0.88] 



CLASSIFICATION AND DESCRIPTION 



157 



and with both sides bright green. Acorn globular, hardly J^ in. 

 long, cup shallow and saucer-shaped, almost sessile, in the axils of 

 last year's leaf -scars. A handsome, medium-sized tree; wood red- 

 dish, coarse-grained. In low ground. Common throughout. 



14. Q,u6rcus falcata, Michx. (SPAN- 

 ISH OAK.) Leaves obtuse or roundish 

 at base, 3- to 5-lobed above, the lobes 

 prolonged, mostly narrow, and the end 

 ones more or less scythe-shaped, bristle- 

 tipped, entire or sparingly cut-toothed, 

 soft-downy beneath. Foliage very vari- 

 able. Acorn ^ to J$ in. long, globose, 

 half inclosed in the hemispherical cup ; 

 nearly sessile. A tree, 30 to 70 ft. high, 

 large and abundant in the South ; bark 

 thick and excellent for tanning ; wood coarse-grained, dark brown 

 or reddish. New Jersey, south and west. 



15. Qu6rcus ilicifolia, Wang. (BEAR OK 

 BLACK SCRUB-OAK.) Leaves obovate, wedge- 

 shaped at base, angularly about 5-lobed (3 

 to 7), white-downy beneath, 2 to 4 in. long, 

 thickish, with short, triangular bristle-tipped 

 lobes. Acorn ovoid, globular, y z in. long. 

 A dwarfed, straggling bush, 3 to 10 ft. high. 

 Sandy barrens and rocky hills. New Eng- 

 land to Ohio, and south. 



16. Q,u6rcus aquatica, Walt. (WATER- 

 OAK.) Leaves thick, subevergreen, obo- 

 vate-wedge-shaped, smooth, tapering at 

 the base, sometimes obscurely 3-lobed at 

 the tip ; on the seedlings and the young 

 rapid-growing shoots often incised or sin- 

 uate-pinnatifid, and then bristle-pointed. 

 Acorn small, globular-ovoid, downy, in a 

 saucer-shaped cup, very bitter ; in the axils 

 of leaf -scars of the previous year. A very 

 variable tree, 30 to 40 ft. high, with 

 smooth bark. Wet ground. Maryland, 

 west and south. 



G. aau&tica. 



