Victorian Plants. 135 



664. Leaves from ovate- to linear-lanceolar. 



Dwarf, slender herb ; outer sepals not much shorter than the 

 inner ; fruit spathular-cuiieate, angular at the summit ; 

 seeds beset with curly hairlets. C. calymega. 



Leafless or with a few narrow leaves. 



Dwarf, very slender herb ; outer sepals not much shorter 

 than the inner ; fruit spathular, rounded at the summit ; 

 seeds beset with straight hairlets. C. defoliatuni. 



665. Dwarf, almost herbaceous. 



Leaves from elliptical- to linear-lanceolar ; two of the outer 

 sepals united, all much shorter than the inner ; fruit nar- 

 rowly spathular-cuneate. Figure 13. C. polygaloides. 



Rather tall, almost shrubby ... ... ... 666 



666. Leaves inflexed at the margin, rather broad. 



Shrubby plant ; leaves numerous, oval-elliptical, blunt ; 

 outer sepals disunited, much shorter than the inner ; 

 fruit short-bilobed at the summit. C. retusum. 



Leaves reflexed at the margin, rather narrow. 



Somewhat shrubby plant ; leaves numerous, from elliptical- 

 to linear-lanceolar, pointed ; outer sepals disunited, much 

 shorter than the inner; fruit truncate at the summit. 



C. ericinum. 



HYFERXCINAE. 

 HYFERXCT7TO. 



667. Fruit one-celled, three-valved. 



Small, glabrous herb, from erect to almost prostrate ; leaves 

 from oval- to lanceolar-elliptical ; flowers variable in size, 

 never very large ; sepals lanceolar ; fruit oval-ellipsoid ; 

 placentaries narrow -linear. H. Japonicum. 



ELATINE. 



668. Dissepiments of fruit evanescent. 



Small, glabrous plant ; leaves membranous, entire, from 

 spathular- and orbicular-elliptical to lanceolar- and linear- 

 elliptical ; flowers sessile, scattered ; sepals, petals, sta- 

 mens, styles and fruit- valves two to four ; seeds slightly 

 curved. . Americana. 



