502 
lately ventricose; limb 5-lobed, bilabiate. Stamens 4, didyna- 
mous, usually exserted ; anthers 2-celled, often bearded ; cells 
diverging, distinct at apex, usually spurred at the base. Stigma 
clavate, undivided. Capsule bipartible ; dissepiment composed 
of two combined lamina; placentas narrow, spongy. Seeds 
angular ; testa loose, thick, favosely cellular. Albumen fleshy. 
Embryo sub-foliaceous, nearly the length of the seeds ; radicle 
short, obtuse.—Herbs or subshrubs. Leaves opposite, scabrous. 
Flowers axillary, solitary, or terminal, and spicately racemose, 
yellow or purple. 
$ 1. Calyx tubularly campanulate, 5-toothed, or 5-cleft. 
54 Gera’rpia. Calyx 5-toothed, or semi-5-cleft. Corolla 
campanulate, or tubularly campanulate; tube longer than the 
calyx. Stamens inclosed. Cells of anthers equal. 
55 Sopu‘sia. Calyx 5-toothed. Corolla campanulate ; tube 
shorter than the calyx. Stamens exserted, equal. Cells of 
anthers unequal. 
56 Sryme RIA. Calyx deeply 5-cleft. Corolla with a short 
tube, and a subrotate spreading limb. Stamens a little longer 
than the corolla ; cells of anthers nearly equal. 
57 MacnaNTHERA. Calyx 5-cleft, foliaceous ; segments 
denticulate. Corolla cylindrically tubular, nearly equal, with a 
5-toothed apex. Stamens exserted. 
58 Esreruazia. Calyx 5-toothed. Corolla tubularly fun- 
nel-shaped. Stamens much exserted. 
59 Guosséstytis. Calyx 4-5-toothed. Corolla oblique, cam- 
panulate. Stamens exserted. 
60 PurHEIOsPE'RMUM. Calyx 5-cleft. Corolla campanulate. 
Stamens inclosed.? Stigma 2-lobed. 
61 EscosE pra. Calyx tubular, pentagonal, 5-toothed. Co- 
rolla funnel-shaped. Stamens inclosed. 
§ 2. Calyx inflated, 5-toothed or 5-cleft. 
62 Puysoca‘tyx. Calyx inflated, 5-toothed. Corolla funnel- 
shaped. 
63 Metra’sma. Calyx inflated, 5-cleft. Corolla campanulate. 
64 GasrgoMERIA. Calyx inflated, 5-toothed. Corolla cam- 
panulate. 
$ 3. Calyx compressed, cleft on. one side, at length somewhat 
4-lobed. 
65 CrwTRANTHE'RA. Character the same as that of the 
section. 
Trige V. 
Veronicex. Calyx 4-5 parted, imbricate in zstivation. 
Corolla rotate, 4-lobed, or tubular and sub-bilabiate. Stamens 
2 or 4, exserted, distant; anthers incumbent; cells parallel, 
distinct. Stigma capitate. Capsule membranous ; dissepiment 
narrow, composed of two separable lamina; placentas very 
short, in the middle of the dissepiment. Seeds compressed, 
with a membranous testa. Albumen cartilaginous. Embryo 
minute, terete, located in the base of the albumen.— Herbs or 
subshrubs. Leaves usually opposite. Flowers axillary or ter- 
minal, solitary or racemose, blue, red or white, 
§ 1. Stamens 2, 
66 Veronica. Calyx 4-5-parted. Corolla rotate, unequal. 
SCROPHULARINEE. 
67 Dirtoruy’tium. Calyx of 2 sepals. Corolla rotate, un- 
Capsule 4-seeded. 
Corolla tubular, sub-ringent: lower seg- 
equal. 
68 LEPTA’NDRA. 
ment the smallest. 
69 PÆDERÒTA. 
lip entire, or emarginate. 
70 CALORHA’BDOS. 
oblique, 2-3-cleft mouth. 
71 WurrEw:a. Corolla tubular, declinate; limb 4-5-cleft. 
72 Gymna’npra. Corolla tubular, straight, with a sub- 
bilabiate limb. 
Corolla tubular, straight, bilabiate: upper 
Corolla tubular, incurved, with an 
$ 2. Stamens 4, didynamous. 
78 Picrorut'za. Corolla campanulate, shorter than the calyx. 
74 Grocuérpa. Corolla funnel-shaped. 
Trise VI. 
BucuxERzz. Calyx tubular, striated, 5-cleft. Corolla sal- 
ver-shaped ; limb nearly equal. Stamens 4, didynamous, inclosed. 
Anthers for the most part l-lobed, from the cells being 
contiguous, seated on a thick, elevated connective. Stigma, 
undivided. Capsule with a simple dissepiment; placentas nar- 
row, columnar, adnate longitudinally, or at length free. Seeds 
minute, smooth, scrobiculate, with a membranous testa. Albu- 
men fleshy. Embryo much shorter than the seed.—Herbs or 
subshrubs. Leaves opposite or alternate. Flowers terminal, 
spicately racemose, white or red. 
$ 1. Valves of capsule entire. 
75 Srrica, Tube of corolla abruptly incurved; limb bila- 
biate. 
76 BucuwE Ra. Calyx short, tubular, 5-toothed. Corolla 
salver-shaped. Capsule straight. 
77 RnawrHicA'RPA. Calyx campanulate, 5-cleft. Corolla 
salver-shaped. Capsule obliquely beaked. 
78 Cv'cwiuw. Calyx long, tubular, foliaceous. 
ver-shaped. Capsule straight, fleshy. 
§ Valves of capsule bifid. 
79 Nycrerinia. Calyx bilabiate. Stamens 2, inclosed ; 
with oblong-linear anthers ; the other 2 a little exserted, with 
short or abortive anthers. 
80 PorvcagE Na. Calyx bilabiate. 
and similar. 
81 PuvrLorópiuw. Calyx 5-cleft. Anthers all exserted, 
and similar. Bracteas adnate to the pedicels. 
82 SrHENA'NDRA. Calyx 5-cleft. Anthers similar, exserted. 
Corolla rotate. 
83 CHÆNÓSTOMA. Calyx 5-cleft. Anthers similar, exserted. 
Bracteas free from the pedicels. Corolla campanulate or funnel- 
shaped. 
84 Lype‘ria. 
Corolla sal- 
Anthers all exserted, 
Calyx 5-cleft. Anthers all inclosed. Tube 
of corolla gibbous or incurved; limb bilabiate. ^ Peduncles 
axillary, or disposed in leafy racemes or spikes. 
85 MaxvLza. Calyx 5-cleft. Anthers all inclosed. Co- 
rolla tubular ; limb nearly equal. 
86 Erinus, Calyx 5-parted. Corolla tubular, with a 5- 
