Leaves vary enormously in their basic form, shape, margin, base, tip and venation. Thus photographs are included to illustrate these characteristics:
![]() ![]() Abruptly pinnate (Parapinnate) |
![]() ![]() Rosette |
![]() ![]() Linear |
![]() ![]() Odd Pinnate (Pinnate) |
Abruptly Pinnate (Parapinate) | Rosette | Linear |
Odd Pinnate (Pinnate) |
![]() ![]() Simple |
![]() ![]() Spiny |
![]() ![]() Trifolate |
![]() ![]() Palmate |
Simple | Spiny | Trifolate | Palmate |
![]() ![]() Round (Orbicular) |
![]() ![]() Spoon-shaped (Spathulate) |
![]() ![]() Arrow-shaped (Sagitate) |
![]() ![]() Centre-stalked (Peltate) |
Round (Orbicular) |
Spoon-shaped (Spathulate) |
Arrow-shaped (Sagitate) |
Centre-stalked (Peltate) |
![]() ![]() Oval |
![]() ![]() Kidney-shaped |
![]() ![]() Wedge-shaped |
![]() ![]() Triangular (Deltoid) |
Oval | Kidney-Shaped | Wedge-shaped |
Triangular (Deltoid) |
![]() ![]() Oval-apex pointed (Ovate) |
![]() ![]() Oval-apex blunt (Obovate) |
![]() ![]() Spear-shaped (Lanceolate) | |
Oval-apex pointed (Ovate) |
Oval-apex blunt (Obovate) |
Spear-shaped (Lanceolate) |
![]() ![]() Toothed (Dentate) |
![]() ![]() Scalloped (Crenate) |
![]() ![]() Pinnately-lobed |
![]() ![]() Palmately-lobed |
Toothed (Dentate) |
Scalloped (Crenate) | Pinnately-lobed | Palmately-lobed |
![]() ![]() Undulate | |||
Undulate |
![]() ![]() Arrow Shaped (Sagittate) |
![]() ![]() Winged-base (Hastate) |
![]() ![]() Acute |
![]() ![]() Different-sided (Oblique) |
Arrow Shaped (Sagittate) |
Winged-base (Hastate) | Acute |
Different-sided (Oblique) |
![]() ![]() Rounded |
![]() ![]() Sharp (Acuminate) |
![]() ![]() Heart-shaped (Cordate) |
![]() ![]() Bi-lobed (Auriculate) |
Rounded |
Sharp (Acuminate) |
Heart-shaped (Cordate) |
Bi-lobed (Auriculate) |
![]() ![]() Acute |
![]() ![]() |
![]() ![]() Rounded (Obtuse) |
![]() ![]() Needle-pointed (Aristate) |
Acute |
Sharp-pointed (Mucronate) | Rounded (Obtuse) |
Needle-pointed (Aristate) |
![]() ![]() Heart-shaped (Obcordate) |
![]() ![]() Flat-topped (Truncate) | ||
Heart-shaped (Obcordate) |
Flat-topped (Truncate) |
![]() ![]() Base to margin |
![]() ![]() |
![]() ![]() Parallel (from base to tip) |
![]() ![]() Pinnate |
Base to margin | Midrib to margin |
Parallel (from base to tip) | Pinnate |
![]() ![]() Palmate | |||
Palmate |