102 Materials for a Flora of the Malayan Peninsula. 



Panicle small .. .. .. .. .. 1. Th. hancanum. 



Panicle large, rays long, glumes pale . . 3. Th. hypolyiroidcs. 



1. Th. baxcanum, Kurz. Tijdschr. Nat. Yereen. Ned, Ind. 

 XXVII. 286. Bot. Zeit. XXIII. (18G5) 204. Journ. As. Soc. 

 Beng. XXXVIII. pt. II. 76. Ehizome rather stout. Leaves 18 

 inches long \-\ inch wide long acuminate pale, edges scabrous. Stem 

 2 feet tall triquetrous, smooth. Panicle 'Z-6 inches across, branches 

 stiff strongly scabrid. Bracts very long leaflike 6 inches to 12 long. 

 Spikes few or as many as 50, together in clusters of 2 or 3, on the 

 ends of the branchlets usually pale ^ inch long. Bracteole ovate 

 rounded smooth. Squamcllae 4, two outer ones keeled, keel ciliate. 

 Stamens 3. Ovary narrow cylindric. Style trifid. Nut narrowed 

 at base, above acuminately beaked, beak chestnut brown or black 

 shining, beak not distiet from nut with 3 longitudinal grooves. 

 Clarke EL Brit. Ind. VI. 680. Lcpironia hancana, Miq. Fl. Ind. Bat. 

 Suppl. 604. Ill, Fl. Arch. Ind. 63. Hypolytrum hancanum, Kurz. 

 .Tourn As. Soc. Beng. XXXVIII. pt. II. 74. Miq. 111. Fl. Arch. 

 Ind. 59. Mapania hancana, Benth. and Hook. Gen. PL II. 1055. 



Singapore (Wallieh 340 part and 3404 part), Chan Chu Kang 

 (Eidley 168), Chua Chu Kang (Eidley 1717), Changi (124) ; Johor: 

 Sempang Kiri, Batu Pahat (Kidley 10996) ; Malacca (Grithth 6273, 

 6357), Ayer Keroh (Eidley 10754); Pahang: Pekan (Eidley 1105, 

 1063); Perak (Wray 3107). Distrib. Bangka, Borneo, In wet 

 woods " Eumput Scnayan Batu." 



var. longispica, Clarke I.e. Spikes elongate cylindric | inch long. 

 Due apparently to the attacks of an Ustilago. 



Malacca (Griffith 6357), Bukit Bruang (Eidley 3534) ; Sing- 

 aj^ore: Kranji (Eidley). 



2. Tti. iiypolytroides, Clarke FL Brit. Ind. VI. 680. Stolons 

 long and stout. Leaves 3 feet long 1 inch wide linear long acuminate 

 edges scabrid. Stem taller, stout trigonous. Bracts very long leaf- 

 like. Panicle very large decompound, with stout spreading rays 6 

 inches long or more, branchlets scabrid. Spikes very numerous sub- 

 globose pallid solitary or in threes. Bracteoles rounded ovate pale 

 dotted red. Squamcllae 4, outer ones largest keeled ciliate on the 

 edge red dotted. Stamens 3. Style trifid. Ilypohjirum Pandano- 

 phylluni and Pandanophyllum hypohjlroidcs, T. Muell. Fragm. FL 

 Austr. IX. 16. Mapania hypo/yfroidcs, Benth. Fl. Austral. VII. 

 341. M. pandanophylhiiii, Schum and Ilollr. Fl. Kaiser Wilholms- 

 land 25. 



.lohor: Kuala Kahang (Kelsall H. B. S. No. 4093); Malacca: 

 MciliuiMU (IL Den-y 1027), Sungei Udang (Eidley 1648). Distrib. 

 New (iuinca and Queensland. Wet swauip iilaces in forests. Native 

 names " Umbai," " Eumput Pandan Biru.'' Used for mat making. 



