230 UNCLASSIFIED PUBLICATIONS [BoT. Absts., Vol. VIII, No. 2, June, 1921] 



boiled. The seeds are used for flour. The dried tubers contain about 68 per cent of digest- 

 ible carbohydrates and 15 per cent of proteids; the seed, 70 per cent of carbohydrates and 11 

 per cent of proteids. — /. J . Skinner. 



1580. ScHNEGG, H. Die Pilze und ihre volkwirtschaftliche Bedeutung. [Fungi and their 

 domestic significance.] Ber. Senckenberg. Naturf. Ges. Frankfurt a. M. 49: 90-91. 1919. — 

 A synopsis of a lecture on the utilization of mushrooms is here given. Their importance as 

 food for man and domestic animals is emphasized, and their employment in powdered form is 

 especially recommended. It is further suggested that woody shelf-fungi be used as a sub- 

 stitute for cork and kindling wood.- — A. W. Evans. 



1581. ScHDRHOFF, H. Die Verwertung der Brennesseln als Ge spins tfasern. [The utili- 

 zation of nettle-fibers in spinning.] Ber. Senckenberg. Naturf. Ges. Frankfurt a. M. 49: 73. 

 1919. — In this report of a lecture on nettle-fibers, the utilization on a commercial basis is 

 described, and the hope is expressed that these fibers may partially take the place of cotton 

 in Germany. — A. W . Evans. 



1582. Von Stietz, G. E. C. Molasses as fuel, and the manufacture of potash from the 

 ashes. Louisiana Planter and Sugar Manufacturer 64: 348-350. 1920. — Molasses can be 

 burned in combination with other fuels. The ashes have a very high content of potassium 

 salts. Methods of extracting and refining the ashes are given. — C. W. Edgerton. 



