357 
EQUISETACEAE. 
1.—EQUISETUM. 
l: E. get Roxb.; Bak. Fern Allies, 5. South of Victoria Gap, 
west of Mt. Kellet, above Pokfulam reservoirs, and 
near Vitoria fort, Hon gkong; Taimoshan, aide 
New Territory ; ace River ; Lofoushan 
LYCOPODIACEAE. 
Key to genera. 
de j s ec orbieular, l-celled, 
m 
*. 
valv Lycopodium. 
Lealles ; sporangia turbinate, 3 /-0elled; 
-valved 
bo 
. Psilotum. 
1.—LYCOPODIUM. 
Key to species. 
1. Sporangia not in distinct terminal spikes 2. 
Sporangia i = distinct terminal spikes... 4. 
2 pies unaltered ; ees ina xils of 
lea 3. 
Leave gradually passing into bracts ; ; 
ike indistinct 3. Fordi. 
3. Leaves serrated ; sporangia all down 
e stem 2. serratum. 
Leaves not serrated ; sporangia at the 
l. Hamiltonii. 
4. Leaves multifarious 5. 
Leaves dimorphous, distichous - 8. carolinianum. 
5. Spikes dichotomously forked; leaves 
4 to ? inch long 4. Phlegmaria. 
Spikes not dichotomously forked; leaves 
under 4 inch lo zs esi 6. 
6. Spikes panicled, 1 to 3 inches ‘long ; 
Spikes not panicled, } to 2 inch — 5. cernuum. 
7. Leaves conspicuously decurrent : . casuarinoides. 
Leaves not decurrent ... .. T. elavatum. 
1. L. Hamiltonii, Spreng.; Bak. Fem Jia; 10. Lofoushan. 
2. L. serratum, Thunb. ; Bak. l e. 12. Taim adi pngkong 
New Territory ; ; ‘Kwaisin, Forking; Lofous 
3. L. Fordii, Bak. 1. c. 17. _ Lantao Island, Hoosier New 
Territory ; Hoifung ; mun 
4. L. Phlegmaria, Linn.; Bak. l. c. 22. Tingushan on trees ; 
Lanfa Mt. on tree vede Hoian 
5. L. cernuum, Linn. ; Bak. a Vér ry common on the 
in Hongkong a eas New Territory ; hills near 
Chaochaufu. 
6. L. easuarinoides, Spring; Bak. l. c. 24. Taimoshan and 
Lantao Island at 2700 ft, Hongkong New Territory ; 
stream near Chaochaufu ; Hoifung ; ; Lofoushan. 
21515 2A2 
