OF CLASS XXII. DICECIA. 



Ill 



ma...Phyllanthus...Agyneia.. JEpistylium... Siphonia...Sapi- 

 um...omphalea...hecatea...aleuritis...and myranthus. 



Order 9. Syngenesia, comprehends such plants as have 

 their male flowers furnished with stamina, of which the antherag 

 are united. This order contains six genera, viz. Tricholanthes 

 (snake-gourd). r.MomoRDic a (squirting cucumber)... Cucumis (cu~ 

 cumber, me/orc)...CucuRBiTA (gourd, pompion ) . . .C i cyos.. .and Bry- 

 onia (bryony)*. 



Order 10. Gynandria, comprehending such plants as have 

 their male flowers furnished with stamina that grow out of a 

 kind of style, or imperfect pistillum, the perfect one being in the 

 female flower. This order contains two genera, viz. Andrachnk 

 and Hyplydra. 



CHAP. XXV. 



OF THE TWENTY-SECOND CLASS, DICECIA, 



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

 but bear male and female flowers on distinct plantsf. The orders 

 of this class are fourteen, containing one hundred and eleven ge- 

 nera,' viz. 



* These genera all melt into the order Monadelphia, according to Wildenow, tht 

 Syngenesia being by him confined to compound flowers. They are here preserved 

 distinct, as an illustration of the Sexual System. Editor. 



if. There are many plants which have male and female flowers on distinct plants ; 

 but which are not admitted tc 'his class, because this circumstance happens to one 

 species only, and not to the whole genus. Instances of this are met with in Morus, 

 Urtic-ay Laurus, Croto?i, Rumex, Silene, Carex, Rhus, Valeriana, Rhamnus, and 

 Cuculidus. But it is observable, that in the plants that stand under the first di- 



