Trees, Shrubs and Vines 
Double flowers: with additional petals, by transformation of 
stamens. 
Elliptical: long-oval. 
Emarginate: slightly notched at apex. 
Entire: a leaf-edge unbroken by teeth or lobes, Fig. 8, a. 
Even-pinnate.: with an even number of leaflets. 
Evergreen: retaining foliage over winter ;_ distinctively applied to 
the type of foliage in cone-bearing plants. 
Exserted: when stamens protrude above the top of the corolla- 
tube. 
Fascicled: densely clustered, and radiating from one point, as 
leaves in the larch. 
Filament: thread-like stem of anther, Fig. 12, a. 
Habitat: area of natural growth. 
Halberd-shaped: tapering, with abrupt lobes projecting at base, 
Fig. 5, h. 
Head: a globular mass of flowers, Fig. 19. 
Heart-shaped : referring especially to rounded indentation at base 
of leaf, Fig. 6, f. 
Involucre: cluster of bracts at base of a flower-cluster. 
Keeled: sharply ridged along the middle. 
Leaflets: the leaf-like subdivisions of a compound leaf, Figs. 2, 3. 
Lobed : \eaf-edge deeply cut, Fig. 8, d. 
Midrib: central vein in a leaf. 
Monopetalous : with all the petals more or less united, Fig. 11. 
Mucronate.: abruptly tipped with a short point. 
Obovate: reverse ovate, broad end at top. 
Odd-pinnate: with an odd number of leaflets. 
Opposite: with leaves on exactly opposite sides of stem, Fig. 4, b. 
Oval: somewhat flattened circle. 
Ovoid » applied to fruit when oval or ovate. 
Palmate leaf: with all its leaflets radiating from same point, 
Fig. 3. + 
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