Orchidaceae 59 



three-lobed, the middle longest, dilated and 

 two-lobed or notched at the tip ; spur slender, 

 shorter than the lip. 



This beautiful little orchid is abundant 

 throughout the Rockies in cool mossy spots 

 and rich woods; flowering in June. 



Plant 6-8 inches high from a 

 Lysiella short thick rootstock; stem 



obtusata 



(Pursh.) naked with a single obovate or 



Rydb. oblong leaf at the base ij-2j 



Small inches long, J-iJ inches wide, 



ort rn obtuse. Flowers few in a slender 



Bog-orchid. 



spike, yellowish-green ; upper 

 sepal round, ovate, erect, surrounding the 

 broad column; lateral sepals reflexed and 

 spreading; petals lanceolate, smaller; lip 

 entire, linear-lanceolate, and deflexed; spur 

 slightly curved especially at the tip, shorter 

 than the ovary. 



Frequent throughout the Rockies in the 

 lower valleys, in cool shaded spots growing 

 in moss, on the borders of streams, ponds, 

 or lakes ; flowering in June. 



