22 
LXXIV. RUBIACEJJ. 
[. Argosiemma. 
Leaves in distant pairs, elliptic 
Leaves small, ovate-lanceolate, very 
viscid . ■ ■ * * 
Stems slender, creeping; leaves small, all 
hairy. 0 . . 
Leaves oval or lanceolate, i-8 in. long . 
Leaves under I in. long; flowers solitary. 
Leaves under i in. long; flowers 2 to 3 
in an umbel . • • * 
(b) Leaves very unequal, one not much bigger than a 
Leaves 1 terminal pair; large leaf ovate, cor¬ 
date, broad. 
Flower-buds acute . 
Flower-buds ovoid • 
Leaves narrow, lanceolate acuminate . 
Leaves numerous, scattered on the erect stem 
more or less hairy . 
Leaves oblong, base oblique, tip blunt; 
petioles very short. 
Leaf smooth above; nerves beneath hairy. 
Leaf nerves prominent above, very hairy 
on edge and nerves • 
Leaf elliptic-lanceolate, acute beneath 
white 
Leaves narrow, lanceolate acuminate, 
densely hairy . 
Leaves as above, but sub-glabrous . . 
Leaves large, elliptic acute, 6 by 2 in.; 
petioles -4 in. long . ■ • 
Leaves lanceolate acuminate, 4 by *5 in. 
denticulate . • ■ • . * 
Leaves lanceolate acuminate, 1 to 3 in. 
long, viscid hairy .... 
Plant glabrous except nerves and stem. 
Leaves oblong, 6 to 7 in. long, base blunt, 
nerves beneath hairy . > * 
Leaves obovate oblong; nerves scurfy; 
stipules large . . • 
Leaves oblong, 3 in. long; stem and nerves 
rugose . • • ■ ' 
Leaves oblong acuminate, base narrowed, 
5 in. long . • ■ • 
Leaves oblong-elliptic, base narrowed, 2 to 
3*5 in. long . ■ • . * 
Leaves unequally bilobed at base, 2 to 3 in> 
Leaves^elliptic or oblong, base unequal 
cordate, 2-15 in. long . • 
Plant quite glabrous or sparsely scurfy on 
stem. 
Leaves 2 in. long, base blunt, oblique. 
Leaves 1 to 2-15 in. long, base blunt, cordate. 
Leaves narrowed to base, lanceolate, 
flowers numerous. 
Leaves 3 by 1*5 in., numerous, entire 
Leaves 4 by 1-75 in*, few, edge denticulate 
Leaves 3 by 1 in.; nerves quite invisible; 
flowers 1 to 3; stamens shorter . 
(8) A. urticifolium 
(9) A. viscidum 
(10) A. mquifolium 
(11) A. muscicola 
(12) A. albociliatum 
stipule. 
(13) A. unifolium 
(14) A. unifolioide 
(15) A. tenue 
(16) A. elatostemma 
(17) A. nervosum 
(18) A, Klossii 
(19) A. involucratum 
var. glabrescens 
(20) A. propinquum 
{21) A. lanceolatum 
(22) A. trichanthum 
(23) A. spinulosum 
(24) A. stipulaceum 
(25) A. rugosum 
(26) A. subcrassum 
(27) A. perakense 
(28) A. oblongum 
{29) A. bicolor 
(30) A. johorense 
(31) A. ophirense 
(32) A. denticulatum 
(33) A. debile 
