ORDEB 66. CAPRIFOLIACE^E. 393 



COHORT 2, GAMOPETALJ3, 



OR MONOPETALOUS ExoGENS. Plants having a double peri- 

 anth, consisting of both calyx and corolla, the latter composed 

 of petals partially or wholly united. 



ORDEU LXVI. CAPRIFOLIACE^E. HONEYSUCKLES. 



Shrubs, rarely herbs, often twining with opposite leaves, no stipules ; flowers clus- 

 tered and often fragrant, 5-parted and often irregular ; corolla monopetalous, tubular 

 or rotate ; stamens inserted on corolla tube, rarely one less than the lobes ; ovary 

 adherent to tho calyx; style 1, stigmas 3 to 5 ; fruit a berry, drupe or capsule. 

 Embryo small, in fleshy albumen. 



Genera 16, xpeciex 220, chiefly natives of tho northern temperate regions, and occasionally 

 found in the alpine parts of the tropical zone. 



Properties. The, fever-root (Triosteum perfoHritnm) is a mild cathartic, and in laree doses 

 emetic ; the I'rU'd and roasted berries are sometimes substituted for coffee. The U-aves and 

 bark of the Elder are both emetic and cathartic ; the flowers arc sudorific, and tho berries 

 laxative. Tho beauty and fragrance of the Honeysuckle iu cultivation is well knuwQ. 



TRIBES AND GENERA. 



1. LONICERE.E. Corolla tubular, with a filiform style (a). 



a Herbs. Corolla 5-Iobed, the stamens but 4 LIVN-EA. 1 



Corolla 5-lobed, tho stamens 5 TRIOSTTOM. 2 



a Shrubs. Corolla bell-shaped, regular. Berry 4-celled, 2-seeded SYMIMIOKICARPCS. 8 



Corolla tubular, lobes unequal. Berry 2 to 8-celled LONICERA.. 4 



Corolla funnel-form. Capsule 2-celled, CD -seeded DIBKVILLA. 5 



2. SAMBUCEJE. Corolla rotate, deeply 5-lobed. Stigmas sessile (b). 



b Shrubs with pinnate leaves. Berry 3-secded SAMBCCL-S. 6 



b Shrubs with simple leaves. Drupel-seeded VIBURNUM. 7 



1. LINN^A, Gron. TWINFLOWER. (Dedicated to Carl Von 

 Linne, the most renowned of naturalists.) Calyx tube ovate, limb 5- 

 parted, deciduous; bractlets at base 2 ; corollft cnnipanulate, limb sub- 

 equal, 5-lobed ; stamens 4, 2 longer than the other ; berry dry, 3- 

 cclled, indehisccnt, 1 -seeded (2 cells abortive). H A trailing, evergreen 

 herb, widely disseminated throughout the northern temperate zone. 

 Ped. 2 flowered. 



L. borealis Gron. The only species, native of moist, shady, rocky soils, gener- 

 ally in evergreen woods, from lat. 39 to the Arc. Sea. It has long, creeping, 

 filiform, brownish sts., rooting and branching their whole length, and covering 

 the ground in large patches. Lvs. small, opposite, petiolate, roundith, with ob- 

 tuse lobos or teeth, and scattered hairs. Ted. filiform, slightly hairy, about 3' 

 high (tho only erect part of tho plant), tha lower part leafy, the upper furnis-hed 

 with a pair of minute, linear, opposite bracts, and terminating with 2 pedicellate, 

 nodding flowers. The corolla is rose-colored and very fragrant. Jn. 



2. TRIOS'TEUM, L. FEVER-WORT. (Gr. rpe*?, three, dortov, a 

 Done; from the three bony seeds.) Calyx tube ovoid, limb 5-parted, 

 segments linear, nearly as long as the corolla; corolla tubular, gibbous 

 at base, limb 5-lobed, subequal ; stamens 5, included ; stigma capitate, 

 lobed ; fruit drupaceous, crowned with tho calyx, 3-celled, 3-sceded; 



