1924] Fassett,—A Study of the Genus Zizania 159 
(1903); Rendle, Journ. Linn. Soc. xxxvi. 345 (1904) in part; Matsu- 
mura, Index Pl. Jap. ii. 87 (1905); Nakai, Fl. Kor. ii. 352 (1911); 
not L. Z. aquatica, var. latifolia Komarov, Fl. Manshur. i. 261 
(1901).—Eastern Siberia, China and Japan. There is a full discussion 
of this species by Stapf, l.c. Z. latifolia as published by Turezaninow 
was a nomen mudum, but Stapf took up this name in 1909. thus 
validating it. 
EXCLUDED NAMES AND SPECIES. 
Z. aquatica Willd. Sp. Pl. iv. 394 (1803) = PHRAGMITES COMMUNIS 
(L.) Trin. The author excludes the Gronovian plant, and gives the 
only habitat as Jamaica. 
Z. aquatica Link, En. Pl. ii. 391 (1822) = PHRAGMITES COMMUNIS 
(L.) Trin. 
Zizania ? aristata Kunth, Rev. Gram. i. 8 (1829) = HyGroryza 
ARISTATA Nees. 
Z. bonariensis Balansa & Poitrass, Bull. Soc. Hist. Nat. Toul. xii. 
228 (1878) = ZIZANIOPSIS BONARIENSIS Speg. 
Z. ciliata Spreng. Syst. Veget. ii. 136 (1825) = LEERSIA HEXANDRAS 
Sw. 
Z. fluitans Michx. Fl. Bor.-Am. i. 75 (1803) = HYDROCHLOA FLUI- 
TANS Nash. 
Z. lenticularis Michx. ex Steud. Nom. 898 (1821) is a nomen nudum, 
published without description or reference. 
Z. microstachya Nees, ex Trin. in Mém. Acad. Pétersb. Sér. VI. v. 
Se. Nat. i. 183 (1839), Reprint 17. = ZIZANIOPSIS MICROSTACHYA 
Doell. 
Z. miliacea Michx. Fl. Bor.-Am. i. 74 (1803) = ZIzANIOPSIS MILIA- 
CEA Doell. & Aschers. 
Z. natans Bose ex Trin. in Mém. Acad. Pétersb. Sér. VI. v. Sci. 
Nat. ii. 186 (1839), Reprint, 20. = HypRocHLOA CAROLINENSIS 
Beauv. 
Z. nutans Steud. Nom. ed. II. ii. 799 (1841) = HYDROCHLOA 
CAROLINENSIS Beauv. 
Z. palustris Rasp. Ann. Sci. Nat., Sér. I. v. 452 (1825) = Corr- 
ANTHUS SUBTILIS Roem. & Schult. 
Z. Retz Spreng. Syst. Veget. il. 136 (1825) = HYGRORYZA ARISTATA 
Nees. 
Z. subtilis Rasp. |. c. 458 = COLEANTHUS SUBTILIS Roem. & Schult. 
Z. terrestris L. Sp. Pl. 991 (1753) = SCLERIA terrestris (L.) n. comb. 
Zizania terrestris L. Sp. Pl. 991 (1753); Willd. Sp. Pl. iv. 396 (1805). 
Scleria elata 'Thwaits, Enum. Pl. Zeylandie, 353 (1864); Bock. Linnaea, 
xxxviii. 487 (1874); Clarke in Hooker, Fl. Brit. Ind. vi. 690 (1894); 
Trimen, Fl. Ceylon, v. 97 (1900); Ridley, materials for a Flora of the 
Malayan Peninsula, iii. 114 (1907). 
Linnaeus based Zisania terrestris on the Katou-Tfjolam of the 
Hortus Malabarensis, which has a good plate illustrating clearly the 
