J. Sambucus (Tourn.) Le Elderberry. 
Shrubs or small trees with opposite pinnate leaves. Flowers mall 
but numerous in rather showy terminal compound cymes. Calyx-lobes minute, 
5. Corolla saucer-shaped or reflexed, regular, 5-lobed. Stamens 5, inserted 
on the corolla tube at its base. Ovary inferior, 3-5chambered. Fruit a 
berry-like drupe, 5-5-chambered. 
OFlowers and fruit in a pyramidal or ovoid cluster; 
pith of second year or older canes chocolate or 
4 Pe icass brown; berries purple-black 1, S- melanocarpa 
ee a 
OF lowers and fruit in a flat-topped cluster; pith 
4 oaty » sordid in older canes but not brown, berries 
1, Se glauca 
1. S. glauca Wutt. An erect shrub or small tree 5-4 m. tall, 
the stems mostly cane-like in our region, green and very glaucous, less 
often forming a distinct trunk with corky, furrowed bark, the pith white, 
sordid in old stems but not brown; leaves 50-60 cme long, ovate or oblong 
in outline, irregularly bipinnate, the primary leaflets 5-15 om. long, either 
simple or 3-parted, the terminal segment much larger than the laterals,these 
often decurrent on the midrib, mostly rounded and very oblique at the base, 
the upper surface dull, the lower paler, the margins serrate; flowers creamy©” =] 
white, in flat-topped emupound cymes 20-30 ome broad; sepals minute, triangn- 
lar; corolle-lobes 2.5 mm. long; drupes fiattened-globose, 4-5 mn. in diameter, 
black with a heavy bloom, thus appearing bluish; stones ovate-flattened, 
rugose. > (S. caerulea Raf.). 
Frequent at lower elevations in open places. 
2. Se melanocarpa A. Gray. Black Blderberry. -———> A shrub 2-3 m. tall, 
its stems ascending or decumbent, the mature bark mahogany color, marked 
with prominent corky lenticels, the branchlets green, sparingly pubescent, the 
pith of older wood ehocolate or tobacco brown; leaves 50-40 om. long, ovate 
in outline, the leaflets B-15 cme long, oblong or elliptical, shortly 
acuminate, obliquely rounded at the base, (the terminal one cuneate) the 
margins serrate, the upper surface glabrous, the lower sparingly pubescent; 
stipules glandular, often wanting; flowers in terminal ovate or pyramidal 
panicles commonly 6-10 om, tall, the branchlets purples corolla white, its 
lobes obovate, 2.5 mm. long; stamens yellow, subequal to the petals; drupes 
globose, shining, deep purple- black, 5-6 mm, in diame; stones oblone or nar-~ 
a — ee eet 
rowly ovate, 2.0-5 mm, long, pitted, 
