An acanthus plant in front of a pedestal. Acanthus is a very common decorative plant.
Tapering at the end.
Terminating with a sharp point.
"Acute Leaves, 'sharp at the end'"-Whitney, 1902
Usually pertains to leaves. Not opposite each other but bourne singly at different levels on the stem.
Alternate leaves, in Linden, Lime-tree, or Basswood.
From left to right: Acuminate, Acute, Obtuse, Truncate, Retuse, Emarginate, Obcordate, Cuspidate, Mucronate.
Slenderly tapering; long drawn-out.
A bristle-like appendage.
The angle formed by a leaf with the stem.
Bearing two teeth at the tip.
The expanded portion of a leaf.
A modified leaf usually subtending a flower or flowers.
Chenopodium olidum, or Wild Arrach, an herb. 1, flower.
Illustrated is a leaf of melia azedarach. The common names are China tree, China berry, and pride of…
The leaves of citrus ichangensis are narrow with broadly winged stalks.
Composed of two or more similar parts united to form one whole; for instance, a leaf.
This shows a conduplicate leaf.
This shows a convolute leaf.
Diagramatic view of the convulate vernated leaf.
Heart-shaped with the tip forward.
Extending or running down on another structure, as a leaf on a stem or a tubercle on an achene.
Shaped like an equalateral triangle or the Greek letter delta.
Cut into numerous very fine segements or divisions.
Coming off in two ranks.
Diverging at a wide angle.
Pertains to shape.
Rooted to substratum; erect and extending upward out of water.
The image shows how endogens grow threw elongation internally. "Endogenous leaf, showing its parallel…
"Part of Epiphyllospermous Frond. In botany, bearing the fruit or spores on the back of the leaves or…
Pertaining to leaves; comming off in two ranks, making the base appear flattened.
Appearing as if gnawed.
This erose leaf is so called such because of its margin's shape, as if eroded.
A cluster or bundle.
From left to right: Linear, Lanceolate, Oblong, Elliptical, Ovate, Cordate.
From left to right: Oblanceolate, spatulate, obovate, wedge-shape.
From left to right: Sagittate, Auriculate, Halbert-shaped.
A leaf which has "the form of a fiddle or violin; pandurate or panduriform: applied in botany to an…
Like a thread; long, slender, and round.
Alternately bent or twisted in different directions.
Swollen on one side.
Like sagittate but with lobes diverging.
The hastate leaf is formed like the head of a halbert.
A dense cluster of sessile or almost sessile flowers borne on a very short axis.
Hedge Garlic (Sisymbrium Allaria). A, Inflorescence and Cauline Leaves. B, Radical Leaf and Root.
Portion of the united calyx investing the fruit.
Overlapping as the segments of some perianths in the bud. At least one segment must be wholly outside…
Impari-pinnate leaves are pinnate leaves having a terminal or odd leaflet.
Cut sharply, irregularly, and more or less deeply.
This shows an inflexed leaf.
"Infundibuliformis.--Funnel form." -Newman, 1850
Rolled inwardly toward the midrib.
This shows an involute leaf.