Class XXII. DIOECIA. 



Stamens and Pistils in separate Jlowers, 

 on different plants. 



(MONANDRIJ. Stamen 1.) 



Several Salices. 



Order I. DIANDRIA. Stamens 2. 



448. SALIX. Barr.Jl. Catkin imbricated. Cal. a scale. 



Petals none. Nect. 1 or more glands, at the base. 

 Stam. ] — 5. 

 Fert.Jl. Catkin imbricated. Cal. a scale. Pet. none> 

 Nect. as in the barren fl. Stigm. 2. Capsule supe- 

 rior, of 1 cell, and 2 valves. Seeds tufted. 



Order 11. TRIANDRIA. Stam. S. 



449. EMPETRUM. Barr.JL Cal. in 3 deep segments. 



Pet. 3. Stam. capillary, 3 — 9. 

 Fert.Jl. Cal. in 3 deep segments. Pet. 3. Stigm. 9. 

 Berry superior, with 9 seeds. 



450. RUSCUS. Barr.Jl. Cal. of 6 leaves. Pet. none. 



Nect. ovate, tubular, bearing the stamens inter- 

 nally. 

 Fert.Jl. Cal. and Nect. as in the barr. fl. Stavi. none. 

 Style 1. Berry superior, of 3 cells. Seeds m pairs. 



Valeriana dioica. Some Salices. 



Order III. TETRANDRIA. Stam. 4, 



452. HIPPOPHAE. Barr.Jl. Cal. deeply cloven. Cor. 

 none. 



