434 FLOWERS OF FIELD, HILL, AND SWAMP 



brownish. Leaves, long, narrow, entire, sessile, with the edges 

 slightly rolled backward. Time, August and September. 



A rough, tall-stemmed species, often 6 feet high. Stem and 

 leaves usually rough. Large heads of flowers in loose clusters 

 on peduncles of varying lengths near the ends of the branches. 



Long Island to New Jersey, and southward. 



H. divaricd.tns is lower, from i to 4 feet high, with a com- 

 paratively smooth stem. Both disk and rays are yellow, the 

 rays i inch long. The involucral scales around the flower are 

 narrow, few, and unusually long. Leaves opposite, sessile, 

 standing out, S or 6 inches long, with broad, rounded bases, 

 tapering to a sharp-pointed apex, rough, toothed, 3-nerved. 



These are among the flowers that help to round out the beauty 

 of the autumn plant-life with rich, heavy, golden color. 



49 

 Teiragonotheca helianthoides. — Family, Composite. Color, 

 pale yellow. Leaves, opposite, sessile, their bases sometimes 

 meeting and joining around the stem. Coarsely toothed. Time, 

 June. 



Rays, 6 to 9, I 'inch long. Flowers, in large, single heads 

 on peduncles terminating the simple flower- stem. Under- 

 neath, 4 broad involucral scales, i inch long, unite and make 

 a 4-angled cup around the flower. A second row within is 

 composed of small, chaffy scales. 



Virginia and southward, 



50. Blue Toad-flax 



Linaria Canadensis. — Family, Figwort. Color, light blue. 

 Leaves, upper ones bract-like ; lower linear, entire ; root-leaves 

 dissected. Time, July. 



Calyx, 5 -parted. Stamens, 4. Pistil, i. A small blue 



