oo 
e 
295 
10, Nut 1 the length of the glume l. compressus. 
Nut nearly equal to the glume 7. Iria. 
11. Rachis of spikes pilose sss .. 8. pilosus. 
Rachis of spikes glabro 12. 
12. Glumes forced apart by incurving of 
edges 9 Ys» eie 9. malaccensis. 
Glumes adpres ssed a T M 3. 
13. Spikelets 10-20-flowered sit .. 10. distans. 
Spikelets 20—40-flowered des is 14. 
14. Nut narrowly ellipsoid... ot 2. ll. eleusinoides. 
Nut obovoid vii .. 12. procerus 
15. Plants not stoloniferous via 
Plants stoloniferou 5 ie it 
16. Glumes in fruit re mols nk ex 7À8. Zollinger. 
Glumes closely imbricate B. IT: 
17. Spikelets densely crowded — ... .. 14. radiatus. 
Spikelets not crowded .. dive .. 16. exaltatus. 
18. Leaves reduced or wanting sva ves; 10. Hg Min 
Leaves long and slender RUE 
19. Plant with woody ovoid tubers w ase ak 
Plant without tubers ... .. 18. stolonifer. 
1. C. compressus, Linn. ; C. B. Clarke in Hook. f. Fl. Brit. Ind. 
vi. 605. Whampoa; common weed of cultivated ground, 
Canton; Macao. Fl. August. 
2. C. uncinatus, Poir.; C. cuspidatus, H. B. K. ; C. B. Clarkel. c. 
598. Hongkong without locality ; Taimoshan, dg d 
REN. Territory; Whampoa; Canton; Macao Fl. 
eptember. 
3. C. radians, Nees; Benth. Fl. Hongk. 386. Hongkong without 
id ; Cape Syngmun decern Hongkong New 
Territory; Macao; Pakhoi. Fl. September. 
4, C. diffusus, Vahl; C. B. Clarke l. c. 603. y cese ena without 
locality ; Whampoa. Fl. July to August. 
5. C. difformis, Zinn.; Benth. l. e. 385. Hongkong without 
locality ; near Kowloon City, Mie ade: New Territory ; 
Swatow ; a common weed we he borders of paddy fields, 
Canton. Fl. April—Septemb 
6. C. Haspan, Linn. ; Benth. 1. c. 386. "Mt. Gough and in marshes 
in the Happy Valley, Hongkong ; Taimoshan, Hongkong 
New Territory; Canton; Macao; Pakhoi. Fl. March. 
7. C. Iria, Linn.; Benth. L. €. 386 is "wet situations at East 
New Territory ; on the borders. rot paddy fields, Canton ; 
cao ; Lienchow River. . Fl. September. 
a 
. C. pilosus, Vahl; Benth. l «c. 387. Hongkong without 
locality ; Castle Peak, Taimoshan and near Lowu, Hong- 
kong New Territory; Whampoa; Canton; Macao; 
Lienchow River; Lofoushan. Fl. September. 
. C. malaccensis, Lam.; C. B. Clarke l. c. 608. Castle Peak 
and Kowloon City, Hongkong New Territory ; Whampoa ; 
Macao. Fl. September. 
C. distans, Lin». f.; Benth. l c. 387. Mt. Gough, Hong- 
kong ; Macao; Lofoushan, Fl, August. 
