40 



FORMS OF LEAVES. 



WE have here a nice collection of various shaped leaves. 

 It will save much description if I show them to you now, and 

 explain the terms used to express their various forms. 



The Violet, the Twayblade, and the Lime (fig. A), are 

 examples of heart-shaped leaves. That of the Marsh Penny- 

 wort (fig. B), Wall Pennywort, and garden Nasturtium serve 



to illustrate the luckier shape. The common Sorrel (fig. C), 

 and the Arrowhead have arrow-shaped leaves. The Bramble, 

 Trefoil, Laburnum, and Wood Sorrel have ternate leaves 

 (fig. D), or compound leaves composed of three leaflets. The 



Cinquefoil has five leaflets and the Rose seven. A 

 broad in the middle and tapering to the ends is called lance- 

 shaped. The Wood Hawkweed, Deadly Nightshade, and 

 Willow (fig. E), are our examples of this form. The Danish 



