MANUAL OF THE GRASSES OF THE UNITED STATES 831 



(94) DACTYLOCTENIUM Willd. 



(1) Dactyloctenium aegyptium (L.) Richt., PI. Eur. 1: 68. 1890. Based on 



Cynosurus aegyptius L. 



Cynosurus aegyptius L., Sp. PL 72. 1753. Africa, Asia, America. 

 Aegilops saccharinum Walt., Fl. Carol. 249. 1788. South Carolina. 

 Eleusine aegyptiaca Desf., Fl. Atlant. 1: 85. 1798. Based on Cynosurus 



aegyptius L. 

 Eleusine pectinata Moench, Meth. PL Sup. 68. 1802. Based on Cynosurus 



aegyptius L. 



Chloris mucronata Michx., FL Bor. Amer. 1: 59. 1803. Carolina, Michaux. 

 Eleusine aegyptia Pers., Syn. PL 1: 87. 1805. Based on Cynosurus aegyptius L. 

 Dactyloctenium aegyptiacum Willd., Enum. PL 1029. 1809. Based on Cynosu- 

 rus aegyptius L. 

 Dactyloctenium mucronatum Willd., Enum. PL 1029. 1809. Based on Chloris 



mucronata Michx. 

 Eleusine mucronata Stokes, Bot. Mag. Med. 1: 150. 1812. Not E. mucronata 



Michx., 1803. Jamaica, Broughton. 

 Rabdochloa mucronata Beauv., Ess. Agrost. 84, 158, 176. 1812. Presumably 



based on Chloris mucronata Michx. 



Cenchrus aegyptius L.; Beauv., Ess. Agrost. 157. 1812, as synonym of Dactyloc- 

 tenium aegyptium, doubtless error for Cynosurus. 

 Eleusine cruciata E1L, Bot. S.C. and Ga. 1: 176. 1816. Presumably South 



Carolina. 

 Eleusine mucronata Hornem., Hort. Hafn. Sup. 116. 1819. Not E. mucronata 



Michx., 1803. Based on Dactyloctenium mucronatum Willd. 

 Dactyloctenium meridionale Hamilt., Prodr. PL Ind. Occ. 6. 1825. West 



Indies and tropical America. 

 Cynosurus carolinianus Willd.; Steud., Nom. Bot. ed. 2. 1: 465. 1840. Name 



only, referred to Dactyloctenium. 

 Dactyloctenium mucronatum var. erectum Fourn., Mex. PL 2: 144. 1886. 



Mexico, Gouin 68; Karwinsky 989, 989b. 



(60) DANTHONIA Lam. and DC. 



(6) Danthonia californica Boland., Calif. Acad. Sci. Proc. 2: 182. 1863. Oak- 

 land and San Francisco, Calif., Bolander. 



Merathrepta californica Piper, Contrib. U.S. Natl. Herb. 11: 122. 1906. Based 

 on Danthonia californica Boland. 



Pentameris californica Nels. and Macbr., Bot. Gaz. 56: 469. 1913. Based on 



Danthonia californica Boland. 



DANTHONIA CALIFORNICA var. AMERICANA (Scribn.) Hitchc., Biol. Soc. Wash. 

 Proc. 41: 160. 1928. Based on D. americana Scribn. (Published as D. 

 californica americana.} 



Danthonia grandiflora Phil., An. Univ. Chile 48: 568. 1873. Not D. grandi- 

 flora Hochst., 1851. Province Nuble, Chile. 



Danthonia americana Scribn., U.S.Dept.Agr., Div. Agrost. Circ. 30: 5. 1901. 

 Based on D. grandiflora Phil. 



Merathrepta americana Piper, Contrib. U.S. Natl. Herb. 11: 123. 1906. Based 

 on Danthonia americana Scribn. 



Pentameris americana Nels. and Macbr., Bot. Gaz. 56: 469. 1913. Based on 

 Danthonia americana Scribn. 



Danthonia macounii Hitchc., Amer. Jour. Bot. 2: 305. 1915. Nanaimo, Van- 

 couver Island, Macoun 78825. 



(2) Danthonia compressa Austin, in Peck, N.Y. State Mus. Ann. Kept. 22: 54. 



1869. Herkimer County, N.Y., Austin in 1868. 



Danthonia spicata var. compressa Wood, Amer. Bot. and Flor. pt. 2: 396. 1870. 

 Based on D. compressa Austin. 



Danthonia alleni Austin, Bull. Torrey Bot. Club 3: 21. 1872. Rockaway, 

 Long Island, Allen. 



Danthonia faxoni Austin, Bull. Torrey Bot. Club 6: 190. 1877. White Moun- 

 tains, N.H., Faxon in 1877. 



Merathrepta compressa Heller, Muhlenbergia 5: 120. 1909. Based on Dan- 

 thonia compressa Austin. 



Pentameris compressa Nels. and Macbr., Bot. Gaz. 56: 469. 1913. Based on 



Danthonia compressa Austin. 



(4) Danthonia intermedia Vasey, Bull. Torrey Bot. Club 10: 52. 1883. Cali- 

 fornia; Rocky Mountains; Plains of British America to Mount Albert, 

 Quebec, Allen [in 1881, type]. 



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