PLANTS OF SOUTHERN NEW JERSEY. 389 



Polanisia, p. 4(30 



Rhexia, p. 576 

 Bpilobium, p. 582 



Cruciferce, p. 462 



Onagracece, p. 578 



Circaea, p. 585 



gg. Flowers not in umbels. 

 h. Petals four. 



i. Leaves 3-foliate. 

 u. Leaves not pinnate. 

 j. Leaves opposite 



k. Flowers pink, large. 

 kk. Flowers pinkish, small. 

 ij. Leaves alternate. 



k. Flowers white or pink. 



Crucifera or Chamaenerion, pp. 462 or 582 

 kk. Flowers yellow. 

 /. Stamens 6. 

 //. Stamens 4-8. 

 hh. Petals 2. 

 hhh. Petals S- 



i. Leaves radical. 



]'. Flowers pale lavender, leaves entire, salt 



marsh plant. Limonium, p. 633 



jj. Flowers white or greenish, leaves dentate, 



inland plants. Saxifragacece, p. 470 



//;'. Flowers purple, leaves palmately 3-foliate. 



Oxalis, p. 516 

 M. Leaves cauline, opposite (or whorled). 

 ;'. Leaves, only one pair. 



k. Plant fleshy, flowers white, striped with 

 pink, pendant, leaves lanceolate entire. 

 Claytonia, p. 435 

 kk. Plant not fleshy, flowers small, white, 

 leaves acute, heart shaped, toothed. 



Mitella, p. 472 

 jj. Leaves more than one pair. 



k. Flowers yellow. Hyperkacea, p. 551 



kk. Flowers white or pink. 



CaryophyllacecB, p. 435 

 Hi. Leaves cauline, alternate (lower opposite in 

 some species). 

 ;'. Leaves 3-foliate. 



k. Pinnately; leaflets serrate, lanceolate, 



acute, flowers white. Porteranthus, p. 478 



kk. Palmately; leaflets triangular, flowers 



yellow. Oxalis, p. 516 



jj. Leaves pedately 3-5 parted (rarely pinnate), 



segments lobed, flowers purple or whitish. 



Geraniacea, p. 514 



/;'/. Leaves simple. 



k. Flowers blue. Linum, p. 517 



kk. Flowers yellow. 



I. Plant fleshy, prostrate. 



Portulaca, p. 435 



