The sylva americana; or, A description of the forest trees indigenous to the United States, practically and botanically considered . distinctlytoothed. The flowers, as in the other species, are small and notvery conspicuous ; the seeds, unlike those of any other ash withwhich we are acquainted, are flat, oval and broader than theyare long. From its inferior dimensions this tree is not much used in thearts ; although it possesses properties of eminent utility. Blue Ash. Fraxinus quadrangulata. The Blue Ash is unknownto the Atlantic parts of theUnited States, and is foundonly in Tennessee, Kentu
The sylva americana; or, A description of the forest trees indigenous to the United States, practically and botanically considered . distinctlytoothed. The flowers, as in the other species, are small and notvery conspicuous ; the seeds, unlike those of any other ash withwhich we are acquainted, are flat, oval and broader than theyare long. From its inferior dimensions this tree is not much used in thearts ; although it possesses properties of eminent utility. Blue Ash. Fraxinus quadrangulata. The Blue Ash is unknownto the Atlantic parts of theUnited States, and is foundonly in Tennessee, Kentuckyand the southern part of requires the richest soil tobring this tree to blue ash frequentlyexceeds 60 or 70 feet inheight and 18 or 20 inchesin diameter. Its leaves arefrom 12 to 18 inches long,and are composed of two,three or four pair of leafletswith an odd one. Theleaflets are large, smooth,oval-acuminate, distinctlytoothed and supported by short petioles. The young shoots towhich the leaves are attached are distinguished by four oppositemembranes, three or four lines broad and of a greenish PLATE K A leaflet. Fig. 2. The seed. DENDROLOGY. 157 extending through their whole length : this character disappearsthe third or fourth year, leaving only the traces of its seeds are flat from one extremity to the other, and a littlenarrowed towards the base. The wood of the blue ash possesses the characteristic propertiesof the genus, and of all the species of the Western States it isthe most extensively employed and the most highly the habitual use that is made of it for the frame ofcarriages and for the felloes of wheels, it is generally selectedlor the flooring of houses, frequently for the exterior covering,and sometimes for the shingles of the roof; but for the lastpurpose the tulip tree is preferred. It is said that a blue colorcan be extracted from the bark of this tree. Black Ash, Fraxinus sambucifoUa. In
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Keywords: ., boo, bookcentury1800, booksubjectforestsandforestry, bookyear1832
