io8 HYDROPHYLLACEAE (WATERLEAF FAMILY) 



P. bifida, Cleft Phlox. Minutely pubescent; stems low, diffuse 

 and branching; leaves linear, becoming nearly glabrous; flowers few 



on slender peduncles ; 



^A, 



Phlox; a, P, divaricata; b^ P. bifida. 



calyx-teeth . awl-shaped; 

 lobes of the pale-purple 

 corolla 2-cleft to or below 

 the middle, the divisions 

 linear oblong>. ■• Sandy soil. 

 May and June. 



POLEMONIUM 



Perennials, with alter- 

 nate pinnate leaves, 

 flowers in corymbs, sta- 

 mens inserted at the 

 summit of the very 

 short tube of the open 

 bell-shaped corolla, and 

 filaments hairy at base. 



P. reptans, Jacob's Ladder. Smooth or slightly pubescent; stem 

 weak and spreading; leaflets S-iS, ovate-lanceolate or oblong; corymbs 

 few-flowered, with nodding flowers; sta- 

 mens and style included; corolla light blue; 

 capsules about 3-seeded. Woods. April to 

 June. 



HYDROPHYIIACEAE 



(Waterleaf Family) 



Herbs, usually hairy, with mostly al- 

 ternate leaves, regular blue or white flow- 

 ers with 5 stamens in i-sided racemes, 

 and a i-celled entire ovary becoming a 

 2-valved capsule. 



Polemonium reptans, 

 Jacob's ladder. 



HYDROPHYLLUM 



Perennials, with large petioled leaves, and white or bluish- 

 purple clustered flowers. Corolla bell-shaped, s-cleft. Stamens 

 end style mostly exserted, the filaments more or less bearded. 



