275 
ZIZANIA, wild rice 
Zizania palustris L., water rice, Indian rice, northern wild rice, 
river wild rice [S, G, M: Z. aquatica L.} (Warwick 
and Aiken, 1986; Tucker, 1988), p. 193 
var. interior (Fassett) Dore [S, M: Z. aquatica vat. interior 
assett; G: Z. aquatica] (Warwick and Aiken, 1986; 
Tucker, 1988) 
ZIZANIOPSIS, water millet 
Zizaniopsis miliacea (Michaux) Doell & Asch., water millet, p. 193 
PONTEDERIACEAE, pickerel weed family 
EICHHORNIA, water hyacinth 
+Eichhornia crassipes (C. Martius) Solms-Laub., water hyacinth, 
p- 401 
HETERANTHERA, mud plantain 
Heteranthera dubia (Jacq.) MacMillan, water star-grase [G, M: 
Zosterella dubia (Jacq.) Small] (Rosattt, 1987), p. 404 
P 
*H. multiflora (Griseb.) C. Horn, mud plantain [G: H. 
ularis Benth.] (Horn, 1985; Rosatti, 1987) 
H. reniformis Ruiz & Pav6n, mud plantain, P- ; 
*H. rotundifolia (Kunth) Griseb. (Horn, 1985; Rosatt 1987) 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
