56 ' NAT. ORDER. GENTIANEiE. 



nearer the top ; the flowers are in pairs opposite, on short peduncles ; 

 rather large, bell-shaped, and of a fine blue color. This is also said 

 to be a native of Switzerland. It flowers in July and August. 



Gentiana linearis. Linear Gentian. The stem is rough ; leaves 

 linear lanceolate, undulate, ciliate ; flowers capitate, sessile ; corolla 

 campanulate five cleft, with the internal folds denticulate. This 

 plant is a native of the Alleghany Mountains. 



Geyitiana ochroleuca. Pale Gentian. Stem rough angular ; leaves 

 elliptic rough ; flowers capitate, sessile ; corolla ventricose closed, 

 five cleft, inner folds simple, acute. This is a native of this countrv, 

 and is found in most abundance in the State of Xew York and 

 Pennsylvania. The flowers are of a yellowish white. 



Gentiana heterophylla. Grey Gentian. Stem simple, erect, round, 

 smooth ; leaves subtrinerve, lower oboval, obtuse, medial, elliptic, 

 upper oblong, accute ; flowers terminal, sessile, two or four ; calyx 

 campanulate ; segments cuncate, obtuse ; corolla ventricose, five cleft. 

 This is also a native of this country. It is found in Virginia, East 

 Kentucky, and Tennessee ; the flowers are of a pale bluish grey. 

 It is sometimes called Flux-root, and used for the dysentery. 



Gentiana serpentaria. Snake-root Gentian. Stem smootli, flex- 

 uose, subangular ; leaves obovate or oblong, subobtuse, subtrinerve, 

 undulated ; flowers fascicled sessile ; bracteoles petiolate ; calyx 

 campanulate, angular ; segments linear and carinate ; corolla tubu- 

 lar, five-cleft; segments obtuse notched, inner folds lacerated. This 

 root is considered a specific for men or cattle bitten by rattle-snakes 

 and copper-heads ; it is also said to stupify snakes. It is a native 

 of Indiana and Illinois. 



Gentiana s/iortiana. Shortain Gentian. Several assurgent stems, 

 rough, ancipital, one-flowered ; leaves oblong or cuneiform, as long 

 as the intervals, glaucous beneath, edges rough, uninerve, the lower 

 obtuse ; flowers sessile bracteate, calycinal segments, short, oblong ; 

 corolla nearly companulate, five cleft, internal folds lacerated. This 

 is common in the glades of Kentucky, Tennessee, Illinois, «S;c. The 



