Chamomilla (see Matricaria) 



Chloracantha spinosa (Benth.) Nesom - KWA, KTZ 

 [Aster spinosus Benth.] - KWA, M&H, KTZ 

 [Erigeron ortegae Blake] - KTZ 

 [Leucosyris spinosa (Benth.) Greene] - KWA, KTZ 



Chlorocrepis (see Hieracium) 



Chrysanthemum 



[NS - generic boundaries unstable] 



* Chrysanthemum coccineum Willd. - KTZ, W&W 



# Chrysanthemum coronarium L. - HDH, KTZ, W&W 



[No known voucher at COLO] 



# Chrysanthemum leucanthemum L. - DornOl, GPF, IMF, UTF. E/W 



[Chrysanthemum leucantheniLim L. var. pinnatifidum Lecoq & Lamotte] - HDH 

 [Leucanthemum vulgare Lam.] - FNA, KTZ, SF!, W&W 



* Chrysanthemum maximum Ramond - W 



[NS - established in parts of Boulder County] 



[Leucanthemum maximum (Ramond) DC] - FNA, KTZ, SFW, W&W 1 



Chrysopsis (see Heterotheca) 



Chrysothamnus (see also Ericameria, Lorandersonia) 



(Identification sources: ) 



Chrysothamnus depressus Nutt. - FNA, HDH, IMF, KTZ, SF!, UTF, W&W, E/W 

 Chrysothamnus greenei (A. Gray) Greene - DornOl, FNA, IMF, KTZ, SF!, UTF, E/W 



[Bigelowiagreenei A. Gray] - FNA 



[Chrysothamnus greenei (A. Gray) Greene subsp. filifolius (Rydb.) H. M. Hall & Clem.]- HDH, W&W 



[Chrysothamnus greenei (A. Gray) Greene subsp. greenei] - HDH, W&W 

 Chrysothamnus vaseyi (A. Gray) Greene - DornOl, FNA, HDH, IMF, KTZ, SF!,UTF, W&W, 

 E/W 



[Bigelowia vaseyi A. Gray] - FNA 



Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. axillaris (D. D. Keck) L. C. Anderson - FNA 

 [NS - combination unavailable at varietal level for consistency with other infraspecific taxa] 

 [Chrysothamnus axillaris D. D. Keck] - FNA 

 Chrysothamnus viscidiflorus (Hook.) Nutt. var. lanceolatus (Nutt.) Greene - DornOl, IMF, UTF, 

 E 

 [Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. elegans (Greene) H. M. Hall & Clem.] -HDH, W&W 

 [Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. lanceolatus (Nutt.) H. M. Hall & Clem.] - FNA, GPF, HDH, 

 KTZ, SFE, W&W 



Chrysothamnus viscidiflorus (Hook.) Nutt. var. puberulus (D. C. Eaton) Jeps. - IMF, UTF 



[Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. puberulus (D. C. Eaton) H. M. Hall & Clem.] - HDH, KTZ, 

 W&W 



Chrysothamnus viscidiflorus (Hook.) Nutt. var. viscidiflorus - DornOl, IMF, UTF, E/W 



IClirvsotliamiuis viscidiflorus (Hook.) \ntt.| - SFW 



[Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. axillaris (D. D. Keck) L. C. Anderson | - KTZ. W&W 

 [Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. latifolius (D. C. Eaton) H. M. Hall & Clem.] - W&W 

 [Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. pumilus (Nutt.) H. M. Hall & Clem.] - HDH, W&W 



52 



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