Leaf photographs
Leaves vary enormously in their basic form, shape, margin, base, tip and venation. Thus photographs are included to illustrate these characteristics:
Form
 Abruptly pinnate (Parapinnate) |
 Rosette |
 Linear |
 Odd Pinnate (Pinnate) |
|
Abruptly Pinnate (Parapinate) | Rosette | Linear |
Odd Pinnate (Pinnate) |
 Simple |
 Spiny |
 Trifolate |
 Palmate |
| Simple | Spiny | Trifolate | Palmate |
Shape
 Round (Orbicular) |
 Spoon-shaped (Spathulate) |
.jpg){kind=icon} Arrow-shaped (Sagitate) |
.jpg) 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) |
.jpg) Spear-shaped (Lanceolate) | |
|
Oval-apex pointed (Ovate) |
Oval-apex blunt (Obovate) |
Spear-shaped (Lanceolate) |
Margins
 Toothed (Dentate) |
 Scalloped (Crenate) |
 Pinnately-lobed |
 Palmately-lobed |
|
Toothed (Dentate) |
Scalloped (Crenate) | Pinnately-lobed | Palmately-lobed |
 Undulate | |||
| Undulate |
Bases
 Arrow Shaped (Sagittate) |
 Winged-base (Hastate) |
 Acute |
 Different-sided (Oblique) |
|
Arrow Shaped (Sagittate) |
Winged-base (Hastate) | Acute |
Different-sided (Oblique) |
 Rounded |
.jpg) Sharp (Acuminate) |
 Heart-shaped (Cordate) |
 Bi-lobed (Auriculate) |
| Rounded |
Sharp (Acuminate) |
Heart-shaped (Cordate) |
Bi-lobed (Auriculate) |
Tips
 Acute |
 Sharp-pointed (Mucronate)
|
.jpg) Rounded (Obtuse) |
.jpg) Needle-pointed (Aristate) |
| Acute |
Sharp-pointed (Mucronate) | Rounded (Obtuse) |
Needle-pointed (Aristate) |
.jpg) Heart-shaped (Obcordate) |
.jpg) Flat-topped (Truncate) | ||
|
Heart-shaped (Obcordate) |
Flat-topped (Truncate) |
Venation
 Base to margin |
 Midrib to margin
|
.jpg) Parallel (from base to tip) |
 Pinnate |
| Base to margin | Midrib to margin |
Parallel (from base to tip) | Pinnate |
 Palmate | |||
| Palmate |
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