148 SUMMER FLOWERS. 



four or five teeth ; petals four or five, witli long claws and 

 spreading laminas. 



9. Tamaricaceous Plants. Tamaricace/e. 



(44) Tamarix — flowers in racemes ; stamens as many or twice as 



many as tbe petals. 



10. Caryophyllaceous Plants. Caryophyllace^. 



* Sepals united into a cylindrical tube; stamens united lelow 

 into a tube. 



t Calyx with two to four scaly bracts at the base, or some- 

 times covered by them, 



(45) Dianthus— calyx five-toothed ; petals five, clawed ; styles 



two ; capsule one-celled, many-seeded, opening at the top 

 with four valves. 



tt Oalyx without scales at the base. 



(46) Silene— calyx five-toothed; petals five, claMed ; styles three; 



capsule more or less completely three-celled, opening at 

 the top with six valves. 



(47) Lychnis — calyx five-toothed ; petals five, clawed ; styles 



five ; capsule one- or half five-celled, opening at the top 

 with five or ten teeth. 



** Sepals distinct or only cohering at the base ; stamens free. 

 f Valves of the capsule equalling the styles. 



(48) Sagina — sepals four or five, spreading when in fruit ; petals 



four or five or none ; stamens four or five or twice as many ; 

 styles four or five ; capsules four- or five-valved, many- 

 seeded. 



(49) Alsine — sepals five or four; petals five or four, entire or 



slightly emarginate ; styles three ; capsules opening with 

 three valves. 



