MANUAL OF THE GRASSES OF THE UNITED STATES 783 



Apera interrupta Beauv., Ess. Agrost. 151. 1812. Based on Agrostis inter- 



rupta L. 

 Anemagrostis interrupta Trin., Fund. Agrost. 129. 1820. Based on Agrostis 



interrupta L. 

 Muhlenbergia interrupta Steud., Syn. PL Glum. 1: 177. 1854. Based on 



Agrostis interrupta L. 

 Agrostis spica-venti var. interrupta Hook, f., Stud. Fl. 432. 1870. Based on 



A. interrupta L. 

 Agrostis anemagrostis subsp. interrupta Syme, in Sowerby, English Bot. ed. 3. 



11: 44. 1873. Based on A. interrupta L. 

 Apera spica-venti var. interrupta Beal, Grasses N.Amer. 2: 357. 1896. Based 



on Agrostis interrupta L. 

 Agrestis interrupta Bubani, Fl. Pyr. 4: 289. 1901. Based on A. interrupta L. 



(17) Agrostis lepida Hitchc, in Jepson, Fl. Calif. 1: 121. 1912. Siberian Pass, 

 Sequoia National Park, Calif., Hitchcock 3455. 



(32) Agrostis longiligula Hitchc., U.S.Dept.Agr., Bur. Plant Indus. Bull. 68: 54. 



1905. Fort Bragg, Calif., Davy and Blasdale 6110. 

 Agrostis nebulosa Boiss. and Reut., Bibl. Univ. Geneve (n.s.) 38: 218. 1842. 



Spain. 

 (9) Agrostis nigra With., Bot, Arr. Veg. Brit. ed. 3. 2: 131. 1796. Europe. 

 (29) Agrostis cregonensis Vasev, Bull. Torrev Bot. Club 13: 55. 1886. Oregon, 

 Howell [49]. 

 Agrostis attenuata Vasey, Bot. Gaz. 11: 337. 1886. Mount Hood, Oreg., 



Howell [210]. 

 Agrostis hallii var. californica Vasey, Contrib. U.S. Natl. Herb. 3: 74. 1892. 



California [Bolander 6103]. 

 Agrostis schiedeana var. armata Suksdorf, Werdenda 1-: 1. 1923. Klickitat 

 Countv, Wash., Suksdorf 6310. 



(18) Agrostis pallens Trin., Mem. Acad. St. Petersb. VI. Sci. Nat. 4 ! : 328. 

 1841. "Amer.-borealis? (Hooker)." 



Agrostis exarata var. littoralis Vasey, Bull. Torrev Bot. Club 13: 54. 1886. 



Oregon, Howell [64]. 

 Agrostis densiflora var. littoralis Vasey, Contrib. U.S. Natl. Herb. 3: -72. 



1892. Based on A. exarata var. littoralis Vasey. 

 (8) Agrostis palustris Huds., Fl. Angl. 27. 1762. England. 



Agrostis polymorpha var. palustris Huds., Fl. Angl. 32. 1778. Based on 



A. palustris Huds. 

 Agrostis maritima Lam., Encycl. 1: 61. 1783. France. 

 Agrostis alba var. palustris Pers., Svn. PI. 1: 76. 1805. Based on A. palustris 



Huds. 

 Milium maritimum Clem, y Paibio, Ensay. Vid Andaluc. 285. 1807. Based 



on Agrostis maritima Lam. 

 Agrostis decumbens Gaud.; Muhl., Descr. Gram. 68. 1817. Not A. decum- 



bens Host, 1809. Pennsylvania, New Jersey. 

 Vilfa stolonifera var. maritima S. F. Gray, Nat. Arr. Brit. PI. 2: 146. 1821. 



Based on Agrostis maritima With, (error for Lam.) 

 Apera palustris S. F. Gray, Nat. Arr. Brit. PI. 2: 148. 1821. Based on 



Agrostis palustris With, (error for Huds.). 

 Agrostis alba var. maritima G. Meyer, Chloris Hanov. 656. 1836. Based 



on A. maritima Lam. 

 Agrostis stolonifera var. maritima Koch, Syn. Fl. Germ. Helv. 781. 1837. 



Based on A. maritima Lam. 

 ? Agrostis alba var. decumbens Eaton and Wright, N.Amer. Bot. ed. 8. 117. 



1840. Not A. alba var. decumbens Gaudin, 1828. Eastern United States. 

 Agrostis stolonifera var. compacta Hartm., Handb. Skand. Flora ed. 4. 24. 



1843. Scandinavia. 

 Agrostis depressa Vasey, Bull. Torrey Bot. Club 13: 54. 1886. Clear Creek 



Canyon, Colo., Patterson in 1885. 

 Agrostis exarata var. stolonifera Vasey, Bull. Torrey Bot. Club 13: 54. 1886 



Columbia River, Suksdorf. 

 Agrostis reptans Rydb., Fl. Rocky Mount. 54. 1917. Based on A. exarata 



var. stolonifera Vasey. 

 Agrostis stolonifera var. palustris Farwell, Mich. Acad. Sci. Rept. 21: 351. 



1920. Based on A. polymorpha var. plaustris Huds. 

 New England specimens of this species have been referred to A. alba var. 

 coarctata Scribn., based on A. coarctata Ehrh., of Germany, which appears to be a 

 narrow-panicled form of A. stolonifera L. 



55974°- 35 50 



