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



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



calif ornica Steud., 1854. Based on P. andina Nutt. 

 Poa andina var. purpurea Vasey; Macoun, Cat. Can. PI. 2 4 : 223. 1888. 



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

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



Colo., Sheldon 615. 

 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 Rvdb. 

 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. 



