1910] 



Hall-Goodspeed : Ch rysil 



229 



Chrysothamnus nauseosus var. frigidus 

 Chemical Analysis 



Place of Collection 



271 Laramie, Wyoming 



Date of 

 Collection 



Acetone lienzene 

 Extract Extract 

 Per cent. Per cent. 



July 7, 191S 16.60 1.S6 



Microscopical ICxamination 



Place of Collection 



262 Near Rock Hill, Utah 



Date of 

 Collection 



Estimated 

 Amount 



June 30, 1918 Traces 



Chrysothamnus nauseosus var. gnaphalodes 

 Chemical Analyses 



Place of Collection 



48 West of Lancaster, Calif. 



72 Benton, Calif. 



87 West of Lancaster, Calif. 



203 Kearsarge, Inyo Co., Calif. 



215 Schurz, Nev. 



447 Benton, Calif. 



448 Benton, Calif. 



449 Benton, Calif. 



561 Basalt, Nev. 



562 Basalt, Nev. 



577 Near Barstow, Calif. 



578 Near Barstow, Calif. 



658 Quinn River Valley, Nev. 



711 Near Victorville, Calif. 



712 Near Victorville, Calif. 



778 West of Lancaster, Calif. 



779 West of Lancaster, Calif. 



780 West of Lancaster, Calif. 



Microscopical Examinations 



Place of Collection 



13 Pyramid Lake Road, Nev. 



35 Pyramid Lake, Nev. 



41 Mojave, Calif. 



42 Mojave, Calif. 

 49 Lancaster, Calif. 



51 West of Owens Lake, Calif. 



53 Kearsarge, Inyo Co., Calif. 



59 Independence, Calif. 



63 West of Bishop, Calif. 



481 West of Mound House, Nev. 



482 Pyramid Lake, Nev. 



