33° FLOWERS OF FIELD, HILL, AND SWAMP 



56. Ox-eye 



Heliopsis laevis. — Family, Composite. Color, yellow. 

 Leaves, opposite, acute at apex, ovate to lance-shaped, with 

 petioles, toothed. Twie, August. 



This yellow daisy is not to be confounded with the commoner 

 purple-coned daisy. It may easily be mistaken for a sunflower, 

 but has fewer and narrower rays, about 10. The heads of flowers 

 are showy on the ends of branches, i to 4 feet high. New York, 

 southward and westward. 



57. Cut-leaved Cone-flower 



Rudb^ckia laciniata. — Family, Composite. Color, rays and 

 disk, yellow. Leaves, alternate, the lowest pinnate, the leaflets 

 cut into 3 to 7 divisions ; the upper irregularly 3- to 5-parted. 

 Time, late summer and September. 



This cone-flower of the woods and thickets may be known from 

 the commoner weed by its yellow disk ; the other has a brown 

 disk. Stem smooth and tall, 2 to 7 feet. The flowers have long 

 peduncles, and their long, yellow rays are drooping. 



58. Hawkweed. Rattlesnake-weed 



Hieracium venosum. — -Family, Composite. Color, yellow. 

 Lcai^es, clustered around the root, marked above with purple, 

 hairy veins, colored beneath with a lighter purple, entire, with- 

 out petioles, oblong. Time, July and August. 



A very pretty, slender, and graceful common plant. The 

 strangely marked leaves form a rosette near the root. Flowers 

 are produced on long scapes, leafless or bearing one leaf; a few 

 in a loose corymb, i to 2 feet high. 



59. Panicled Hawkweed 



LL. paniculatiim produces flowers in a loose panicle on slen- 

 der leafy stems. A much-branched, somewhat hairy plant, 

 rather taller and with flowers smaller than the last. 



