106 FOREST TREES OF NORTH AMERICA. 



188. Halesia tetraptera, Linnaeus, 



Spec. 2 ed. 636. Marshall, Arbustum, 57. Gtertner, Fruct. i, 160, t. 32, f. 2. Lamarck, Diet, ii, 66 ; 111. ii, 521, t. 404, f. 1. Alton, Hort. 

 Kew. ii, 125; 2 ed. iii, 143. Mcench, Meth. 507. Abbot, Insects Georgia i, t. 46. Willdenow, Spec, ii, 849; Enum. 496; Berl. 

 Baumz. 170. Cavanilles, Diss. vi, 338, 1. 186. Michaux, Fl. Bor.-Am. ii, 40. Persoon, Syn. ii, 4. Desfontaines, Hist. Arb. i, 216. 

 Nouveau Duharnel, v, 143, t. 45. Pursh, Fl. Am. Sept. ii, 449. Nuttall, Genera, ii, 82. Bot. Mag. t. 910. Elliott, Sk. i, 507. 

 Hayne, Dend. Fl. 66. Loddiges, Bot. Cab. 1. 1173. Sprengel, Syst. iii, 84. Guimpel, Otto & Hayne, Abb. Holz. 43, t. 35. Eaton, 

 Manual, 6 ed. 164. Don, Miller's Diet, iv, 6. London, Arboretum, ii, 1190, f. 1012, t. 196, 197. Spach, Hist. Veg. ix, 426. Eaton 

 & Wright, Bot. 260. A. De Candolle, Prodr. viii, 270. Browne, Trees of America, 366. Miers, Contrib. i, 191, t. 93. Darby, 

 Bot. S. States, 425. Cooper in Smithsonian Rep. 1858, 253. Agardh, .Theor. & Syst. PI. t. 22, f. 16, 17. Chapman, Fl. S. States, 

 271. Curtis in Eep. Geological Surv. N. Carolina, 1860, iii, 80. Wood, Cl. Book, 499; Bot. & Fl. 209. O'rsted in Saerskitt. Affcryk. 

 af Nat. For. Viden. Meddelt. Nos. 1-6, 18(56, 89, f. 2. Gray, Manual N. States, 5 ed. 310; Syn. Fl. N. America, ii 1 , 71. Koch, 

 Dendrologie, ii, 199. Young, Bot. Texas, 374. Vasey, Cat. Forest Trees, 18. 



RATTLEBOX. SNOW-DROP TREE. SILVER-BELL TREE. CALICO WOOD. 



Mountains of West Virginia to southern Illinois, south to middle Florida, central Alabama and Mississippi, 

 and through Arkansas to western Louisiana and eastern Texas. 



A tree 10 to 15 meters in height, with a trunk rarely 0.60 meter in diameter, or often a tall shrub ; generally 

 along streams, in rich soil ; most common and reaching its greatest development in the southern Alleghany 

 mountains; common in cultivation. 



Wood light, soft, close-grained, compact; medullary rays numerous, thin; color, light brown, the sap-wood 

 lighter; specific gravity, 0.5628; ash, 0.40. 



NOTE. Halesia parviAora, Michaux, of southern Georgia, and Florida, does not attain the size or habit of a tree. 



OLEACE.E. 



189. Fraxinus Greggii, Gray, 



Proc. Am. Acad. vii, 64 ; Syn. Fl. N. America, ii 1 , 74. Hemsley, Bot. Am. -Cent, ii, 305. 

 F. ScMedeana, var. parvifolia, Torrey, Bot. Mex. Boundary Survey, 166. 



Western Texas, valley of the Bio Grande, from the San Pedro to the Pecos river; southward into Mexico. 



A small tree, sometimes 7 to 9 meters in height, with a trunk 0.10 to 0.15 meter in diameter (Lampasas 

 mountains, Mexico, Buckley], or often a graceful shrub; limestone soil. 



Wood heavy, hard, very close-grained, compact; layers of annual growth and medullary rays obscure; color, 

 brown, the sap-wood lighter; specific gravity, 0.7904; ash, 0.93. 



190. Fraxinus anomala, Torrey; 

 Watson in King's Rep. v, 283. Parry in Am. Nat. ix, 203. Vasey, Cat. Forest Trees, 20. Gray, Syn. Fl. N. America, ii 1 , 74. 



Southwestern Colorado, McElmo river (Brandegce), southern Utah, Kanawa, Leeds, Silver Leaf, Labyrinth 

 canon of the Colorado river, valley of the Eio Virgen, near Saint George. 



A small tree, sometimes 6 meters in height, with a trunk 0.15 to 0.20 meter in diameter, with the habit of a 

 dwarf pear tree; common on elevated sandstone mesas and plateaus. 



Wood heavy, hard, coarse-grained, containing many large, open, scattered ducts, the layers of annual growth 

 marked by several rows of similar ducts; medullary rays numerous, thin; color, light brown, the sap-wood lighter; 

 specific gravity, 0.6597; ash, 0.85. 



191. Fraxinus pistacisefolia, Torrey, 



Pacific R. R. Rep. iv, 128 ; Bot. Mex. Boundary Survey, 166. Cooper in Smithsonian Rep. 1858, 260. Gray, Hall's PI. Texas, 19 ; 

 Syn. Fl. N. America, ii 1 , 74. Vasey, Cat. Forest Trees, 20. Rusby in Bull. Torrey Bot. Club, ix, 54. Hemsley, Bot. Am.-Cent. ii, 

 305. Watson in Proc. Am. Acad. xviii, 113. 



F. velutina, Torrey in Emory's Rep. 149. 



F. COriacea, Watson in Am. Nat. vii, 302, in part. Rothrock in Wheeler's Rep. vi, 186, t. 22. Vasey, Cat. Forest Trees, 20. . 



F. pistacicefolia, var. COriacea, Gray, Syn. Fl. N. America, ii 1 , 74. 



