886 



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



on H. marinum Huds. 



(I) Hordeum montanense Scribn. in Beal, 



Grasses N. Amer. 2: 644. 1896. 



-Montana, Scribner 429, 430. 

 Hordeum pammeli Scribn. and Ball, Iowa 



Geol. Survey Sup. Rpt. 1903: 335. 



1905. Dakota City, Iowa, Pammel 3824. 

 (5) Hordeum pusilhim Nutt., Gen. PI. 1: 



87. 1818. Plains of the Missouri [Nut- 



tall). 

 Hordeum riehlii Steud., Syn. PI. Glum. 1: 



353. 1854. St. Louis, Mo., Riehl 181. 

 Hordeum pusillum var. pubens Hitchc, 



Wash. Acad. Sci. Jour. 23: 453. 1933. 



La Verkin, Utah, Jones 5196W. 

 Hordeum spontaneum C. Koch, Linnaea 21: 



430. 1848. Caucasus. 

 (10) Hordeum stebbinsii Covas, Madrono 



10: 17. 1949. Middletown, Lake Coun- 

 ty, Calif., G. L. Stebbins and G. Covas 



3927. 



(II) Hordeum vulgare L., Sp. PI. 84. 1753. 

 Cultivated in Europe. 



Hordeum sativum Pers., Syn. PI. 1: 108. 



1805, as synonym of H. vulgare L. 

 Hordeum polystichum var. vulgare Doell, 



Rhein. Fl. 67. 1843. Based on H. 



vulgare L. 

 Hordeum sativum var. vulgare Richt., PL 



Eur. 1: 130. 1890. Based on H. 



vulgare L. 

 Hordeum vulgare var. trifurcatum 



(Schlecht.) Alefeld, Landw. Fl. 341. 



1866. Based on H. trifurcatum Jess. 



(probably error for Wender.). 

 Hordeum coeleste var. trifurcatum 



Schlecht., Linnaea 11: 543. 1837. 



Cultivated at Halle, seed from Mont- 



pellier. 

 Hordeum trifurcatum Wender, Flora 26: 



233. 1843. Cultivated in Marburg, 



Germany. 



(124) HYDROCHLOA Beauv. 

 (1) Hydrochloa caroliniensis Beauv., Ess. 

 Agrost. 135, 165, 182. pi. 3. f. 18; 

 pi. 24. f. 4. 1812. No specific descrip- 

 tion except explanation of figures. 

 u Zizania natans Mich." (an unpublished 

 name) is cited under the genus, and 

 Z. fiuitans Michx. is referred in the 

 index to Hydrochloa. The name for 

 pi. 3. f. 18 is given as H. caroliniana. 



Zizania fiuitans Michx., Fl. Bor. Amer. 1: 

 75. 1803. Not Hydrochloa fiuitans 

 Hartm., 1819. The published locality, 

 Lake Champlain, is an error. The 

 type specimen indicates Charleston, 

 S. C, Michaux. 



Zizania natans Michx. ex Beauv., Ess. 

 Agrost. 136. 1812, name only; Bosc in 

 Trim, Acad. St. Petersb. Mem. VI. 

 Sci. Nat. 3 1 : 186. 1840, as synonym of 

 Hydrochloa caroliniensis Beauv. The 

 name is misspelled Zizania nutans in 

 Steud., Norn. Bot. ed. 2. 2: 799. 1841. 



Luziola caroliniensis Raspail, Ann. Sci. 



Nat,, Bot, 5: 304. 1825. Based on 



Hydrochloa caroliniensis Beauv. 

 Hydrochloa fiuitans Torr., Comp. Fl. 



North. Mid. States 354, 403. 1826. 



Not H. fiuitans Hartm., 1819. Based on 



Zizania fiuitans Michx. 

 Hydro pyrum fiuitans Kunth, Rev. Gram. 



1: 7. 1829. Based on Zizania fiuitans 



Michx. 

 Luziola caroliniana Trin. ex Steud., 



Norn. Bot. ed. 2. 2: 79. 1841. Based on 



Zizania natans "Bosc in Kunth hrb. 



(ex Trin. mpt.)". 



(155) HYPARRHENIA Anderss. ex Stapf 



Hyparrhenia hirta (L.) Stapf in Prain, Fl. 



Trop. Afr. 9: 315. 1918. Based on 



Andropogon hirtus L. 

 Andropogon hirtus L., Sp. PI. 1046. 1753. 



Southern Europe and Asia Minor. 

 Trachypogon hirtus Nees, Agrost. Bras. 



346. 1829. Based on Andropogon hirtus 



Sorghum hirtum Kuntze, Rev. Gen. PI. 2: 

 792. 1891. Based on Andropogon hirtus 



(1) Hyparrhenia rufa (Nees) Stapf in Prain, 

 Fl. Trop. Afr. 9: 304. 1918. Based on 



Trachypogon rufus Nees. 

 Trachypogon rufus Nees, Agrost. Bras. 



345. 1829. Piauhy, Brazil, Martins. 

 Andropogon rufus Kunth, Rev. Gram. 1: 



Sup. 39. 1830. Based on Trachypogon 



rufus Nees. 

 Sorghum rufum Kuntze, Rev. Gen. PI. 2: 



792. 1891. Based on Andropogon rufus 



Kunth. 

 Cynibopogon rufus Rendle, Cat. Afr. PI. 



Welw. 2: 155. 1899. Based on Andro- 

 pogon rufus Kunth. 



(48) HYSTRIX Moench 



(2) Hystrix californica (Boland.) Kuntze, 

 Rev. Gen. PI. 2: 778. 1891. Based on 



Gymnostichum californicum Boland. 

 Gymnostichum californicum Boland. ex 



Thurb., in S. Wats. Bot, Calif. 2: 327. 



1880. Near San Francisco, Bolander; 



Sausalito, Kellogg and Harford 1107. 

 Asperella californica Beal, Grasses N. 



Amer. 2: 657. 1896. Based on Gym- 

 nostichum californicum Boland. 

 Asprella californica Benth. ex Beal, 



Grasses N. Amer. 2: 657. 1896, as 



synonym of Asperella californica. 

 (1) Hystrix patula Moench, Meth. PI. 295. 



1794. Based on Elymus hystrix L. 

 Elymus hystrix L., Sp. PI. 560. 1753. 



[Virginia, Clayton.] 

 Asperella hystrix Humb., Mag. Bot. 



Roem. et Ust. 7: 5. 1790. Based on 



Elymus hystrix L. 

 Asprella hystrix Willd., Enum. PI. 132. 



1809. Based on Elymus hystrix L. 

 Gymnostichum hystrix Schreb., Beschr. 



Gras. 2: 127. pi. 47. 18i0. Based on 



