112 CLASS V. ORDER II. 



and beauty of its flowers. The stems are divided towards the top 

 into several erect branches. The leaves are opposite, ovate- 

 lanceolate, smaller than in the first species. Flowers erect, on 

 the ends of tlie branches, remote from the leaves. The stamens 

 are four in number, as are the segments of the calyx and corolla. 

 Calyx square with acute angles and segments. Segments of the 

 corolla of a deep fine purple, fringed at the end, expanded in 

 the sun, erect and twisted at other times, contracted below, with 

 four large internal glands at base. Germ lanceolate, stigmas 

 two, thin, roundish, ovate. — On the Concord turnpike. — Septem- 

 ber, October. 



117. CUSCUTA. 



CuscuTA Americana. L. Dodder. 



Flowers peduiicled, umbellate, five cleft. Willd. 



A small, yellowish, leafless vine, twining round other plants, 

 which it penetrates with lateral roots so as to derive nourish- 

 ment from their juices. Its small umbels of flowers appear in 

 June and July, and are followed by crowded, roundish depress- 

 ed, mostly four seeded capsules, tuberculated under a magnifier, 

 and having a terminal cavity. 



118. HEUCHERA. 

 Heuchera Americana. L. Alum Root. 



Viscid-pubescent ; leaves rough, round-lobed and 

 toothed; stalks of the panicle divaricate; calyx ob- 

 tuse; petals as long as the calyx, lanceolate; sta- 

 mens much exserted. 

 Syn. Heuchera cortusa. Mx. 



Found in Connecticut, but not within my knowledge in Mas- 

 sachusetts. — June. 



119. SALSOLA. 

 Salsola Caroliniana. Mich. American Saltwort. 



Herbaceous, decumbent; leaves subulate, spinous, 

 smooth, dilated and entire at base ; calyx axillary, 

 margined. 



