KEY FOR JUNE TO NOVEMBER 



554 a Styles of flower 5 Lychnis, p 149 



b Styles of flower 2 or 3 555 



555 a Styles of flower 3 Silene. p 14.9 



b Styles of flower 2 556 



556 a Leaves with clasping bases Vaccaria. p 150 



b Leaves not with clasping bases 557 



557 a Leaves ovate; petals not notched or cleft. .Saponaria. p 150 

 b Leaves usually linear; petals usually notched or cleft 



Dianthus. p 150 



558 a Flowers Vz in. or more broad 559 



b Flowers usually about 1 A in. or less broad 562 



559 a Flowers pink or purplish Triadenum. p 186 



b Flowers white 560 



560 a Leaves lanceolate, often spotted with white veins 



Chimaphila. p 194. 



b Leaves rounded to ovate, not spotted 561 



561 a Flowering stalk with a single flower Moneses. p 194. 



b Flowering stalk with 3-20 flowers Pyrola. p 194. 



562 a Petals 3 ; stamens 3-12 Lechea. p 186 



b Petals 5 or 10; stamens 5 or 10 563 



563 a Petals deeply notched or cleft, appearing like 10 .... 564 

 b Petals not deeply notched or cleft 565 



564 a Styles 3; capsule or ovary ovoid or oblong. .Alsine. P 150 

 b Styles 5 ; capsule or ovary cylindric, sometimes curved 



Cerastium. p 150 



565 a Flowers pink Tissa. p 151 



b Flowers white 566 



566 a Fleshy plant growing on sea-beaches ; leaves with clasp- 



ing bases Ammodenia. p 150 



b Plants not fleshy; leaves not clasping at the base.... 567 



567 a Stamens of the same number as the sepals. .Sagina. P 151 

 b Stamens usually twice as many as the sepals 568 



568 a Leaves about }4 in. long, awl-shaped to ovate 



Arenaria. p 151 

 b Leaves % in. or more long 569 



569 a Leaves %-i in. long, oval or oblong, opposite 



Moehringia. p 151 

 b Leaves 1-2 in. long, linear, in whorls Spergula. p 151 



570 a Ovary inferior 571 



b Ovary superior 574 



571 a Plants creeping on the ground 572 



b Plants erect 573 



572 a Leaves rounded Hydrocotyle. p IQ2 



b Leaves linear Lilaeopsis. p 193 



573 a Flowers %-i in. broad Chamaenerion. p 189 



b Flowers about % in. broad Epilobium. p 190 



60 



