VINES AND SHRUBS 



5-parted, its lobes nearly as long as those of the deeply parted 

 corolla. Flowers, not expanding, bell-shape. At the base of 

 the corolla, opposite its lobes, alternate with the stamens, are 

 5 triangular appendages. Fruit, 2 slender pods 3 or 4 inches long. 

 Flowers in cymose clusters, with pedicels, terminal or axillary. 

 The central cyme is first in bloom. June to August. 



A common and variable shrub, growing on banks of streams, 

 or smaller and more spreading on sea-beaches; sometimes 

 found in drier soil. New England to Florida and across the 

 continent. 



Wild Potato Vine. Man-of-the-Earth 



Ivomoea pandurata. — Family, Convolvulus. Color, white with 

 purple stripes and sometimes purple center. Leaves, roundish, 

 heart - shape at base, pointed, with long petioles, entire, the 

 later ones sometimes 3-lobed. Corolla, open, funnel-form, the 

 limb 5-divided by folds down the places of division and points 

 in the middle, 2 to 3 inches long. Flowers, 1 to 5, on peduncles 

 which are longer than the petioles. June to September. 



A trailing or twining vine, with long, stout stems, resem- 

 bling the morning glory. Root tuberous, very large, giving 

 the plant one of its common names, man-of-the-earth. Dry 

 ground, fields and hills, Connecticut to Florida and west- 

 ward. 



Field Bindweed 



Convolvulus arvensis. — Family, Convolvulus. Color, white or 

 with a pink tinge. Leaves, small, 1 to 2 inches long, arrow-shape 

 at base, the basal lobes pointed, diverging, on slender petioles 

 shorter than the peduncles. Corolla, funnel-form, its limb plaited, 

 distinctly divided into 5 lobes. Flowers, usually in pairs, some- 

 times single, on slender peduncles on which are 2 or 3 small 

 bracts, and perhaps 1 more on one of the pedicels. Blossoms, 

 small, about 1 inch across. May to September. 



A trailing or twining vine from a perennial rootstock, be- 

 coming a weed near the coast. Flowers open with sunlight 

 and close at night. In waste grounds and dry fields, from 

 New Jersey and Pennsylvania, westward and northward. 



Hedge Bindweed 



C. septum. — Color, white or light pink. Flower, larger than 

 the last, about 2 inches across. It may further be distinguished 

 by two large, leafy bracts under the calyx. Flowers, single, on 

 long, slender peduncles which are 4-angled. Leaves, triangular, 



419 



