20 



hay grasses this will be found an abundant and excellent substitute. The hay 

 made from it is very like corn fodder, is quite equal to it in value, and may be 

 saved at a tithe of the expense. 



This account is concurred in by other writers. 



2. T. Floridanum, Porter. Florida. 



3. T. Lemmoni, Vasey. Arizona. 



Hydbochloa, Beauv. 



Flowers in small (£' to 1 inch) simple monoecious spikes, mostly 

 included in the sheaths of the upper leaves. Spikelets 3 to 5 in 

 each spike, the upper ones staminate, the lower pistillate ; spikelets 

 1 flowered, consisting of 2 nearly equal hyaline scales, which are 

 considered glumes, the true palet wanting. Stamens 6, styles 2, 

 stigmas elongated. 



1. H. Caroliniensis, Beauv. North Carolina to Florida and Mis- 

 sissippi. 



A small semi-aquatic grass, with short oblong-linear leaves. 



Luziola, Juss. 



Flowers monoecious, in separate, spreading panicles, the staminate 

 spikelets smaller than the fertile ones. Spikelets 1 flowered, the 

 glumes nearly equal, membranaceous, strongly nerved, the true 

 palets wanting. Stamens 5 to 11, anthers linear, much longer than 

 the short filaments, styles 2, short, stigmas plumose. Perennial 

 aquatic or marsh grasses, with long narrow leaves, the culms creep- 

 ing and rooting at the lower joints. 



1. L. Alabamensis, Chap. Alabama. 



2. L.? Peruviana, Pers. Louisiana. 



Zizania, Lirin. 



Spikelets ltnisexual, monoecious, 1 flowered, in diffusely spreading 

 panicles. Spikelets with 2 somewhat unequal glumes, membrana- 

 ceous, convex, awnless in the male flowers, in the female ones the 

 lower glume tipped with a straight awn ; palets wanting. Pedicels 

 of the spikelets club-shaped. 



Tall aquatic or marsh grasses. 

 1. Z. aquatica, Linn. Wild Rice. Indian Rice. 



This grass is botanically related to the common commercial rice, 

 (Oryza sativa,) but is very different in general appearance. It is 



