MANUAL OF THE GRASSES OF THE UNITED STATES 851 



Poa nuttallii Kunth, Rev. Gram. 1: 116. 1829. Not P. nuttallii Spreng., 1825. 



Based on Poa tenella Nutt. 

 Eragrostis purshii Schrad., Linnaea 12: 451. 1838. North America; descrip- 

 tion inadequate; Gray, Man. ed. 2. 564. 1856. 

 Poa diandra Schrad., Linnaea 12: 451. 1838, as synonym of Eragrostis 



-purshii Schrad. 

 Eragrostis nuttalliana Steud., Nom. Bot. ed. 2. 1: 563. 1840. Based on Poa 



tenella Nutt. 

 ^Eragrostis pennsylvanica Scheele, Flora 27: 58. 1844. Pennsylvania. 

 lEragrostis unionis Steud., Syn. PL Glum. 1: 273. 1854. Miami, Ohio. 

 ? Eragrostis cognata Steud., Syn. PL Glum. 1: 273. 1854. Ohio. 

 Eragrostis caroliniana Scribn., Mem. Torrey Bot. Club 5: 49. 1894. Based on 



Poa caroliniana Spreng. 

 Eragrostis pilosa var. caroliniana Farwell, Mich. Acad. Sci. Rept. 17: 182. 



1916. Based on Poa caroliniana Spreng. 

 (20) Eragrostis peregrina Wiegand, Rhodora 19: 95. 1917. Based on E. pilosa 



var. condensata Hack. 

 Eragrostis pilosa var. damiensiana Bonnet, Naturaliste 3: 412. 1881. France. 

 Eragrostis pilosa var. condensata Hack., Allg. Bot. Ztschr. 7: 13. 1901. Karls- 

 ruhe, Germany, Kneucker Gram. Exs. 115. 

 Eragrostis damiensiana ThelL, Repert. Sp. Nov. Fedde 24: 323. 1928. Based 



on E. pilosa var. damiensiana Bonnet. 

 Eragrostis damiensiana var. condensata ThelL, Repert. Sp. Nov. Fedde 24: 328. 



1928. Based on E. pilosa var. condensata Hack. 

 (40) Eragrostis pilifera Scheele, Linnaea 22: 344. 1849. New Braunfels, Tex., 



Lindheimer. 

 Eragrostis grandiflora Smith and Bush, Rept. Mo. Bot. Gard. 6: 117. pi. 55. 



1895. Sapulpa, Indian Territory [Okla.], Bush [808]. 

 (16) Eragrostis pilosa (L.) Beauv., Ess. Agrost. 71, 162, 175. 1812. Based on 



Poa pilosa L. 

 Poa pilosa L., Sp. PL 68. 1753. Italy. 

 Poa eragrostis Walt., Fl. Carol. 80. 1788. Not P. eragrostis L., 1753. South 



Carolina. 

 ?Poa tenella [L. misapplied bv] Pursh, Fl. Amer. Sept. 1: 80. 1814. New 



Jersey to Carolina. Elliott (Bot. S.C. and Ga. 1: 160. 1816) follows Pursh. 



Accordingto Merrill (U.S.Dept.Agr., Div. Agrost. Circ. 29: 11. 1901) Elliott's 



plant is E. pilosa. 

 Eragrostis filiformis Link, Hort. Berol. 1: 191. 1827. North America. 

 Poa linkii Kunth, Rev. Gram. 1: 113. 1829. Based on Eragrostis filiformis 



Link. 

 Eragrostis linkii Steud., Syn. PL Glum. 1: 273. 1854. Based on Poa linkii 



Kunth. 

 (24) Eragrostis poaeoides (L.) Beauv., Ess. Agrost. 162. 1812, name only; 



Roem. and Schult., Syst. Veg. 2: 574. 1817. Based on Poa eragrostis L. 

 Poa eragrostis L., Sp. PL 68. 1753. Italy. 

 Eragrostis minor Host, Icon. Gram. Austr. 4: 15. 1809 [name untenable 



because the genus was not validly published until 1812]; Fl. Austr. 1: 



135. 1827. Based on Poa eragrostis L. 

 Eragrostis eragrostis Beauv., Ess. Agrost. 71, 174. pi. 14. f. 11. 1812. Based 



on Poa eragrostis L. 

 Eragrostis poaeformis Link, Hort. Berol. 1: 188. 1827. Based on Poa 



eragrostis L. 

 Eragrostis vulgaris var. microstachya Coss. and Germ., Fl. Env. Paris 2: 641. 



1845. Based on Poa eragrostis L. 

 Eragrostis eragrostis var. microstachya Farwell, Amer. Midi. Natl. 10: 306. 



1927. Based on E. vulgaris var. microstachya Coss. and Germ. 

 (44) Eragrostis refracta (Muhl.) Scribn., Mem. Torrey Bot. Club 5: 49. 1S94. 



Based on Poa refracta Muhl. 

 "i Poa virginica Zucc; Roemer, Coll. Bot. 1: 124. 1809. Virginia. 

 Poa refracta Muhl.; Ell., Bot. S.C. and Ga. 1: 162. 1816. South Carolina. 

 Eragrostis campestris Trim, Mem. Acad. St. Petersb. VI. Sci. Nat. 2 1 : 72. 



1836. North America. 

 Eragrostis longer adiata Steud., Syn. PL Glum. 1: 272. 1854. Carolina, 



Curtis. 

 ? Eragrostis virginica Steud., Syn. PL Glum. 1: 273. 1854. Based on Poa 



virginica Zucc. 

 Eragrostis pectinacea var. refracta Chapm., Fl. South. U.S. 564. I860. Based 



on Poa refracta Muhl. 



