218 FOUNDATIONS OF BOTANY 
Ovary 3-celled; style thread-like, stigma knobbed; ovules 
many in 1 cell, solitary in the 2 others. Fruit nearly globose, 
1-seeded. 
1. L. borealis, L. Twin-FtoweR. A beautiful, delicate plant. 
Corolla pale pink, very fragrant. Moist woods, in moss, and cold 
bogs N. 
Vv. TRIOSTEUM, L. 
Coarse, hairy, perennial herbs. Leaves large, those of each | 
pair somewhat joined at the base, so that the stem appears to 
rise through them. Calyx-tube ovoid; divisions of the limb 
leaf-like, lance-linear, persistent. Corolla knobbed at the base, 
nearly equally 5-lobed. Ovary usually 3-celled, ripening into 
a stone-fruit with 3 nutlets. 
1. T. perfoliatum, L. TINKER-wWEED, WiLpD COFFEE, FEVER- 
WORT, HoRSE-GENTIAN. Stem unbranched, soft-hairy, 2-4 ft. high. 
Leaves spatulate-ovate, abruptly narrowed at the base, 4-7 in. long 
and 2-4 in. wide, bordered with a fringe of hairs. Flowers dark 
brownish-purple. Corolla about 1 in. long, sticky-downy. Fruit 
ellipsoidal, orange-colored when ripe. Common along fence-rows 
and in rocky woods. 
VI. LONICERA, L. 
Shrubs or woody vines. Leaves simple, usually entire, 
those of a pair often appearing as if joined together at the 
base, so that the stem seems to rise through them. Calyx- 
tube ovoid, 5-toothed. Corolla tubular to bell-shaped, often 
knobbed at the base or 2-lipped. Stamens 5. Ovary 2-3- 
celled, ovules several in each cell; style slender, stigma 
knobbed. Fruit a 1—3-celled, 1-few-seeded berry.* 
A. 
Stems twining. 
1. L. Sullivantii, Gray. YrtLow Honeysuckie. Stem some- 
what twining. Leaves oval to obovate, obtuse, entire, green above, 
with a bloom beneath, the lower short-petioled, the upper sessile or 
joined at the base. Flowers in crowded, terminal whorls, bright 
yellow, fragrant. Corolla-tube slender, 1-11 in. long, bilabiate, 
4-lobed, pubescent within. Stamens and style projecting. On river 
banks and hillsides; often cultivated.* 
