CHRYSOTHAMNUS CIRSIUM 



CHRYSOTHAMNUS Nutt. (con.) 



C. NAUSEOSUS (Pall.) Britton ssp. 

 VISCOSUS Keck, a 

 variety or possibly a 

 synonym of C. n. var. 

 hololeucus 

 C. PANICULATUS (A. Gray) Hall 

 Bigelovia p. A. Gray 



Desert R. 



Parry R. 



Ericameria p. Rydb. 

 C. PARRYI (A. Gray) Greene 

 var. PARRYI 

 Bigelovia p. A. Gray 

 C. wyomingensis A. Nels. 

 Linosyris p. A. Gray 

 C . PARRYI (A. Gray) Greene var . 



ASPER (Greene) Munz 

 C. a. Greene 



C. p. ssp. a. Hall & Clements 

 C. PARRYI (A. Gray) Greene var. 



ATTENUATES (M. E. 

 Jones) Kittell 

 C. affinis A. Nels. 

 C . a. A. Nels . var. a. 



(M. E. Jones) A. Nels. 

 C. a. Rydb. 



C. p. ssp. a. (M. E. Jones) Hall 

 & Clements 

 C. PARRYI (A. Gray) Greene ssp. 



HOWARDI (Parry) Hall & 

 Clements 

 The necessary varietial combination 

 has not yet been made; 

 however, the other taxa 

 are not changed to con- 

 form with this name 

 Bigelovia h. Parry 

 C. h. Greene 

 Linosyris h. Parry 

 C. PARRYI (A. Gray) Greene var. 



MONOCEPHALUS (A. Nels. & 

 Kennedy) Jeps. 

 C. m. A. Nels. & Kennedy 

 C. nevadensis (A. Gray) Greene 



var. m. Smiley 

 C. p. ssp. m. Hall & Clements 

 C. PARRYI (A. Gray) Greene var. 



NEVADENSIS (A. Gray) Jeps. 

 Bigelovia n. A. Gray 



B. howardi var. n. A. Gray 



C. n. Greene 



C. p. ssp. n. Hall & Clements 



Linosyris h. var. n. A. Gray 

 C. PARRYI (A. Gray) Greene var. 



VULCANICUS (Greene) Jeps. 



C. p. ssp. v. Hall & Clements 



C. v. Greene 

 C. PULCHELLUS (A. Gray) Greene Southwest R. 



Bigelovia p. A. Gray 



Linosyris p. A. Gray 

 C. TERETIFOLIUS (Dur. & Hilg.) 



Hall Roundleaf R. 



Bigelovia t. A. Gray 



Ericameria t. Jeps. 



Linosyris t. Dur. & Hilg. 

 C. VASEYI (A. Gray) Greene 



Bigelovia v . A. Gray 



C. bakeri Greene 

 C. VISCIDIFLORUS (Hook.) Nutt. 



var. VISCIDIFLORUS Douglas R. 



Bigelovia douglasii A. Gray 



B. d. var. tortifolia A. Gray 



B. glauca (A. Nels.) Schumann 



B. v. DC. 



C. d. Clements & Clements 



Yellowbrush 



C. g. A. Nels. 

 C . leucocladus Greene 

 C. serrulatus (Torr.) Rydb. 

 C. stenolepis Rydb. 

 C. t. Greene 



C. v. var. s. (Torr.) Greene 

 C. v. var. s. (Rydb.) Blake 

 C. v. var. t. Greene 

 Linosyris s. Torr. 

 L. v. Torr. & Gray 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



ELEGANS (Greene) Blake 

 C . e . Greene 



C. v. ssp. e. Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



HUMILIS (Greene) Jeps. 

 C. h. Greene 



C. v. ssp. h. Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 

 LANCEOLATUS (Nutt.) 

 Greene 

 Bigelovia L A. Gray 

 C . 1. Nutt. 



C. v. ssp.L Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



LATIFOLIUS (D. C. Eaton) 

 Greene 

 C. 1. Rydb. 



C. v. ssp. 1. Hall & Clements 

 C. \TSCIDlFLORUS (Hook.) Nutt. var. 



LINIFOLIUS (Greene) Kittell 

 Bigelovia I. A. Nels. 

 C. 1. Greene 



C. v. ssp. 1. Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



PUBERULUS (D. C. Eaton) 

 Jeps. 



C. marianus Rydb. 

 C. p. Greene 



C. v. ssp. p. Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



PUMILUS (Nutt.) Jeps. Low Douglas R. 



C. p. Nutt. 



C. v. ssp. p. Hall & Clements 

 C. VISCIDIFLORUS (Hook.) Nutt. var. 



STENOPHYLLUS (A. Gray) 

 Hall 



C . axillaris Keck 

 C . s . Greene 



C. v. ssp. s. Hall & Clements 



CICHORIUM L. 



C. INTYBUS L. 



CHICORY 

 Common C . 



THISTLE 



CIRSKJM Adans. (1, 5, 308, 323, 324) 

 C. ANDERSONII (A. Gray) Petrak 

 C. ARIZONICUM (A. Gray) Petrak 

 C. ARVENSE (L.) Scop. var. ARVENSE Canada T. 



C. a. var. mite Wimm. & Grab. 

 C. ARVENSE (L.) Scop. var. HORRIDUM 



Wimm. & Grab. 

 C. BIPINNATUM (Eastw.) Rydb. 



C. pulchellum (Greene) Woot. 



& Standi . var . b . 

 Petrak 



C. BREVIFOLIUM Nutt. 



C. palousense Piper 

 C. CALCAREUM (M. E. Jones) Woot. 

 & Standi. 



Cnicus c. M. E. Jones 

 C. CANOVIRENS (Rydb.) Petrak 



Carduus c. Rydb. 



1(H) 



