190 
c 
. Pedicel longer than calyx... iv > By. apteata. 
Pedicel shorter than calyx — ... e) 4. spuria. 
m E Baai AUN, Linn.; Hook. f. Fl. Brit. Ind. iv. 296. Near 
watow. Fl. white or lilac, April. 
V. gest ue Linn.; DC. Prodr. x. 467. Wongneichong and 
oint in cultivated ground, Hongkong ; ; Swatow 
abundant in vegetable grounds west of the city, fey 
Fl. blue or DS February. 
spicata, Linn.; DC. l. c. 466. Lofoushan. Fl. blue, 
August. 
spuria, Linn.; V. paniculata, Benth.; DC. l. c. 465. 
Grassy slopes, Ces in various localities, FI. blue, 
July —September 
B ce 
BOB 
mw 
19.—BUCHNERA. 
l. B. cruciata, Ham.; Benth. Fl. Hongk. 253. At Pokfulam 
inf Little Hongkong, Saye Telia Ms s ieri. 
and Haha ang, Hongkong New Ter ritory ; Lanfa 
Hoifung ; White Cloud hills, Canton; Pakhoi. FI 
Blois: poPple; Bescon ber. 
20.—STRIGA. 
Key to species. 
Calyx 10-ribbed ap a sh Mea, 
Calyx 15-ribbed n es «2. Masura. 
1, & reas Lour. ; S. hirsuta, Benth. Fl. Hongk. 254. Common 
n grassy pl aces, Hongkong ; Pakhoi. Fl. yellow, July. 
mi Mars. Benth. Fl. Hongk. 254. Near Deepwater Bay, 
INT rare, Hongkong ; ; Ksoubas without locality. 
bo 
21—CENTRANTHERA. 
Key to species. 
1. Strong erect herb ec 2 
Diffuse plant, under 6 inches high ni humifusa. 
2. Flowers yellow B. .. 2. Brunoniana. 
Flowers purple ... - ane e e. 3. hispida. 
1. C. humifusa, Wall. ; Hook. f. Fl. Brit. Ind. iv. 301. Hoifung ; 
White Cloud hills, Canton. Fl. yellow. October. 
2. C. Brunoniana, Wall. ; DC. Prodr. x. 525. Hongkong without 
locality ; Lofoushan. Fl. yellow, Augus 
3. C. hispida, R. Br.; DC. 1. c. 525. In i bag east of Wanchai 
Gap, Hongkong. Fl. purple, September. 
29. SOPUBIA. 
1, S. trifida, Ham.; Hook. f. Fl. Brit. Ind. iv. 302. North 
River, FL. yellow to etd November. 
