THE FLORA OF SINGAPORE, 121 
ACANTHACEA. 
Thunhergia alata Bojer., climber with yellow or orange flowers 
with or without black eye, and 7. fragrans Roxb. with 
white flowers, are common in hedges, being escapes from 
cultivation. 
Ehermaiera Grifithiana Anders, Dense jungle, Bukit Timah. 
’ 
I. setigera Nees. Dense jungle, Bukit Timah, Chan Chu Kang, 
Chua Chu Kane, Jurong. 
Hygrophila saheifotia Nees.  ‘Chukal.” Herb about 2 feet, 
flowers lilac, ditches, common. Garden lake, Tanglin 
. 5 ’ ‘< ’ SD 5 
Bukit Timah road, Changi. 
HH, quadrivalvis Nees. Changi, Bukit Mandai. 
Ruellia repens L. rect or creeping in grass, flowers pale lilac 
with darker marks in the throat. Very common, Tanelin 
Changi, Bajau, Selitar, ete. 
Acanthus ebracteatus Vahl. “ Jeruju.” A holly-leaved plant 
with white or blue flowers. Common in tidal mud. 
Kandang Kerbau, Tanjong Pagar, Alexandra Road, 
Changi, ete. 
A. volubilis Wall. Twining, leaves not prickly flowers white. 
Not common, Bajau, Kranji, Chan Chu Kane. 
Asystasia intrusa Bl. Straggling plant 3 feet tall or less, 
flowers pale violet. ledges and thickets. Fort Can- 
ning, Government Hill, Tanglin, Chua Chu Kang. 
Eranthenmum album Nees. Flowers white, Jungles, local, Changi, 
Chan Chu Kang, Ponggol, Selitar, Choa Chu Kang. 
(2, Andersoni Masters, described from a plant obtained in Singa- 
pore by IT. Anderson, is only cultivated here.) 
Justicia andrographioides Clarke, A straggling herb, with pale 
yellow flowers, leaves veined with white when young. 
Damp woods, Bukit Mandai, Chan Chu Kang. 
16 
