Entire, when their general outline is completely filled out, so that the margin is an even line, without teeth or notches.

Serrate, or Saw-toothed, when the margin only is cut into sharp teeth, like those of a saw, and pointing forwards; as in Fig. [142].

Dentate, or Toothed, when such teeth point outwards, instead of forwards; as in Fig. [143].

Crenate, or Scalloped, when the teeth are broad and rounded; as in Fig. [144].

Repand, Undulate, or Wavy, when the margin of the leaf forms a wavy line, bending slightly inwards and outwards in succession; as in Fig. [145].

Sinuate, when the margin is more strongly sinuous or turned inwards and outwards; as in Fig. [146].

Incised, Cut, or Jagged, when the margin is cut into sharp, deep, and irregular teeth or incisions; as in Fig. [147].

Lobed, when deeply cut. Then the pieces are in a general way called Lobes. The number of the lobes is briefly expressed by the phrase two-lobed, three-lobed, five-lobed, many-lobed, etc., as the case may be.

140. When the depth and character of the lobing needs to be more particularly specified, the following terms are employed, viz.:—