INDEX. 45 



Page. 

 Sarnthein, L. von, Dalla Torre, K. W. von, and Magnus, P. W., on the geo- 

 graphic distribution of Lenzitos w])iaria 9. 30 



Schaelfer, J. C, on the geographic distribution of Lenzite.s sepiaria 9, 31 



Scherbius, J., Gartner, P. G., and Meyer, B., on the geographic distribution of 



Lenzites sepiaria 9, 31 



Schraiik, F. von Paula, on the geographic distribution of Lenzite.s .se])iaria 9, 31 



Schrenk, H. von, and Uill, P^eynolds, on the methods for prevention of decay 



of timber ■ 27, 28, 35 



investigations of Lenzites sepiaria 9, 10, 11, 12, 27, 28, 29, 35, 3G 



Schroeter, J., on the geographic distribution of Lenzites sepiaria 9, 33 



Scliweiuitz, L. D. von, on the geograi)hic distribution of Lenzites sepiaria 11,31 



Seasoning of timber, objects attained 27, 28, 30 



Secretan, Louis, on the geographic distribution of Lenzites sepiaria 9, 31 



Seejuoia, probable host of Lenzites sepiaria 12 



Sesia hirsuta, synonym for Lenzites sepiaria 14 



Seymoiu-, A. B., and Farlow, W. G., on the host woods of Lenzites sepiaria. . 11, 12, 33 



Sherfesee, W. F., on the methods of preserving timber from decay 27, 28, 37 



Smith, C. S., on the methods of preserving timber from decay 27, 28, 37 



W. G., on the geographic distribution of Lenzites sepiaria 8, 34 



Somers, J., on the geographic distribution of Lenzites sepiaria 9, 32 



Sommerfeldt, S. C, investigations of Lenzites sepiaria 9, 12, 31 



Sowerby, J., on the geographic distribution of Lenzites sepiaria 8, 31 



Spaulding, Perley, on the presence of Lenzites sepiaria on wood of living trees. . 12 36 



use of sulphuric acid as a fungicide 19, 37 



Specimens, Lenzites sepiaria, location in cabinets, explanation of arbitrary signs. 8 



Spegazzini, C, on the geogi'aphic distribution of Lenzites sepiaria 9. 35 



Spirittine treatment for preserving timber from decay 28 



Sporophores, Lenzites sepiaria, character and development 14-17, 20, 30 



modification, curious example 17 



Sprague, C. J., on the geographic distribution of Lenzites sepiaria 10. 32 



Stevenson, John, on the geographic distribution of Lenzites sepiaria 8. 33 



Strasser, P. P., on the geographic distribution of Lenzites sepiaria 9. 35 



Summary of bulletin 29-30 



Tamarack, treated and untreated, durability tests 28-29 



Taxodium, probable host of Lenzites sepiaria 12 



Temperature, effect upon growth of wood-rotting fungi 26, 30 



Tests, boiling, effect upon structure of wood 21-22 



chemical, effect in preserving wood fi"om decay 19-20, 23, 24, 28-30 



Maule's potassium permanganate, reaction upon rotted wood 23 



microscopic, of the host woods of Lenzites sepiaria 23-24, 30 



Thallin sulphate, reaction upon rotted wood 23 



Thesleff, A., investigations of Lenzites sepiaria 9. 11. 12. 34 



Thuja, probable host of Lenzites sepiaria 12 



Thiimen, F. von, on the geograjdiic di.stribution of Lenzites s('])iaria 9. 32 



Tiemann, H. D., on the methods of preserving timber from decay 27, 36 



Ties, railroad, coniferous, relation of service to Lenzites sepiaria .. . 7, 8, 20, 28-29, 40 



Timber, coniferous, subject to attack by Lenzites sepiaria 7, 8. 11. 28-30. 40 



decayed, destruction advised 16, 29, 30 



treatment with chemicals to prevent decay 27, 28-30 



untreated, length of service 7. S, 20, 28-29 



value, cut in the United States in 1908 7, 8, 30 



214 



