WATERLEAF FAMILY 201 



in. long; lobe's notched at the apex, as long as the tube. Capsule 

 oval, shorter than the calyx teeth. In moist, open woods.* 



6. P. Drummondii Hook. Dkummond's Phlox. Annual; stem 

 erect or ascending, slender, -weak, branching, glandular-downy, 6-12 

 in. high. Leaves mostly alternate, lanceolate to oblong, downy, the 

 upper clasping by a heart-shaped base. Corymbs loose. Flowers 

 rather long-pediceled, Calyx tube short, the teeth lanceolate, bristle- 

 pointed, soon recurved. Corolla purple to crimson or white; orifice 

 of the tube usually with a white or yellowish star-like ring ; lobes 

 rounded at the apex. Ovary 3-seeded ; angles of the seeds winged. 

 Introduced from Texas and common everywhere in gardens.* 



7. P. subulata L. Ground Pink, Moss Pink, Flowering Moss. 

 Stems perennial, prostrate, 8-18 in. long, with many short, somewhat 

 upright branches, 2-4 in. high. Leaves linear-awl-shaped, stiff, about 

 I in. long, crowded, with clusters of smaller ones in their axils. Flower 

 clusters 3-6-flowered. Corolla pink-purple, with a darker center, or some- 

 times white. Forms dense mats on rocky or sandy hillsides. S. and W. 

 and often cultivated. 



II. POLEMONIUM L. 



Perennial herbs. Leaves alternate, pinnate. Flowers in 

 corymbs. Calyx bell-shaped, 5-lobed. Corolla wheel-shaped, 

 the limb with 6 obovate lobes. Stamens borne on the throat 

 of the corolla, the filaments enlarged and hairy below. Cap- 

 sule ovoid, 3-celled, many-seeded. 



1. P. reptans L. Jacob's Ladder, Blue Valerian, Bluebell. 

 Stems smooth, branched, and leaning over, 6-12 in. high. Leaflets 

 usually 7 or 9, about an inch long. Corolla blue, about 3 times as 

 long as the calyx. Capsule 3-seeded, borne on a short stalk in the 

 persistent calyx. Damp, open woods, sometimes cultivated. 



85. HYDROPHYLLACEJE. Waterleaf Family 



Herbs, usually hairy. Leaves commonly alternate and alter- 

 nate-lobed. Flowers jvith their parts in fives, in appearance 

 not unlike those of the following family, in one-sided cymes, 

 which are coiled up at first. Calyx free from the ovary, usually 

 with appendages at the notches. Corolla often with scales or 

 nectar-bearing folds inside. Stamens borne by the corolla tube. 

 Style 2-cleft, or styles 2. Ovary entire and usually 1-celled. 

 Fruit a capsule, 2-valved, 4-many-seeded. 



