248 
2. A. hypargyraea, Hance ; Benth. Fl. Hongk. 325. Mt. Gough 
and Mt. Kellett, Hongkong ; Kowloon; Lantao Island, 
Hongkong New Territory ; Canton. Fl. June 
16.—URTICA. 
l. U. cordatifolia, Steud. ; -— Ann. iii. 411. Hongkong 
without locality. pus 
17.—FLEURYA. 
LF, en Gaud.; DC. Prodr. xvi. t. 74. At the foot of 
Mt. Gough, and in damp waste places near the Botanic 
Gardens, Hongkong. Fl. September. 
18.—PILEA. 
Key to species. 
l. Leaves entire ... its ae wees 2. 
Leaves crenate or serrat 8. 
2. Nerves obscure, leaves orbicula, fleshy l. crassifolia. 
Leaves penninerved ... scos 
3. Leaves peltate ex PE -. ^ 9. peltata. 
Leaves not peltate ji iov uel (04 4. 
4. Leaves small, crenate ... uS .. 4. peploides. 
Leaves large, serrate ... hi 5. Wightii. 
HE peer Hone in Journ. Bot. 1882, 294. Lienchow 
Riv Fl. December—March. 
E museoa, Lindl. ; P. microphylla, Liebm.; DC. Prodr. xvi. 
. 105 common weed on old walls, Hongkong ; Macao. 
Fi. Sum 
3. P. peltata, He DC. 1c. 131. aei Rocks, West 
River; Lienchow River. Fl. December 
4. P. pelploides, Hook. et Arn. ; DC. l. c. 109. A common weed 
in gardens, Hongkong. Fl. Ma ay. 
o. P. Wightii, Wedd. in DC. l. e. 125. Lantao Island, Hong- 
kong New Territory. Fl. September. 
19.—LECANTHUS. 
l. L. Wightii, Wedd. ; Hook. f. Fl. Brit. Ind. v. 559.  Lofoushan. 
Fl. August. 
20.—PELLIONIA. 
Key to species. 
1. Leaves obtuse in outline eia e. 1. brevifolia. 
Leaves acute in outline dis e 
2. Stem creeping ; leaves acute ... .. 2. radicans. 
rect ; leaves acuminate X 
3. Male cymes with peducles 2-3 inches ; 
long 3. Griffithiana. 
Mali oy diós with peduncles 4 inch long 4. scabra. 
