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A continuation of the petiole, extending from the base to the apex of the lamina of a leaf.

Folded lengthwise along the midrib, the upper face being within; -- said of leaves or petals in vernation or æstivation.

A rib or vein of a leaf, especially the midrib.

Having the nerves spring from the midrib.

Cut into distinct parts, by incisions which reach the midrib; - - said of a leaf.

Running or extending out; as, an excurrent midrib, one which projects beyond the apex of a leaf; an excurrent steam or trunk, one which continues to the top.

Having the veins (of a leaf) diverging from the two sides of a midrib.

lar bundles or ribs of a leaf, especially when these extend straight from the base or the midrib of the leaf.

Divided, as a palmate leaf, down to the midrib, so that the parenchyma is interrupted.

Cleft so that the divisions reach nearly, but not quite, to the midrib, or the base of the blade; -- said of a leaf, and used chiefly in composition; as, three-parted, five-parted, etc. Gray.

Divided in a pinnate manner, with the divisions not reaching to the midrib.

The continued stem or midrib of a pinnately compound leaf, as in a rose leaf or a fern.

piked inflorescence, and long grasslike leaves which are usually rough on the margins and midrib. There are several hundred species.

ck the cured leaves from the stalks of (tobacco) and tie them into "hands"; to remove the midrib from (tobacco leaves).

line resembling a seam; as, the dorsal suture of a legume, which really corresponds to a midrib.

Divided into three parts or segments by incisions extending to the midrib or to the base; -- said of leaves.