Descriptive Flora 



215 



florets and protruding stamens that give the flower a fluffy- 

 appearance. Prefers ledges of limestone hills and bluffs. Named 

 for Eupator. 



Eupatorium serotinum Michx. Late-flowering Thoroughwort. 



Boneset. 



A white, flat-topped, late-flowering plant, 1 to 2 feet tall, 

 with opposite branches and leaves, usually growing along stream 

 banks or in dry creek beds. Leaf -blades lanceolate, greyish green, 

 1 to 4 inches long, with 3 main veins at base, tapering apex and 

 coarsely saw-toothed margin. Flowers composite, white, small, 

 gathered in a broad flat-topped corymb. Each flower is made 

 up of numerous tiny, tubular, 5-toothed corollas. Ray flowers 

 none. Fruits tiny, 4 to 5-angled achenes, tipped by a crown of 

 capillary bristles. Blossoms in fall. Banks of streams. Eare. 

 The flowers and leaves of a related species, Eupatorium per- 

 foUaturn, are used in the treatment of colds, fevers and dyspepsia. 



Mikania scandens (L.) Willd. Climbing Hemp-weed. 



(Willugbaeya soandens [L] Kuntze.) 



Twining vines with branching stems, opposite leaves and 

 large, flat, irregular clusters, 2 to 4" across, of dirty white or 

 pinkish composite flowers that blossom in late summer and fall. 

 Leaves simple, opposite. Blades triangular-ovate or halberd- 

 shaped, sharp-pointed, wavy or angulately lobed, deeply lobed at 

 base. Petioles long. Flower clusters are at the end of the short 

 branches of the main vine stem. Plant forms a rank growth of 

 matted leaves and blossoms as it climbs into trees and over piles 

 of brush and stones along banks of streams. 



Lacinaria punctata (Hook.) Kuntze. Blazing Star. 



Button Snakeroot. 



(Liatris punctata Hook.) 



Stiff, erect plants, 8 to 18 inches tall, bearing spikes of rose- 

 purple flowers along the upper third of the stems. Leaves 



