EXPLANATION OF PLATES. 



Figures 10, 14, 17, 18, 21 and 30 were copied from Reichenbach's 

 " Icones Florae Germanics " ; Figures 26 and 32 from Bentley's and 

 Trimen's "Medicinal Plants"; and the rest are from the " Agros- 

 tographie " of Palisot de Beauvois. 



PLATE A. 



Fig. 1. Panicum Crus-Galli, Linn. 



a. Spikelet. 



b. Male floret. 



e. Hermaphrodite floret with the flowering glume and pale re 

 moved. 



Fig. 2. Panicum miliaceum, Linn. 



Spikelet with one hermaphrodite and one male floret. 



Fig. 3. Panicum Myurus, Lamk. 



a. Spikelet. 



b. Pistil with lodicule. 



Fig. 4. Panicum sanguinale, Linn. 



Spikelet, showing the unequal outer glumes. 

 Fig. 5. Pennisetum cenchroides, Rich. 



a. Spikelet surrounded by an involucre of bristles. 



b. Spikelet containing one hermaphrodite and one male floret. 



Fig. 6. Coix Lachryma, Linn. 



a. Spikelet of male florets. 



b. Involucre enclosing a female spikelet. 



c. 



Grain. 



