CHICKWEED TRIBE, 



99 



very like the preceding : S. apetala (Annual Pearl- wort), 

 distinguished by its slight, hairy, erect stems, and 

 fringed leaves ; the capsules, too, are erect : and S. 

 maritima (Sea Pearl- wort), which has blunt, fleshy 

 leaves, and flowers destitute of petals. 



** Stamens 10 ; sepals, petals, and styles, 5. 



4. S. nodosa (Knotted Pearl- wort). Leaves opposite, 

 growing together at the base, upper ones very short, 

 growing in knots ; flower-stalks always erect ; petals 

 longer than the 'calyx. Wet sandy places, not uncommon. 

 A pretty little plant 3 4 inches high, with conspicuous 

 white dowers, 2 or 3 together; and tufted leaves. 



* S. saginoides or saxatilis (Alpine Pearl-wort) and 

 S. subuldta (Awl-shaped Pearl-wort), the former a native 

 of the Scotch mountains, the latter not uncommon in 



MCENCHIA ERECTA (Upright Mcenchid). 



