A
Areole
Alternate	see Leaf Configuration
Annual	A plant that naturally completes its life cycle in one year
Anther	see Parts of a Flower
Aril	An outer covering of a seed
Axil
Axillary bud	see Leaf Configuration

  

B
Biennial	A plant that lives two years from sowing, usually flowering in the second year
Blade	see Leaf Configuration

  

C
Capsule	A seed pod that opens when dry and ripe
Calyx	The small whorl of modified leaves at the base of a flower
Compound leaves	Leaves divided into two or more leaflets
Cotyledon	The first leaf or leaves in the seed. In some plants the cotyledons remain underground in the seedcoat
Crenate	see Leaf Shapes
Cyme	see Inflorescence

  

D
Deciduous	see Leaf Shapes
Dentate	see Leaf Shapes

  

E
Elliptic	see Leaf Shapes

  

F
Filament	see Parts of a Flower

  

G
Germination	The sprouting of a seed

  

H
Heel	A small portion of the previous year's growth at the base of a cutting
Herbaceous	Dying to the ground or lacking a definite woody structure
Hilum	The small scar on a seed where it was attached to the seed pod

  

I
Incised	see Leaf Shapes
Involucre	A whorl of small leaves close underneath a flower or flower cluster see Leaf Configuration

  

L
Lanceolate	see Leaf Shapes
Layers	See "Propagation"
Leaflet	One part of a compound leaf.
Linear	see Leaf Shapes

  

N
Node	The place on a stem where leaves or branches originate

  

O
Opposite	see Leaf Configuration
Ovary	see Parts of a Flower
Ovate	Having an outline the shape of an egg, with the stalk at the large end see Leaf Shapes

  

P
Panicle	see Inflorescence
Pedicel	see Inflorescence
Perennial	Growing for more than two years. Trees and shrubs are perennials.
Petal	see Parts of a Flower
Petiole	see Leaf Configuration
Pinching	Removing the terminal bud
Pinnate	Feather-formed. Said of a compound leaf with the leaflets along both sides of the leaf stalk see Leaf Configuration graphic
Pistil	see Parts of a Flower
Propagation	Propagation is the reproduction of plants, and is accomplished by two different means. One is by seeds or spores (the normal reproductive process of plants), the other is by vegetative propagation, which involves cuttings, layers, division, separation, or graftings. See 'Growing the Hallucinogens'

  

R
Raceme	An elongated cluster of flowers see Inflorescence
Receptacle	see Parts of a Flower
Rhizome	An underground stem

  

S
Sepals	The separate leaves of the calyx see Parts of a Flower
Serrate	see Leaf Shapes
Spatulate	see Leaf Shapes
Spike	see Inflorescence
Stamen	see Parts of a Flower
Stigma	see Parts of a Flower
Style	see Parts of a Flower
Suckers	Small plants arising from the base of a larger plant

  

T
Taproot	A primary root growing straight down from a plant.
Terminal	Growing at the end of a branch.
Terminal leaflet	see Leaf Configuration
Tubercle

  

U
Umbel	A flower cluster in the shape of an umbrella see Inflorescence
Under glass	Grown in the greenhouse or, in the case of a cutting, with a jar placed over it

  

W
Whorled	see Leaf Configuration

  

X

Y

Z