Sharpies.] 860 [May 16, 



Rhamnns lanceolata. Received from A. Gattinger, Nashville, 

 Tenn. A tall shrub, wood light brown, sap wood yellow. Sp. Gr 

 0.7059, 0.6980; av. 0.7020. Ash, 1.67, 1.69; av. 1.68. 



Zizyphus obtusifolius. Received from Charles Mohr, New 

 Braunfels, Texas. Shrub, wood light brown, sap wood pale yel- 

 low, close grained, hard. Sp. Gr. 0.9082, 1.0445, 0.9168 ; av. 0.9565 

 Ash, 1.94, 1.79; av. 1.87, per cent. 



Rhus Toxicodendron. Poison Ivy. Received from John Robin- 

 son, Beverly, Mass. This specimen was extremely poisonous to two 

 of the men employed in the shop where it was dressed ; two others 

 working by their side, and who actually dressed the wood, were 

 not affected by it! The wood is handsomely striped brown and 

 yellow, with light yellow sap. It is soft and easy to work. Sp. Gr. 

 0.4955,0.4969; av. 0.4962. Ash, 0.67,0.72; av. 0.70. 



Erythrina herbacea var. arborea. Collected by A. H. Curtiss on 

 Miami Key, on coral soil. Sp. Gr. 0.2643, 0.2396; av. 0.2520. Ash, 

 2:27, 2.23 ; av. 2.30. A second sample collected by Mr. Curtiss at 

 Caximbas Pass, growing on a shell soil, gave Sp. Gr. 0.1802, 

 0.1922 ; av. 0.1862. Ash, 7.72, 4.93 ; av. 6.33. The average of both 

 specimens was Sp. Gr. 0.2191. Ash, 4.32. 



Acacia flexicaulis. From S. B. Buckley, Austin, Texas. Shrub, 

 wood dark brown with a yellow sap, hard. Sp. Gr. 0.9042, 0.8840 ; 

 av. 0.8941. Ash, 1.51, 1.28; av. 1.40. 



Acacia constricta. C. G. Pringle, Santa Rita Mts., Arizona. 

 Wood dark reddish brown, sap wood pale yellow. Sp. Gr. 1.1620, 

 1.1680 ; av. 1.1650. Ash, 4.16, 4.42 ; av. 4.29. 



Parkinsonia florida. From S. B. Buckley, Austin, Texas. Wood 

 light brown, hard. Sp. Gr. 0.5123, 0.5200 ; av. 0.5162. Ash, 2.02, 

 2.28 ; av. 2.15. 



Pyrus malus. Apple. From G. W. Letterman, Allentown, Mo. 

 Wood pale brown, fine grained, hard. Those having old apple 

 trees to cut down will be well repaid if they have them sawed up 

 and made into furniture, as the wood takes a handsome finish. Sp. 

 Gr. 0.6735, 0.6530 ; av. 0.6633. Ast, 0.63, 0.70; av. 0.67. 



Cowania Mexicana. From M. E. Jones, Lewiston, Utah. Grew 

 on gravel, wood pale rosy brown, fine grained, hard, taking a beau- 

 ful polish; the veining is very handsome; the specimen received 

 was about 75 mm. in diameter. Sp. Gr. 0.5627, 0.5627; av. 0.5627. 

 Ash, 0.78, 0.58; av. 0.69. 



