plant grows leaves, stems, and roots, then dormancy over the colder months. Stem remains very short, leaves low to the ground. Year two spring, the stem bolts. Plant then flowers, fruits and seeds before it dies.