72 



Materials for a Flora of the Malayan Peninsula. 



Species 160. All warm regions. 



Base of stem thickened with membranous 



sheaths. Spikelets in a dense white head 1. il/. Drcgeana 



Bases of stems not oblong thickened. Spike- 

 lets green, with 1-3 (rarely 3) nuts. 



Bhizome short thick. 



Spikes cylindric on long rays 

 Spikes l.)road on short rays or sessile 

 Bhizomos slender 



Spikelets oblong reddish with 3-0 nuts. 



Umbel compound, coarse plant 

 Spikelets linear in glol)Ose heads dark 

 I'cd, nuts 4 to 14 



2. il/. Sieherianus. 



3. M. cyperimis. 



4. M. fcnuifolins. 



0. il/. albescens. 



G. il/. niicroscephalus. 



1. M. Dregeaxus, Kuntb. Enum. II. 120. Stems tufted not 

 stoloniferous, swollen at the base and there covered with reddish or 

 dotted sheaths 1-2 feet tall. Leaves usually shorter hardly -J inch 

 wide. Bracts long genei'ally deflexed. Umbel reduced to a head 

 compact I inch long ovoid very dense, white. Sjnkelets ovoid -^ inch 

 long or less. Glumes ovate not keel-ed or mucronate 2-6, with many 

 ribs. Xut oblong or obovoid black narrowed at base, shortly beaked 

 punctate -l-f as long as tbe glume trigonous with rounded angles. 

 Clarke Fl. Brit. Ind. VI. 620. M. irroratus, Nees. Hook. Kew Journ. 

 VI. 28. il/. l-i/Ilingiaeformis, Boeck. Flora XLII. 443, 496. Cyperus 

 duhius, Rottb. Neu. Schr. Gesells. Freunde. Berl. IV. 193. Eoxb. 

 Fl. Ind. I. 189. Xees. Wight. Contrib. 8o. Boeck. Linnaea. 

 XXXVI. 336 (part). Clarke Journ. Linn. Soc. XX. 285, XXI. 

 197 (not of Bottb.). C. kyllingiaeoidcs, Vahl. Enum. II. 312. 



C. crHentuH, Boeck. I.e. 338 (not Boxb.). 



Sp. PI. 32. ^choenus coloratus, var. B. 

 Sell, niveus, Linn. Syst. Vcget. (ed. XIII) 



Ivunth. Enum. II. 94. 

 Scirpus glomeraius, L. 

 Linn. Sp. Bl. Ed. II. 64. 

 81. 



Singapore from Calang to Changi (Bidley 1T46) ; Johor: Batu 

 Pahat (Ridley 10222); Malacca (Grifhth 61^2), (Cuming 2312); 

 Palau Besar (Bidloy) ; Bindings: Lumut (Bidley); Pahang: Sungei 

 Meyang (Bidley); Bumpin Biver; Kelautan: Kamposa (Bidley); 

 Africa, India, Borneo. Common in seashore sand. 



2. M. SiEBERiAKUS, N'ees. Linnaea. IX. 286. Bhizome short. 

 Stems often stout at base and i-eddish 18-30 inches tall, bluntly 

 triangular and often -| inch through. Leaves shorter ratlier flaccid 

 dark green j-g inch wide. Bracts 5-10, long and broad, longer than 

 tbe iiiubel. Umbel 5-10 rays, 1-4 inches long erect. Spikes cylin- 

 dric -^ to \\ iiK li hmg spikohMs crowded spreading green, -J inch long. 



