CLASS XIX. ORDER II. 329 



Resembles the foregoing species closely ; but the root leaves 

 are obovate, and the peduncles not incrassated. — Meadows, Dan- 

 vers. Dr. Nichols. — June. 

 Sexecio balsamit.e. ^Vi^(I. Oblong Senecio. 



Flowers radiate ; radical leaves oblong, serrate, 

 petioled ; upper ones lyrate or pinnatifid ; peduncles 

 somewhat utnbeiled. 



The taste of the root in this and the two preceding species, 

 resembles that of Aralia nudicaulis. This is smaller than the 

 others, and has distinctly oblong root-leaves. — In dry, rocky 

 pastures, Stoneham, near the marble quarry. — June. 



348. ASTER.* 

 Aster solidagineus. Mich. ^Vhite topped Aster. 



Leaves linear-lanceolate, obtuse, entire, obsoletely 

 three nerved, rough on the margin; corymb fastigiate ; 

 flowers sessile, aggregate, five rayed. 



Syn. CoNTZA linifolia. L. 



Seriocarpus solidagineus. Nees. 

 An early species, with white flowers. Stem simple, smooth. 

 Leaves oblong, narrow, obtuse at the end, tapering at base, gla- 

 brous, with the margin rough. Flowers in a flat topped corymb, 

 collected in sessile tufts. Calyx oblong, imbricated, the scales 

 obtuse, whitish, with green tips. Ligules of the ray oblong, 

 white, five in number, by which circumstance the plant varies 

 from its genus. — "Woods. — July. — Perennial. 



Aster lixarifolics. L. Savory leaved Aster. 



Leaves linear, entire, mucronatcd, rough, carinat- 

 ed : peduncles leafy. L. 

 Syn. Diplopappus linariifolius. Less. 



A rough, woody, plant, growing in bunches, about a foot high. 

 Stems decumbent, rigid, purplish, covered with w^hite down. 



* The remarks made under the head of Solidago, apply with equal 

 force to the genus Aster. 



28* 



