44 FOREST TREES OF NORTH AMERICA. 



CALIFORNIA BUCKEYE. 



California, valley of the upper Sacramento river and Mendocino county, southward along the Coast ranges to 

 San Luis Obispo, and along the western foot-hills of the Sierra Nevada to the San Bernardino mountains. 



A low, widely-branching tree, 8 to 12 meters in height, with a short trunk 0.00 to 0.90 meter in diameter, often 

 greatly expanded at the base, or more often a much-branched shrub 3 to 5 meters in height; borders of streams, 

 reaching its greatest development in the canons of the Coast Range, north of San Francisco bay. 



Wood light, soft, not strong, very close-grained, compact; medullary rays numerous, obscure; color, white 

 slightly tinged with yellow, the sap-wood hardly distinguishable ; specific gravity, 0.4980 ; ash, 0.70. 



53. Ungnadia speciosa, Endlicher, 



AtactaBot. t. 36; Nov. Stirp. Desc. ix, 75. Torrey & Gray, Fl. N. America, i,684; Pacific R. R. Rep. ii,162. Walpers, Rep. i, 423; v, 

 371; Ann. vii, 625. Gray in Jour. Boston Soc. Nat. Hist, vi, 167; Genera, ii, 211, t. 178, 179; Smithsonian Contrib. iii, 38; v, 30 j 

 Mem. Am. Acad. new ser. v, 299 ; Hall's PI. Texas, 5. Fl. des Serres, x, 217, t. 1059. Torrey, Bot. Mex. Boundary Survey, 48. 

 Schnizlein, Icon. t. 230, f. 2, 8. Cooper in Smithsonian Eep. 1858, 265. Koch, Dendrologie, i, 515. Baillon, Hist. PI. v, 423. 

 Vasey, Cat. Forest Trees, 9. Watson in Proc. Am. Acad. xvii, 337. 



U. heterophylla, Scheele in Linneea, xxi, 589 ; Reamer, Texas, 589. 

 U. heptaphylla, Scheele in Linnaea, xxii, 352 ; Reamer. Texas, 432. 



SPANISH BUCKEYE. 



Valley of the -Trinity river (Dallas, Keverchon) through western Texas to the canons of the Organ mountains. 

 New Mexico (Bigelow) ; southward into Mexico. 



A small tree, sometimes 6 to 8 meters in height, with a trunk 0.15 to 0.20 meter in diameter, or toward its 

 eastern and western limits reduced to a low shrub ; common west of the Colorado river ; bottoms and rich 

 hillsides, reaching its greatest development in the valley of the Guadalupe river, between New Braunfels and 

 the coast. 



Wood heavy, soft, not strong, close-grained, compact, satiny, containing numerous evenly-distributed open 

 ducts; medullary rays numerous, inconspicuous; color, red tinged with brown, the sap-wood lighter; specific 

 gravity, 0.6332 ; ash, 1.17. 



Fruit reputed poisonous. 



54. Sapindus marginatus, Willdcnow, 



/ 



Enum. i, 432. Muhlenberg, Cat. 41. De Candolle, Prodr. i, 607. Sprengel, Syst. ii, 250. Don, Miller's Diet, i, 665. Spach, Hist. 

 Veg. iii, 54. Torrey & Gray, Fl. N. America, i, 255, (585 ; Pacific R. R. Rep. ii, 162. Eaton, Manual, G ed. 323. Eaton & 

 Wright, Bot. 411. Nuttall, Svlva, ii, 72, t. 65; 2 ed. ii, 19, t. 65. Leavenworth in AID. Jour. Sci. i, 49, 130. Eugelmaun & Gray 

 in Jour. Boston Soc. Nat. Hist, v, 241. Gray in Jour. Boston Soc. Nat. Hist, ri, 169; Genera, ii, 214, t. 180; Smithsonian 

 Contrib. iii, 38; Hall's PI. Texas, 5. Engelmann in Wislizeuus' Rep. 12. Torrey in Emory's Rep. 138; Marcy's Rep. 282; 

 Pacific R. R. Rep. iv, 2, 74 ; Bot. Mex. Boundary Survey, 47. Scheele in Kcciner, Texas, 433. Schnizlein, Icon. t. 230, f. 22. 

 Chapman, Fl. S. States, 79. Lesquereux in Owen's 2d Rep. Arkansas, 354. Wood, Cl. Book, 288; Bot. & Fl. 75. Porcher, 

 Resources S. Forests, 85. Young, Bot. Texas, 208. Vasey, Cat. Forest Trees, 9. Hemsley, Bot. Am. -Cent, i, 214. Watson in Proc. 



Am. Acad. xvii, 337. 







8. saponaria, Lamarck, 111. ii, 441, t. 307 [not Linnreus]. Michaux, Fl. Bor.-Arn. i, 242. Poiret in Lamarck, Diet, vi, 

 663, in part. Persoon, Syn. i, 444. Pursh, Fl. Am. Sept. i, 274. Nuttall, Genera, i, 257. Elliott, Sk. i, 460. Torrey 

 in Ann. Lye. N. York, ii, 172. Darby, Bot. S. States, 267. 



f S. inCEqualis, De Candolle, Prodr. i, 608. 



S. fdlcatUS, Rafinesque, Med. Bot. ii, 261. 



8. acuminata, Rafinesque, New Fl. 22. 



S. Drummondi, Hooker & Arnott, Bot. Beechey, 281 (excl. var.). Walpers, Rep. i, 417. 



WILD CHINA. SOAPBERRY. 



Atlantic coast, Savannah river to the Saint John's river, Florida, and on Cedar Keys ; southern Arkansas, 

 valley of the Washita river (Prescott, Letterman) through western Louisiana and Texas to the mountain valleys of 

 southern New Mexico and Arizona; southward into Mexico, and in the West Indies (? 8. incequalis). 



A tree, sometimes 15 to 18 meters in height, with a trunk rarely 0.60 meter in diameter; west of the Colorado 

 river much smaller, rarely 9 meters in height; along streams or toward the western limits of its distribution only 

 in mountain valleys, reaching its greatest development along the river bottoms of eastern Texas. 



