1920] Ridley : New & Rare Malayan Plants. 139 



into two woody fusiform carpels, which dehisce on the inner 

 face. Seeds very numerous, small irregularly angled, 

 reticulate, brown. 



On hills in forest at Kuala Lebir above the river, 

 Kelantan, in flower and fruit Feb. 1917. 



27. Xanthophytum capitatum, sp, nov. 



Stem about 12 in. slender, woody, hairy. Leaves 

 alternate (the second being suppressed) thin ovate elhptic 

 acuminate acute ; nerves about 18 pairs slender ascending, 

 above sprinkled with long hairs, beneath more densely so 

 especially on the nerves, 6*5 in. long, 3-25 in. wide, petiole 

 slender • 5 in. long. Stipules oblong cuspidate • 25 in. long. 

 Inflorescence a dense head • 3 in. through on a peduncle • 2 

 in. long all red-hairy. Bracts obcuneate toothed, bracteoles 

 similar but smaller. Flowers pedicelled, small white. 

 Pedicel slender, hairy as long as the calyx. Calyx tube 

 globose, hairy, sepals triangular acuminate haii'y. Ovary 

 with a circular white disc. Fruit very small, didymous of 

 2 easily separate semi-globose carpels. Pericarp crusta- 

 ceous. Seeds very many, minute angled. 



Kelantan on the banks of the Pehi River opposite 

 Chaning Estate Feb. 1917. 



This genus lias not been found in the Peninsula before. 

 The species is remarkable for its having apparently alternate 

 leaves, the second one of each pair being reduced to a small 

 stipule-like organ, bearing an inflorescence in its axil, while 

 another is produced in the axil of the developed leaf. The 

 condensed head-like inflorescence is also unusual. 



28. Argostemma stipulacea, sp. nov. 



Whole plant 9 in. to 12 in. ascending stem scurfy. 

 Leaves membranous oblong oho vale narrowed lo the 

 rounded iniequal base, tip round above, glabrous, dark 

 green with grey centre beneath nerves 15 pairs and nervules 

 scurfy, 5 in. long 2 in. wide ; petiole -25- -3 in. long, small 

 leaf, linear oblong -5 in. long, • 12 in. wide. Stipules oblong 

 with round tip -5 m. long -2 in. wide. Peduncle 1 in. long 

 with an umbel of three branches • 5 in. long ; pedicels 

 slender -1 in. long. Calyx small obconic. Corolla in bud 

 lanceolate, -5 in. across when open, lobes narrow lanceolate 

 acute. 



Kelantan : Kuala Lebir. 



Allied to A. rugosum, Ridl., but with shorter petioles 

 blunt base to leaf and much smaller narrow-petalled flowers. 



29. Argostemma hirsutum, sp. nov. 



Prostrate creeping herb, hairy all over. Leaves unequal 

 large, large one ovate acute, base round nerves 10 pairs, fine, 

 2 in. long, 1 in. wide ; petiole • 1 in. small leaf ovate • 18 in. 

 long, acute. Stipules similar. Flowers 1-2 on a very hairy 

 terminal peduncle 1-2 in. long. Bracts whorled, lanceolate 

 ovate, very hau-y pedicels • 25 in. long. Calyx campanulate, 

 lobes lanceolate, acute. Corolla • 25 in. across lobes lanceo- 

 late acute, hairy. 



