GENERA OF CLASS XV. TETR ADYNAMIA. m 



jj-um...Gei t iardia...Pedtculat^is ( huse-ivort ) ...Mmuhvs ( monkey 

 Jlowtr)... D6 1 dartia...Chelone ... Pentstemon... Sesamum ( oily 

 grain).** Gloxinia. 3. Capsule four-celled, which contains two 

 genera, Tourretia ... Martynia. 4. Capsules two, one genus, 

 Maurandia. 5. A silique; one genus, Millingtonia. 6. A 

 nut; two genera, Tort ul a... Ped ^uum. 7. A berry; five genera, 



LlNNJEA... CORNUTIA... Ovi ED A . . . Am A SON I A . . . BeSLERIA. 8. A 



drupe ; eight genera, Bontia...Spielmannia...Vitex...Myoporijm 

 ... Cyth arrxylon ... Volkameria. . . Clerodendron... Duranta. 

 5. Calyxes many-cleft, which comprehends four genera, Hyg- 

 banche. . .Lepidagathis . . .Gym bari a . . .Thunbergi a. 6. Many- 

 petalled, which has only one genus, Melianthus (honey flower) . 



CHAP. XVIII. 



OF THE FIFTEENTH CLASS, TETR ADYNA M I A*, 



THIS class consists of such plants as bear bisexual flowers, fur- 

 nished with six stamina, tivo of which are shorter than the rest, 

 by which last circumstance it may be distinguished from the 

 sixth class, whose flowers have six equal stamina. The flowers 



* These are the cruciformes fcross-shaped flowers) of Tournefort, and the silicu- 

 losce, and the siliquosee (plants that have a siliada and siliqua) of Ray's Hist. Plant. 

 777. This class is truly natural, and has been assumed as such by all systematists, 

 Linnjeus thinks he has given no other, unless it be Cleome, The distinction into 

 silicidose, and siliquose, is admitted by all, as a good distinction. The plants are 

 held to be antiscorbutic and diuretic. The taste in most is watery, mixed with a 

 sharpness. They commonly lose their quality when dried, 



