150 Rydberg : Rocky Mountain flora 



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Oreocarya hispidissima (Torr.) Rydb. 



Eritrichium glomeratitm hispidissimum Torr. Bot. Mex. Bound 

 140. 1859. 



v Oreocarya perennis (A. Nels.) Rydb. 



Oreocarya affinis perennis A. Nels. Erythea 7 : 67. 1899 



' Mertensia platensis Rydb. 



Mertensia polyphylla platensis Rydb. Bull. Torrey Club 31 : 638 



1904. 



'Agastache pallidiflora (Heller) Rydb. 



Brittonastrum pallidiflorum Heller, Bull. Torrey Club 26 : 62 1 



1899. 

 Brittonastrum Greenei Briquet, Ann. Conserv. & Jard. Geneve 6 



157. 1902. 



■ Madronella parvifolia (Greene) Rydb. 



Monardella parvifolia Greene, PL Baker. 3: 22. 190 1. 



' Madronella dentata Rydb. 



Monardella dentata Rydb. Bull. Torrey Club 31 : 641. 1904 



^ Mentha Penardi (Briquet) Rydb. 



Mentha arvensis Penardi Briquet, Bull. Herb. Boiss. 3:215. 1 895 



^Androcera rostrata (Dunal) Rydb. 



Solatium rostratnm Dunal, Hist. Sol. 234. 181 3. 

 Androcera lobata Nutt. Gen. Am. I : 129. 181 8. 



Pentstemon unilateralis Rydb. nom. nov. 



■tifli 



iifli 



1878. Not 



diflt 



a synonym of P. acumuiatus Benth. This was correct as far as Dr. 

 Gray's conception of the latter is concerned. Dr. Gray included 

 in P. acuminates at least four different plants. Of these, two have 

 very broad rounded clasping and abruptly acuminate upper leaves, 



