CAPRIFOLIACE^E. 147 



4. DIERVILLA. Tourn. Bush Honeysuckle. 

 (In honor of M. Dierville, a French surgeon, who introduced it into Europe.) 



Calyx with the tube oblong, bibracteate at base ; the limb 

 5-cleft. Corolla funnel-form, 5-cleft, spreading, much longer 

 than the calyx. Stamens 5, somewhat exserted. Stigma cap- 

 itate. Capsule oblong, acute, not crowned, 1 -celled, many- 

 seeded. 



D. Tournefortii Mich. : peduncles axillary and terminal, dichotomous, 

 2 3-flowered ; leaves opposite, oblong-ovate, on short petioles, serrate, 

 acuminate, smooth. D. Canadensis Willd. D. trifida Masnck. 



Rocky woods. Throughout the U. S. May, June. Tj. Stem 2 4 feet 

 high, branched. Flowers greenish-yellow, nearly an inch long. 



Common Bush Honeysuckle. 



5. LONICERA. D. C Honeysuckle. 

 (In honor of Adam Lonicer, a German botanist of the sixteenth century ) 



Calyx 5-toothed. Corolla tubular, campanulate or funnel- 

 form, 5-cleft, often irregularly. Stamens 5. Style filiform. 

 Stigma capitate. Berry 2 3 -celled, few-seeded. 



* Ffawers capitate-verticillate. Berry solitary, 3-cetted, crowned by the 

 calyx. LONICERA. 



1. L. flava Sims. : smooth and somewhat glaucous ; leaves ovate, obo- 

 vate or oval, with a narrow cartilaginous margin ; upper ones connate- 

 perfoliate; spikes verticillate, terminal; tube not gibbous. Caprifolium 

 flavum Ell. C. Fraseri Pursh. 



Catskill Mountains, N. Y. S. to Geor. W. to Wisconsin. June, July. T? . - 

 Stem twining, very smooth. Flowers bright yellow, an inch or more in length 



Yellow Honeysuckle. 



2. L. hirsuta Eat. : leaves broad-ovate and obovate, pubescent and 

 ciliate, glaucous beneath ; upper ones connate-perfoliate, nearly smooth ; 

 spikes verticillate, terminal, subcapitate, glandular-pubescent ; tube slightly 

 gibbous at base. Caprifolium pubescens Goldie. 



Rocky woods. Can. to N. Y. W. to Mich. June, July. 17. Stem 15 30 

 feet long, twining. Flowers yellow, pubescent. Berries orange. 



Hairy Honeysuckle. 



3. L. parviflora Lam. : smooth ; leaves elliptic or oblong, smooth, very 

 glaucous beneath, the upper pair connate-perfoliate, the rest mostly sub- 

 connate ; flowers in verticillate pedunculate heads ; corolla short, gibbous 

 at base ; filaments bearded. Caprifolium parvijlorum Pursh. C. bracte*- 

 sum Mich. 



Rocky woods. Subarct. Amer. to Car. June, July. h-~ Stem 6 10 feet 

 long, twining or trailing, branched. Flowers yellow, smaller than in either of 

 the preceding. Small-flowered Honeysuckle. 



4. L. grata Ait. : leaves obovate, smooth, glaucous beneath, the tipper 

 pairs connate subperfoliate ; flowers verticillate in the axils of the upper 



