26 lxxiv. rubiace^e. [■ Argostemma. 
Stipules ovate rounded. Peduncle slender, erect, hairy, 2 in. 
long, a whorl of small bracts in the middle. Flowers 2 or 3 um- 
belled, on pedicels 3 in. long. Calyx globose-campanulate, *1 in. 
long, lobes very short, blunt. Hab. Mossy banks at 35 °° ft- 
altitude. Pahang, Gunong Tahan (Robinson), Wray’s Camp, 
growing with A. muscicola. 
(13) A. unifolium Benn. PI. Jav. Rar. 94; King, lx. 147. 
Rhizome tuberous large. Stem 6 to 8 in. tall, fleshy, with a 
whorl of small bract-like leaves, ovate -2 to 1 in. long, at the top. 
Leaf single, ovate, long acuminate, base cordate, dark green, 
paler beneath, 5 to 9 in. long, 3 to 5 in. wide; petioles -5 to 1 in. 
long; nerves 9 pairs. Peduncle 2 to 2-5 in- long, bearing a branched 
panicle 3 in. long or less of umbelled cymes. Flowers rather 
numerous, -25 in. across. Calyx campanulate, Corolla narrow in 
bud, about -25 in. across, lobes narrow, lanceolate. Capsule hemi¬ 
spheric, *i in. wide. Hab. On rocks in dense forest at 2000 ft. 
altitude and upwards. Johor, Gunong Pulai. Malacca, Mt. Ophir. 
Penang Hill 2000 ft. altitude; Muka Head (Curtis). Kedah Peak 
(Robinson). 
(14) A. unifolioide King, lx. 148. 
Rhizome large, tuberous; stem 6 to 8 in. tall, succulent. Leaf 
1, large orbicular-ovate cordate sessile, 3 to 9 in. long, 3 to 8 in. 
wide, sparsely sprinkled with cellular hairs or glabrous, fleshy, 
many-nerved, smaller leaf just below it, about 5 in. long. Peduncle 
2 to 4 in. long, glabrous, ending in an umbel of branches 2 to 4 in. 
long, with about 8 flowers on each, umbelled pedicels *2 to -5 in. 
long. Flowers -25 in. wide. Calyx small with rounded lobes, 
*1 in. long. Corolla-lobes broad, lanceolate. Hab. On rocks at 
about 2500 ft. altitude. Perak, Thaiping Hills; Bujong Malacca 
(Scortechini and others). 
(15) A. tenu© Ridl. Journ. F.M.S. Mus. vi. 39. 
Rhizome tuberous, very small; stem slender, 1 to 2 in. long. 
Leaf, large one fleshy, lanceolate-acuminate, base cuneate; nerves 
very inconspicuous, elevate on upper surface; 2 to 5 in. long, *3 to 
•75 in. wide; petioles -i in. long or none. Small leaves 2 to 3, 
ovate or lanceolate, -2 to -3 in. long. Peduncle slender, 1 to 1-5 in. 
long with a terminal umbel of branches 1 in. long. Flowers -15 in. 
long; pedicels -2 in. long or less. Calyx campanulate, *05 in. long. 
Petals narrow, lanceolate. Hab. On rocks in the stream, dis¬ 
appearing in the rainy season. Negri Sembilan, Tampin Hill, at 
500 to 1500 ft. altitude (Robinson, Burkill). Apparently a very 
local plant only known from this spot; flowers August to November. 
(16) A. elatostemma Hook. fit. F.B.I. iii. 45; King, l.c. 150. 
Stem 4 to 12 in. long, creeping and ascending 4 or 5 in. long, 
leafy hairy. Leaves thickly membranous, very unequal, larger 
one oblong oblique, tip broad apiculate or round, base narrowed, 
unequally cordate, above glabrous except nerves occasionally 
