File Size: 73 KB
Calystegia macounii   (Greene ) Brummitt
Morris County, Kansas
Height: Trailing vine
Family: Convolvulaceae - Morning Glory Family
Flowering Period:   May, June, July
Stems: Trailing or climbing vine 3 to 10 feet long, simple or branched, finely pubescent, somewhat twining.
Leaves: Alternate, simple, slender-stalked, triangular in outline, 1 to 2.5 inches long, .5 to 2 inches wide, finely hairy; bases arrowhead-shaped, basal lobes large, rounded, directed outward; margins entire; tips blunt or rarely pointed; blades are at an angle of nearly 90 degrees with the stalk.
Inflorescences: Solitary flowers, on stalks 1 to 2 inches long, mostly in lower leaf axils, often fewer than 4 flowers per plant.
Flowers: Funnel-shaped, 1.5 to 2 inches long, 2 to 3 inches wide; bracts 2, prominent, leaf-like, ovate, .75 to 1 inch long, 2/5 to 3/5 inch wide, pubescent, concealing calyx; sepals 5, elliptic to ovate, nearly equal; margins transparent; tips pointed; corollas funnel-shaped, 5-lobed, white to pinkish; stamens 5.
Fruits: Capsules, spherical, brown; seeds 1-4, smooth, blackish.
Habitat: Disturbed lowlands, roadsides, fence rows, and thickets, most abundant in moist soils.
Distribution: Throughout Kansas.
Comments: Hedge bindweed is not as aggressive a weed as field bindweed (Convolvulus arvensis). Field bindweed has smaller flowers and lacks the large, leafy bracts at the base of the calyx.

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