243] FLORA OF BOULDER, COLORADO 95 



Order 13. AMARYLLIDALES. 

 Family 26. IXIACEAE Ecklon. Ixia family. 



102. SISYRINCHIUM L. Blue-eyed grass. 



274. S. alpestre Bickn. Alpine blue-eyed grass. 

 Mountain meadows at Eldora, 8600 ft. (Daniels, 648). 

 Colorado. 



275. S. angustifolium Miller. Narrow-leaved blue-eyed 

 grass. 



Common in meadows and about streams throughout ex- 

 cept at the higher elevations, 5100-9000 ft. (Daniels, 72). 

 Also at North Boulder Peak (Rydberg). 



Newfoundland to Mackenzie and British Columbia; 

 Virginia to Colorado. 



103. IRIS L. Fleur-de-lis. 



276. I. Missouriensis Nutt. Missouri blue flag. 



In swales and wet meadows about Boulder, 5100-6000 ft. 

 (Daniels). Common at 8000-9000 ft. at Eldora, Hesse, Mil- 

 ler's Ranch (Ramaley). Near Long's Peak (Coulter in Wa- 

 bash College Herb.) 



North Dakota to Idaho; Colorado to California. 



Order 14. ORCHIDALES. 

 Family 27. ORCHID ACEAE Lindl. Orchis family. 



104. LIMNORCHIS Rydb. Bog orchis. 



277. L. stricta (Lindl.) Rydb. Narrow-spiked bog orchis. 

 Subalpine bogs and springy mountainsides at Eldora, 



8600-10000 ft. (Daniels, 993). 



Montana to Alaska; Colorado to Washington. 



278. L. viridiflora (Cham.) Rydb. Green-flowered bog or- 

 chis. 



Common in deep canons and about springs throughout 

 the mesas, foothills, and mountains, 5800-10000 ft. (Daniels, 

 69). 



Alberta to Alaska and Colorado. 



