[Simple] [Compound] Doubly Compound [Opposite] Leaves [Alternate] Leaves Awl-Shaped Needles Pine Needles Scale-like Needles
PARTS OF LEAF
[Lamina] or blade Base Stem [Apex] Leaf margin Primary vein Secondary or [lateral] [veins] [Petiole] ([Sessile] leaves have no petiole but are attached directly to the stem)
LEAF SHAPES
LEAF FORMS
[Lanceolate] [Ovate] [Obovate] Star-shaped [Linear] or Rectangular Heart-Shaped or [Orbicular] [Oval] [Elliptical] [Deltoid]
LEAF APEXES