OLEACEAE 



White Ash 

 Fraxinus americana L. {Fraxinus biltmoreana Beadle) 



HABIT. A medium-sized tree 50-80 feet high and 2-3 feet 

 in diameter (max. 125 by 6 feet); open, pyramidal crown. 



LEAVES. 8-12 inches long; 5-9 (mostly 7) leaflets, ovate to 

 oblong-lanceolate, 3-5 inches long, entire or obscurely toothed, 

 dark green above and paler and usually glabrous below, with 

 petiolules V^-Vi inch long. 



FLOWERS. In loose panicles; dioecious: corolla absent; 

 appearing with or before the leaves. 



FRUIT. Lanceolate; 1-2 inches long; wing terminal or 

 slightly decurrent along seed cavity; persistent into winter on 

 twigs. 



TWIGS. Rounded; rather stout; gray-green; lustrous; leaf 

 scars U-shaped with deep to shallow notch. Winter buds: small, 

 rounded, dark brown, nearly glabrous, inset in leaf scar. 



BARK. Thick; gray; closely fissured with narrow ridges. 



WOOD. Important; hard; heavy; strong; ring-porous; used 

 for handles, implements, containers, etc. 



SILVICAL CHARACTERS. Intermediate in tolerance; 

 moist sites; rapid growth; the most abundant and commonly 

 planted species. 



Texas Ash 



Fraxinus texensis (Gray) Sarg. 



This small tree of Oklahoma and Texas is very similar to white 

 ash, differing from it in having smaller leaves (5-8 inches long) 

 with 5 (rarely 7) leaflets 1-3 inches long. 



Two-Petal Ash 



Fraxinus dipetala Hook. & Arn. 



This shrubby species of central to lower California forms a 

 small tree. It is characterized by 4-angled twigs, a two petaled 

 corolla, 5 leaflets, and flowers which appear before the leaves 

 from leafless, axillary buds. 



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