Nomenclature Flashcards
Anther
Pollen bearing portion of a stamen
Androecium
Collective name for all stamens in a flower
Axil
Upper angle formed between a leaf and a stem.
Blade
Broad, flattened part of the leaf
Receptacle
Stem tip that bears all parts of a botanically complete flower: petals, sepals, pistils, stamens
Corolla
Collective name for all of the petals of a flower
Sepal
Outermost part of a flower that protects other flower parts while they are in a bud
Calyx
Collective name for all sepals in a flower
Tepals
When sepals and petals look the same (like in tulips)
Perianth
Petals and sepals combined. (Corolla and calyx)
Pistil
Female reproductive part of the flower
Gynoecium
All pistils in a flower
Three parts of a pistil
Ovary, style and stigma
Ovules
Immature seeds
Carpels
Enclose the ovules
Stamen
Male reproductive part of a flower
Androecium
Collective name for all stamens
Filament and anther
Two parts of a stamen
Inflorescence
Flower made up of several florets
Peduncle
Stem or stalk of an inflorescence
Pedicels
Stems supporting single flowers in an inflorescence.
Bract
Small leaves on an inflorescence
Spike flower
Has a long inflorescence on the same stem.
Flowers that are sessile
In a true spike inflorescence when the flowers are attached to the stem without pedicels
Raceme
Inflorescence kind of like a spike, except the flowers aren’t sessile.
Panicle
Loose, irregularly branched flower cluster (like heather)
Corymb
Flat top, pedicels are of unequal length
Cyme
An inflorescence where each terminal growing point produces flowers (like baby’s breath)
Umbel
Umbrella shaped inflorescence
Spadix
Thick, swollen spike of unstalked flowers (like a Cala Lily)
Spathe
The large bract (modified leaf) protecting the spadix
Catkin
Scaly bract, droopy, spike-like inflorescence
Head flower/capitulum
Short,dense cluster of florets
Disc and ray flowers
Two types of flowers in a sun flower
Scapose
Leafless flower stalk (like on a Gerbera)
Leaflets
Smaller leaves that make up a compound leaf
Three parts of a leaf
Blade (leaf), petiole (leaf stalk), stipules (appendages at the base of the petiole
Three types of leaf venation
Parallel, pinnate, palmate