854 



MISC. PUBLICATION 200, U. S. DEFT. OF AGRICULTURE 



pail, 1825. Based on Diarina festucoides 

 Raf. 

 Diarrhena anmdinacea Rydb., Fl. Prairie 

 and Plains Centr. N. Amer. 114. 1932. 

 Based on Korycarpus arundinaceus 

 Zea. 



(129) DIGITARIA Heister 



(17) Digitaria albicoma Swallen, Wash. 



Acad. Sci. Jour. 30: 214. f. 3. 1940. 



Brooks ville, Fla., Swallen 5644. 

 Digitaria decumbens Stent, Bothalia 3: 150. 



1930. Transvaal, South Africa, Pentz, 



Nat. Herb. Pretoria 8485. 



(11) Digitaria dolichophylla Henr., Blumea 

 1: 94. 1934. Florida, A. A. Eaton 459. 



(9) Digitaria filiformis (L.) Koel., Descr. 

 Gram. 26. 1802. Based on Panicum 

 filiforme L. 



Panicum filiforme L., Sp. PI. 57. 1753. 

 North America, Kalm. 



Paspalum filiforme Fliigge, Monogr. Pasp. 

 139. 1810. Not P. filiforme Swartz, 

 1788. Based on Panicum filiforme L. 



Paspalum furcatum var. filiforme Doell in 

 Mart., Fl. Bras. 2 2 : 104. 1877. Based 

 on Digitaria filiformis Muhl. (the same 

 as Fliigge) but misapplied to a species 

 of Axonopus. 



Syntherisma filiformis Nash, Torrey Bot. 

 Club Bui. 22: 420. 1895. Based on 

 Panicum filiforme L. 



Digitaria laeviglumis Fernald, Rhodora 

 22: 102. 1920. Manchester, N. H., 

 Batchelder. 

 (4) Digitaria floridana Hitchc, Biol. Soc. 

 Wash. Proc. 41 : 163. 1928. Hernando 

 County, Fla., Hitchcock Fla. PI. 2517. 



Syntherisma fioridanum Hitchc. in Small, 

 Man. Southeast. Fl. 51. 1933. Her- 

 nando County, Fla. 



(12) Digitaria gracillima (Scribn.) Fernald, 

 Rhodora 22: 101. 1920. Based on 

 Panicum gracillimum Scribn. 



Panicum gracillimum Scribn., Torrey Bot. 



Club Bui. 23: 146. 1896. Eustis, Fla., 



Nash 1192. 

 Syntherisma gracillima Nash, Torrey Bot. 



Club Bui. 25: 295. 1898. Based on 



Panicum gracillimum Scribn. 

 Syntherisma baker i Nash, Torre v Bot. 



Club Bui. 25: 296. 1898. Grasmere, 



Fla., C. H. Baker 47. 

 Digitaria bakeri Fernald, Rhodora 22: 102. 



1920. Based on Syntherisma bakeri 



Nash. 

 (2) Digitaria horizontalis Willd., Enum. PI. 



92. 1809. Dominican Republic. 

 Milium digitatum Swartz, Prodr. Veg. Ind. 



Occ. 24. 1788. Not Digitaria digitata 



Buse, 1854. Jamaica. 

 Agrostis digitata Poir. in Lam., Encycl. 



Sup. 1: 258. 1810. Not A. digitata 



Lam., 1783. Based on Milium digitatum 



Swartz. 

 Axonopus digitatus Beauv., Ess. Agrost. 



12, 154. 1812. Based on Milium, digi- 



tatum Swartz. 

 Panicum horizontale G. Meyer, Prim. FL 



Esseq. 54. 1818. Based on Digitaria 



horizontalis Willd. 

 Digitaria jamaicensis Spreng. , Syst. Veg. 



1: 272. 1825. Jamaica. 

 Digitaria setosa Desv. ex Hamilt., Prodr. 



PI. Ind. Occ. 6. 1825. West Indies. 

 Paspalum digitatum Kunth, Rev. Gram. 



1: 24. 1829. Based on Milium digi- 

 tatum Swartz. 

 Panicum hamiltonii Kunth, Rev. Gram. 1 : 



Sup. 9. 1830. Based on Digitaria setosa 



Desv. 

 Syntherisma setosum Nash, Torrey Bot. 



Club Bui. 25: 300. 1898. Based on 



Digitaria setosa Desv. 

 Digitaria sanguinalis var. horizontalis 



Rendle, Cat. Afr. PI. Welw. 2: 163. 



1899. Based on D. horizontalis Willd. 

 Panicum sanguinale var. digitatum Hack. 



ex Urban, Symb. Antill. 4: 86. 1903. 



Based on Milium digitatum Swartz. 

 Panicum sanguinale subsp. horizontale 



Hack., Ergeb. Bot. Exped. Akad. Wiss. 



Sudbras. 8. 1906; Denkschr. Akad. 



Wiss. Math. Naturw. (Wien) 79: 69. 



1908. Based on Digitaria horizontalis 



Willd. 

 Syntherisma digitatum Hitchc, U. S. Natl. 



Herb. Contrib. 12: 142. 1908. Based 



on Milium digitatum Swartz. 

 Digitaria digitata Urban, Symb. Antill. 8: 



24: 1920. Not D. digitata Buse, 1854. 



Based on Milium digitatum Swartz. 

 (3) Digitaria ischaemum (Schreb.) Schreb. 



ex Muhl., Descr. Gram. 131. 1817. 



Presumably based on Panicum ischae- 

 mum Schreb. Name only, Muhl., Cat. 



PI. 9. 1813. 

 Panicum ischaemum Schreb. in Schweig- 



ger, Spec. Fl. Erland. 16. 1804. 



Germany. 

 Digitaria humifusa Pers., Syn. PI. 1: 85. 



1805. France. 

 Syntherisma glabrum Schrad., Fl. Germ. 1 : 



163. pi. 3. f. 6. 1806. Germany. 

 Panicum glabrum Gaudin, Agrost. Helv. 



1: 22. 1811. Based on Syntherisma 



glabrum Schrad. (In Index Kewensis 



"Ell." is erroneously given as author 



of P. glabrum.) 

 Digitaria glabra Beauv., Ess. Agrost. 51. 



1812. Presumably based on Syntherisma 



glabrum Schrad. 

 Paspalum humifusum Poir. in Lam., 



Encycl. Sup. 4: 316. 1816. Based on 



Digitaria humifusa Pers. 

 Panicum humifusum Kunth, Rev. Gram. 



1 : 33. 1829. Based on Digitaria humi- 

 fusa Pers. 

 Panicum phaeocarpum var. drummon- 



dianum Nees, Fl. Afr. Austr. 22. 1841. 



St. Louis, Mo., Drummond. 

 Paspalum glabrum Wood, Amer. Bot. and 



Flor. pt. 2: 390. 1871. Not P. glabrum 



Poir., 1804. "(Gaud.)," given in paren- 



