28 POLYGALEJI. 



stigma large, cucnllate, under lip short, glandular; capsule ovate-oblong, obtusate and 

 shortly emarginate; seeds obconical, silky-hairy and fringed at the top: caruncle minute. — 

 P. incarnata, Aubl. {non L.). P. adenophora, DC. P. stellera, DC. et Rich. Cub. P. ad- 

 pressa, Steud. in PL Hostm. {non Bent A.). — Stem slender, filiform, with a few fastigiate 

 branches above the middle ; leaves distant, 6'" long, the lowest smaller and broader, all 

 dotted with glands ; flowers purpurascent, 4'" long ; sepals all membranaceous, three smaller 

 ones bearing a yellow gland at the base : wings exceeded by the corolla, oblong, 3- nerved : 

 the lateral nerves bearing usually only a few veins on the outer side and being simple above 

 the middle ; tube of corolla narrowly tubular ; capsule furnished on both sides with a double 

 series of yellow glands, lining the dissepiment ; caruncle a minute spot, covered by the down 

 of the seed. — Hab. Trinidad !, Cr., on savannahs ; [Cuba and Mexico to Brazil !] 



3. P. variabilis, Kth. Annual ; glabrous ; leaves linear, scattered ; racemes terminal, 

 capituliform : pedicels equalling or exceeding the inferior sepals, which are usnally destitute 

 of glands ; wings rounded at the top ; petals cohering to the middle ; style slender, dilated 

 upwards : upper lip of stigma large, cucullate, under lip shorter, thickened ; capsule ovate- 

 oblong, obtusate and shortly emarginate ; seeds obconical, silky -hairy and fringed at the top : 

 caruncle minute. — Kth. Nov. Gen. 5. t. 509. — P. sororia, Miq.!: a form destitute of pel- 

 lucid dots in the leaves (P. stellera, Miq. !, in PL Hostm). — Stem slender, filiform, usually 

 a foot high, or spithameous : branches distant, spreading ; corolla purple or white, equalling 

 the wings, the lateral nerves of which bear usually 5-6 veins on the outer side. In all the 

 characters not mentioned, and in the glands of the capsule, it agrees with the preceding spe- 

 cies, to which it is very nearly allied. — Hab. Trinidad!, Pd., Cr., on savannahs; |_ Venezuela! 

 to Brazil!]. 



4. P. paniculata, L. Annual ; minutely puberulous or glabrescent ; leaves linear, 

 scattered; raceme terminal, elongated: pedicels at length cernuous; style short, equalling 

 the stigma : upper lip of stigma rounded-cucullate, under lip prominent, a little shorter ; 

 capsule elliptical-oblong, shortly emarginate ; seeds oblong, rounded at both ends, pubescent : 

 caruncle bipartite, with the segments linear. — Sw. Obs. t. 6./. 2, — P. modesta, Miq! in PL 

 Kappler. : a glabrescent, white-flowered form. — Stem ascending, usually much-branched, 

 filiform, 8"-12" long ; leaves 6"'-8'" long, dotted ; flowers purpurascent or white ; wings ob- 

 long, blunt, equalling the corolla ; segments of the caruncle exceeding half the length of the 

 black seed, deciduous. — Hab. Jamaica !, Pd., Wils., AL, March, in mountaiu pastures ; 

 Dominica !, Imr., S.Vincent!, Guild.; Trinidad!, Cr. ; [Mexico! to Brazil! and Buenos 

 Ayres; Western Africa]. 



Sect. 2. Syngala. — Keel not cristate, adherent to the stamens and superior petals at the 

 base. Stigma papilliform. Caruncle distinct from the seed, three-lobed, helmet-shaped. 

 — Two inferior sepals more or less united. 



5. P. angustifolia, Kth. Annual; puberulous; leaves linear-lanceolate, taper-pointed, 

 shortly petioled, glabrescent ; racemes elongated ; inferior sepals united to the middle ; keel 

 naked, equalling the obovate, persistent wings, and a little exceeding the superior petals ; 

 style subulate, inflexed : stigma bearded below the top ; capsule oblong, emarginate, glabrous ; 

 seeds cylindrical, oblong, silky and fringed at the rounded top. — Kth. Nov. Gen'. 5. t. 511. 

 —P. brizoides, St. Mil. (FL Bras. t. 88) : a form with narrow leaves. P. camporum, 

 Benth.! P. mucronata, Macfad. ! — Stem herbaceous, slender, branched, 8"-12" lon» ; 

 leaves l"-2" long, 2"'-4'" broad ; racemes at length 2" long : pedicels cernuous, mostly 

 unilateral ; flowers yellowish-purple ; capsule 2"' long, equalling the wings : these often 

 emarginate.— Hab. Jamaica !, M'Nab, Macf., on pastures ; Trinidad !, Lockh., Pd., Cr. ; 

 [Cuba ! and Mexico ! to Brazil !]. 



6. P. americana, Mill. Suffrutescent, erect; pubescent; leaves ovate-lanceolate or 

 ovate, pointed, shortly petioled ; racemes terminal ; inferior sepals united at the base ; keel 

 naked, equalling the obovate, deciduous wings, and a little exceeding the superior petals; 

 style inflexed : stigma thickened, glabrous ; capsule orbicular, shortly emarginate, pubescent ; 

 seeds obovate, puberulous, mucronate at the subtruncate top.— Kth. Nov Gen 5 t 512 — 

 P. rivinsefolia, Kth. P. caracasana, Kth. {ex specim. Schiedean. a Schlechtend. cumspecim. 

 Kth. comparahs). —Stem slender, woody at the base, 1' high ; leaves membranaceous, some- 

 times glabrescent, cihate, 1"~H" long, 6'»-8'" broad ; pedicels cernuous, mostly unilateral ; 



