Materials for a Flora of the Malayan Peninsula. 153 



scurfy, leaflets 5 or 6 pairs alternate trapezoid base narrowed apex 

 acuminate margins more or less toothed, 6 inches long 3 inches wide. 

 Spathe 6 inches long acuminate. Inflorescence peduncle 6 to 8 inches 

 long red tomentose, branches thick 9 to 11 sometimes branched again, 

 6 inches long covered with red wool. Flowers scattered distichous 

 foveolae covered with red hair. Male flowers glabrous, sepals ovate 

 rounded. Petals lanceolate ribbed one-third longer. Females sepals 

 similar. Petals shorter blunter. Drupe cylindric curved slightly nar- 

 rowed towards the tip, black o inch long. Seed cylindric acute curved 

 rugose f inch long, albumen equable. 



Perak : Larut Hills common from about 2000 feet upwards (Fox, 

 Eidley 10684, 11405). Bujong Malacca (Curtis 3164). 



This has the habit of /. polymorpha, but the stouter inflorescence 

 on a longer peduncle and covered with red wool, the larger floweis, and 

 curved cylindric fruit and seed make it very distinct. 



7. I. BICOKNIS, Becc. Males. III. 188. Stem 5 to 8 feet tall about 

 i inch through. Leaves a foot long pinnatisect 4-6 inches wide, leaflets 

 2 to 4 pairs, terminal one deeply bifid, laterals sigmoidly trapezoid apex 

 acuminate petiole 3 to 4 inches long glabrous. Inflorescence very 

 shortly peduncled, branches 5 to 8 filiform slender deflexed, 4 to 8 in- 

 ches long, peduncle f to li inch long. Flowers minute. Spathe 

 deciduous. Fruit oblong narrowed at the base and bilobed, with 

 rounded lobes i inch long. Hook. fil. I.e. 417. 



Perak : (Scortechini 1188), Larut Hills 3500 to 4000 feet alt. 

 (Kunstler 6375). Endemic. 



2. Caryotidae. 



9. ARENGA, Labill. 



Large palms unarmed, with a stout tall or short single stem or 

 several together. Leaves enormous pinnate, petiole stout, sheath brok- 

 en up into wiry black fibres, leaflets very numerous linear auricled at 

 the base, apices truncate notched. Inflorescence very large with numer- 

 ous short spathes coveringSthe base of the peduncle persistent, branches 

 very numerous long pendant, unisexual, very rarely bisexual. Male 

 flowers large symmetric. Sepals orbicular, petals much longer oblong 

 valvate. Stamens very numerous filaments short. Anthers linear 

 erect apiculate. Female flower subglobose oblong or flattened at the 

 top, sepals suborbicular, petals triangular ovate. Staminodes many or 

 not. Ovary 3 celled. Stigmas short triangular. Ovules 3. Fruit ob- 

 long, or subglobose 2-3 seeded. Seed plano-convex large, albumen 

 equable, embryo dorsal. 



Species about 10. India, Malaya, Formosa, Australia. 



Note. — The inflorescences are produced when the tree is adult 

 from the top downwards, the stems dying as the last are produced, 



