DECANDRM. 423 



j2. Trigijnla lias only RheiuN, the Rhubarb, 

 nearly related to Rumex, 



3. Hexasiynia. Butomus ^imhellatus, Engl. 

 But. /. 6j1, a great ornament to our rivers 

 and pools. 



Class 10. Dccandria, Stamens 10. 

 Orders 5. 



1. Monogyuia. A numerous and fine as- 

 semblage, beginnhig with a tribe of flowers 

 more or less correctly papilionaceous and 

 leguminous, which differ very materially 

 from the rest of that natural order in hav- 

 ing ten stout, firm, separate stamens. See 

 Cassia, Curt. Mag. t. 107, 6^S, and 

 Sophora, t. 167 ; also Eiot. Bof. t, 25 — 

 27, and Annals of Botany, v. 1. 501. 



The Rata, Rue, and its allies, now be- 

 come very numerous, follow. See Tracts 

 on Nat. Hist. 287. Dictamnus, vulgarly 

 called Fraxinella, is one of them. Dioncea 

 Muscipula, see p. 174, stands in this arti- 

 ficial order, as do the beautiful Kalmia, 

 Rhododendron, Andromeda, Arbutus and 

 Fyrola, Engl. Bot. t. 213, &c. 



