FOREST TREES AND FOREST REGIONS OF THE U. S. 



23 



Name of tree 



Two-wing silverbell (Ilalesia 



diptera). 

 Snowbell (Styrax grandifolia) 



Blue ash (Fraxinus guadrangu- 

 lata). 



Black ash (Fraxinus nigra) 



Water ash (Fraxinus caroliniana) 



(Gulf)* water ash (Fraxinus 

 pauciflora). 



White ash (Fraxinus americana) 



Biltmore white ash (Fraxinus 

 biltmoreana) . 



Texas ash (Fraxinus texensis) — 



Mexican ash (Fraxinus berlandi- 

 eriana) . 



Red ash (Fraxinus Pennsylva- 

 nia) . 



Green ash (fraxinus pennsylva- 

 nica lanceolata) . 



Pumpkin ash (Fraxinus pro- 

 funda) . 



Swamp privet (Forestiera acu- 

 minata) . 



Fringetree (Chionanthus virgini- 

 ca). 



Devilwood (Osmanthus ameri- 

 canus) . 



(Florida) * devilwood (Osman- 

 thus floridana) . 



Geiger-tree (Cordia sebestena). 

 Strongback (Bourreria ovata) . 

 Anaqua (Ehretia elliptica) 



Where the tree grows 



Fiddlewood ( Citharexylonfruiti- 



cosum). 

 Blackwood (Avicennia nitida) . . 



Potato tree (Solanum verbasci- 

 folium) . 



Common catalpa (Catalpa big- 

 nonioides) . 



Hardy catalpa (Catalpa speci- 

 osa). 



Black calabash-tree (Enallagma 



cucurbitina) . 

 Fever tree (Pinckneya pubens) .. 



Princewood (Exostema caribae- 

 um). 



Coastal plain of Georgia west 



to eastern Texas. 

 South Atlantic and Gulf coast 



region. 



Michigan to Iowa, south to 

 Tennessee and Oklahoma. 



Northeastern United States. 

 (Cold swamps, along 

 streams and lakes). 



South Atlantic and Gulf coast 

 region. Deep swamps and 

 river bottoms. 



Southern Georgia, Florida. 

 Deep swamps and river bot- 

 toms. 



Eastern half of United States. 



Central portion of eastern 

 United States. 



Texas, except southern portion. 

 Western Texas 



Descriptive notes 



Most of the eastern United 

 States. (See variety below.) 



Eastern United States; west in 

 the Rocky Mountains. (Im- 

 portant variety of the above 

 species.) (See also p. 32.) 



Scattered, mostly east of the 



Mississippi River. 

 Central portion of eastern half 



of United States. 

 Pennsylvania south to Florida 



and west to Texas. 

 South Atlantic and Gulf coasts. 



Southern Florida- 



Southern Florida (tropical)-. 

 do 



Souther-n and western Texas. 

 Southern Florida (tropical) .. 



Gulf coast to Louisiana 



Southern Florida (tropical) „ 



Central portion of Southern 



States. 



Central Mississippi River 

 Basin. Widely planted for 

 its straight trunk. 



Southern Florida (tropical). 

 South Atlantic coast (rare) - 

 Southern Florida (tropical). 



Fruit 2-winged. Flowers in clusters 



(racemes) . Leaves 3 to 5 inches long. 



Leaves broadly oval, 2 to 5 inches long. 



Flowers white, in terminal clusters 



(racemes) . 



Branchlets square; leaves opposite, o f5 

 toll leaflets on short stems. Flowers 

 without calyx, perfect. 



Leaves opposite, of 7 to 11 leaflets with- 

 out stems (sessile). Branchlets 

 round. Flowers without calyx, 

 polygamous. 



Leaves opposite, leaflets 5 or 7 on stems. 

 Flowers with calyx, 2 kinds on sepa- 

 rate trees. Fruit often 3-winged. 



Leaves opposite, leaflets 3 or 5, more 

 pointed than above. Flowers like 

 above. Fruit 2-winged. 



Leaves opposite, of 5 to 9 leaflets each, 

 broadly oval, usually smooth and 

 whitish below (fig. 5, B). Flowers 

 of 2 kinds on separate trees. Impor- 

 tant timber tree. 



Leaves and branchlets fuzzy, 7 to 9 

 leaflets, whitish below. Leaves op- 

 posite. Wing of fruit mostly ter- 

 minal. 



Leaves opposite, mostly of 5 rounded 

 leaflets. 



Leaves opposite, of 3 or 5 long, narrow 

 leaflets. Wing extending halfway on 

 fruit body. 



Leaves opposite, of 7 or 9 tapering, 

 long-stemmed leaflets, slightly fuzzy 

 (also branchlets), green below. 

 Wing extending part way up the 

 fruit body. Flowers (2 kinds) on 

 separate trees. Important timber 

 tree. 



Same as above except smooth leaflets 

 and branchlets. Very difficult to 

 distinguish from red ash. A very 

 common ash. Important timber 

 tree. 



Leaves large, opposite, of mostly 7 

 leaflets, soft fuzzy below and on stem. 



Leaves opposite, elliptical, 2 to 4 inches 

 long. Flowers without petals, small. 



Leaves opposite, thick, smooth, oblong. 

 Flowers of 4 drooping white petals. 



Resembling fringetree, except flowers 

 small, tube shaped, and leaves ever- 

 green. 



Differs from Osmanthus americanus in 

 hairy flower clusters and larger 

 yellow -green fruit. 



Leaves 5 inches long. Flowers orange 

 color. 



Leaves oval. Flowers white. Fruit 

 orange-red. 



Leaves oblong, downy below . Flowers 

 tiny. , 



Leaves opposite, 3 to 4 inches long, 

 narrow. Flowers in long cluster. 



Leaves opposite, leathery, evergreen, 

 6 inches long. 



Leaves rank smelling, oval, 5 to 7 

 inches long. Small flowers. Yellow 

 berries. 



Leaves opposite, broadly heart-shape, 

 4 to 6 inches long. Flowers in 

 crowded clusters. Pods slender, 

 thin -walled. 

 Leaves opposite, longer pointed than 

 those of common catalpa. Flowers 

 in few-flowered clusters. Pods 

 thick-walled, relatively large in di- 

 ameter. 



Leaves 6 to 8 inches long, thick, shiny. 

 Fruit fleshy. 



Leaves opposite. Fruit 2-celled cap- 

 sule. 



Flowers long, tubular. Heavy, hand 

 some wood. 



