834 MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



Aira alpicola Rydb., Fl. Rocky Mount, ed. 2. 1112. 1922. Based on Des- 

 champsia alpicola Rybd. 



The following names based on Deschampsia brevifolia R. Br. (Sup. App. Parry's 

 Voy. 191. 1821) described from Melville Island, Arctic America, and not known 

 from the United States, have been misapplied to D. caespitosa by various American 

 authors: 



Aira arctica Spreng., Syst. Veg. 4: Cur. Post. 32. 1827. Based on Des- 

 champsia brevifolia R. Br. 



Aira caespitosa var. arctica Thurb.; A. Gray, Acad. Nat. Sci. Phila. Proc. 

 1863: 78. 1863. Based on Deschempsia brevifolia R. Br. 



Deschampsia brachyphylla Nash, in Rydb., Mem. N.Y. Bot. Gard. 1: 37. 1900. 

 Not D. brachyphylla Phil., 1896. Based on D. brevifolia R. Br. 



Deschampsia curtifolia Scribn., U.S.Dept.Agr., Div. Agrost. Circ. 30: 7. 1901. 

 Based on D. brachyphylla Nash. 



Deschampsia arctica Merr., Rhodora 4: 143. 1902. Based on Aira arctica 

 Spreng. 



Aira curtifolia Rydb., Fl. Rocky Mount, ed. 2. 1112. 1922. Based on 

 Deschampsia curtifolia Scribn. 



Other names based on Old World species were misapplied to Deschampsia 

 caespitosa by Beal: 



Deschampsia caespitosa var. bottnica Vasey; Beal, Grasses N.Amer. 2: 369. 

 1896. Based on Aira bottnica Wahl. 



Deschampsia caespitosa var. brevifolia Vasey; Beal, Grasses N.Amer. 2: 369. 

 1896. Based on Aira brevifolia Bieb. 



Deschampsia caespitosa var. montana Vasey; Beal, Grasses N.Amer. 2: 369. 

 1896. Based on D. montana Schur. 



(1) Deschampsia danthonioides (Trin.) Munro; Benth., PL Hartw. 342. 1857. 



Based on Aira danthonioides Trin. 



Aira danthonioides Trin., Mem. Acad. St. Petersb. VI. Math. Phys. Nat. 

 1: 57. 1830. Western North America. 



Deschampsia calycina Presl, Rel. Haenk. 1: 251. 1830. "Peru" is the pub- 

 lished locality, but the type specimen is labeled Monterey, Calif., Haenke. 



Aira calycina Steud., Syn. PI. Glum. 1: 220. 1854. Based on Deschampsia 

 cdlt/ciTid Presl 



Trisetum glabrum Buckl., Acad. Nat. Sci. Phila. Proc. 1862: 100. 1863. "Texas 

 Dr. Linsecum." [Locality probably erroneous, the plants bearing this ticket 

 in the herbarium of the Academy of Sciences, Philadelphia, being very like 

 two on the same sheet labeled "Rocky Mountains of Columbia, Nuttall." 

 The species is not otherwise known east of Arizona.] 



Deschampsia gracilis Vasey, Bot. Gaz. 10: 224. 1885. San Diego, Calif., 

 Orcutt [1072]. 



(2) Deschampsia elongata (Hook.) Munro; Benth., PL Hartw. 342. 1857. 

 Based on Aira elongata Hook. 



Aira elongata Hook., Fl. Bor. Amer. 2: 243. pi. 228. 1S40. Columbia River, 



Douglas. 

 Deschampsia elongata var. ciliata Vasey; Beal, Grasses N.Amer. 2: 371. 1896. 



Oregon, Howell; California, Anderson, [Santa Cruz, type]. 

 Deschampsia elongata var. tenuis Vasey; Beal, Grasses N.Amer. 2: 372. 1896. 



Santa Cruz, Calif., Jones 2201. Published as new in Jepson, Fl. West. Mid. 



Calif. 51. 1901, Davy 213 (error for 4213), Evergreen, Santa Clara County, 



Calif., cited as type. 

 Deschampsia ciliata Rydb., Fl. Rocky Mount. 60. 1917. Based on D. elongata 



var. ciliata Vasey. 

 Aira vaseyana Rydb., FL Rocky Mount, ed. 2. 1112. 1922. Based on Des- 

 champsia elongata var. ciliata Vasey. 

 (4) Deschampsia flexuosa (L.) Trin., 'Mem. Acad. St. Petersb. VI. Sci. Nat. 



2 1 : 9. 1836. Based on Aira flexuosa L. 

 Aira flexuosa L., Sp. PL 65. 1753. Europe. 

 Avena flexuosa Mert. and Koch, in Roehl, Deut. Fl. ed. 3. I 2 : 570. 1823. Based 



on Aira flexuosa L. 

 Avenella flexuosa Pari., Fl. Ital. 1: 246. 184S. Based on Aira flexuosa L. 

 Lerchenfeldia flexuosa Schur, Enum. PL Transsilv. 753. 1866. Based on Aira 



flexuosa L. 

 Podionapus flexuosus Dulac, Fl. Haut. Pyr. 83. 1867. Based on Deschampsia 



flexuosa Trin. 

 Salmasia flexuosa Bubani, Fl. Pyr. 4: 319. 1901. Based on Aira flexuosa L. 

 (6) Deschampsia holciformis Presl, Rel. Haenk. 1: 251. 1830. Monterey, 



Calif., Haenke. 



