ALUUULE8.J \l.l -M U • 



Alliance XVII. ALISMALES i Axismai ' 

 Diagnosis.- ETypogynotu, (bitexual), trirhexapctalou 



Tl itand in the same relation to hermaphrodite hypogynous End< 

 dais and rlydrab] to the Alliances with which they are respectivelj 

 of albumen i* their great feature. They are li"»' ver known, in additioi . 

 pels not having any tendencj i<- combine; bo that they are t" Endogei 

 the ( rowfootsare to Bxogens. And it ia to be observed that if it were not I i 

 monocotyledoDOUs embryo th< re would !»• no distinguishing such plants a 

 certain Ranunculi, represented bj Ranunculus parnassifoliuB. A verj few . 

 Buch however occur only among the Alismads, and are not liabli t" i 

 other plants than Hydrals, with none oi the Orders in whieh ran thi -\ 1 

 dated. Arrow-grasses offer the Lowest organization in the < >rd< r, ai 

 as an Uismal form of Naiads. 



This Alliance Beems to close the class of Endogens, and ! on the lim i 



Bxogens, in consequence of the intimate and unquestionable relation I etwi • n \ 

 and Crow :■ 



N&TORAI OrDBBS 01 AXISHAJLS. 



ml 1 



parietal J 



Placenta k, Vlism 



Hid J 



n nacaly. Placenta . ■ '/, 

 slit "a mm si,'., n-.'h a very ■■■ J 



