MANUAL OF THE GRASSES OF THE UNITED STATES 



869 



160. 1816) follows Pursh. According to 



Merrill (U. S. Dept. Agr., Div. Agrost. 



Cir. 29: 11. 1901) Elliott's plant is E. 



pilosa. 

 Eragrostis filifortnis 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. PI. Glum. 1: 



273. 1854. Based on Poa linkii Kunth. 

 (25) Eragrostis poaeoides Beauv., Ess. 



Agrost. 162. 1812, name only; ex 



Roem. and Schult., Syst. Veg. 2: 574. 



1817. Based on Poa eragrostis L. 



(Spelled pooides by Hylander, Uppsala 



Univ. Arskr. 7: 71. 1945.) 

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

 Eragrostis minor Host, Icon. Gram. 



Austr. 4: 15. 1809 [name untenable 



because the genus was not validly 



published until 1812 j; 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 Presl ex Steud., Norn. 



Bot. ed. 2. 1: 564. 1840, as synonym 



of E. poaeformis Link. 

 Eragrostis vulgaris Coss. and Germ., Fl. 



Env. Paris 1 2: 641. 1845. Based on 



"Poa eragrostis et Bnza eragrostis L.," 



the two species named var. micro- 

 stachya and megastachya, respectively. 

 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. micro- 

 stachya Coss. and Germ. 

 Eragrostis vulgaris subsp. poaeoides Douin 



in Bonn., Fl. Compl. 12: 32. 1927-32. 



Based on E. poaeoides Beauv. 

 (44) Eragrostis refracta (Muhl.) Scribn., 



Torrey Bot. Club Mem. 5: 49. 1894. 



Based on Poa refracta Muhl. 

 ?Poa virginica Zucc. ex Roemer, Col. Bot. 



1 : 124. 1809. Virginia. 

 Poa refracta Muhl. ex Ell., Bot. S. C. and 



Ga. 1: 162. 1816. South Carolina. 



Name only, Muhl., Cat. PI. 12. 1813. 

 Eragrostis campestris Trin., Acad. St. 



Petersb. Mem. VI. Sci. Nat. 2 1 : 72. 



1836. North America. 

 Eragrostis longeradiata Steud., Syn. PI. 



Glum. 1: 272. 1854. Carolina, Curtis. 

 ? Eragrostis virginica Steud., Syn. PI. 



Glum. 1: 273. 1854. Based on Poa 



virginica Zucc. 

 Eragrostis pectinacea var. refracta Chapm., 



Fl. South. U. S. 564. 1860. Based on 



Poa refracta Muhl. 

 Eragrostis campestris var. refracta Chapm., 



Fl. South. U. S. ed. 3. 617. 1897. 



Based on Poa refracta Muhl. 

 Poa reflexa Ell. ex Scribn. and Merr., 



U. S. Dept. Agr., Div. Agrost. Cir. 27: 



5. 1900, as synonym of Eragrostis 



refracta Scribn. 

 This species was described under the 

 name Poa capillaris L., in Michx., Fl. Bor. 

 Amer. 1:67. 1803. 

 (10) Eragrostis reptans (Michx.) Nees, 



Agrost. Bras. 514. 1829. Based on 



Poa reptans Michx. 

 Poa reptans Michx., Fl. Bor. Amer. 1: 



69. pi. 11. 1803. Illinois, Michaux. 

 Poa dioica Michx. ex Poir. in Lam., 



Encycl. 5: 87. 1804, erroneously cited 



as synonym of P. hypnoides Lam. 



Kaskaskia River, 111., Michaux. 

 Megastachya reptans Beauv., Ess. Agrost. 



74, 167, 175. 1812. Based on Poa 



reptans Michx. 

 Poa weigeltiana Reichenb. ex Trin., Acad. 



St. Petersb. Mem. VI. Math. Phys. 



Nat. 1: 410. 1830, as synonym of 



Eragrostis reptans Nees. Dutch Guiana, 



Weigelt. 

 Poa dioica Vent, ex Kunth, Enum. PI. 1 : 



336. 1833, as synonym of P. reptans 



Michx. 

 Poa capitata Nutt., Amer. Phil. Soc. 



Trans, (n.s.) 5: 146. 1837. Arkansas 



River, Nuttall. 

 Eragrostis capitata Nash in Britton, Man. 



1042. 1901. Based on Poa capitata 



Nutt. 

 Neeragrostis weigeltiana Bush, Acad. Sci. 



St. Louis, Trans. 13: 178. 1903. 



Based on Poa weigeltiana Reichenb. 

 Eragrostis weigeltiana Bush, Acad. Sci. 



St. Louis, Trans. 13: 180. 1903. Based 



on Poa weigeltiana Reichenb. 

 (2) Eragrostis sessilispica Buckl., Acad. 



Nat. Sci. Phila. Proc. 1862: 97. 1862. 



Austin, Tex., Buckley. 

 Diplachne rigida Vasey, U. S. Dept. Agr., 



Div. Bot. Bui. 12 2 : pi. 44. 1891. 



Texas [type, Reverchon in 1879], and 



New Mexico, northward to Kansas. 

 Leptochloa rigida Munro ex Vasey, U. S. 



Dept. Agr., Div. Bot. Bui. 12 2 : pi. 44. 



1891, as synonym of Diplachne rigida 



Vasey. 

 Eragrostis rigida Scribn., Acad. Nat. Sci. 



Phila. Proc. 1891: 304. 1891. Based 



on Diplachne rigida Vasey. 

 Acamptoclados sessilispicus Nash in Small, 



Fl. Southeast. U. S. 140. 1903. Based 



on Eragrostis sessilispica Buckl. 

 (38) Eragrostis silveana Swallen, Amer. 



Jour. Bot. 19: 438. f. 3. 1932. Taft, 



Tex., Silveus 360. 

 (12) Eragrostis simplex Scribn., U. S. Dept. 



Agr., Div. Agrost. Bui. 7 (ed. 3): 



250. f. 244. 1900. Florida, CurtiSs 6073. 

 Eragrostis brownei Kunth ex Chapm., Fl. 



South. U. S. ed. 2. 664. 1883. Not E. 



brownei Nees, 1841. East Florida, 



