RUBIACEÆ. XXXI. Tocoyena. 
long tube, a naked dilated throat, and a 5-parted spreading 
limb; the lobes obtuse. Anthers rising from the throat of the 
corolla, exserted, linear-sagittate, furnished each with a blunt 
appendage. at the base? Style filiform, fusiform at the apex ; 
stigma clavate, bilamellate. Berry rather fleshy, 2-celled, 
crowned. Seeds numerous, roundish-ovate, imbedded in soft 
pulp.—Unarmed shrubs or undershrubs. Leaves opposite, on 
short petioles. Stipulas triangular or ovate. Flowers terminal, 
corymbose. 
1 T. toneivto'ra (Aubl. guian. 1. p. 131. t. 50.) stem tetra- 
gonal, quite simple; leaves lanceolate-oblong, acuminated at 
both ends, glabrous ; flowers almost sessile, aggregate. h. S. 
Native of French Guiana, at Araura. Lam. ill. t. 163. f. 1. 
Ucriana specidsa, Willd. spec. 1. p. 961. Tocoyéna longifdlia, 
Poir, dict. 7. p. 602. but not of Kunth. Leaves a foot long, 
and 4-5 inches broad. Corolla 8-9 lines long, with the tube 
yellow, and the limb white. Stipulas triangular. 
Long-flowered Tocoyena. Cit. 1826. Shrub 3 to 6 feet. 
2 T. macropny’tia (H. B. et Kunth, nov. gen. amer. 3. p. 
412.) branches tetragonal ; leaves broad-ovate, short-acumin- 
ated, glabrous ; stipulas roundish, coriaceous; flowers ter- 
minal, racemose. h. S. Native of South America, on the 
banks of the river Magdalena, between Monpox and El-Penon, 
and near Honda. Ucriana insignis, Willd. rel. Spreng. syst. 1. 
P. 761. exclusive of the synonyme of Lam. T. insignis, Roem. 
et Schultes, syst. 5. p. 229. 
Large-leaved Tocoyena. Shrub. 
3 T. ronerro'ria (H. B. et Kunth, nov. gen. amer. 3. p. 411. 
but not of Poir.) branches terete; leaves ovate-oblong, acute, 
glabrous, shining, with revolute margins ; stipulas ovate, acu- 
minated ; flowers racemose ; teeth of calyx short, acute. R.S. 
Native of New Granada, in hot places. Ucriana Humbdldtii, 
Spreng. syst. 1. p. 761. 
Long-leaved Tocoyena. Shrub. 
4 T. Mortis (H. B. et Kunth, nov. gen. amer. 3. p. 411.) 
branches terete; leaves oblong, acutish, glabrous, shining, with 
somewhat revolute margins; stipulas ovate, acuminated ; flowers 
terminal, corymbose ; teeth of calyx short. h.S. Native of 
oo in hot places. Ucriana Mutisii, Spreng. syst. 1. 
Mutis’s Tocoyena. Shrub. 
5 T. urrsu'ra (Moricand, herb. ex D. C. prod. 4. p. 375.) 
leaves elliptic, ending each in a short cuspidate point, clothed 
with villous down above, and with soft velvety hairs beneath. 
h.S. Native of Brazil. Tube of calyx 4 inches long. 
Hairy Tocoyena. Shrub. 
Cult. See Oxydnthus, p. 494., for culture and propagation. 
XXXII. POSOQUE'RIA (Aymara-posoqueri is the name 
of the first species by the natives of Guiana). Aubl. guian. 1. 
Pp. 134. t. 51. Lam. ill. t. 163. Juss. mem. mus. 6. p. 369. 
i C. prod. 4, p. 375. but not of Roxb. Blume, nor Gærtn.— 
Pe bani species, Rich.—Kyrtanthus, Gmel. syst. 1. p. 362.— 
yrtanthus, Schreb. gen. no. 302. but not of Ait.—Soléna, 
Willd. spec, 1, p. 961. but not of Lour. nor Hoffm. nor Agardh. 
—Posdria, Rafin, ann. gen. sc. ph. 6. p. 80. 
IN. syst. Pentdndria, Monogijnia. Calyx with an obovate 
tube, and a short 5-toothed limb. Corolla funnel-shaped, with a 
very long terete tube, a villous hardly dilated throat, and a 
°-parted limb; the segments spreading, obtuse, and nearly 
Stal; the alabastra gibbous on one side. Stamens 5, rising 
‘rom the throat of the corolla, free, unequal, a little exserted. 
Style filiform, slender, and bifid at the apex: with the lobes 
unequal, rather papillose and acute. Berry ovate, crowned by 
the calyx, succulent, 2-celled, many-seeded. Seeds unknown. 
XXXII. Posoauzrta. 493 
—Glabrous shrubs or small trees, natives of Guiana. Branches 
terete. Leaves opposite, on short petioles, coriaceous. Sti- 
pulas oblong-triangular, at length falling off. Flowers white, 
very long, disposed in terminal corymbs. 
1 P. LoneirroRra (Aubl. guian. 1. p. 134. t. 51.) leaves 
oblong, acuminated, acute at the base; stipulas oblong ; ealyx 
bluntly 5-toothed ; tube of corolla very much incurved, and 
nutant at the apex. h.S. Native of French Guiana, on the 
banks of rivers. Lam. ill. 163. Soléna longiflora, Willd. spec. 
l. p. 961. Kyrtanthus longifldrus, Gmel. syst. 1. p. 162. 
Corolla white, with the tube very long, and green at the base; 
and the hairs in the throat are very long. Berry yellow, about 
the size of a hen’s egg. Seeds 12, imbedded in the red pulp, ac- 
cording to Aublet. The limb of the corolla is said to be regular. 
Corymbs composed of about 6 flowers; and the flowers are 
pedicellate and scaly at the base from bracteas. 
Long flowered Posoqueria. Clt. 1820. Shrub 5 to 6 feet. 
2 P. tariro' Lia (Roem. et Schultes, syst. 5. p. 227.) leaves 
ovate, acuminated, obtuse at the base, or a little cordate; sti- 
pulas broad, triangular ; calyx bluntly 5-toothed ; tube of co- 
rolla straight: and the limb irregular; alabastra gibbous on 
one side. h. S. Native of French Guiana and Brazil. So- 
léna latifdlia, Rudge, guian. 1. p. 26. t. 40. Tocoyéna lati- 
folia, Lam. ill. t, 163. f. 2. Poir. dict. 7. p. 692. Corolla 
white, with the tube 4 inches long. 
Broad-leaved Posoqueria. Clt.? Shrub 5 to 6 feet. 
3 P. pecona (D. C. prod. 4. p. 375.) leaves ovate, ending 
each in a short cuspidate point, obtuse and rather cordate at 
the base ; stipulas oval, obtuse, large, foliaceous, and coriaceous ; 
calyx bluntly 5-toothed; tube of corolla straight; alabastra 
rather gibbous on one side. h.S. Native of French Guiana. 
Allied to P. latifolia, but differs from all the species in the form 
of the stipulas. Tube of corolla 3-4 inches long. Flowers 
terminal, corymbose. 
Neat Posoqueria. Shrub. 
4 P. Trinira‘tis (D. C. prod. 4. p. 375.) leaves ovate, 
on short petioles, ending in short cuspidate points, obtuse at 
the base and subcordate; stipulas oblong, bluntish, membra- 
nous and foliaceous, and sheathing a little; calyx bluntly 5- 
toothed. h. S. Native of the Island of Trinidad. Sieb. fl. 
trin. exsic. no. 215. withouta name. Tube of corolla slender, 
44 inches long. Corollas white. 
Trinidad Posoqueria. Shrub 5 to 6 feet. 
5 P. Havanr’nsts (D. C. prod. 4. p. 375.) leaves oval, acute, 
membranous, bluntish at the base; stipulas lanceolate, acute ; 
calyx bluntly 5-toothed ; tube of corolla straight; alabastra 
gibbous on one side. h. S. Native of Cuba, about the Ha- 
vannah. Tube of corolla slender, 44 inches long. Petioles 6 
lines long. 
Havannah Posoqueria. Shrub 5 to 6 feet. 
6 P. cra‘citis (Roem. et Schultes, syst. 5. p. 277.) leaves 
oval-lanceolate; stipulas oblong; calyx acutely 5-toothed ; tube 
of corolla curved, and the limb irregular, h.S. Native of 
French Guiana, in remote woods, from the river Darapa to Kaw. 
Soléna gracilis, Rudge, pl. guian. p. 27. t. 41. It differs from 
P. longiftora in the character given, and in the slender nerves 
of the leaves. Flowers white, 4-5 in a corymb. 
Slender-flowered Posoqueria. Clt. 1825. Shrub 5 to 6 ft. 
7 P. revoxu'ta (Nees, in flora, 1821. p. 328. Schrad. gætt. 
anz, 1821. p. 714.) leaves elliptic-ovate, each ending in a short 
cuspidate point, with revolute margins; stipulas deciduous ; 
corymbs dense; tube of corolla straight: throat villous, and 
limb irregular. h.S. Nativeof Brazil. P. insignis, Neuw. 
in flora. 1821. p. 301. in reis. bras. with a figure. Flowers 
white. 
Revolute-leaved Posoqueria. Shrub 5 to 6 feet. 
