pd 
bo 
324 
41.—CHRYSOPOGON. 
Key to species. 
Callus very long acicular v Te gemietarus, 
Callus not very long nor acicular — ... 9. sinensis. 
. C. aciculatus, Trin.; Benth. Fl. Hongk. 424. Common in 
Hongk 
ong; at Fanling and elsewhere, mee New 
Territory ; Macao; Pakhoi; Lofoushan. 
un 
. C. sinensis, Rendle in Hemsl. Hodie Pl. China, iii. 368. Pakhoi, 
Fl. July. 
49.—SORGHUM. . 
Key to species. 
l. Joints, pedicelsand callus shortly villous 
with purple or rufous hairs l. fulvum. 
Joints, pedicels and callus shortly villous 
but not with purple or rufous hairs 2. 
2. Rachis of spike tenacious i 4 2, vulgare. 
Rachis of spike fragile ix e. 3. halepense. 
1. 
2. 
3. 
E 
2. 
L 
I 
S. fulvum, Beauv. ; Soo tropicus, Spreng. ; Benth. FI. 
Hongk. 423. "Near filter beds ^ wloon, Hongkong New 
Territory ; Canton. Fl. August. 
S. vulgare, Pers. ; depan Sah Hack. ; Stapf in 
Hook. f. Fl. Brit. Ind. 184. d ground near 
Canton ; Lee Kin “FL. Augus 
S. halepense, Pers. ; oi op apes c eu Brot. ; Hook. f. 
Ln 182, Mt. Goug ikonik Lienchow River ; 
North River, Fl. Aro 
43.—THEMEDA. 
Key to species. 
Involuerant spikelets inserted ona level — 1. triandra. 
Involucrant spikelets in superposed pairs — 2. gigantea, 
T. triandra, Forsk. ; AL spider imberbis, Retz. ; Hook. f. Fl. 
Brit. Ind. vii. Lienchow River. Fl. Au ugust. 
T. gigantea, Hoch. - Ai gigantea, Cav. ; Hook. f. l. c. 
216. Castle Peak, Hongkong New yell ; common 
on the hills near Canton. - “Fi. May to Octobe 
44.—PSEUDANTHISTIRIA. 
P. heteroclita, Hook. f. l. c. 219. Hongkong. Fl. November. 
45.—GERMAINIA. 
G. capitata, Bul. et Poitr.; Hack. in DC. Monogr. Phan. vi. 686, 
White Cloud hiils, Canton. Fl. September, 
