M4 Materials for a Flora of the Malayan Peninsula. 



Panicle short dense ... ... ... ... 1. P. thyrsiflora. 



Panicle short lax few flowered .. . ... ••• 2. P. sumatrana. 



Panicle lax spreading many flowered ... ••• 3. P. sorzogonensis. 



1. P. THYRSIFLORA, Endl. Gen. 1029. Stem stout I inch through 

 creeping below ascending for about 2 feet. Leaves oblanceolate acumi- 

 nate narrowed into a broad petiole, glabrous 10-15 inches long, 3-4 

 inches wide, petiole 2 inches long. Panicle dense sessile or nearly so 

 ovoid 1-3 inches long puberulous. Bracts ovate. Stamens 6 perfect. 

 Fruit elliptic deep steel-blue i inch long. Seeds numerous compressed 

 triangular or subquadrate, black punctate. 



Hassk. in PI. Jungh. 150, and Comm. Ind. 57. Clarke, Comm. 

 and Cyrt. Bengal, t. 33. Monogr. 124. Hook. fil. Fl. Brit. Ind. VI. 

 3G7. P. glaucescens Teysm. and Binn. Nat. Tijdr. Ned. Ind. XXIV. 

 305. Tradescantia thyrsiflora Bl. Enum. I. 6. Lamjirocarpus thyrsi- 

 floms Bl. in Schultes f. Syst. VII. Add. 1726. 



Selangor : Ginting Bidai (Ridley 7652) ; Kwala Lumpur: (Curtis) ; 

 Pahang : Tahan River (Ridley) ; Perak : Waterloo (Ridley). Distrib. 

 Andaman Isles, Java, Celebes, Philippines. Not rare in hill districts 

 especially on the main chain. 



2. P. SUMATRANA, Hassk. Commel. Ind. 56. Stem creeping and 

 rooting ascending rather slender about a foot long. Leaves elliptic 

 acuminate with a long point thin scabrid above thickly pubescent 

 beneath 5 inches long l{ inch wide, midrib and petiole (half an inch long) 

 covered with red hairs. Panicle short about an inch long pubescent 

 blanches short. Sepals oblong hairy. Fruit elliptic enclosed in the 

 persistent sepals, nearly i inch long. 



Perak, Hermitage Hill (Ridley). Rare. Distribution. Malay 

 Islands. 



A very little known plant, of which I have seen no other speci- 

 mens but I believe from the description this is rightly identified. 



3. P. SORZOGONENSIS Endl. Gen. 1029. Stem tall erect rather 

 slender. Leaves lanceolate acuminate base narrowed into a petiole or 

 sessile 6 to 8 inches long 2^ inches wide glabrous or puberulous 

 beneath, sheaths pubescent. Panicle pubescent on a peduncle 2 to 4 

 indies long. Branches an inch long. Flowers white. Sepals elliptic 

 concave i inch long. Petals orbicular. Stamens 3, filaments short fili- 

 form, anthers oblong curved. Ovary elliptic. Style filiform. Capsule 

 subglobose i inch long blue. Seeds trapezoid. Miq. Fl. Ind. Bat. iii 

 i.'il. Clarke Monogr. 126. Hook. fil. Fl. Brit. Ind. VI. 367. Aclisia 

 sor.zoqonensis E. Meyer, Presl. Rel. Haenk.i. 138, t. 25. Hassk. Comm. 

 Ind. 48. 



Singapore: Pulau Ubin (Ridley 4759); Malacca; Selandor 

 (H.B.S.) : Selangor: 15th mile Pahang Track (Ridely 8459), Ginting 



