610 Rydberg: Rocky Mountain flora 



Colorado: Near Boulder, July, 1902, F. Tweedy 481 S {ty^c\ 

 Alberta: BanflT, July 21, 1900, //*. B. Lazvson, 



/ 



Juncoides intermedium (Thuill.) Rydb. 



Tuncus t7i fermedms ThuWL Fl. Env. Paris, ed. 2. 178. 1799- 

 li/neus viidtifloriis Ehrh. ; HofTm. Fl. Deutschl. ed. 2. i: 169. 



1800, Not J. midtiflorus Retz. 1795- 



This is the plant that has been known in America under the 

 name Liizida campestris or Juncoides campestre, but this North 

 European species is found, if at all on this continent, only in the 



extreme northeastern portion. 



/ 



medium by its fewer, larger and nodding spikelets. The name 

 /uncus multiflorus dates back as far as 179 1, when Ehrhart issued 

 his set of grasses, sedges, etc., but as far as can be ascertained, it 

 was never published for this plant before 1800, in the revised 



■ 



edition of Hoffmann's Flora, 



•^Nemexia lasioneuron (Hook.) Rydb. 



Smilax lasioneuroti Hook. Fl. Bor. Am. 2 : 173. 1838. 

 Nemexia herbacca uielica Aven Nelson, Proc. Biol. Soc. Wash. 

 17: 175. 1904. 



</ 



Ibidium porrifolium (Lindl.) Rydb. 



Spiranthes porrifolia Lindl. Gen. & Sp. Orch. 467. 1840. 



Mr. House * has shown that Ibidium Salisb. is the name that 



sed for Spiranthes Richard and Gyrostachys 



(Pers.) Kuntze ; Ophrys L. fc 



for Calypso Salisb. The Rocky Mountain species of the; 



which have not already been transferred, are given here. 



Salisb. 



>^Ophrys borealis (Morong) Rydb, 



Listera borealis Morong, Bull. Torrey Club 20 : 31. 1893 



/ 



Ophrys nephrophylla Rydb. 



Listera nephrophylla Rydb. Mem. N. Y. Bot. Gard. i: 108 



1900. 



Ophrys caurina (Piper) Rydb 



Listera caurina Piper, Erythea 6: 32. 1898 



New Yc'RK Botanical Garden. 



*Bull. Torrey Club 32 : 378-382. I905. 



