HONEYSUCKLE FAMILY 811 



Whole plant glabrous. 2. S. microbotrys. 



Fruit black. 3. S. viclanocdrpa. 

 Cyme flat-topped, umbelliform, 4-5-rayed, the rays again variously compound; fruit 



blackish. 



Fruit without bloom or nearly so, generally less than 5 mm. broad. 



Leaflets ovate, ovate-lanceolate, to obovate, dark green. 4. S. canadensis. 



Leaflets lanceolate, pale green. 5. S. neomexicana. 



Fruit with copious bloom, generally over 5 mm. broad. 6. S. coerulea. 



1. S. pubens Michx. Shrub, 6-35 dm. high; leaflets 5-7, dark green, ovate- 

 lanceolate or oval, long-acuminate, generally narrowed and slightly oblique at 

 the base, 5-12 cm. long, sharply serrate; cyme about 5-6 cm. high and 4—5 cm. 

 broad; corolla white, turning brownish in drying; drupe scarlet or red or occa- 

 sionally amber yellow, 4-6 mm. in diameter. S. racemosa Hook., not L. Damp 

 rocky places: N.S. — Ga. — Colo. — B.C. — Alaska. Submont. Ap-My. 



2. S. microbotrys Rydb. Shrub low, 5-20 dm. high, with pale green foli- 

 age; leaflets ovate or rarely ovate-lanceolate, acute or short-acuminate, 3-9 cm. 

 long, mostly rounded and oblique at the base, coarsely serrate; cyme small, 

 about as long as broad, about 3 cm. in diameter; flowers whitish; fruit bright red, 

 4—5 mm. in diameter. Damp places in mountains: S.D. — Colo. — Ariz. — Utah. 

 Submont. — Subalp. My-Je. 



3. S. melanocarpa A. Gray. Shrub 1-2 m. high, glabrous, or the young leaves 

 pubescent, with dark green foliage; leaflets 5-7, oval or ovate to ovate-lanceolate, 

 coarsely serrate, abruptly acuminate, often obtuse or rounded and decidedly 

 oblique at the base, 4-15 cm. long; cyme convex, fully as broad as high, 4-7 cm. 

 in diameter; corolla white, but turning somewhat brownish in drying; fruit black, 

 without bloom, 5-6 mm. in diameter. Along streams: Alta. — N.M. — Utah — 

 B.C. My-Je. 



4. S. canadensis L. A shrub, 1-3 meters high, glabrous or nearly so, with 

 dark green foliage; leaflets 5-11, mostly 7, ovate or oval, sharply serrate, mostly 

 short-acuminate at the apex, acute or obtuse at the base, sometimes pubescent 

 on the veins beneath, 5-12 cm. long, often with linear stipels; cyme flat-topped, 

 5-15 cm. high and 1-2 dm. broad; flowers white; fruit purplish black, 4-5 mm. 

 in diameter. In wet soil: N.S. — Fla. — Tex. — Colo. — Mont. — Sask. Plain — Sub- 

 mont. Je-Jl. 



5. S. neomexicana Wooton. Shrub 2 meters high, almost perfectly gla- 

 brous, with pale green foliage; leaflets 5-7, lanceolate, coarsely serrate, long 

 acuminate at the apex, acute and generally very oblique at the base, 4-12 cm. 

 long; cyme 4-8 cm. high and 6-15 cm. broad; flowers wliite; fruit bluish black, 

 4-5 mm. in diameter. Wet places in the mountains: N.M. — Colo. Submont. — 

 Mont. 



6. S. coerulea Raf. Shrub in clumps, 2-4 m. high, glabrous throughout 

 and with pale green foliage; leaflets 5-9, thickish, oblong, acute or acuminate, 

 coarsely serrate, generally rounded and very oblique at the base, 5-15 cm. long, 

 rarely with minute stipels; cyme 5-7-rayed, 4—6 cm. high and 8-15 om. broad; 

 flowers pure white; fruit black, but covered with a dense white bloom, 5-6 mm. 

 in diameter. S. glauca Auth. *S. decipiens M. E. Jones. S. ferax A. Nels. 

 Along creeks: B.C. — Alta. — Utah — ^Ariz. — Calif. Submont. 



2. VIBURNUM (Tourn.) L. Arrow-wood, Cranberry Tree, 



Snow-Balls. 



Shrubs or small trees with simple, often stipulate leaves. Flowers in com- 

 pound cymes. Hypanthium ovoid, hemispherical, or turbinate. Calyx-teeth 

 5. Corolla rotate to short-campanulate, regular, 5-lobed. Stamens 5; anthers 

 oblong. Style short, 3-cleft; ovary 1-3-celled; each cell with a single ovule. 

 Drupe 1-seeded; seed compressed. 



Leaves palmately veined, usually 3-lotaed; fruit red. 



Outer flowers of the cyme large, neutral and radiant. 1. V. Opulus. 



None of the flowers radiant. 2. V. pauciflorum. 

 Leaves pinnately veined, not lobed; fruit blue or black. 



Leaves coarsely dentate, pubescent. 3. V. pubescens. 



Leaves sharply but finely serrulate, glabrous or nearly so. 4. V. Lentago. 



