592 



PRIMULACEAE. 



[VOL. II. 



i. Trientalis Americana Pursh. Star- 

 flower. Chick weed Wintergreen. 

 (Fig. 2822.) 



Trientalis Americana Pursh, Fl. Am. Sept. 256. 

 1814. 



Rootstock horizontal or creeping, sending up 

 simple stem-like branches s'-o/ high, which 

 are naked or scaly below, the leaves all in a 

 verticil of 5-10 at the summit. Leaves mem- 

 branous, lanceolate or oblong-lanceolate, acu- 

 minate at both ends, sessile or short-petioled, 

 minutely crenulate, \% f -^ long, 4 // -i5 // wide; 

 pedicels filiform, erect, i / -2 / long; sepals nar- 

 rowly lanceolate or subulate, cuspidate, about 

 one-half as long as the oblong or somewhat 

 obovate corolla-segments; flowers 4 // -6' / broad; 

 capsule shorter than the sepals. 



tt In damp woods and thickets, Labrador to the 



F^*P'*\*m Northwest Territory, south to southern New Jersey, 

 Virginia, Illinois and Michigan. May-June. 



9. GLAUX L, Sp. PI. 207. 1753. 



A small succulent perennial leafy herb, with opposite entire obtuse small fleshy leaves, 

 and minute dimorphous nearly sessile axillary pink or white flowers. Calyx 5-parted, the lobes 

 petaloid, imbricated in the bud, about equalling the campanulate tube. Corolla none. Sta- 

 mens 5, inserted at the base of the calyx and alternate with its lobes; filaments subulate-fili- 

 form; anthers cordate, attached by their backs to the filaments. Ovary superior, ovoid, glan- 

 dular; ovules few; style filiform; stigma capitellate. Capsule globose- ovoid, beaked, 5-valved 

 at the top, few-seeded. Seeds ellipsoid. [Greek, sea-green.] 



A monotypic genus of salt marshes, sea-beaches and other saline situations in tin- nortluTii 

 hemisphere. 



i. Glaux maritima !. Sea Milkwort. 

 Black Saltwort. (Fig. 2823.) 



Glaux maritima L. Sp. PI. 207. 1753. 



Perennial by slender rootstocks, glabrous, pale 

 or glaucous, simple or branched, erect or diffuse, 

 a'-S' high. Leaves oval, oblong or linear-oblong, 

 rarely somewhat spatulate, sessile, 2"-6" long, 

 \"-2%" wide, the lower usually smaller than the 

 upper; flowers about i#" broad, solitary and very 

 nearly sessile in the axils, usually numerous; calyx- 

 lobes oval, pink, purplish or white; stamens either 

 shorter than the style or exceeding it; capsule 

 nearly enclosed by the calyx, but free from and 

 about equalling it. 



In salt marshes and on sea-beaches, New Jersey to 

 Newfoundland: in saline or subsaline soil from Minm-- 

 sota and Manitoba to the Northwest Territory, south to 

 Nebraska and Nevada; on the Pacific Coast from Cali- 

 fornia to Alaska. Also in Europe and Asia. Called 

 also Sea Trifoly. June-Aug. 



10. ANAGALLIS L. Sp. PI. 148. 1753. 



Annual or perennial, diffuse or erect, branching mostly glabrous herbs, with opposite or 

 verticillate (rarely alternate) sessile or short-petioled leaves, entire or nearly so, and small 

 axillary peduncled red blue white or pink flowers. Calyx 5-parted, the lobes lanceolate or 

 subulate, spreading, persistent Corolla deeply 5-parted, rotate, the segments entire or erose, 

 convolute in the bud, longer than the calyx. Stamens 5, inserted at the base of the corolla, 

 filaments subulate, or filiform, puberulent, or pubescent, distinct, or united into a narrow ring 

 at the base; anthers oblong, obtuse. Ovary globose, ovules numerous; stigma obtuse. Capsule 

 globose, circumscissile, many-seeded. Seeds minute, flat on the back. [Greek, delightful.] 



About 15 species, mostly of the Old World, i native in southern South America. The following 

 European and Asiatic species is widely distributed as a weed. 



