CATALOGUE OF FOREST TREES. 95 



RUBIACEJ]. 



160. Exostemma Caribaeum, Rcemer & Schnltes, 



Syst. v, 18. Sprengcl, Syst. i,705. De Candolle, Prodr. iv, 359. Don, Miller's Diet, iii, 481. Dietrich, Syn. i, 722. Spach, Hist. Veg. 

 viii, 395. Torrey & Gray, Fl. N. America, ii, 36. Chapman, Fl. S. States, 180. Grisebach, Fl. British West Indies, 324. 

 Guibourt, Hist. Drogues, 7 ed. iii. 187, f. 628. Gray, Syu. Fl. N. America, i 3 , 23. 



Cinchona Caribwa, Jacquin, Stirp. Amer. t. 176, f. 65. Gaertner, Fruct. i, 109, t. 33. Aiton, Hort. Kew. i, 228; 2 ed. i, 

 372. Lambert, Cinchoua, 38, 1. 12 (excl. syu. ). Andrews, Dot. Rep. vii, t. 481. 



Cinchona Jamaicencis, Wright in Trans. Royal Soc. Ixvii, 504, 1. 10. 



Semi-tropical Florida, on the southern keys ; through the West Indies. 



A small tree, sometimes 7 meters in height, with a trunk 0.20 to 0.30 meter in diameter. 



Wood very heavy, exceedingly hard, strong, close-grained, checking in drying, satiny, susceptible of a beautiful 

 polish ; medullary rays numerous, very obscure ; color, light brown, beautifully streaked with different shades of 

 yellow and brown, the sap-wood clear, rich yellow; specific gravity, 0.9310; ash, 0.23. 







161. Pinckneya pubens, Michaux, 



Fl. Bor.-Am. i, 103, t. 13. Willdenow, Enum. Suppl. 30. Aiton, Hort. Kew. 2 ed. i, 372. Michaux f. Hist. Arb. Ain.ii,276,t.24; N. 

 American Sylva, i, 180, t. 49. Pursh, Fl. Am. Sept. i, 158. Nuttall, Genera, ii, 37. Barton, Fl. N. America, i, 25, t. 7. Sprengel, Syst. 

 i, 705. Elliott, Sk. i, 269. Rafinesque, Med. Bot. ii, 57, t. 72. De Candolle, Prodr. iv, 366. Audubon, Birds, 1. 165. Eaton, Manual, 

 6 ed. 263. Don, Miller's Diet, iii, 486. Lindley, Fl. Med. 433. Spach, Hist. Veg. viii, 400. Eaton & Wright, Bot. 357. Torrey & 

 Gray, Fl. N. America, ii, 37. Browne, Trees of America, 354. Griffith, Med. Bot. 365, f. 174. Darby, Bot. S. States, 347. Cooper in 

 Smithsonian Rep. 1858,253. Chapman, Fl. S. States, 179. Wood, Cl. Book, 401; Bot. & Fl. 150. Porcher, Resources S. Forests, 

 404. Vasey, Cat. Forest Trees, 17. Gray, Syn. Fl. N. America, i 3 , 23. 



Cinchona Caroliniana, Poiret in Lamarck, Diet, vi, 40. 



P. pubescens, Persoon, Syn. i, 197. Gasrtner f. Fruct'. Suppl. 81, t. 194, f. 3. 



GEORGIA BAEK. 



South Carolina, near the coast; basin of the upper Apalachicola river in Georgia and Florida. 



A small tree, 6 to 9 meters in height, with a trunk 0.15 to 0.30 meter in diameter ; borders of streams, in low, 

 sandy swamps ; rare. 



Wood light, soft, weak, close-grained, checking badly in drying; layers of annual growth clearly marked by 

 four to six rows of large open ducts; medullary rays few, obscure; color, brown, the sap-wood lighter; specific 

 gravity, 0.5350 ; ash, 0.41. 



Infusions of the bark are successfully used in the treatment of intermittent fever, as a substitute for cinchona 

 (U. 8. Dispensatory, 14 ed.1734). 



162. Genipa clusiaefolia, Grisebach, 

 Fl. British West Indies, 317. Gray, Syn. Fl. N. America, i 2 , 29. 



Gardenia clusiaifolia, Jacquin, Coll. Appx. 37, t. 4, f. 3. Persoon, Syn. i, 199. De Candolle, Prodr. iv, 381 ; Dietrich, 

 Syn. i, 796. 



Randia clusiwfolia, Chapman, Fl. S. States, 179. Vasey, Cat. Forest Trees, 17. 



SEVEN-YEAR APPLE. 



Semi-tropical Florida, on the southern keys ; in the West Indies. 



A small, much-branched, knotty tree, sometimes 6 meters in height, with a trunk rarely exceeding 0.10 meter 

 in diameter, or in Florida more often a shrub ; saline shores. 



Wood very heavy, hard, close-grained, compact, susceptible of a beautiful polish; medullary rays numerous, 

 thin; color, rich dark brown shaded with orange, the sap-wood light yellow; specific gravity, 1.0310; ash, 1.06. 



The large insipid fruit popularly but incorrectly supposed to require seven years in which to ripen. 



