278 VIBUENAOEJ<;. . vibuknum. 



celled, two of the cells containing several imperfect ovules, the third 

 a solitary fertile ovule; fruitdry ; 1-seeded. 



■4. Symphoricarpos. Shrubs with simple or merely lobed leaves : corolla 

 campanulate, regular or nearly so, 4-5-lobed : stamens as many as 

 lobes of the corolla, : ovary 4-celled, but the berry-like fruit- only 

 2-8eeded. 



5. Lonicera. Climbing or erect herbs with simple leaves : corolla tub- 

 ular, more or less irregular, commonly 2-lipped : stamens 5: ovary 

 and berry-like fruit 2-3-celled, several-seeded. 



Tribe 1. Sambucex H. B. K. Corolla regular, short, rotate or 

 open-campanulate, 5 lobed. Styles short, or hardly any: stigmas 

 3-5; ovary 1-5-celled: ovules solitary. Fruit baccate-drupaceous, 

 with 1-5 seed-like nutlets; inflorescence terminal and cymose. 



1 VIBURNUM Tourn. 



Shrubs or small trees with petioled, undivided or lobed stipu- 

 late or pseudostipulate leaves and mostly white flowers in ter- 

 minal cymes, the marginal ones sometimes sterile and r.idiant. 

 Lijrib of the calyx 5-toothed. Corolla rotate, sometimes some- 

 what tubular or campanulate, 5-lobed. Stamens 5 : ovary 1—5- 

 celled. one of the cells containing a single suspended ovule, the 

 other abortive : stigmas 3, sessile. Fruit drupaceous, with a 

 thin pulp, 2-seeded. Embryo minute, at the extremity of the 

 fleshy albumen. 



§ 1. Cyme never radiant: drupes blue or dark purple or 



black. 



V. ellipticuin Hook. Fl. i, 280. An erect shrub 2-10 feet high ; win- 

 ter buds scaly : leaves from orbicular-oval to elliptical-oblong, rounded at 

 both ends, dentate above the middle, not lobed, at length rather coriace- 

 ous, 3-5-nerved from the base, the nerves ascending or parallel, pubescent 

 with simple hairs or glabrate above; on slender petioles; stipules subu- 

 late to setaceous : cymes pedunculate, with 5-7 primary rays. Corolla 4-5 

 lines in diameter : filaments equalling the corolla : stone of the fruit 

 deeply and broadly sulcate on both faces, the furrow of one face divideii 

 by a median ridge. On rocky ridges, Washington to California. 



§ 2. Opulus Tourn. Cymes radiant or not radiant : drupes 

 light red, acid, edible, globose. 



T. Opnlns L. Sp. 268. Usually nearly or quite glabrous: stems 4-10 

 feet high: winter buds scaly: leaves dilated, 3 -lobed, with accuminate 

 lobes, incisely dentate or the upper ones entire, rounded or broadly cune- 

 ate at base, palmately or pedately 3-5-ribbed, on slender petioles bearing 

 2 or more glands at or near the summit and usually setaceous stipules 

 near the base : cymes rather ample, terminatine several-leaved branchlets, 

 radiant: anthers exserted : fruit nearly a half inch long, red, juicy, glo- 

 bose; stone flat, orbicular, even. In swamps and along mountain streams, 

 Oregon to British Columbia, Pennsylvania. 



V. pauciflorum Pylale in Herb. T. & G. Fl. ii, 17. A straggling 

 shrub 2-10 feet high with rather slender branches; leaves roundish or 

 broadly oval in outline, unequally dentate, many of them obscurely or 

 distinctly .3-lobed , about 5-nerved . at base, loosely veined, glabrous or 

 sparsely pubescent ; 1-4 inches'lbng: cymes small, terminating short and 



