230 LXX. RUBIACEE (HIERN). [ Anthospermum. 
3. A. asperuloides, Hook. f. in Journ. Linn. Soc. Lond. vi. 11; 
et vii. 197. A small tufted undershrub, 6 in. high. Branches flex- 
uose, intertwining, woody below, wiry and puberulous above. Leaves 
linear or linear-oval, pointed or usually mucronate, fascicolate, some- 
what narrowed to the very short dilated petiole, glabrescent in, 
»6 3 
long, margins revolute, slightly scabrid; stipules short, truncate, 
4-cuspidate, cusps subulate. Flowers tetramerous. Ovary hairy. 
Fruit at length glabrous. 
Upper Guinea. Fernando Po, at the top of Clarence Peak (10,000 feet eleva- 
tion), Manz! Cameroon Mountains, at elevation of 12,000 feet, Mann! 
70. DIODIA, Gronov. ; Benth. et Hook. f. Gen. PI. ii. p. 143. 
Calyx-tube obovoid or oval or oblong ; limb 4-6-partite or disepa- 
lous, persistent; segments coriaceous, sometimes with minute inter- 
vening teeth. Corolla funnel-shaped, membranous, usually tetramerous, 
white; throat glabrous or hairy; lobes short, valvate in ecativaniot 
Stamens usually 4, glabrous, inserted on the throat of the coro 7 
exserted ; filaments slender ; anthers linear-oblong, fixed at the ar 
near the middle, spreading. Disk inconspicuous. Ovary usually 
2-celled ; style exserted, slender, bidentate at the tip; stigma subcapitate ; 
ovules solitary, inserted at the middle of the septum, amphitropen®: 
Fruit usually dicoccous ; cocci plano-convex, crustaceous or Cor y 
smooth or furrowed on the back, both indehiscent. Seeds oblong ; 
embryo straight, cotyledons broad, radicle terete, inferior — Deol 
bent or climbing weedy herbs with elongated or rambling branches, 
often with abbreviated branches in the axils, sessile or subsessile OPE 
site leaves, short sheathing 3-6-setose stipules and axillary small sess!e 
or subsessile solitary or verticillate flowers. ; 
A genus of several species scattered over the tropics and warm regions of Americ® 
and the West Indies as-well as in Africa. 
Calyx-limb dimerous. 
Leaves linear . ee © . 
Leavesoval 2. 2... ww ee ee ee 2 De rubrics. 
Calyx-limb tetramerous. 
Leaves subsinear, Glabrous . tee ee ee ee 8 
Leaves oval or elliptical, spreading. Branches glabrous 
scabrous or pubescent. 
. D. arenosa ?. 
Flowers usually solitary go eek 4. D. mariivin’. 
Flowers usually several together, verticillate . . & Dz. brevis 
Calyx-limb usually hexamerous . . . .... , 6. D. vaginas. 
1. ®. Kirkii, Hiern. Branches subterete, glabrate below, bifar- 
ously puberulous above. Leaves narrowly linear, somewhat narrowe Ane 
both ends, sessile, glabrous, #1} in., margins revolute, lateral Lepr 
obsolete; stipules sheathing, puberulous, shortly 5—6-setose, pete 
unequal, puberulous. Flowers sessile, a few together, tetramer te 
Calyx-lobes 2 of a moderate size, persistent opposite, the others obs0 an 
represented by puberulous tufts. Stigma subcapitate. Fruit 4 
long, pubernlous above. 
Mozamb. Distr. Mouth of West Luabo, Kirk 
cata cmemeaannren 
