[Solidago bellidiflora Greene] - FNA 

 [Solidago decumbens Greene var. decumbens] - HDH 

 [Solidago glutinosaNutt.] - HDH 



[Solidago glutinosaNutt. var. nana (A.Gray) Croquist] - FNA 

 [Solidago humilis Pursh var. nana A. Gray in A. Gray] - FNA 

 [Solidago simplex Kunth] - RMC. DornOI 



[Solidago simplex Kunth subsp. simplex var. nana (A. Gray) G. S. Ringius] - FNA, IMF, KTZ 

 [Solidago spatulata DC. var. nana (A. Gray) Cronquist] - UTF, W&W 

 | Solidago spatlmlala Kunth var. nana (A. Gray) Cronquist] - W&W 1 

 Solidago simplex Kunth var. simplex - SF!, W&W 1 , E/W 

 [Aster bonplandii Kuntze] - FNA 

 [Aster confertiflorus (DC.) Kuntze] - FNA 

 [Solidago aureola Greene] - FNA 

 [Solidago decumbens Greene] - FNA 



[Solidago decumbens Greene var. oreophila(Rydb) Fernald] - FNA, HDH 

 [Solidago multiradiata Ait. var. neomexicana (A. Gray) Wooton & Standi.] - FNA 

 [Solidago oreophila Rydb.] - FNA 

 [Solidago simplex Kunth] - RMC 



[Solidago simplex Kunth subsp. simplex var. simplex] - FNA, IMF. KTZ 

 [Solidago spathulata DC. var. glutinosa (Nutt.) D. D. Keck] - FNA 

 | Solidago spathulata DC. var. neomexicana (A. Gray) Cronquist] - UTF, W&W 

 [Solidago vespertina Piper] - FNA 

 (Solidago virganrea I., var. eonienifloivr (DC.) Kurtz| - FNA 



Solidago speciosa Nutt. var. pallida Porter - DornOI, KTZ, SFE. W&W. E 

 [Solidago pallida (Porter) Rydb.] - HDH 



[Solidago speciosa Null. var. rigidiuscula Torr. & A. Gray] - GPF 

 [Solidago speciosa Nutt. subsp. pallida (Porter) Scruple] - FNA 



Solidago velutina DC. subsp. sparsiflora (A. Gray) Semple - FNA 



[NS - more extensive synonymy in FNA 20: 160] 

 [Solidago velutina DC] - DornOI, FNA, IMF, KTZ, SF!, W&W, E/W 

 [Aster velutinus (DC.) Kuntze] - FNA 

 [Solidago sparsiflora A. Gray] - GPF, HDH, UTF 

 Solidago wrightii A. Gray - FNA, SFE 



[Aster brilonii Kuntze] - FNA 



[Solidago bigelovii A. Gray] - FNA 



[Solidago bigelovii A. Gray var. wrightii (A. Gray) A. Gray] - FNA 



[Solidago wrightii A. Gray var. adenophora S. F. Blake] - KTZ, W&W, E 



# Sonchus arvensis L. - DomOl, SF!, UTF, W&W, E/W 



[Sonchus arvensis L. subsp. arvensis] - FNA, GPF, KTZ 

 [Sonchus arvensis L. var. arvensis] - HDH, IMF 



# Sonchus asper (L.) Hill - DornOI, FNA, GPF, HDH, IMF, KTZ, SF!, UTF, W&W, E/W 



# Sonchus oleraceus L. - DornOI, FNA, GPF, HDH, IMF, KTZ, SF!, UTF, W&W, E/W 



# Sonchus uliginosus M. Bieb. - DornOI, SF!, UTF, W&W, E/W 



[Sonchus arvensis L. var. glabrescens Gunther, Grab. & Wimm.] - HDH, IMF 

 | Sonchus arvensis I., subsp. uliginosus (M. Bieb.) Ny man] - FNA. GPF, KTZ 

 [Sonchus uliginosus M. Bieb. subsp. glabrescens Guenther] 



Sphaeromeria argentea Nutt - DornOI, FNA, IMF, KTZ, SFW, W&W, W 



[Tanacetum nuttallii Torr. & A. Gray] - HDH 

 Sphaeromeria capitata Nutt. - DornOI, FNA, IMF, KTZ, SFW, UTF, W&W, W 



[Tanacetum capitatum (Nutt.) Ion. & A. Gray] - FNA 



# Sphaeromeria simplex (A. Nels.) Heller - DornOI, FNA, KTZ 



[Tanacetum simplex A. Nels.] - KTZ 



Snow, N. January 200'). Checklist of Vascular Plants ol'lhe Southern Rock\ Mountain Region. (Version 3). 



