LEAF SHAPES
LEAF FORMS
[Lanceolate] [Ovate] [Obovate] Star-shaped [Linear] or Rectangular Heart-Shaped or [Orbicular] [Oval] [Elliptical] [Deltoid]
LEAF APEXES
[Acuminate] [Acute] [Obtuse] [Truncate] Bristle Pointed Rounded
LEAF MARGINS
Entire [Dentate] Toothed or [Serrate] [Sinuate] or Wavy Doubly Serrate [Lobed] [Incised]
LEAF BASES
Wedge-Shaped or [Cuneate] [Oblique] or One-Sided Rounded Heart-Shaped or [Cordate] [Truncate] or Square
THE COMPLETE FLOWER
[Stamen] [Anther] Filament Sepal Receptacle Petal [Pistil] Stigma Style Ovary [Peduncle]
Sepals collectively designated as [calyx].
Petals collectively designated as [corolla].
The ripened ovary comprises the [fruit].
Ripened ovules of the ovary comprise the seed of the [fruit].
A flower lacking either [calyx], [corolla], [stamens], or [pistil] is an incomplete flower. If the male and female flower parts occur in separate flowers on the same tree the species is said to be [monoecious]. If the male and female flowers occur on separate trees, the species is said to be [dioecious].
FLOWER CLUSTERS
Spike [Catkin] or ament Cylindrical cyme Flat-topped cyme Raceme [Panicle] Corymb Umbel [Compound] umbel Head
COMMON TYPES OF [FRUITS] AND SEEDS
Acorn (Oak) [Multiple Fruit] (Mulberry) [Nuts] in Prickly Bur (Beech) [Drupe] (Cherry) [Pod] (Locust) [Samara] (Elm) Samara (Ash) Samara (Maple) Cone (Pine) Hairy Seed (Willow) Nuts in Bladder-Like [Bracts] (Hophornbeam) [Berry] (Persimmon) Nut in Husk (Hickory) A Nut-Like Drupe (Basswood) Drupe (Hackberry) Winged Seed (Pine) Multiple Fruit—[Achene] Enlarged (Sycamore) Nuts in Spiny Bur (Chinkapin)