232 KEY AND FLORA 



beneath ; the lower petioled, the upper pair nearly semi-orbicular and 

 joined at the base. Flowering spikes terminal, bearing several whorls. 

 Corolla about 2 in. long, slender, smooth; the limb short, nearly equally 

 5-lobed, scarlet without, bright yellow within. Stamens slightly pro- 

 jecting ; fruit red. On low ground; "often cultivated.* 



5. L. Caprifolium L. European Honeysuckle. A moderately 

 high-climbing shrub. Leaves smooth and deciduous, several of the 

 upper pairs united at their bases to form a flattish disk or somewhat 

 cup-shaped leaf. Flowers in a single terminal whorl, verj^ sweet- 

 scented. Corolla whitish, red, or yellow, 2-lipped, with the lips re- 

 curved. Cultivated from Europe. 



6. L. SuUivantii Gray. Yellow Honeysuckle. Stem somewhat 

 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, fra- 

 grant. Corolla tube slender, 1-1^ in. long, bilabiate, 4-lobed, pubes- 

 cent within. Stamens and style projecting. On river banks and 

 hillsides; often cultivated.* 



III. SYfflPHORICARPOS Ludwig 



Shrubs. Leaves short-petioled, deciduous. Flowers in axil- 

 lary clusters. Calyx tube globose, 4-5-toothed. Corolla bell- 

 shaped, 4-5-lobe.d, sometimes knobbed at the base, smooth or 

 hairy within. Stamens 4-5. Ovary 4-celled ; 2 of the cells with 

 a single fertile ovule in each, the other cells with several abor- 

 tive ovules ; style slender ; stigma knobbed or 2-lobed. Fruit 

 a 4-celled, 2-seeded berry.* 



1. S. racemosus Michx., var. Isevigatus. Snowberky. An oi-na- 

 mental shrub, 2-3 ft. high. Flowers in loose terminal racemes, which 

 are often leafy. Corolla bell-shaped, much bearded inside, pinkish- 

 white. Stamens and style not projecting. Berries rather large, snow- 

 white, remaining long on the branches. Rocky banks, often cultivated. 



IV. LINN.ffi:A L. 



A very small, slender, creeping evergreen shrub ; branches 

 inclined, ending in a slender, erect, 2-flowered peduncle. 

 Leaves opposite, without stipules. Flowers nodding, on slen- 

 der pedicels, with 2 bractlets. Calyx tube ovoid ; limb 6-lobed. 

 Corolla nearly bell-shaped, 6-lobed. Stamens 4, inserted near 

 the base of the corolla; 2 of them longer than the other 2. 



