256 SYSTEMATIC BOTANY. 



tubular, 5-toothed, plaited, persistent. Corolla with the 5 sta- 

 mens inserted opposite its lobes. Styles 5. Ovary i-celled, free 

 from the ealyx. Fruit a I- seeded utricle; or else opening by $ 

 valves. 



Statice. Flowers scattered, or loosely spicate in a compound 

 corymb, i-sided, 2-3-bracted. Calyx funnel-form, dry and membra- 

 nous, persistent. Petals 5. Stamens 5, attached at base. Styles 5, 

 distinct. Fruit indehiscent. 2f 



S. LIMONIUM (Marsh Rosemary}, Leaves radical, lanceolate, oroblong- 

 obovate, i-veined, entire, mucronate below the tip, thick and fleshy, dull 

 green, on long petioles ; scape with withering sheaths, very branching, 

 forming a large, flat-topped, compound corymb, of small, pale-blue flowers, 

 which are sessile in secund spikes upon the branchlets. In salt marshes, a 

 foot high. August-October. 



Order XLIX. PRIMULACE^E (Primrose Family). 



Herbs. Leaves opposite, verticillate, or alternate, or all radi- 

 cal. Stipules none. Calyx 4-5-cleft, usually persistent, nearly 

 or quite free from the ovary. Corolla regular, 4-5-cleft. Sta- 

 mens as many as the lobes of the corolla, and inserted opposite 

 them. Ovary i-celled, with a free, central placenta. Style i. 

 Stigma i. Capsule many-seeded ; the placenta attached only to 

 the base of the cell. 



( Flower parts 7 Trientalis. 

 PRIMULACE^X 



( Flower parts 5 Lysimachia. 



1. Trientalis. Calyx and corolla mostly 7-parted. Stamens most- 

 ly 7. Filaments united in a ring at base. Capsule many-seeded, y. 



T. AMERICANA (Chick Winter green}. Stem low, slender, crowned by a 

 whorl of leaves ; flowers few, on very slender peduncles, projecting from 

 among the leaves, white and starlike ; sepals linear. In damp, rich woods, 

 6'-io' high. May. 



2. Lysimachia. Calyx 5-parted. Corolla 5-parted, rotate, with 

 a very short tube. Limb 5-parted, spreading. Stamens 5. Capsule 

 globose, 5-io-valved, opening at apex. y. 



L. STRICTA (Upright Loosestrife). Stem erect, simple, or branching; 

 leaves opposite, or in threes, lanceolate, tapering at both ends, smooth, 

 punctate, sessile ; flowers numerous, on slender pedicels, whorled, the numer- 

 ous whorls forming a long, cylindrical raceme ; pedicels nearly horizontal ; 

 corolla yellow, spotted with purple ; capsule 5-seeded. In swamps, 1-2 feet 

 high. July. 



