f)2. GKNTIANACK^. 
211 
*2. V. major (L.); st. soiiiewh.at aspendiiig, 1. ovate acute or 
subcordate, their mar<>:iiis as well as those of the elongate-subu- 
late ealyx-seginents ciliated. — E. J3. 514. — St. at first ascending, 
afterwai’ds prostrate and rooting, flowering shoots erect. FI. 
large, purplish-blue. — Hedges and thickets, naturalized. P. IV. 
V. Greater Periwinkle. F. S.? I.? 
Order LII. GENTIANACE/E. 
Cal. inferior, persistent. Cor. regular, 4— 8-fid, hypogynous, 
marcescent; aistivation imbricate-twisted. Stam. inserted on the 
cor., as many as the segments. Ovary of 2 carpels with the 
edges slightly inflexed or meeting. Caps, or berry many-seeded, 
generally 2-valved. 
Subord. I. GENTLiNErE. Aestivation of the corolla 
twisted. L. opposite. 
* Style deciduous. 
Tribe I. CHLORE.^. Corolla rotate. 
1. Chlora. Cal. 8-])arted. Cor. nearly rotate, 8-parted. 
Stam. 8. Style 1. Stigma 2 — 4-cleft. Caps. 1 -celled, pla- 
centas on the indexed margins of the valves. 
Tr. II. ERYTHRjEjE. Corolla funnelshaped. 
2. ErythRjEA. Cal. 5-fid. Cor. funnelshaped, limb short 
5-fid. Stam. 5. Anth. erect, at length sj)irally trusted. 
Style simple, stigmas 2. Caps, imperfectly 2-celled from the 
inflexed margins of the valves. 
3. CiCENDiA. Cal. 4-lobed, tubular. Cor. funnel-shaped, 
limb short 4-fid. Stam. 4. Anth. erect, not twisted. 
Stigma capitate, undivided. Caps. 1- or imperfectly 2-celled. 
** Style persistent or stigma sessile. 
Tr. III. SWERTIjE. Style often wanting, stigma persistent. 
4. Gentiana. Cal. 4 — 5-cleft. Cor. funnel- or salver-shaped, 
limb 4 — 5-cleft. Stam. 4 — 5. Stigmas 2. Caps. 1 -celled, 
seeds on the inflexed margins of the valves. 
Subord. II. MENYANTHIDEjE. Aestivation of the corolla 
induplicate. L. alternate. 
5. Villarsia. Cal. 5-parted. Cor. rotate; limb 5-parted, 
smooth on the tlisk, bearded or scaly at the base. Stam. 5. 
Stigma with 2 toothed lobes. Caps. 1-celled with sutural 
placentas, 2-valved (in om- plant), not bm’sting. 
