Keel

The name given to the lower pair of petals of Papilionaceous flowers.

Labiate, lipped, as the flowers of many Labiatae, etc.

Lacteus

White with a faint tinge of blue.

Lacustris

Growing in lakes.

Lamina

The blade of a leaf.

Lanceolate

In the form of a lance-head, tapering to both ends.

Legume

A name given to the seed-vessel of the Pea family, opening in two valves and having the seeds attached to the ventral suture.

Linear

Narrow with parallel edges.

Littoralis

Growing on the sea-shore.

Loculicidal {dehiscence). - Splitting down the back between the divisions.

Lucidus

Shining.

Luteus

Yellow.