6O UNIVERSITY OF MISSOURI STUDIES [208 



361/2. HIEROCHLOE Gmel. HOLY GRASS. 



51^2. H. odorata (L.) R. and S. [Savastana odorata (L.) 

 Scribn ; H. borealis R. and S.] SWEET HOLY GRASS. 



Redrock lake, 10100 ft. (Ramaley & Robbins). 



LABRADOR to ALASKA; NEW JERSEY to ARIZONA; EUROPE: 

 ASIA. 



37. AEISTIDA L. TRIPLE-AWNED GRASS. 



52. A. fasciculata Torr. BUSHY POVERTY-GRASS. 



In the plains, scarce, 5100-5700 ft. (Daniels, 777). 

 KANSAS to CALIFORNIA; TEXAS to MEXICO. 



53. A. longiseta Steud. LONG-AWNED POVERTY-GRASS. 

 Abundant on the plains, mesas and foothills, 5100-8500 ft. 



(Daniels, 300). Also on the mountains between Sunshine 

 and Ward (Rydberg). 



ILLINOIS to WASHINGTON; TEXAS to MEXICO. 



38. STIPA L. PORCUPINE GRASS. 



54. S. comata Trin. & Rupr. WESTERN PORCUPINE GRASS. 

 Common on the plains and foothills, 5100-8500 ft. (Dan- 

 iels, 197). 



ALBERTA to ALASKA; NEW MEXICO to CALIFORNIA. 



55. S. viridula Trin. [S. parviflora Americana Schultes]. 

 GREENISH PORCUPINE GRASS. 



Common on the plains, mesas, and foothills, 5100-8500 

 ft. (Daniels, 301). Also at Gato (Rydberg). 

 SASKATCHEWAN to MONTANA; KANSAS to UTAH. 



56. S. Nelsonii Scribn. NELSON'S PORCUPINE GRASS. 



On the mesas, foothills, and mountain sides, 5700-10000 

 ft. (Daniels, 365). 



ASSINIBOIA to IDAHO and COLORADO. 



57. S. Scribneri Vasey. SCRIBNER'S PORCUPINE GRASS. 



On the plains, mesas, foothills and mountainsides, 5100- 

 9500 ft. (Daniels, 749). 



COLORADO to NEW MEXICO. 



