Glossary

Glossary

Glossary

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There are currently 30 names in this directory beginning with the letter L.
Lacerate
Irregularly divided by deep incisions

Laciniate
Cut deeply into narrow jagged segments

Lamellae; Lamella
A thin plate-like structure

Lamina
Expanded flat part of a leaf or leaflet; leaf blade View Illustration

Lanate
Covered with long, soft, dense and curled and matted erect hairs, wooly

Lance
A long straight object, sharpened to a point

Lanceolate
Narrow pointed leaf, wider at the base or bottom, tapering to a point at the apex or tip View Illustration

Lanuginous; lanuginose
Wooly or cottony, with hairs somewhat shorter than lanate

Lateral
On the side of a structure or at the nodes of axis

Lax; laxly
Loose or widely spaced; lacking in rigor, strictness or firmness

Leaf Base
The portion of a leaf where the petiole attaches to the leaf

Leaf Blade
Lamina

Leaf Incision
The depth of the blade/leaf margin indentions to the umbo or central point of the leaf

Leaf Opposed
With two leaves at one node, each on the opposite side of the axis from the other

Leaf Tip
Leaf tip (apex) types are determined by the angle they form, by the pointedness of the tip, and by the curving either convex or concave towards the tip

Leaflet
A small leaf or a leaf-like part

Lenticel
One of many raised, lens-shaped, porous tissues, in a stem or fruit

Lepidote
Covered with small scales

Liana
Woody vine plant that grows on the trunks and branches of trees

Lianescent Begonias
Plants that climb, supported by adventitious roots, different from less efficient climbing scandent plants where they grow upwards using any nearby supports

Ligneous
Woody; consisting of or having the texture or appearance of wood

Ligulate
Strap-shaped

Linear
Very narrow in relation to its length, with its sides mostly parallel to each other

Linguiform
Tongue-shaped

Lobe; lobate; lobulate; lobed
With sinuses (incisions) less than halfway (usually within the first third) from the margin to the umbo

Locule
A chamber or cavity within a flower’s ovary

Long Acuminate Apex
A leaf apex that starts out straight or convex then changes to concave and gradually comes to a point and the angle it makes is less than 60 degrees. If the angle is more than 90 degrees that it is a short acuminate apex

Long-ciliate
Bearing long cilia

Lorate
A leaf that is strap-shaped with obtuse apex

Lunate
Shaped like the moon in its first or last quarter when it appears to have one concave edge and on convex edge


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