16 



of several ironwoods found in the south of Florida. It is 

 among the commonest of the small trees in the region 

 where it grows, and attains a height of 20 to 30 feet, and 

 a diameter of six to ten inches. The wood is exceed- 

 ingly heavy and hard, and is rich brown in color. 



Bla<ck Jack {Qvercus marilandica) . — It is not one of 

 the valuable oaks, but in some localities trees of usable 

 size are found. It grows as far south as Tampa Bay. 



Black Olive Tree (Terminalia ivceras). — A tendency 

 to branch near the ground is characteristic of the black 

 olive tree. Trunks may be two feet or more in diameter 

 and fortj' feet high. The wood is exceedingly hard and 

 heavy, and is usually light yellow brown. The tree is 

 found on the southern keys. 



Black Sloe {Primus urnbellata). — A Florida name for 

 the tree is hog plum. The trunk is small and generally 

 crooked, the wood reddish brown and heavy. 



Black Walnut (Juglans nigra). — A little black wal- 

 nut, the well-known cabinet wood, is found in the west- 

 ern part of the State. 



Black Willow (Salix nigra). — Willow trees of commer- 

 cial size are not abundant in the State, but specimens 

 exist in many places. 



Blackwood {Avicennia' nitida). — This tree is often 

 called black mangrove. It reaches a diameter of one or 

 two feet and a height of 60 or 70. The wood is very 

 heavy and hard, and is nearly black. 



Blolly (Pisonia ohtusata). — The blolly is found in the 

 extreme south of the State, where it attains a height of 

 30 to .50 feet and a diameter 15 to 20 inches. The wood 

 is heavy and weak, and yellowish brown. 



Blue Beech {Corpiyins car oli nana). — The wood of blue 

 beech is strong, its color light, and the tree is generally 

 small and of poor form for lumber. 



