Science Fair Project Encyclopedia
Leaf shape
In botany, the following terms are used to describe the shape of plant leaves:
- Acicular: slender and pointed
- Alternate (alternifolia): Arranged alternately
- Bipinnate (bipinnata): Each leaflet also pinnate
- Cordate (cordata): Heart-shaped, stem attaches to cleft
- Cuneate: Triangular, stem attaches to point
- Deltoid: Triangular, stem attaches to side
- Digitate (digitata): Divided into finger-like lobes
- Elliptic (elliptica): Oval, with a short point
- Falcate: sickle-shaped
- Flabellate: Semi-circular, or fan-like
- Hastate: shaped like a spear point, with flaring pointed lobes at the base
- Lance-shaped, lanceolate (lanceolata): Long, wider in the middle
- Linear: Long and very narrow
- Lobed (lobata): With several points
- Obcordate: Heart-shaped, stem attaches to tapering point
- Oblanceolate (oblanceolata): Top wider than bottom
- Obovate: Teardrop-shaped, stem attaches to tapering point
- Opposite (oppositifolia): Leaves opposite one another
- Orbicular: Circular
- Ovate (ovata): Oval, egg-shaped, with a tapering point
- Palmate (palmata): Divided into many lobes
- Peltate (peltata): Rounded, stem underneath
- Perfoliate (perfoliata): Stem through the leaves
- Pinnate (pinnata): Two rows of leaflets
- odd pinnate : pinnate with a terminal leaflet
- paripinnate, even-pinnate : pinnate lacking a terminal leaflet
- Pinnatisect (pinnatifida): Cut, but not to the midrib
- Reniform: Kidney-shaped
- Rhomboid (rhomboidalis): Diamond-shaped
- Rosette: Leaves in close rings
- Round (rotundifolia): Circular
- Spatulate, spathulate (spathulata): Spoon-shaped
- Spear-shaped (hastata): Pointed, with barbs
- Subulate: Awl-shaped
- Sword-shaped (ensiformis): Long, thin, pointed
- Trifoliate, ternate (trifoliata): Divided into three leaflets
- Tripinnate (tripinnata): Each leaflet divided into three
- Unifoliate : with a single leaf
- Whorled: In circles round the stem
10-26-2009 08:16:03
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


