EX0G1 

 ROBolfi tO Saxifragnls, ami then l>\ ua\ oi 



Btep. At this (point the Gentianal Allium-. • i- ,1,1. ., 

 unci ire quit il by moving from Gentianworts into 

 The Cortusal, Echial, and Bignonial Alliai 

 obstacle ; and iliu- »>■ reach the < nd of the P< 

 nerworts, in the Bignonial Alliance, tit on U ■ 

 nala of the Epigynoua Sub-class ; these join M 



on the one hand, and Napoleonworts on tl ther. From M. 



to the Cactal Alliance, which ma\ be theoretically i 



condition of the former, so near do the Oi 



tin Loasads of the Latter group. This brings us to I 



Orders collected in the < rrossal Alliance. The < inch 



of Bilberryworta, and quitted through the Stellate plant-. wb 



touch [Jmbellifers in the Umbellal Alliance. At this point 



ted into the las! Alliance, that of Asarals, by «a\ of Witch |j 

 and Sandalworts, till the whole line is finally closed l>\ th( 

 Tin se singular plants, with their ternary flowers, app< 

 testable relationship to Yams among Diet] 1 thus I 



affinities eventually returns into itself. 



Bach of the Sub-classi ists of Alliances which hav< 



instances a strong lateral relation : so that in order to obtain 

 of their mutual correspondence it i» necessary to place them 

 well as in succession. This is very obvious in the following insl 



Diclinoi II ■ P 



Drticales, . . . Cbenopodales, . . 1 . . . 



Euphorbi&les, . . Malvales, .... Daphnales, . . 



Menispennales, . Ranales, .... Saxifragalcs, . . Myi 



Cucurbitalea, . . Violates, . . • Bignouiales, • 



This abundantly Bhows how hopeless it i- to express the 

 plants by any other means than a map, or some such contrn 

 all sequences will of necessity be inadequate to explain in 

 degree the position in which natural Orders reallj stand witl 

 each other. 



Al.l.l \\> E8 OF Eli 



Sub-Class I. DICLINOUS EXOGENS. 

 Flowers ^ 9. without any customary tend 



Aur.Nru i -. — Flowers in catkins, add 



carpelssup 

 Urticales. — Flowers 



: 



Euphorbiales. — Flowers i 



dated, sup rior; 



by abundant album* 

 Qcernales. — Flowers in catkit s, 



embryo an 

 Garryalbs. — Flowers nun 



pels inferior ; 



albumen. 



