CAPRIFOLIACE^. 147 



4. DIERVILLA. Tourn.— Bush Honeysuckle. 

 (In honor o( 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. trijida Manch. 



Rocky woods. Throughout the U. S. May, June. \i. — 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. 



* Flowers capitate-verticillate. Berry solitary, ^-celled, crowned by tlu 

 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 

 Jlavum 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. Y^.—Stem 15—30 

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



Hairy Honeysuckle. 



3. L. parvijlor a 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 parvifLorum Pursh. C. bracter^ 

 sum Mich. 



Rocky woods. Subarct. Amer. to Car. June, July. T7. — Stem 6 — 10 feet 

 long, twining or trailing, branched. FT.owers yellow, smaller than in rtther of 

 the preceding. - SmaU-flowered Honeysuckle. 



A. L. grata Ait. : leaves obovate, smooth, glaucous beneath, the upper 

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



