PRIMROSE FAMILY 187 
1. S. ciliatum Raf. Frincep Loosrstrire. Stems erect, slender, 
simple or branched, 1-3 ft. high. Leaves opposite, ovate to ovate- 
lanceolate, acute at the apex, rounded at the base; margins and 
petioles hairy-fringed. Flowers solitary on axillary peduncles, 4-1 in. 
broad; petals broadly ovate or roundish, denticulate; calyx shorter 
than the capsule. Woods and thickets.* 
2. S. lanceolatum Gray. Lance-LEAvep Loosestrire. Stem 
erect, 6-24 in. high. Leaves varying from lanceolate to oblong and 
linear, petioled or almost sessile, acute or taper-pointed. Flowers 
3-4 in. in diameter. Capsule nearly as long as the segments of the 
calyx. In imoist ground and thickets. 
3. S. quadriflorum Hitche. Linzar-Leavep LoosEstrire. Stem 
erect, 4-sided, slender, 1-3 ft. high. Basal leaves oblong or linear- 
oblong, on slender petioles; stem leaves, all but the lowest, nearly 
or quite sessile, narrowly linear, 2-4 in. long, smooth and shining. 
Flowers about 3 in. in diameter, often clustered in fours at the ends of 
the branches. Corolla lobes pointed. Along streams, especially N.W. 
V. TRIENTALIS L. 
Low, smooth, perennial herbs, with slender, erect, un- 
branched stems. Leaves lanceolate, ovate, or oblong, mostly 
in a whorl at the summit of the stem. Flowers one or few, 
terminal, on slender peduncles, small, white or pink. Sepals 
narrow and spreading. Corolla wheel-shaped, with usually 
7 taper-pointed segments. Ovary globose; style thread-like. 
Capsule globose, many-seeded. 
1. T. americana Pursh. Star Firower, CHICKWEED WINTER- 
GREEN. Spreading by long and slender rootstocks; branches erect, 
stem-like, 8-9 in. high. Leaves very thin, pale green, pointed at both 
ends. Flowers white. Capsules white, marked off into polygonal 
sections, each corresponding to 1 seed. Cold woods; common N. 
VI. ANAGALLIS L. 
Annual or perennial herbs. Stems erect or diffuse. Leaves 
opposite or whorled. Flowers axillary, peduncled. Calyx tube 
5-parted, persistent. Corolla wheel-shaped, 5-parted, longer 
than the calyx. Stamens 5, inserted on the base of the corolla; 
filaments bearded. Ovary globose; style slender; stigma 
knobbed. Fruit a many-seeded capsule, the top coming off 
like a lid.* , 
