182 Materials for a Flora of the Mai a;/ an Peninsula. 



linear oblong 4 times as long. Female spadix. Fruit pedicelled elliptic 

 ii inch long, scales rounded convex channelled as long as broad yellow 

 densely coated with red resin. Seed oblong pitted. Calamus Draco 

 Griff. Calc. Joura. Nat. Hist. V. 65. Palms Brit. Ind. 75, t. 201 A.B. 

 Mart. Hist. Nat. Palm III. 175. fig. 10, 3-8. 



Singapore : Selitar, Bukit Timah (Ridley) ; Malacca : (Griffith) ; 

 Selangor : Kwala Lumpor, (Ridley) ; Negri Sembilan : native collector 

 Kemaman (Vaughan-Stevens) ; Perak : (Wray 3658) ; Penang : (Grif- 

 fith). Native name " Rotan Jerevang." One of the most important 

 sources of Dragon's blood in the Peninsula. The fruits are dried, and 

 then shaken in a small hanging basket with cockle shells. The resin 

 thus beaten off falls through the meshes of the basket and is collected 

 on a cloth damped in hot water and squeezed into a block. 



B. NON-RESINIFEEAE. 



17. D. LEPTOPUS, Mart. Hist. Nat. Palm III. 206, 329. Stem 

 very stout I2 inch through, rattan i inch through, internodes short with 

 scattered groups of dagger-like spines flat and whitish solitary or in twos 

 and threes on an elevated base. Leaves large, petiole swollen at base 

 nearly one inch wide, back rounded, above flat or slightly depressed, 

 spines on the back stout ^ inch or less long fewer and smaller on the 

 edge ; rachis stout slightly flattened, hooks in groups of threes ; leaflets 

 linear acuminate 12 inches long 7 inch wide equidistant with few or no 

 bristles, or some on the nerves beneath, flagellum long, thorns 6 in a 

 clump. Inflorescence 18 inches long on a stout peduncle armed with long 

 slender straight thorns. Spathes large leathery, lowest boat-shaped 

 8 inches long, stiff 2 inches wide, with a few thorns on the lower part 

 of two low ridges, thorns long, straight slender and pale, 2nd spathe 9 

 inches long smooth narrower. Branches few crowded rusty, spikes 

 numerous short and thick. Spathels 4-angled brown, mouth scarious ; 

 spathellules funnel-shaped with a point. Calyx broad, lobes ovate acute 

 ribbed, deeply separate. Corolla more than twice as long lobes broad- 

 ly lanceolate subobtuse ribbed. Anthers linear base bifurcate. Female 

 flowers i inch long secund crowded. Calyx short deeply 3 lobed, ribbed. 

 Petals acute twice as long, stamincdes in a corona fleshy, with 6 points. 

 Fruit globose dark brown, scales convex channelled edges dark brown 

 seed. Walp. Ann. 111. 479. V. 818. Hook. fil. Fl. Brit. Ind. VI. 468. 

 Calamus leptopus Griff. Calc. Journ. Nat. Hist. V. 78. Palm. Brit. Ind. 

 87, t. 205 A.B. 



Singapore : Bukit Mandai (Ridley 1670, 3497). Kranji, etc. ; Johore : 

 Sungei Tehran (Ridley 11519); Malacca: (.Griffith) Sungei Hudang, 

 Bukit Kandong; Selangor: Langkat (Ridley) ; Perak: Goping, (King's 

 coll. 5919). Forests " Rotan Bakau :" " Rotan Muruseh." 



IS. D. HYSTRIX, Mart. Hist. Nat. Palm III. 205, t. 176, fig. 4. 

 Stem about 30 feet long \ inch through, rattan \ inch through. Leaves 

 7 feet long, petiole \ of the length of loaf, spines flat reddish about 



