pi 
tbo 
197 
. Anthers 2-celled 13. 
ae lehed flowers i in calyx-like 
volue 17. Hypoestes. 
Anthers mx oblique, Ic lower mucronate 
13. 
r spu 15. 
E cells equal, one much below 
" 14. 
14. Placentae elastic. Pi E .. 16. Peristrophe. 
Placentae not elastic ... 15. Dicliptera. 
15. Dissepiment separating from valves; j 
m 
oo 
bo 
5 
oo 
pæd 
: "see T lobed 
flowers in cylindric or 4-sided spikes 14. Rungia. 
Dieséplndnd aec aHachod to 
valves 13. Justicia. 
. Leaves in a anal rose it 
Leaves scattered, without a tidal fosok 11. Codonacanthus. 
1.—THUNBERGIA. 
Key to species. 
pæd 
5 dire. iflora. 
Leaves cordate or hastate, entire 
.F ati ee white fe oc as Fragrans 
Flowers yellow .. Vs 3. alata 
. T grandiflora, Roxb. ; Panth. EL lL Hongk. 260. Ina ravine at 
Chaiw kon 
an, Hongkong; Lantao Island, Kowloon catchwater, 
and Maónshan, ges New Territory. , Fl. blue, July. 
vifus Road, Hongkong. F L. pure white, June—Sep- 
em 
. T. alata, se DC. Prodr. xi. 58. Very common on Mts. 
Victoria, Kellet and Gough, Hongkong; Hoifung. Fl. 
yellow, or yellow with a purple throat, March—October. 
9.—EBERMAIERA 
. E. concinnula, Hance in Journ. Bot. 1868, 300. Mossy rocks 
Fl. 
near Saichushan ; by rivulets at Y it-hai, Han ea 
white, April. 
3.—HYGROPHILA. 
; Benth. Fl. Hongk. 261. Marshes, East 
Point in a swam np, Little gm. and Wanchai, Hong- 
atchwater, Hongkong 
New Territory ; Kwaisin and Hoifung ; common in shallow 
water on banks of Canton "os deme at Whampoa. 
Fl. light blue, aF hri 
4.—RUELLIA. 
Key to species. 
t 
E 
B 
S 
Flowers about inch long... e L pens. 
Flowers about 13 inches long .. ws 2, penusta, 
