GENTIANE/JE. XXX. Covrovnza. 
the genus Coutoübea ; in the capsule being 2-celled.) Capsule 
2-celled, in consequence of the edges of the valves being bent 
into the central placenta; margins of valves placentiferous. 
Anthers remaining unchanged even in the old state. 
XXX. COUTOU’BEA (the Caribbean name of one of the 
species.) Aubl. guian. 1. p. 72.—Cotubea, Mart. nov. gen. 
bras. 2. p. 110.—E'xacum species, Vahl. 
Lin. syst. — Tetrándria, Monogynia. Calyx campanulate, 
4-parted. Corolla salver-shaped, with an equal cylindrical tube, 
a naked throat, and a 4-parted limb. Stamens 4, exserted ; 
filaments bidentate at the base; anthers sagittate, unchanged 
in the dried state. Stigma bilammellate. Capsule 2-celled, 
2-valved, many-seeded ; seeds very minute.—Glabrous herbs 
or subshrubs, erect, rarely twining. Stems obscurely tetragonal, 
usually branched; branches opposite, and thickened at the 
nodi. Leaves opposite, decussate, sessile, l-nerved, thinnish, 
veined. Flowers disposed in terminal and lateral spikes or 
racemes, dense or loose, tribracteate, white. 
* Flowers tetramerous. 
1 C. penstrLora (Mart. nov. gen. bras. 2. p. 111. t. 185.) 
stem simple at bottom; leaves sessile, rounded at the base, and 
half stem-clasping, lanceolate, long-acuminated ; spikes ter- 
minal and lateral, cylindrical, dense-flowered : throat of corolla 
irrorate. (2. S. Native of Brazil, in the province of Bahia, 
in dry fields, at Villa da Caxoeira, at the altitude of from 200 
to 400 feet. Corolla with a green tube; throat bedewed with 
black ; limb white. 
Dense-flowered Coutoubea. Pl. 2-3 feet. 
2 C. spica‘ta (Aubl. guian. 1. p. 72. t. 97.) stem erect, 
branched ; leaves lanceolate, acuminated at both ends; spikes 
terminal, elongated, loose; flowers decussate, rather close toge- 
ther. CO. S. Native of Cayenne, Guiana; in the northern 
part of Brazil, as of Maranham and Para, &c. Meyer, ess. p. 87. 
Cotübea spicata, Mart. nov. gen. bras. 2. p. 112. Coutotibea 
alba, Lam. ill. 2. p. 319. t. 79. E’xacum spicatum, Vahl. symb. 
3.p. 17.  Corollas white, reddish in the throat. 
Spicate-flowered Coutoubea. Fl. July, August. 
Pl. 2-3 feet. 
3 C. ramosa (Aubl. guian. 1. p. 74. t. 28.) stem divaricately 
branched ; leaves oblong-lanceolate, acuminated at both ends; 
spikes terminal and axillary, the lower part leafy; flowers 
decussate, remote. ©. S. Native of Guiana and Brazil, in dry 
fields. Cotübea ramósa, Mart. nov. gen. bras. 2. p. 112.— 
E'xacum ramósum, Vahl. symb. 3. p. 17. Corollas white. 
^ Branched Coutoubea. Fl. June, July. Clt. 1824. Pl. 1-2 
eet. 
4 C. mixor (H. B. et Kunth, nov. gen. amer, 
stem dichotomous; branches tetragonal; leaves obl, acute ; 
spikes terminal, flowers decussate. © S. Native in humid 
places, on the banks of the Orinoco, near the falls of Ature. 
Corolla white. 
Smaller Coutoubea. 
Clt. 1823. 
8. p. 181.) 
Pl. 1 foot. 
: * * Flowers pentamerous. 
5 C. VERTICILLA TA (G. Don, in Loud. hort. brit. p. 48.) 
stem simple ; leaves | lanceolate, acuminated at both ends, 
oi ed; flowers verticillate, axillary : calycine segments longer 
than the capsule. ©. S. Native of the West Indies. Gentiàna 
verticillàris, Lin. spec. 333. E'xacum verticillàtum, Willd. spec. 
= b ntum icon. 81. f. 2. Corollas white. E 
torted-flowered Coutoubea. FI]. June, July. 
Pl. 11 foot. hum 
6 C. VOLU'BiLIS (Mart. nov. gen. bras. 2, p. 112.) stem 
twining, rather scandent, slender; leaves lanceolate, long-acu- 
minated, acute at the base; spikes terminal, few-flowered ; 
VOL. Iv. 
Clt. 1818. 
XXXI. Apenema. XXXII. ScHUBLERIA. 201 
flowers pentandrous, pentamerous, remote. 21.,,. S. Native 
of St. Domingo. Lisianthus scandens, Spreng. syst. 1. p. 587. 
Corollas cream-coloured. 
Twining Coutoubea. Shrub twining. 
Cult. The species of Coutoábea are of easy culture, requiring 
the same treatment as other tender annuals. 
XXXI. ADENEMA (from aény, aden, a gland; and vnpa, 
nema, a filament; filaments furnished with a swelled gland at 
the insertion of each). Gentiana and E'xacum species of 
authors. 
Lin. syst. Pentandria, Monogyjnia. Calyx 5-parted. Corolla 
funnel-shaped, 5-cleft. Stamens 5; filaments short, each fur- 
nished with a gland at its insertion; anthers incumbent, inclosed. 
Style single, length of filaments; stigma large, 2-lobed. Cap- 
sule 1-celled, 2-valved ; seeds scobiform, fixed to parietal, 
linear placentas, which adhere to the margins of the valves. 
An erect, perennial plant, with creeping roots; sessile, 
lanceolate, opposite, decussate, 3-nerved leaves; tetragonal, 
simple stems; and axillary, sessile, small white flowers, gene- 
rally 3 in the axils of each leaf, and therefore appearing as if 
they were verticillate. 
1 A. HYSSOPIFÒLIUM ; 2j. S. Native of the East Indies, in 
moist uncultivated grounds, flowering during the wet season. 
Gentiana verticillata, Linn. suppl. 174. E'xacum hyssopifolium, 
Willd. spec. 1. p. 640.—Burm. afr. t. 74. f. 3. 
Hyssop-leaved Adenema. PI. 4 to 1 foot. 
Cult. This is a plant of easy culture. Any light rich soil 
will suit it; and it will be readily increased by dividing the 
plant at the root. It should have plenty of water given to it 
when in a growing state. 
XXXII. SCHUBLERIA (named after Gustavus Schubler, 
professor of botany at Tubingen). Mart. nov. gen. bras. 2. 
p. 118.— Cártia, Schlecht, in Linnea, 1. p. 209.—Thurnhauséra, 
spec. Pohl. in litt. 
Lin. syst.  Pentándria, Monogynia. Calyx 5-parted. Co- 
rolla tubularly-subcampanulate, equal, with a 5-cleft limb, and 
a naked throat. Stamens 5, minute; anthers oblong. Stigma 
simple, penicillately glandular. Capsule 2-valved, 2-celled, 
many-seeded. Seeds ovate or obovate, minute, angular.— 
Annual, erect, glabrous, slender herbs. Stems tetragonal, sim- 
ple, or branched; branches opposite, dichotomous. Leaves 
sessile, opposite, or verticillate, narrow. Inflorescence panicled, 
loose, or crowded, terminal and lateral; peduncles bracteolate. 
Flowers small, rose-coloured, or yellow. 
1. S. pirru'sa (Mart. l. c. p. 114. t. 186. f. 1.) stem slender, 
spreadingly panicled; leaves subpetiolate, 3-4 in a whorl, 
ovate, acute; corollas hardly twice longer than the calyx ; seg- 
ments ovate-roundish. ©. S. Native of Brazil, on the ascent 
of high mountains, in marshy, grassy places, at the altitude of 
4000 feet. E’xacum brachiàtum, Spix et Mart. reis. 1. p. 397. 
Corollas yellow ; throat constricted, downy inside. 
Diffuse Schubleria. Pl. 4 to 3 foot. 
2 S. conre’rta (Mart. l. c. p. 115. t. 186. f. 2.) stem straight, 
terminated by a short, crowded, panicle; leaves sessile; 8-4 
in a whorl, broad, ovate, acute; corolla hardly twice as long as 
the calycine segments, which are setaceous ; segments of corolla 
ovate, obtuse. ©.S. Native of Brazil, in the mine provinces, 
in marshes, particularly on Serro Frio. Corollas yellow. 
Cronded Schubleria. PI. 4 foot. 
3 S. stricta (Mart. l. c. p. 116. t. 187.) stem straight, simple 
at bottom; leaves 4-6 in a whorl, ovate, acuminated, 3-nerved ; 
panicles corymbose, coarctate ; corolla more than twice as long 
as the calyx: with rounded segments. ©. S. Native of 
Brazil, in humid places, near Tejuco, and elsewhere in the dia- 
mond district; also on Serra de St. Antonia. Sabbatia verti- 
