p 
bo 
vo 
2. 
322 
37.-ISCHAEMUM. 
Key to species. 
. Margins of outer glume of sessile 
spikelet broadly incurved below 
middle l. ciliare. 
abu rn of that glume narrowly inflexed 
ut 
rou. 
Tem glume closely transversely ridged 2. rugosum. 
Outer glume nearly flat, nodular at edge 3. aristatum. 
. I ciliare, Hetz.; Spodiopogon obliquivalvis, Nees ; Benth. Fl. 
ongk. 426. 
Mt. Victoria and Botanic Gardens, Hong- 
kong ; Kuntong, Castle Peak, Kowloon agai Lantao 
Island, Cape Syngmoon (Capsuimun), Hongkong New 
Territory ; ; hills near Canton; Lofoushan; Ookaisa ; 
Pakhoi. Fl. September. 
. I. rugosum, Salisb. : Hook. f. Fl. Brit. Ind. vii. 127. Whampoa; 
Pákhos ; Lienehow River. Fl. October 
I. aristatum, Linn.; I. barbatum, Retz. ; Benth. Fl. Hongk. 
425. Victoria Peak and Aberdeen New Road, Hongkong; 
Lantao Island, Kuntong and Taipo Road, Hongkong New 
Territory ; Cant ton ; Mac »20 ; Pakhoi ; North River. Fl. 
September. 
38.—HETEROPOGON. 
. H. contortus, Beauv.; H. Pers. ; Benth. l. c. 424. 
1 
Pokfulam Road, BRE "Little Hongkong and Mt. 
Victoria, Hongkong ; Kunton ng, Fotaumun, Hongkon 
New Territory ; Canton; Whampoa. Fl. September. 
39.--ANDROPOGON. 
Key to species. 
. Pedicel of spike enclosed in m 
ths 
leaf-shea 2. 
Pedicel of spike not enclosed in "spathi- 
form leaf-sheaths a. 
Pedicelled spikelet smaller than sessile 4. 
edicelled spikelet greater than sessile “1. fastigiatus. 
3. Rachis and pedicels of upper spikelets 
opaq 
4. Sessile pieles d 1 inch Jong 5. 
essile spikelets 4 1 inch lon 10. hirtiflorus. 
5. Inflorescence enveloped in broad d spathe- 
Rachis i pedicels of upper spike lets 
reimo not eied i in broad 
spathe-like sheath .. eso 3, brevizolium, 
with translucent channel . 6. 
9. 
like shea 2. fragilis, 
