930 MISC. PUBLICATION 200, U. S. DEFT. OF AGRICULTURE 



Poa californica Munro; Coulter, Man. Rocky Mount. 420. 1885. Not P. 



rnlifornica Steud., 1854. Based on P. andina Nutt. 

 Poo andfna var purpurea Vasey; Macoun, Cat. Can. PI. 2<: 223. 1888. 



Name only, for Macoun 92, Red Deer Lakes, Alberta. 

 Poa sheldoni Vasey, Contrib. U.S. Natl. Herb. 1: 276. 1893. Buena Vista, 



Poa pseudopratensis Scribn. and Rydb., Contrib. U.S. Natl. Herb. 3: 531. 

 pi. 20. 1896. Not P. pseudopratensis Beyer, 1819. Hot Springs, S.Dak. 

 Rydberg 1151. 

 Poa pratericola Rydb. and Nash, Mem. N.Y. Bot. Gard. 1: 51. 1900. Based 



on P. arida Vasey. 

 Poa fendleriana var. arida Jones, Contrib. West. Bot. 14: 14. 1912. Based 



on P. arida Vasey. 

 Poa pratensis var. pseudopratensis Jones, Contrib. West. Bot. 14: 15. 1912. 



Based on P. pseudopratensis Scribn. and Rydb. 

 Paneion aridum Lunell, Amer. Midi. Nat. 4: 222. 1915. Based on Poa arida 



Vasey. 

 Paneion pratericola Lunell, Amer. Midi. Nat. 4: 223. 1915. Based on Poa 



pratericola Rydb. and Nash. 

 Poa pratensiformis Rydb., Fl. Rocky Mount. 79. 1917. Based on P. 



pseudopratensis Scribn. and Rydb. 



Poa overi Rydb., Brittonia 1: 84. 1931. Custer County, S.Dak., Over 18100. 

 (12) Poa atropurpurea Scribn., U.S.Dept.Agr., Div. Agrost. Bull. 11: 53. pi. 10. 



1898. Bear Valley, San Bernardino Mountains, Calif., Parish 2968. 

 (42) Poa autumnalis Muhl.; Ell., Bot. S.C. and Ga. 1: 159. 1816. Columbia, 



S.C., Herbemont. 

 Poa flexuosa Muhl., Descr. Gram. 148. 1817. Not P. flexuosa Smith, 1800. 



Virginia, Carolina, and Cherokee [Tennessee]. 



Poa campyle Schult., Mant. 2: 304. 1824. Based on P. flexuosa Muhl. 

 Poa elliottii Spreng., Syst. Veg. 1: 338. 1825. Based on P. autumnalis Muhl. 

 Poa vestita Bosc; Steud., Nom. Bot. ed. 2. 2: 363. 1841. Name only. Caro- 

 lina. 



Poa hexantha Wood, Class-book 797. 1861. Atlanta, Ga. 

 (3) Poa bigelovii Vasey and Scribn.; Vasey, Descr. Cat. Grasses U.S. 81. 1885. 



Based on P. annua var. stricta Vasey. 

 Poa annua var. stricta Vasey, Bull. Torrey Bot. Club 10: 31. 1883. Rillita 



River, Ariz., Pringle. 

 (1) Poa bolanderi Vasey, Bot. Gaz. 7: 32. 1882. [Yosemite National Park], 



Calif., Bolander 6115. 

 Poa howellii chandleri Davy, Univ. Calif. Pubs., Bot. 1: 60. 1902. Siskiyou 



County, Calif., Chandler 1703. 

 Poa bolanderi chandleri Piper, Contrib. U.S. Natl. Herb. 11: 132. 1906. Based 



on P. howellii chandleri Davy. 

 (35) Poa bulbosa L. ? Sp. PL 70. 1753. France. 

 Poa bulbosa var. vivipara Koel., Descr. Gram. 189. 1802. Europe. 

 Paneion bulbosum var. viviparum Lunell, Amer. Midi. Nat. 4: 222. 1915. 



Based on Poa bulbosum var. vivipara Koch (same as Koel.). 

 (60) Poa canbyi (Scribn.) Piper, Contrib. U.S. Natl. Herb. 11: 132. 1906. 



Based on Glyceria canbyi Scribn. 

 Aira brevifolia Pursh, Fl. Amer. Sept. 1: 76. 1814. Not Poa brevifolia DC. 



Plains of the Missouri, Lewis. 

 Airopsis brevifolia Roem. and Schult., Syst. Veg. 2: 578. 1817. Based on 



Aira brevifolia Pursh. 

 Poa tenuifolia Nutt.; S. Wats., in King, Geol. Expl. 40th Par. 5: 387. 1871. 



Not P. tenuifolia L. Rich., 1851. Nevada, Watson 1318. 

 Poa tenuifolia var. rigida Vasey, in Wheeler Rept. U.S. Survey 100th Merid. 



6: 290. 1878. Name only. Nevada and Colorado [Wolf] 1138, 1140. 

 Poa tenuifolia var. elongata Vasey, in Wheeler, Rept. U.S. Survey 100th Merid. 



6: 290. 1878. Nevada, Colorado [Twin Lakes, Wolf] 1141. 

 Glyceria canbyi Scribn., Bull. Torrey Bot. Club 10: 77. 1883. Cascade 



Mountains, Wash., Tweedy and Brandegee in 1882. 



Aira missurica Spreng.; Jacks., Ind. Kew. 1: 68. 1893, as synonym of A. brevi- 

 folia Pursh, erroneously credited to "Spreng. Syst. 2: 578." Aira brevi- 

 folia Pursh is given in Spreng., Syst. 1: 276. 1825. 

 Poalaevis Vasey, Contrib. U.S. Natl. Herb. 1: 273. 1893. Not P. laevis 



R. Br., 1810. Montana, Scribner in 1883. 



Poa lucida Vasey, Contrib. U.S. Natl, Herb. 1: 274. 1893. Georgetown, 

 Colo., Patterson 73. 



