340 A MANUAL OF FORESTRY. 



23. WYCH ELM. 



Ulmus montana (Sm.). Urticacese. 



Difficult to distinguish from the last, but usually a 

 more spreading tree, with larger leaves, and the fruit 

 more oval, with a central seed, to which the incision 

 does not extend. 



Wood, seed, &c., much as in U. campestris. 



24. FIELD MAPLE. 

 Acer campestre (L.). Sapindacese. 



A small tree, or bush; the young branches covered 

 with corky wings, often very prominent, older ones with 

 fissured, red-brown, corky bark. 



Buds small, and, like the young shoots, hairy. 



Leaves smaller than those of the Sycamore, with three 

 to five blunt and sinuous lobes with deep depressions 

 between. Slightly pubescent, especially at the angles of 

 principal ribs. 



Flowers few, in lax erect corymbs. 



Fruit with the long axes of the two wings nearly in 

 a straight line. 



Wood with a pinker hue than the Sycamore. 



Seeds and seedlings very like the Sycamore, but the 

 first leaves are finely ciliated at the margins. 



25. SYCAMORE. 

 Acer pseudo-platanus (L.). Sapindaceas. 



Large tree, with dull yellowish to -greyish-brown 

 cortex, smooth till late in life. Bark scaly, throwing 



