OF CLASS XXL MONCECIA. 



CHAP. XXIV. 



OF THE TWENTY-FIRST CLASS, MONCECIA. 



THIS class consists of such plants as have no bisexual flowers, 

 but bear both male and female flowers on the same plant*. The 

 orders of this class are eleven, containing a hundred and twenty- 

 six genera, viz. 



Order 1. Monandria, comprehends such plants as have their 

 male flowers furnished with one stamen. This order contains 

 eleven genera, viz. Zanichellia...Ceratocarpus...Cynqmorium 

 .,.ELATERiuM...CHARA...j£GOPracoN...ARTOCARPus (bread-fruit} 

 ,..Nipa...Casuarina...Phyllachne...Caulinia. 



Order 2. Diandria, comprehends such plants as have their 

 male flowers furnished with two stamina. This order contains 

 three genera, viz. Lemna ((focA>W£e^).,.ANGuiuA,..PoDOSTEMUM.. 



Order 3. Triandria, comprehends such plants as have their 

 male flowers furnished with three stamina. This order contains 

 sixteen genera, viz. Typha (cat's tail, or reed mace)... Svaiig an i- 

 um (bur -reed)... Zea (mays, or Indian corn)... Coix (Job's tears).,, 

 Tripsacum... Olyra... Carex (6W£<?)...Axyris...Tragia... Her- 

 nandia...Zeugites...Kobresia...Scleria.,.Eriocaulon...Comp- 

 TONiA...and Acharia. 



Order 4. Tetrandria, comprehends such plants as have their 

 male flowers furnished with four stamina. This order contains 

 sixteen genera, viz. Buxus (box)... Urtic a (nettle)... ,Moru: (mul- 

 berry). ..Cicca... Serpicula... Littorella...Aucuba... Dions,. „ 



* These are tjie androgynous plants. See Part I. Chap. XXI, 



