GRAPE FAMILY 395 
shrub. Leaves 1 to 34 in. long, about } as wide, very finely toothed. 
Flowers in the leaf-axils, a few in a cluster, greenish, mostly staminate 
and pistillate on different plants. Moist soil. Penna., and westward. 
May. 
3. R. alnifolia, L’Her. (Fig. 4, pl. 93.) Dwarr ALper. ALDER- 
LEAVED BuckTHORN. A low shrub, growing in clumps in swamps or wet 
grounds, height 2 or 3 ft. Leaves oval or rounded at the base, 2 to 4 
in. long with fine serrations at borders. Flowers small, yellow, at leaf 
axils. Fruit black. 
4. R. Frangula, L. (Fig. 5, pl. 93.) AtpeR Bucktuorn. Shrub re- 
sembling the last, but with larger leaves, which are not serrated at 
borders. Flowers at the axils borne on foot-stalks 4 in. long. Found in 
bogs, Long Island and other points in southern part of our area. May- 
June. 
5. R. caroliniana, Walt. Carotina BucktTHorn. Tall shrub or 
small tree, thornless, Leaves elliptic or oblong, 2 to 6 in. long. Flowers 
at the leaf-axils on foot-stalks, all with stamens and pistils. Wet grounds, 
New Jersey, and southward. 
2. CEANOTHUS, L. 
Low shrubby plants resembling herbs. Leaves alternate; flowers in 
terminal, nearly umbellate, clusters. Calyx of 5 lobes. Corolla of 5 
small hooded petals, white or yellowish-white. Fruit dry, 3-lobed. 
1. C. americanus, L. (Fig. 6, pl. 93.) New JERSEY Tea. Rep Roor. 
Stems 1 to 3 ft. high, slender, branching at top. Leaves oval with 3 
prominent ribs running longitudinally. More or less covered with soft 
hairs, especially above. Flowers in dense umbel-like clusters at summit 
of naked flower branches. Dry woods. May-July. 
2. C. ovatus, Desf. (Fig. 7, pl. 93.) Smatter Rep Root. Similar 
to No. 1, but leaves smaller, less pointed at apex and less rounded at 
base and without hairs or nearly so. Occasional, not common in our area. 
May-July. 
Famity II.— VITACEAE. Grape FAamIty 
Vines climbing by tendrils. Rarely shrubs, but never in our 
area. Leaves simple, alternate, broad, with the principal veins 
starting from a common center at the extremity of the foot-stalk 
or of 5 leaflets starting from a common center. Flowers small, 
greenish, in elongated, conical clusters. Stamens 4 or 5, opposite 
the petals. Stamens and pistils not always in the same flower and 
sometimes not on the same plant. Fruit a grape berry. 
iheaves:simple..6 2... . spre ANRC Ae Cs ac Wa 
Leaves compound, of ital leaflets: 22 )eit oe Uy esata 
