MONOPETALOUS EXOGENOUS PLANTS. 307 



stamens inserted on the corolla, and as many as its lobes ; 

 stigma capitate ; herry globous, 4-celled, 2-seeded (2 oppo- 

 site cells abortive). — Small shrubs, with entire oval leaves 

 and small rose- colored /oz(;er5. 



S. VULGARIS, Michx. Leaves roundish-oval ; spikes axil- 

 lary, subsessile, capitate and crowded ; corolla campanu- 

 late, lobes nearly glabrous ; stamens and bearded style in- 

 cluded; berries dark red. River banks.— /S/^rw^, 2° to 3° 

 high; branches purplish and often pubescent; leaves V 

 to 2' by j-' to IJ', somewhat pubescent ; corolla greenish 

 red. 



LONICERA, L. Woodbine; Honeysuckle. 



Calyx ovoid, 5-toothed; corolla tubular, 5-cleft, often 

 bilabiate, and gibbous near the base ; stamens 5 ; ovary 2-3- 

 celled, with several ovules in each cell ; berry 1-3-celled, 

 several-seeded; seeds bony. — Erect or twining shrubs, with 

 entire, often connate leaves ; floiuers by pairs or in spiked 

 whorls. 



L. sempervirens. Ait. Stem twining; leaves oblong 

 or lanceolate, pale and tomentose beneath, the upper pair 

 shorter and connate ; spikes terminal ; lohorls distinct ; 

 corolla nearly equally 5-lobed, scarlet or orange without, 

 yellow within. Margins of swamps. Leaves perennial; 

 corolla 2' long. 



L. GRATA, Ait. Stem twining ; leaves obovate, glaucous 

 beneath, the 2 or 3 upper pairs connate ; whorls of flowers 

 axillary and terminal ; corolla bilabiate, the tube long and 

 slender ; young branches often hairy ; corolla 1 J' long, with 

 a red or purplish tube and a white limb, changing to yel- 

 low ; berry orange-red. 



L. FLAVA, Sims. Smooth and somewhat glacons ; stem 

 scarcely tAvining; leaves oval or obovate, the upper pairs 

 connate ; cohorts of flowers crowded, terminal ; corolla 



