24 . KEY FOB THE DETERMINATION OF THE 



Leaves large, 10 to 30 inches long ; buds 



silky; rare; western, (p. 36.) Great-leavbd Magnolia. 



Leaves 10 to 15 inches long, with a deep 

 notch at the bottom, often collected at 

 the end of the twig ; buds not hairy ; 



high mountains, (p. 38.) Wahoo or Mountain Magnolia. 



Leaves 10 to 20 inches long, pointed at 

 each end, collected at the ends of the 

 twigs; along streams, (p. 37.) Umbrella Tree. 



{d) Leaves longer than broad. 2 to 8 inches long ; 

 twigs mostly brown, with from 2 to 5 buds 

 crowded at the top, other buds scattered 

 below ; fruit an acorn, i. e. a nut with the 

 base enclosed in a scaly cup. — Oaks. 



(1) Leaves not at all lobed or toothed, except 

 on vierorous shoots, wedge-shaped or tri- 

 angular or long and narrow in outline ; 

 leafstems short.— TFa/;er Oaks and Willow 

 Oaks. 



"1) Leaves green on both sides. 



Leaves 4 to 6 inches long, triangular 

 in outline, thick; buds large; twigs 

 thick ; acorn large, ^ inch wide ; 



small trees; bark rough, black, (p. 103.) Black-jack Oak. 



Leaves narrowly triangular, 2 to 3 

 inches long ; twigs slender ; buds 

 small and blunt ; nut small ; trees 



with smoothish gray bark ; eastern, (p. 105.) Water Oak. 



Leaves very narrow, pointed ; twigs 

 slender ; in the middle and eastern 

 parts of the State, usually in wet 



places, (p. 108) Willow Oak. 



Leaves paler beneath and downy ; 

 banks of streams along the Blue 



Ridge and to the westward, (p. 107) Shingle Oak. 



*2) Leaves whitened beneath, 2 to 5 inches 

 long ; extreme east. 



Leaves very narrow ; acorn small, 



globose, whitened ; small trees on dry (Willow Oak. 



sandy soil. (p. 107.) Barren or Upland 



Leaves broader, evei-green; large trees, 



on the coast, Avith a long acorn, (p. 96.) Live Oak. 



(2) Leaves more or less lobed, the divisions 



tipped with a bristle.— iied Oaks and 

 Slack Oaks. 

 *1) Leaves with a leafstem less than 1 inch 

 long. 



Leaves broad, 3-lobed at the top. (p. 103.) Black-jack Oak. 



Leaves narrow, ^ to 1 inch broad, with 



shallow lobes; on the sea coast, (p. 106.) Laurel Oak. 



Leaves about 2 inches wide with 3 



lobes at the top or shallow lobes on 



the sides ; mountains Lea's Oak^. 



Leaves green and smooth on both 



sides with many long, often curved 



iQuercus leaua, Nuttall. 



