80 NATIVE VEGETATION AS AN INDICATOR 



Valeriana Jurjurcsccns {Nets.). -The roots of this 

 plant are slender and peculiarly scented, leaves entire, 

 flowers minute and numerous with greenish yellow corolla. 

 Fruit hairless, rough, and scaly. Found mostly in saline 

 meadow lands. 



REFERENCES 



i. Davy, J. B. Investigations on the Native Vegetation of Alkali Land*. 

 Cal. Sta. Rpt. 1895-97, pp. 53-75- 



2. Hilgard, E. W. Soils, pp. 527-549- (New York, 1906.) 



3. Jensen, C. A., and Strahorn, A. T. Soil Survey of the Bear River 



Area, Utah. U. S. D. A. Bur. Soils, Field Oper. 1904, p. 27. 



4. Kearney, T. H., Briggs, L. J., Shantz, H. L., McLane, J. W., and 



Piemersel, R. L. Indicator Significance of Native Vegetation in 

 Tooele Valley, Utah. Jour. Agr. Res. Vol. 1 (1914), PP- 35"4i7- 



5. Mackie, W. W. Reclamation of White-ash Lands Affected with Alkali 



at Fresno, California. U. S. D. A. Bur. Soils, Bui. 42 (1907), pp. 45~ 



47- 



6. Myers, H. C. Alkali Lands and Sugar-beet Culture. Jour. Soc. 



Chem. Ind. 22 (1903), pp. 782-785. 

 Also consult standard books on Botany. 



