` Penang and Java. 
RUBIACEE. 
9 U. ixsr'exis (D. C. prod. 4. p. 348.) branches acutely te- 
tragonal ; leaves on short petioles, having a narrow cordate 
recess at the base, roundish-elliptic, short-acuminated, shining 
above, reticulately veined beneath, and canescent from down 
between the veins ; peduncles axillary, solitary, recurved, com- 
pressed; flowers on long pedicels. h.. S. Native of the 
island of Luzon, one of the Philippines. Calyx tubular, 5-cleft. 
Corolla large, clothed with silky tomentum inside. Style ex- 
serted. Ovarium containing 2 bodies, perhaps seeds or placentas. 
Famous Uncaria. Shrub cl. 
10 U. rrLrrrica (R. Br. in Wall. cat. no. 6104.) branches 
rather tetragonal; leaves elliptic, acuminated, tapering at the 
base, on longish petioles, glabrous except on the nerves be- 
neath while young ; peduncles axillary, solitary, opposite, shorter 
than the leaves, usually not longer than the petioles : the lower- 
Most ones converted into sterile hooked spines. h . S. Native 
of Pulo-Penang. Naticlea ovalifdlia, Roxb. herb. Corolla 
downy outside. 
Elliptic-leaved Uncaria. Shrub cl. 
11 U. cirruiridra (Roxb. fl. ind. 2. p. 120.) leaves ovate- 
oblong, smooth ; stipulas bifid ; peduncles recurved, floriferous 
at the apex. h. J. S. Native of the Malay Islands. The 
rest unknown. 
Tendril-flowered Uncaria. Shrub cl. 
12 U. crasra'ta (D.C. prod. 4. p. 348.) leaves oblong-lan- 
céolate, acuminated, glabrous as well as the branches, which are 
tetragonal ; stipulas bifid; peduncles solitary, spreading, arti- 
culated above the middle, at length hooked. `h.. S. Native 
of Java, on the mountains of Seribu. Naúclea glabrata, Blum. 
bijdr. p.1012. Allied to U. cirrhiflora, Roxb. ex Blume. 
Glabrous Uncaria. Shrub cl. 
13 U. pepicenza‘ra (Roxb. fl. ind. 2. p. 119.) leaves oval, 
acutish, rounded or subcordate at the base, shining above, reti- 
culated beneath and clothed with rusty tomentum, as well as 
the branches, which are tetragonal ; stipulas bifid; peduncles 
axillary, solitary, bearing each'a single head of flowers, spread- 
78 articulated above the middle; flowers on long pedicels. 
2+ aS. Native of the Molucca islands, and probably of Pulo- 
Flow } Naticlea pedicellata, Blum. bijdr. p. 1012. 
ules forming round heads of about an inch and a half in 
ameter, covered with rusty tomentum. 
Pedicellate-flowered Uncaria. Shrub cl. 
po U: SPECIOSA (Wall. cat. no. 6106.) branches tetragonal, 
c pe with brown villi, as well as the under side of the leaves 
an nerves on the upper side, petioles, peduncles, and calyxes ; 
eaves pilose on both surfaces, ovate-elliptic, cordate at the base, 
om short-acuminated at the apex, on very short petioles; pe- 
ae axillary, solitary, opposite. h. S. Native of Pulo- 
x rae and Singapore. Naticlea cordifdlia, herb. Find]. Heads 
th owers large. Calyx and fruit clothed with brown villi, and 
e corolla with white. Flowers pedicellate. Lower peduncles 
converted into spinose recurved hooks. ; 
owy Uncaria. Shrub cl. 
aa © FERRUGINEA (D. C. prod. 4. p. 348.) leaves ovate. 
ee rounded at the base, shining above, reticulated be- 
which and clothed with rusty tomentum as well as the branches, 
; are tetragonal ; stipulas bipartite ; peduncles solitary, 
Spreading, articulated in the middle. h. J. S. Native of 
ie on the mountains, Naúclea ferruginea, Blum. bijdr. p. 
aoe Very like U. pedicellata, but differs in the flowers and 
e capsules being 3 times smaller. 
usty Uncaria. Shrub cl. 
a U. re’rrea (D. C. 1. c.) leaves on very short petioles, 
7 €-oblong, acuminated, rounded and subcordate at the base, 
pubescent above, densely tomentose beneath, as well as on the 
ranches, which are obscurely tetragonal; stipulas bifid; pe- 
II. Uncarta. 
` sile, crowded, intermixed with palez. 
471 
duncles solitary, spreading, articulated in the middle. h.. S. 
Native of Java, on the mountains of Seribu. Natclea férrea, 
Blum. bijdr. p. 1014. 
Tron Uncaria. Shrub cl. 
17 U. sessitirrvu’crus (Roxb, fl. ind. 2. p. 180.) leaves elip- 
tic, smooth, acuminated ; peduncles axillary, bearing from 1-3 
heads of flowers: also terminal, bearing many heads of flowers ; 
capsules sessile. h. J. G. Native of the East Indies, in the 
forests of Chittagong. The shrub supports itself by strong 
spiral axillary hooks. The terminal peduncles form themselves 
into a kind of racemose panicle. 
Sessile-fruited Uncaria, Clt. 1829, Shrub cl. 
18 U. Arrica‘na; leaves ovate-lanceolate, acuminated, on 
short petioles ; flowers disposed in a loose globular head ; heads 
terminal; calyx and corolla villous on the outside; hooks axil- 
lary, twisted, or reflexed. h. o. S. Native of Sierra Leone, on 
the banks of rivulets. Corolla greenish yellow. 
African Uncaria. Shrub 4 to 6 feet, cl. 
19 U. Guiane’nsts (Gmel. syst. 1. p. 370.) branchlets tetra- 
gonal ; leaves petiolate, ovate, acute, glabrous ; stipulas solitary, 
on both sides, triangular ; peduncles solitary, bracteolate in the 
middle, axillary, opposite, and terminal: lower ones sterile and 
converted into flat, hooked spines. k.. S. Native of Guiana, 
on the banks of rivers and rivulets. Ourouparia Guianénsis, 
Aubl. guian, 1. p. 177. t. 68. Naúclea aculeata, Lam. ill. t. 
153. f. 2. Poir. dict. 4. p. 456. Hayn. term, bot. t. 29. f. 5. 
U. aculeata, Willd. in Ust. del. opusc. 2. p. 200. The flowers 
in the same head are variable in colour, yellow, white, green, 
red, rufous, and blackish: they are very fragrant. 
Guiana Uncaria. Shrub cl. 
20 U. romentdsa (D. C. prod. 4. p. 349.) arboreous; 
branches somewhat quadrangular, downy ; leaves ovate-elliptic, 
acute, clothed with fine pubescent tomentum beneath, and shin- 
ing above with the nerves downy; stipulas broad ovate; pe- 
duncles villous, disposed in a terminal panicle: and the lower- 
most ones converted into axillary hooks. kh. S. Native of 
New Granada, on the banks of the river Magdalena, near Naers. 
Naticlea tomentdsa, Willd. in Roem. et Schultes, syst. 5. p. 221. 
N. aculeata, H. B. et Kunth, nov. gen. amer. 3. p. 282. Corolla 
clothed with silky pubescence on the outside. Peduncles also 
axillary, bearing 1-3 stalked heads. 
Tomentose Uncaria. ‘Tree. 
Cult. See Naúclea, p. 469. for culture and propagation. 
III. ADINA. 
III. ADI'NA (from adcvoc, adinos, crowded ; in reference to 
the flowers being disposed in heads). Salisb. par. lond. t. 115. 
Juss. mem. mus, 6. p. 403. D.C. prod. 4. p. 349.—Natclea 
species of some. 
Lin. syst. Pentdndria, Monogynia. Calyx with an oblong 
tube, and a campanulate 5-parted, permanent limb (f. 84. a). 
Corolla funnel-shaped, 5-lobed (f. 84. b. c.); throat glabrous ; 
lobes valvate in estivation. Anthers almost sessile (f. 84. e.), at 
the recesses between the lobes, inclosed. Style exserted (f. 84. 
d.); stigma capitate-ovate. Capsule membranous, ob-pyramidal, 
2-celled ; valves 4 (f. 84. g.), dehiscing from the apex ; central axis 
permanent, bearing the calyx at the apex. Seeds 2-4 in each 
cell, oblong, marginate (f. 84. h.), inserted near the top of the 
cell, hanging by spongy funicles.—Glabrous shrubs, natives of 
China. Branches terete, opposite. Stipulas twin, on both sides, 
joined at the base, yellowish, lanceolate. Leaves lanceolate, gla- 
brous. Peduncles axillary, rarely terminal, solitary. Heads of 
flowers globose, without any involucra, yellowish. Flowers ses- 
Receptacle pilose. —This 
genus is intermediate between Naiiclea and Cephaldnthus, and 
probably not distinct from the first. 
