606 PHARMACEUTICAL BOTANY 
CAPRIFOLIACE2 OR Honey SuckLe Famity.—Shrubs (Elder, 
Viburnum, Snowberry, etc.) or rarely herbs (Twin Flower). 
Leaves entire, opposite, exstipulate or with delicate, attenuate 
or filiform stipules. Inflorescence varying from a raceme of 
shortened cymes to a capitulum. Flowers varying from regular 
and small (Sambucus, Viburnum, etc.) to increasingly large, slightly 
irregular and ultimately very irregular, in some Honeysuckles 
ee re 
Fic, 461.—Two medicinal Viburnums. A, Viburnum Opulus var. americanum, 
the ich of cramp bark. B, Viburnum prunifolium, the black haw, whose root bark 
is official. 
(Lonicera) and in a few Weigelas and allies; calyx pentamerous, 
superior; corolla superior, gamopetalous, limb pentafid, small 
in Viburnum and Sambucus to elongate-tubular or irregular- 
infundibuliform in Honeysuckles; stamens five, inserted on tube 
of corolla and alternating with corolla segments; filaments 
equal or didynamous (in irregular flowers); ovary inferior, rarely 
five- to three-celled, usually three- or frequently two-celled; 
style terminal. Fruit a berry (Honeysuckle, Elder, etc.) from an 
inferior ovary, several celled, occasionally becoming one-celled 
with several to rarely one seed and drupaceous (Viburnum), 
or fruit a capsule (Diervilla, Weigelia). Seeds albuminous. 
