60 



PSILOBIUM Onlj spedes, ~. .....'.... ....P. eapillare. 



MORINDA. 



Corolh-limb 5-rarely 6-lobed. Stamens as many. Erect shrubs or trees. 

 Stamens exserted. 



All parts glabrous; flower-beads on short leaf-opposed peduncles, M. exsertdl 



Stamens included in the tube. 



X All parts more or less tomentose or pubescent. 



All parts shortly and scabrously pubescent ; corolla glabrous, M, leiantha. 



All parts, also the corolla, softly and shortly tomentose, M. tomenlosa. 



X X All parts, also the corolla, glabrous. 



t Flutcer-heads longer or shorter peduncled, solitary and leaf-opposed. 



Stipules rounded or blunt ; corolla-throat hairy ; berries connate, whitish, M. eitrifolia. 



Stipules acute or acuminate ; corolla-throat smooth ; berries purplish-black, only few 

 developed on the thick torus, Jil. aiiguslifolia. 



1 1 Floirer-heads sessile or nearly so, leaf-opposed. 

 Low shrub, quite glabrous or minutely scabrous, M. persicaefolia: 



t t t Flower-heads in a peduncled terminal cyme. 

 Corolla-tube only I inch-long, lobes as long, M. Wallichii. 



f 







Corolla-limb i-parted. Statnens 4. Scandent shrubs. 



Calyx truncate. 



Flower-heads peduncled, in terminal umbels ; peduncles sparingly pubescent, other parts 



glabrous, .., > ^,..,..........,.M. umbellata. 



Calyx 4-toothed. All parts glabrous. 

 Calyx Bulcate ; flower-heads by 3 in a peduncled terminal brachiate cyme, M. speetosa. 



SARGQCEPHALUS- 



Capsules connate, 2-celled throughout their length. 



All parts glabrous ; young branchlets pruinous ;-leave8 more or less acuminate,... S. Cadajnbat 



* Capsules not connate, spuriously A-celled the 2 lower cells fertile with numerous 



winged seeds, the 2 spurious superposed cells sterile. 



Toung shoot glabrous or pubescent ; leaves more or less blunt, S. cordalus. 



RAUCLEA. 



Ilower-heads small, panicled. 



All parts glabrous ; leaves petioled N. polyccphala. 



** Flotcer-heads solitary or by 3, terminal. 

 X All parts glabrous, at least the leaves. 



lieaves on a 1 1 inch long petiole, acuminate ; flower-heads often by threes, N. exeelsa, 



Leaves almost sessile, blunt ; flower-heads solitary, iV. sessilifolia. 



X X All parts more or less pubescent. 

 Leaves cordate, petioled ; flower-heads by 1-3, axillary, iV. cordifoUa. 



STEPHEGYNE. * ' . ,\ 



Petioles very slender and thin ; leaves thin membranous, acute at base. 



Bracteoles only half so long as the calyx ; corolla-lobes about \ the length of the corolla-tube 

 flower-heads more constantly solitary between 2 flonil leaves N. parvifolin. 



Bracteoles as long as the calyx ; corolla-lobes about \ the length of the tube ; floral leaves 

 very deciduous and the flower-heads in dichotomous divaricate panicles, ...S. diversifolia. 

 Petioles very thick and pubescent ; leaves large, cordate at base. 



Flower-heads dichotomously panicled ; leaves rugate above ; corolla-lobes as long as the 



short tube, iS. roiundifolia. 



BEPHAIAHTHUS.-Only species, C. nauclcoides. 



HYMENODICIYOH.-Only species, H. thyrsiflorum. 



WENDLANDIA. . 



* Flmcers 6merous sessile or shortly pedicelled, in short spickelets, racemes or clusters, 

 forming a thyrsoid panicle. 



. . X Calyx-teeth short, triangular-acuit. .... . . 



