144 ORDER 66. CAPRIFOLIACE.E. 



whitened beneath, obtuse at apex, acute at base ; fertile fls. solitary, on short pedun 

 cles, downy, 3-4-bracted, with 5 petals and 10 stamens ; sterile fls. 2030 in each dense 

 globular head ; fruit large, oblong. River banks, S. 20 30f. 



COHORT 2, GAMOPETAL.E, 



OR MO^OPETALOUS EXOGENS. Plants having a double peri- 

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

 of petals partially or wholly united. (Cohort 3, page 278.) 



ORDER LXVI. CAPRIFOLIACE^E. HONEYSUCKLES. 



Shrubs, rarely herbs, often twining with opposite leaves; no stipules. 

 Flowers clustered and often fragrant, 5-parted and often irregular. Corolla 

 raonopetalous, tubular or rotate. Stamens inserted on the corolla tube, 

 rarely one less than the lobes. Ovary adherent to the calyx. Style 1, stig- 

 mas 3 to 5. Fruit a berry, drupe, or capsule. Embryo small, in fleshy 

 albumen. Figs. 67, 383, 390, 466, 471, 477. 



I. LOXICERE^I. Corolla tubular, with a filiform style... (a) 



Herbs. 6 Corolla 5-lobed, the stamens but 4 .LiXJf^A. 



b Corolla 5-lobed, the stamens 5 TRIOSTEUK. 



a Shrubs. c Corolla bell-shaped, regular. Berry 4-celled. 2-seeded SYMPHORICARFUS. 



c Corolla tubular, lobes unequal. Berry 2-3-celled LONICERA. 



c Corolla funnel-form. Capsule 2-celled, 00 -seeded. (Addenda.).. DIERVILLA. 



II. SAMBUCEjE. Corolla rotate, deeply 5-lobed. Stigmas sessile... (6) 



b Shrubs with pinnate leaves. Berry 3-seeded SAMUtrccs. 6 



b Shrubs with simple leaves. Drupe 1-seeded VIBURNUM. 7 



1. LINN2EA, Gron. TWIN-FLOWER. Calyx tube ovate, limb 5-parted, 

 deciduous. Bractlets at base 2. Cor. campanulate, limb subequal, 5-lobed. 

 Sta. 4, two longer than the others. Beriy dry, 3-celled, indehiscent, 1-seed- 

 ed (two cells abortive). Lo Lvs. roundish, petiolate. Ped. filiform, erect, 

 2-fiowered. Inhabits the N. temperate zone of both hemispheres. 



li. borealis Gron. Moist rocky shades, N. J. to Oreg. and N. Filiform stems 3 6f. 

 Ped. 3, bearing at top a pair of nodding, bell-shaped, roseate, fragrant flowers. June. 



2. TRIOSTEUM, L. FEVERWORT. Calyx tube ovoid, limb 5-parted, 

 segm. linear, nearly as long as the corolla. Cor. tubular, gibbous at base, 

 limb 5-lobed, subequal. Sta. 5, included. Stig. capitate, lobed. Fr. drupa- 

 ceous, crowned with the calyx, 3-celled, containing 3 ribbed, bony seeds. 

 if Coarse, hairy, with large, connate leaves and axillary flowers. 



1 T. perfoliatnm L. Hirsute : Ivs. oval, acuminate ; fls. verticillate or clustered, 



sessile, brownish-purple. Rocky woods. 2 4f. Fruit orange-colored, 6". June. 



2 T. angustlfolium L. Hispid : Ivs. lanceolate, acuminate, scarcely connate ; fls. 



mostly solitary, short-stalked, yellowish or straw-colored. L. L, W. & S. 2 3f. May. 



3. SYMPHORICARPUS, Dill. SNOWBERRY. Calyx tube globous. 

 limb 4-5-toothed. Cor. funnel- or bell-shaped, the limb in 4 5 equal lobes. 

 8ta. 4 or 5. Stig. capitate. Berry globous, 4-celled, 2-sccded (two oppo- 

 site cells abortive). ^> Leaves oval, entire. Flowc*' ^mall, roseate. 



