BULLETIN OF THE BUSSEY INSTITUTION. 53 
1. Horse-chestnut wood (Aesculus hippocastanum). Limb 0.5 inch in 
diameter, cut from an old tree at Scituate, Mass., November 25, 1902. 
2. Apple-tree wood (Pyrus malus). Limb 1 inch in diameter, cut from 
a tree at the Bussey Institution, September 18, 1902. 
A. The product of the hydrolysis of 22 grm. of the air-dried wood 
gave no distinct indication of mannose, though some suspicious 
globules were noticed in the first test both of the evaporated 
and the unevaporated liquors. 
B. Hence another hydrolysis was made, the results of which gave no 
_ positive results. 
3. Linden wood (7uia Europea). Limb 1.5 inch in diameter, cut from 
a tree at the Bussey Institution, November 10, 1902. 
4. Purple Lilac wood (Syringa vulgaris). A stem 0.25 to 0.50 inch in 
diameter, collected at the Bussey Institution, September 18, 1902. 
5. Chestnut wood (Castanea vesca, the common American variety). Limb 
1.75 inches in diameter, cut from a tree at Hingham, Mass., March 9, 1903. 
6. Sassafras wood (Sassafras officinale). Limb 1.5 to 1.75 inches in 
diameter, cut from a tree at Hingham, Mass., March 28, 1903. 
7. Black Wild Cherry, ‘‘ Rum Cherry” (Prunus serotina). Limb 1 inch 
in diameter, cut from a tree at the Bussey Institution, September 18, 1902. 
_ 8. Box Elder wood (Negundo aceroides). Limb 1.75 to 2 inches in 
diameter, cut from a tree at Plymouth, Mass., November 8, 1902. 
9. Kentucky Yellow Wood (Cladrastis tinctoria). Limb 0.9 inch in 
diameter, cut from a tree at the Bussey Institution, October 3, 1902. 
10. Honey Locust wood (Gleditschia triacanthos). Limb 1 inch in dia- 
meter, cut from a tree at the Bussey Institution, February 25, 1903. Mannan 
had previously been detected in the seeds of Gleditschia triacanthos by Goret. 
Abstract in Hoffmann’s Jahresbericht der Agrikulturchemie, 1900, page 210. 
11. Common Locust wood (Robinia pseudacacia). Limb 1.25 inch in 
diameter, cut from a tree at Hingham, Mass., March 1, 1903. 
12. Mulberry wood (Morus alba). Limb 2.5 inches in diameter, that 
showed 21 annual rings, cut from an old tree at Hingham, Mass., November 1, 
1902. Only the sap wood of this specimen was examined. 
13. Rhododendron maximum. Wood of a stem half an inch in diameter ; 
cut April 2, 1903, at Reading, Mass. 
14. Mountain Laurel wood (Kalmia latifolia). Stem 0.25 to 0.40 inch 
in diameter, collected early in April, 1903, at Reading, Mass. 
15. Mahonia wood. Stem 0.25 to 0.05 inch in diameter, collected early 
in April, 1903, at Reading, Mass. 
16. Andromeda. Wood of a stalk 0.25 to 0.4 inch in diameter, collected 
early in April, 1903, at Reading, Mass. 
17. Ilex crenata. Wood of a stalk 0.25 to 0.75 inch in diameter, collected 
early in April, 19038, at Reading, Mass. 
For the specimens Nos. 138, 14, 15, 16, and 17, of non-coniferous ever- 
green shrubs, I am indebted to the courtesy of Mr. A. Chandler Manning of 
the Reading Nursery, Reading, Mass. 
