CAPRIFOLIACE^E. (HONEYSUCKLE FAMILY.) 169 



DIVISION II. MONOPETALOUS EXOGENOUS PLANTS. 



Floral envelopes double, consisting of both calyx and 

 corolla ; the latter of more or less united petals. 



ORDER 69. CAPRIFOLIACE^E. (HONEYSUCKLE FAMILY.) 



Chiefly trees or shrubs, with opposite leaves, and no stipules. Calyx- 

 tube adherent to the ovary, the limb 4 - 5-toothed or lobed. Corolla tubu- 

 lar or rotate, 4 - 5-lobed. Stamens as many as the lobes of the corolla, and 

 alternate with them, inserted on its tube. Ovary 2 - 5-celled, with 1 - 

 many pendulous ovules in each cell. Fruit mostly baccate or drupaceous. 

 Seeds anatropous. Embryo small, in the axis of fleshy albumen. 



Synopsis. 



* Corolla tubular. Style slender. Stigma capitate. 



1. SYMPHORICARPUS. Corolla campanulate. Berry 4-celled, 2-seeded. Erect shrubs. 



2. DIERVILLA. Corolla funnel-shaped. Capsule 2-celled, 2-valved, many-seeded. Erect 



shrubs. 



3. LONICERA. Corolla tubular. Berry 1-3-cel led. Chiefly woody vines. 



4. TRIOSTEUM. Corolla tubular. Drupe bony, 3 - 5-seeded. Herbs. 



* * Corolla rotate. Stigmas 3-5, sessile. Flowers in cymes. 



5. SAMBUCUS. Leaves pinnate. Berry 3 - 5-seeded. 



6. VIBURNUM. Leaves simple. Drupe 1-seeded. 



1. SYMPHORICARPUS, Dill. SNOWBERRY. 



Calyx-tube globose, the limb 4 - 5-toothed, persistent. Corolla campanulate, 

 nearly regular, 4 -5-lobed. Stamens 4-5, inserted on the throat of the corolla. 

 Ovary 4-celled, 2 of the cells with several abortive ovules, the other two with a 

 single suspended fertile ovule in each. Berry 4-celled, 2-seeded. Seeds bony. 

 Erect shrubs with entire leaves, and white or reddish flowers in axillary 

 spikes or clusters. 



1. S. Vlllgaris, Michx. Leaves oval, downy beneath; flowers in small 

 axillary clusters; corolla smoothish within; berries red. (Symphorea glome- 

 rata, Pers.) Dry soil among the mountains, Georgia, and northward. July- 

 gept. Shrub 2 -3 high. 



2. DIERVILLA, Tourn. 



Calyx oblong or cylindrical, narrowed above, with 5 subulate teeth. Corolla 

 funnel-shaped, 5-lobed. Stamens 5. Capsule 2-celled, septicidally 2-valved, 

 many-seeded. Low shrubs, with ovate or oblong acuminate sen-ate deciduous 

 leaves, and axillary and terminal cymose flowers. 



1. D. trifida, Moench. Leaves ovate or oblong-ovate, distinctly petioled, 

 pubescent, ^especially on the veins above ; peduncles mostly 3-flowered ; capsule 



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