128 
LXXIV. RUBIACEjE. 
[Psy choir ia. 
Seeds with 4 ridges. 
Cymes compact in heads. 
Leaves 3 to 4 in. long, 1*75 to 2-25 in. wide; 
branches glabrous 
Leaves about 2 in. long, 1*5 in. or less wide; 
branchlets pubescent 
Cymes wide, panicled, corymbose. 
Cymes corymbose ..... 
Cymes umbellate ..... 
Cymes very lax; few-branched, very 
slender ..... 
Leaves fleshy coriaceous, 1*5 to 2 in. wide; 
cymes 4- to 5-umbelled . 
Seeds with more than 4 ridges. 
Leaves 5 in. long; cymes 3-branched; cymules 
dense, terminal .... 
Leaves 1*5 to 4 in. long .... 
Panicle very lax; branches slender 
(&) Erect shrubs or trees. 
Flowers 4-merous. 
Leaves oblong-lanceolate; seed not ribbed . 
Leaves elliptic-oblong; seed not ribbed; 
flowers very small few 
Leaves narrow lanceolate; seed ribbed 
Flowers 5-merous. 
Densely red-hairy plants, at least in inflores¬ 
cence. 
Seed i-ridged; flowers in dense axillary heads 
Seed 4-ridged. 
Cymes spreading, sessile; flowers in 
small terminal heads 
Cymes spreading peduncled; flowers in 
small heads ..... 
Seeds 5-ridged, inner face plain. 
Leaves hairy beneath : 
Leaves large, glabrous .... 
Leaves pubescent beneath; rigid, cori¬ 
aceous ..... 
Leaves membranous, red hairy beneath . 
Seed 5-ridged, inner face 2-grooved . 
Glabrous or nearly glabrous shrubs. 
Seed with one very faint ridge; leaves 
membranous .... 
Seed with 1 prominent ridge; leaves sub- 
coriaceous, drying greenish grey. 
Fruit large, black; leaves glabrous 
Fruit large, black; leaves hairy 
Fruit small, globose; leaves glabrous 
Seed i-ridged; leaves coriaceous, drying red. 
Inflorescence glabrous; stipules broad 
triangular acute .... 
Inflorescence tomentose; stipules setace¬ 
ous ...... 
Seeds 4-ridged. 
Big bush; flowers -5 in. long; leaves 
elliptic lanceolate .... 
Shrub; flowers small; leaves elliptic ovate 
( 8 ) P. morindeeflora 
(9) P. Maingayi 
(ro) P. sarmentosa 
(n) P. Kunstleri 
{12) P. polytricha 
(13) P. penangensis 
(14) P. Ridleyi 
(15) P. brachybotrys 
(16) P. iaxiflora 
{17) P. calocarpa 
(18) P. rostrata 
(19) P. lanceolaria 
(20) P. Helferiana 
(21) P. rhinocerotis 
(22) P. multicapitata 
(23) P. Birchiana 
(24) P. fulva 
(25) P. coriaeea 
(26) P. vulpina 
(27) P. fulvoidea 
(28) P. montana 
(29) P. Griffiths 
(30) P. rudis 
(31) P. siamensis 
(32) P. angulata 
{33) P. setistipula 
(34) P. malayana 
(35) P. cuspidella 
