r)lCOTYL£DONOUS PLANTS 157 



ments and style. Found in many varieties, sometimes the calyx 

 white or nearly so and the petals dark or with dark calyx and light 

 petals. Cultivated from Chili. 



IH. CIRC-S:A, Tourn. 



Slender, erect herbs, with creeping rootstocks. Stem simple. 

 Leaves opposite, petioled. Flowers small, in terminal and 

 lateral racemes. Calyx-tube ovoid, the limb 2-parted, reflexed, 

 deciduous. Petals 2, inversely heart-shaped, inserted with the 

 2 stamens under a margin of a disk which is borne on the 

 pistil. Ovary 1-2-celled ; style thread-like ; stigma knobbed, 

 2-lobed ovules, 1 in each cell. Fruit ovoid, not splitting open, 

 covered with hooked bristles. 



1, C. lutetiana, L. Exchanter's Nightshade. Stem 1-2 ft. 

 high, glandular-downy. Leaves ovate, faintly toothed, long-petioled. 

 Flowers i in. in diameter, white or pink, on slender pedicels, jointed 

 at the base. Damp, shaded places ; very common. 



71. ARALIACE^. Ginseng Family. 



Herbs, shrubs, or trees. Leaves alternate, simple or com- 

 pound ; stipules adnate to the petiole or wanting. Flowers 

 regular, in umbels or heads. Limb of the calyx borne on 

 top of the ovary, very short. Petals 5, very deciduous. 

 Stamens 5, filaments bent inward, anthers versatile. Ovary 

 2-celled or several-celled ; styles or stigmas as many as the 

 cells ; ovule 1 in each cell. Fruit a stone-fruit or berry. 

 [The English ivy, an important member of the family, flowers 

 too late for school study.] 



ARALIA, Tourn. 



Perennial plants with pungent or spicy roots, bark, and fruit. 

 Leaves once or more compound. Flowers more or less monoe- 

 cious, white or greenish, in umbels. Stone-fruit, berry-like. 



1. A. hispida, Vent. Bristly Sarsaparilla, Wild Elder. 

 Stem 1-2 ft. high, rather shrubby below, with prickly bristles. 

 Leaves once or twice pinnate ; leaflets ovate, acute, cut-serrate and 



