356 GENTIANACE^. (geNTIAN FAMILY.) 



than tlie erect linear-lanceolate calyx-lobes ; the ovate lobes twice as long as 

 the nearly entire appendages ; seeds wingless. — Dry sandy woods, Florida to 

 North Carolina. Sept. and Oct. — Stem 6'- 12' high. Corolla 1^' long, striped 

 within with green and purple veins. Anthers separate. 



4. G. Elliottii. Stem rough and slightly pubescent ; leaves lanceolate or 

 linear-lanceolate, rough-jnargined ; clusters axillary and terminal ; calyx-lobes 

 linear-lanceolate, twice as long as the tube ; corolla large, open, bright-blue, 

 lined within with yellow and deeper blue, the erect or spreading ovate acute 

 lobes twice as long as the 2-cleft fimbriate appendages ; seeds lanceolate, nar- 

 rowly winged, covering the entire inner face of the valves. (G. Catesbaei, Ell.) 

 — Banks of streams and ditches, in the lower and middle districts. Oct. — Stem 

 1°- li° high. Corolla 1^' long. Flowers rarely solitary. 



Var. parvifolia. Stem tall (2° high), slender; leaves short d' -V long), 

 sessile, ovate or oblong-ovate, rounded or cordate at the base, rigid ; calyx-lobes 

 erect, lanceolate, twice as long as the tube ; appendages of the corolla broad, 

 unequally 2-cleft, fimbriate. — Pine-baiTcn swamps near the coast, Georgia and 

 Florida. — Corolla 2' long. 



Var. ? latifolia. Stem low (6' - 12' high), rigid ; leaves (2' -3' long) mem- 

 branaceous, oblong or ovate-oblong, acute at each end ; calyx-lobes linear, shorter 

 than the tube, spreading ; appendages of the corolla equally divided into two 

 slender bristle-pointed nearly entire lobes. — TJiver-banks, Middle Florida. — 

 Corolla I'-U'long. 



5. G. Saponaria, L. Stem smooth ; leaves ovatc-lanccolate or oblong, 

 narrowed at the base, rough-margined ; calyx-lobes linear or spatulate, acute, half 

 as long as the corolla ; corolla light blue ; the lobes short and broad, obtuse, 

 erect, or converging, longer than the 2-cleft minutely-toothed appendages ; seeds 

 acute, narrowly winged, covering the valves. (G. Catesbaei, Walt) — Moist 

 woods on the mountains of North Carolina, and northward. Sept. and Oct. — 

 Flowers clustered. 



6. G. Andrewsii, Griseb. Stem smooth (l°-2° high); leaves ovate- 

 lanceolate, acute, narrowed at the base ; flowers clustered, axillary and terminal ; 

 calyx-lobes ovate, spreading, shorter than the tube; corolla (I'long) club-shaped, 

 inflated, closed ; the broad and rounded lobes shorter than the slightly toothed 

 appendages ; capsule at length partly exsertcd; seeds broadly winged. (G. Sa- 

 ponaria, Fral.) — Mountains of North Carolina, and northward. Sept. and Oct. 



7. G. angustifolia, Michx. Stem low, smooth, l -flowered; leaves linear, 

 fleshy ; calyx-lobes linear, erect, half as long as the corolla ; corolla large, bright 

 blue, the lobes ovate, twice as long as the broad toothed appendages. — Varies 

 with the corolla, green without and white within.— r Low pine barrens, Florida to ' 

 North Carolina. Nov. and Dec. — Stem 4'- 10' high. Corolla 2' long. 



4. BARTONIA, Mubl. 



Calyx 4-parted. Corolla 4-parted. Stamens 4 : anthers small. Stigmas 

 sessile. Capsule 1-celled, 2-valved, septicidal. Seeds covering the inner surface 



