6io 



GENTIANACEAE. 



[VOL. II. 



4. Sabbatia angularis (L/.) Pursh. 

 Bitter-bloom. Rose-Pink. Square- 

 stemmed Sabbatia. (Fig. 2858.) 



Chironia angularis L. Sp. PI. 190. 1753. 

 5. angularis Pursh, Fl. Am. Sept. 137. 1814. 



Stem usually rather stout and much 

 branched, sharply 4-angled, 2-3 high, the 

 branches all opposite or the lowest rarely alter- 

 nate. Leaves ovate, acute at the apex, cor- 

 date-clasping at the base, <)"-i%" long, or the 

 lower oblong and obtuse, those of the branches 

 smaller; flowers rose-pink, with a central 

 greenish star, occasionally white, I'-i 1 /*' broad, 

 usually solitary at the ends of the branches; 

 calyx-lobes linear, one-half the length of the 

 corolla, or less; corolla-segments obovate; stjle 

 2-cleft; capsule oblong, about 3" high. 



In rich soil, often in thickets, New York and 

 Pennsylvania to western Ontario and Michigan, 

 south to Florida, the Indian Territory and I,i>ui-i 

 ana. July-Aug. Flowers fragrant. 



5. Sabbatia calycina (Lam.) Heller. 

 Coast Sabbatia. (Fig. 2859.) 



Gentiana calycina Lam. Encyl. a: 638. 1786. 

 C. calycosa Michx. Fl. Bor. Am. i: 146. 1803. 

 Sabbatia calycosa Pursh, Fl. Am. Sept. 138. 1814. 

 5. calycina Heller, Bull. Torr. Club, ax. 24. 1894. 

 Stem somewhat 4-angled, freely branched, 

 6 / -i2 / high, the branches alternate, or the 

 lowest sometimes opposite. Leaves oblong 

 or some of them slightly obovate, obtuse or 

 acute, 3-nerved, i'-2' long, narrowed to the 

 sessile base or the lower into petioles; flow- 

 ers usually few, solitary at the ends of the 

 branches or peduncles, I'-i^' broad; calyx- 

 lobes linear or spatulate, leaf-like, longer 

 than the spatulate segments of the pink 

 rose-purple or whitish corolla; style 2-parted, 

 capsule ovoid-oblong, 3"-4" high. 



In moist soil, Virginia to Florida, near the 

 coast. Also in Cuba. June-Aug. 



6. Sabbatia campestris Xutt. Prairie 

 Sabbatia. (Fig. 2860. ) 



Sabbatia campestris Nutt. Trans. Amer. Phil. 

 Soc. (II.) 5: 197. 1833-37. 



Stem 4-angled, branched, 6'-i5 / high, the 

 branches alternate or dichotomous, or the 

 lowest opposite. Leaves ovate, oblong or 

 lanceolate, mostly obtuse at the apex, sessile 

 or slightly clasping and subcordate at the 

 base, y*'-\' long; flowers solitary at the ends 

 of the branches and peduncles, i / -2 / broad; 

 peduncles r'-a' long; calyx 5-ribbed or almost 

 5-winged, its lobes lanceolate, acute, 6 // -i2 / ' 

 long, about as long as the obovate lilac corolla- 

 segments, becoming rather rigid in fruit; style 

 2-cleft; capsule oblong, 3 // -4 // high. 



On prairies, Missouri and Kansas to Texas. 



