Class XXI. MONOECIA. 



Stamens and Pistils in separate Jiowers, 

 on the same plant. 



Order I. MONANDRIA. Stamen 1. 



423. EUPHORBIA. Involucriimvfi\h\\\imQvo\xsbarrenJl. 



and \ fertile. 

 Barr. fl. Cal. none. Cor. none. 

 Pert. jl. Cal. none. Cor. none. Caps. 3-lobed. 



Styles 3, cloven. 



424. ZANNICHELLIA. Invol. none. 



Barr. Jl. Cal. none. Cor. none. 

 Fert. Jl. Cal. of 1 leaf. Cor. none. Germ. 4, or 

 more. Seeds 4, stalked. Stigmas peltate. 



Callitriche, Chara ? Zostera ? Typha minor. 



{DIANDRIJ. Stam.2.) 



Carex. 



Order 11. TaiANDRIA. Stamens S. 



426. SPARGANIUM. 5an-./. Ca/. 3-leaved. Cor. none. 



Fert.Jl. Cal. 3-leaved. Cor. none. Drupa dry. 



427. CAREX. Barr.Jl, Catkin imbricated. Cal. a scale. 



Cor. none. 

 Fert. Jl. Catkin imbric. Cal. a scale. Cor. a hol- 

 low permanent glume, investing the loose seed. 



428. KOBRESIA. Barr.Jl. Catkin with opposite scales, 



imbricated in 2 rows. Cal. inner scale. Cor. none. 

 Fert. f,. C«/. outer scale. Cor. none. Seed\,\oo's,Q. 



425. TYPHA. Barr.Jl. Catkin hairy. Cal. none. Cor. 



none. Anth. about 3 on each. Jilament. 

 Fert.Jl. Catkin hairy. Seed 1 , on a hairy stalk. 



Amarantlms. 



