32 LXXIV. RUBIACE^. [. Argostemma. 
narrowed, membranous glabrous above; nerves 6 to 7 pairs, mid¬ 
rib hairy; -2 to -4 in. long, 75 to 1*25 in. wide; petioles *1 in. long; 
small leaves ovate-cordate acuminate or round, *25 in. long. 
Stipules oblong-ovate as small. Cyme of 3 branches compound; 
peduncle 1 in. long; branchlets 1 in. long, 5-flowered; pedicels 
•25 in. long. Calyx-lobes ovate-acute hairy. Corolla *5 in. across, 
lobes very narrow, lanceolate-linear. Staminal cone thick, as long. 
Capsule cupular, densely hairy, -12 in. long. Hah. Low wet forests. 
Johor, Temp ay an; Sungei Tebrau; Serom. 
var. Kelsalli Ridl. l.c. 12. 
Leaves lanceolate, hairy beneath and glaucous, small leaves 
orbicular, hairy; Selangor, Bukit Hitam (Kelsall). 
(31) A. ophirense Maing. Hook. fil. F.B.I. iii. 45; King, l.c. 153. 
Stem ascending, scurfy hairy, 4 to 10 in. tall. Leaves, larger 
ones fleshy glabrous except nerves, scurfy pubescent, oblanceolate 
or elliptic oblique acute, base narrowed, white beneath; nerves 5 
to 8 pairs; 2 to 3-5 in. long, 7 to 1-25 in. wide; petioles -i to -35 in. 
long; small leaves oblique ovate-cordate or lanceolate acute, -i to 
■2 in. long. Stipules similar, smaller. Cyme-peduncle 1 to 2 in. 
long, branched or not, glabrous. Flowers 5 or 6; pedicels *5 in. 
long. Calyx pubescent, campanulate, lobes ovate. Corolla *4 in. 
wide, lobes lanceolate. Staminal column with anthers long appen- 
daged. Fruit obconic, -15 in. across. Hah. Mountain forests, 
Johor, Gunong Janeng (Kelsall). Pahang, Gunong Tahan (Robin¬ 
son). Malacca, Mt. Ophir, woods below Padang Batu. Selangor, 
Semangkok. Perak (Wray). 
(32) A. denticulatum Ridl. Roy. As. Soc. S. Br. 61, p. 12. 
Erect, 12 in. tall, internodes 1 in. long. Leaves unequal, fleshy, 
large ones lanceolate acuminate narrowed to base, edges minutely 
denticulate at tip, pale beneath, glabrous except a few hairs on 
midrib, 3 to 4-5 in. long, -5 to 1 in. wide; petioles -25 in. long; 
small leaves oblong-ovate, *1 in. long. Cyme compound 9-flowered, 
•5 in. long; pedicel -25 in. long. Calyx-lobes ovate-lanceolate 
acuminate, -i in. long. Corolla-lobes triangular acute, -12 in. long. 
Staminal cone -25 in. long. Hab. Thick forest; Selangor, Ginting 
Simpah at 3990 ft. altitude (Ridley). 
(33) A. debile Ridl. Journ. F.M.S. Mus. v. 35. 
Long rooting. Stem ascending succulent, 6 to 8 in. tall. Leaves 
remote in few pairs, unequal, larger ones lanceolate acumm^te, 
base shortly narrowed oblique, dark green above, white beneath; 
nerves 5 pairs hardly or not visible, very fine; 2*5 to 3 in. long, 
1 to i - 25 in. wide; petioles *2 in. long; small leaves ovate sessile. 
Stipules lanceolate acute. Peduncle 2 in. long, fleshy. Flowers 
1 to 3 on pedicels 5 in. long. Calyx rotate, lobes ovate sub-acute. 
Corolla -6 in. across, lobes 4, lanceolate-oblong, acuminate broad. 
Staminal cone shorter. Hah. Selangor, Mengkuang Lebah (Robin¬ 
son). 
