220 FOUNDATIONS OF BOTANY 



1. D. trifida, Moench. Common Bush Honeysuckle. Bushy, 

 1-4 ft. high. Leaves ovate or oblong-ovate, petioled. Peduncles 

 1-3-flowered. Pods tapering to a slender point. Rocks, espe- 

 cially N": 



2. D. japonica, Thunb. Weigela. A stout, branching shrub, 

 3-6 ft. high. Leaves broadly oval, acute at the apex, rounded at 

 the base, coarsely serrate, rough above, downy beneath, short-peti- 

 oled. Flowers spreading, funnel-form, rOse-oolor, 1-lj in. long. 

 Calyx-lobes deciduous. Corolla downy without, the lobes spreading. 

 Capsule oblong or spindle-shaped. Seeds with netted wings. Intro- 

 duced from Japan ; common in cultivation.* 



97. VALERIANACE.®. Valerian Family. 



Herbs, rarely shrubs. Leaves opposite, without stipules. 

 Flowers small, usually irregular, in forking cymes. Calyx- 

 tube adnate to the ovary. Corolla funnel-shaped, the base 

 often with a sac or spur. Stamens 1-3 or 5, inserted at the 

 base of the corolla-tube ; filaments slender, anthers versatile. 

 Ovary cells 3, two of them not ovule-bearing, the third with a 

 single ovule hanging from the top ; style thread-like, stigma 

 blunt or 2-3-lobed. Fruit small, not splitting open. 



I. VALERIANA, L. 



Perennial, rarely annual, herbs. Eoot-leaves crowded; 

 stem-leaves opposite or whorled, entire or pinnately cut. 

 Flowers in corymbed, headed, or panicled cymes. Limb of 

 the calyx consisting of several plumy bristles. Lobes of 

 the corolla 5 or rarely 3-4, unequal. Stamens 3. Stigma 

 knobbed. Fruit flattened, ribbed, 1-celled, 1-seeded. 



1. V. edulis, Nutt. An upright, straight-stemmed plant, 1-4 ft. 

 high. Leaves all thickish and closely fringed with short hairs ; 

 root-leaves linear-spatulate or lanceolate-spatulate, entire ; stem-leaves 

 pinnately parted, the 3-7 divisions long and narrow. Flowers almost 

 dioecious, in a long, interrupted panicle. Corolla whitish. Root long 

 and stout, eaten by Indians. Low ground and wet prairies, especially 

 N. W. 



2. V. offlcinalis, L. Garden Valerian. Plant smooth or hairy 

 below, strong-smelling. Rootstock short. Leaves all pinnate ; root- 



