108 
12.—MEMECYLON. 
Key to species. 
© Fruit 5 lines long ; dried leaves green — 1. ligustrifolium. 
Fruit 3 lines long; dried leaves blackish 2. nigrescens. 
‘1. M.ligustrifolium Champ.; Benth. Fl. Hongk. 117. Common 
in the Happy Valley woods, on Mt. Cameron and at 
Repulse Bay, Hongkong; Macao. FI. blue, April. 
2. M. nigrescens, Hook.; Walp. Rep. ii. 149. In the Happy 
Valley woods, Hongkong; Macao. FI. ——. 
LYTHRACEAE, 
Key to genera. 
. Ammannia. 
pi 
ll hee ux PEN iov wie i 
Shrub or tree ... por FON . à 
2. Inflorescence lateral... was .. 2. Woodfordia. 
Inflorescence terminal... ed 3 
3. Calyx 4-partite... MN 9. Kawus. 
Calyx 6-toothed 4. Lagerstroemia. 
1.—AMMANNIA. 
Key to species. 
1. Aquatic... se it l. myriophylloides. 
errestrial xe avs “He ET 2. 
2. Flowers solitary, axillary or in sessile 
ikes ER d = ev 3. 
Flowers in whorls, cymes or clusters... 5. 
3. Leaves round; flowers in terminal 
spikes ove "^ -» 2, rotundifolia. 
Flowers axillar 4 
4. Leaves elliptic, narrowed at the base 3. peploides. 
Leaves oblong, notnarrowed atthe base ^ 4. pentandra. 
5. Leaves auriculate » Gr e. 5. senegalensis, 
eaves narrow at base is. à 
In 
- baccifera. 
1. A. myriophylloides, Dunn in Journ. Bot. 1909, 199. In pools 
at Kwenping, Hoifung. Fl. rose-coloured, September. 
2. A. rotundifolia, Ham.; Benth. Fl. Hongk. 111. Common in 
Fl. pink, October. 
4. A. pentandra, Aozb.; Clarke l. c. 568. Canton; North River. 
Fl. pink, November. . ; és 
