RUBIACEA, XV. Exosremma. 
surfaces, shining; stipulas connate at the base, and running 
sound the petioles, and forming a callous semicircular margin to 
them; thyrse axillary, panicled, loose; flowers minute, tetra- 
merous; fruit cylindrical; seeds furnished with a quite entire 
rounded membrane at both ends. h. S. Native of South 
America, on the banks of the Amazon. Cinchona macrocnémia, 
Mart. in bot. zeit. no. 7. p. 119. 1831. 
Long-stamened Exostemma. Tree. 
Cult. See Cinchdna, p. 479., for culture and propagation. The 
species are of freer growth than those of Cinchdna; and the 
cuttings should not be too ripe when taken off. 
XVI. DANA'IS (aran, danae, the laurel of Alexandria ; 
similarity). Comm. herb. Vent. tabl. 2. p. 584. Pers. ench. 
1. p. 198. Juss. mem. mus. 6. p. 385. D. C. prod. 4. p. 361. 
—Pædèria species, Juss. gen. p. 204. Lam. ill. t. 166. f. 2.— 
Danis, spec. Poir. Cinchdna species, Pet. Th. 
Lin. syst. Penténdria, Monogyjnia. Flowers dioecious from 
abortion. Calyx with a short obovate tube, and a small limb, 
which is 5-toothed to the base. Corolla funnel-shaped, with a 
slender tube, a villous throat, and a 5-parted limb. Stamens 
exserted in the male flowers, but abortive and inclosed in the 
female flowers. Style exserted in the female flowers, and bifid 
at the apex, but abortive in the male flowers. Capsule globose, 
coriaceously chartaceous, marked by an areola at the apex 
from the fallen calyx, 2-celled, dehiscing at the cells, 2-valved. 
Seeds small, fixed to central placentas, imbricated downwards, 
girded by a membranous wing; albumen fleshy.—Smooth, 
climbing, or straggling shrubs, natives of the Mauritius. Roots 
exuding a yellow juice when bruised. Leaves oblong or round- 
ish. Stipulas solitary on each side, broad, very short. Pedun- 
cles axillary, many-flowered, corymbose, with opposite branch- 
lets. Flowers fragrant, orange-coloured, sometimes hexamerous. 
1 D. rra‘crans (Comm. ex Lam. ill. t. 166. f. 2.) leaves 
oblong ; corymbs crowded ; capsule not furrowed, crowned by 
the permanent, spreading, calycine teeth. kh. VU. S. Native 
of the Mauritius. Geertn, fil. carp. 3. p. 83. t. 195. D. fragrans 
P, coronàta, Pers. ench. 1. p. 198. Pædèria fràgrans, Lam. 
dict, 2. p. 260. Cinchona A'fro-I’nda, Willem. herb. maur. p. 
16. Petioles 3-4 lines long. Corymbs crowded, many-flow- 
ered, twice longer than the petioles. Segments of corolla 
narrow, spreading. Flowers small, red, swelling like those of 
arcissus, 
Fragrant Danais. Shrub cl. 
2 D. raxtero'ra (D. C. prod. 4. p. 361.) leaves obovate, 
obtuse, and cuspidate; corymbs loose, sub-panicled; cap- 
sule not furrowed, crowned by the erect permanent calycine 
teeth, h, u. S. Native of Madagascar and Bourbon. Pe- 
tioles 4 lines long. Panicle of female flowers 2-3 inches long, 
but that of the males is unknown. 
Loose-flowered Danais. Shrub cl. 
D. ROTUNDIFOLIA (Poir. suppl. 2. p. 450.) leaves ovate- 
roundish, acutish at the apex; corymbs crowded ; capsule not 
furrowed, crowned by the toothless truncate limb of the calyx. 
h. v S. Native of the Mauritius, where it is called Liane 
de bois jaune. Cinchòna chlorrhiza, Bory, in litt. Malanea 
verticillata, Sieb. fl. maur. exsic. 2. p. 264. exclusive of the 
synonymes. Petioles 7-8 lines long. Corymbs hardly an inch, 
much shorter than the leaves. Flowers small. Leaves 2-3 
inches long. 
Round-leaved Danais. Shrub cl. 
4 D. surca'ra (Pers. ench. 1. p. 198.) leaves ovate ; capsule 
furrowed, crowned by the calycine segments, which are folia- 
ceous. h. |. S. “Native of the Mauritius, where it climbs 
over the highest trees. ; 
Furromed-fruited Danais. Shrub climbing. 
XVI. Danats. XVII. Manertia. 483 
Cult. A mixture of loam, peat, and sand will be a good soil 
for the species of Dandis; and cuttings will be easily rooted 
under a hand-glass, in heat. They are well fitted for training 
up the rafters in a stove. 
XVII. MANE’TTIA (named after Xavier Manetti, prefect 
of the botanic Garden at Florence, and secretary of the botanic 
society there. Author of Viridarium Florentinum 1751: and 
Regnum Vegetabile, 1756). Mutis, in Lin. Mant. (1771.) p. 
556. gen. ed. vil. no. 171. Schreb. gen. 181. H. B. et 
Kunth, nov. gen. amer. 3. p. 387. D.C. prod. 4. p. 361. but 
not of Adans.—Nacibea, Aubl. (1775.) guian. 1. p. 96. t. 37. 
Juss. mem. mus. 6, p. 384. exclusive of Forsk. syn. and the 
syn. in fl. per. 
Lin. syst. Tetra-Pentdndria, Monogynia. Calyx with a 
turbinate tube, and the limb parted into as many lobes as there 
are corolline segments, or double that number (f. 88. a.), and 
often furnished with lobules in the recesses between the seg- 
ments. Corolla funnel-shaped, with a terete tube, a hairy 
throat (f. 88. c.) and a 4 (f. 88. b.), rarely 5-parted limb. An- 
ther sessile in the throat. Capsule ovate, compressed, crowned 
by the calycine lobes (f. 88. d.), dehiscing from the apex to the 
base at the dissepiment (f. 88. d.): the divisions boat-shaped. 
Placentas somewhat exserted from the dissepiment. Seeds 
imbricate, almost sessile, peltate, surrounded by a winged mem- 
branous border, which is usually toothed. Embryo erect, in 
fleshy albumen; cotyledons foliaceous, lanceolate.— Perennial, 
herbaceous, or suffruticose plants : having the stems and branches 
twining and slender. Leaves ovate-oblong, or subcordate. 
Stipulas broad, short, acute, usually adhering to the petioles 
at the base. Peduncles axillary, 1 or many-flowered. 
Secr. I. Lycistum (from Avyoe, lygos, a twig ; in reference 
to the twiggy stems). D. C. prod. 4. p. 362.—Lygistum, P. 
Browne.—Manéttia, Mutis, Lin. and Schreb. Lobes of calyx 
twice the number of those of the segments of the corolla, usually 
8 (f. 88.a.), rarely 10; besides the accessory lobules. 
1 M. recrina‘ra (Lin. mant. p. 553.) stem herbaceous, re- 
clinate, weak, branched ; leaves ovate, acute, pubescent beneath ; 
peduncles axillary, many-flowered, shorter than the leaves ; 
pedicels opposite, hairy. ©. J. G. Native of Mexico. Corolla 
white. Calyx 8-lobed; lobes linear, concave, hairy. Nacibea 
reclinata, Poir. in Lam. dict. 4. p. 416. 
Reclinate-branched Manettia. Pl. tw. 
2 M. racemo'sa (Ruiz et Pav. fl. per. 1. p. 58. t. 89.) stems 
twining ; branches tetragonal ; leaves ovate or oblong, acumin- 
ated ; stipulas semi-circular, acuminated, ciliated ; racemes ax- 
illary, few-flowered, longer than the leaves; corollas hairy. h. 
^. S. Native of Peru, in groves at Cuchero and Chinchao. 
FIG. 88, 
M. mutabilis, Pers. ench. 1. p. 
134. Nacibea mutabilis, Poir. 
suppl. 4. p. 55. Lobes of calyx 
8, but in the ultimate flowers 10, 
according to the figure; and 
sometimes 4-5, according to the 
description. Corolla purplish. 
Racemose-flowered Manettia. 
Shrub tw. 
3 M. coccinea (Willd. spec. 
l. p. 625.) stems twining; 
branches tetragonal; leaves 
ovate, - acuminated, glabrous, 
shining ; stipulas oblong, acute ; 
peduncles axillary, racemose, 
few-flowered, shorter than the 
leaves. h. ©. S. Native of 
French Guiana. Ker. bot. reg. 693. 
3a 2 
Nacibea coccinea, Aubl. 
