PL ex. cor. 
27. GENTIANS. 96. Chlora. 
339 
VI. 96. CHLORA. Renealm. Yellow-wort , 
Calyx 8 or 1 0-sepaled ; sepales lanceolate ; corolla hypo- 
crateriform; tube short; limb 6 or 10-parted; stamens 6 
to 10 ; filaments short, inserted in the mouth of the co- 
rolla; anthers upright, exserted ; styles 1, short, 2-cut; 
stigmata 2, 2-cut; capsule oblong, 1-celled, many-seeded; 
seeds ovate. — Stem forked at top ; leaves connate at the base; 
flowers solitary, from the forks of the stem. 
Chlora perfoliata. Thoroughleafed yellow-wort. 
Herb glaucous ; radical leaves ovate, stellate ; stem leaves 
3-angular, acute, connate. 
Centaurium luteum perfoliatum, Raii Syn. 287, 4. 
Centaurium luteum Lobelii, Ger. em. 547,2. 
Centaurium minus luteum et perfoliatum non ramosum, Park. 271. 
Gentiana perfoliata, Lin. S. P. 335. 
Chlora perfoliata, Lin. Mant. 
Blackstonia perfoliata, Huds. FI. Angl. ed. 1, 146. 
Chironia perfoliata, Salisb. Prod. 137. 
Yellow cent or y. 
Chalk hills ; annual ; July and August. 
Root tortuous ; stem 1 foot high. 
VII. 97. SWERTIA. Linnaeus. Fellwort. 
Calyx 4 or 5 sepaled ; corolla rotate ; tube very short, 
not spurred ; limb 5-parted ; lobes lanceolate ; glands 2, 
fringed, at the base of each lobe ; stamens 4 or 5, shorter 
than the corolla; anthers versatile; style very short, 2-parted; 
stigmata 2; capsule ovate, 1-celled, 2-valved, many-seeded; 
seeds margined, wing not cut. — Flowers blue, axillary and 
terminal; peduncles often 1 -flowered. 
Swertia perennis. Perennial fellwort. 
Stem simple; radical leaves lengthened into a petiole; 
peduncles 4-sided, opposite ; corolla 5-cut. 
Gentiana Pennei minor, Ger. em. 433,5. 
Swertia perennis, Lin. S. P.328. 
Spotted gentian. Marsh gentian. 
Alpine bogs; perennial; August. 
Root white ; stem a foot high ; flowers upright, purplish, 
spotted with black. 
