1 34 DipterocarpacecB. {Stemotiopoms, 



Bailey. C.P. 3474). Apparently extends into the dry region. Fl. Novem- 

 ber ; dull yellow. 

 Endemic. 



There seem to be two forms of this, distinguishable by their leaves ; 

 a, as above described, and b with more numerous lat. veins, 14-16, which 

 are more horizontal and less strongly marked. 



4. S. lanceolatus, Thw. in Kew Journ. Bot. vi. 68 (1854). 

 Thw. Enum. 38. Valeria lanceolata, Thw. Enum. 403. C. P. 2658. 

 Fl. B. Ind. i. 315. 



A small tree, young parts puberulous ; 1. 5-8 in., lanceolate, 

 acute at base, attenuate-caudate, obtuse, glabrous, stiff, lat. 

 veins 9-1 1, arched, very prominent beneath, petiole i-| in., 

 thickened at top; fl. few, \ in. diam., shortly stalked, solitary 

 or 2 together, axillary or supra-axillary ; sep. lanceolate- 

 linear ; pet. half as long again as sep.; anth. pubescent; fr. 

 globose, I in., rough, sep. nearly \ in. 



Moist low country ; very rare. Karawita ; near Ratnapura ; Deman- 

 handiya, Kuruwita Korale. Fl. March ; yellowish-white. 

 Endemic. 



5. S. affinis, TJnu. in Kew Journ. Bot. vi. 68 (1854). [Plate XV._] 

 Thw. Enum. 38. Vateria affinis, Thw. Enum. 403. Vatica Thwaitesii, 



A. DC. I.e. 621. C. P. 2430. 

 Fl. B. Ind. i. 314. 



A small or moderate-sized tree, young parts glabrous, 

 glutinous ; 1. deflexed, 2|-4| in., ovate-oval or ovate-lanceolate, 

 rounded at base, more or less acuminate, obtuse, glabrous 

 above, scabrous beneath, stiff, somewhat bullate, lat. veins 10, 

 curved, prominent beneath, petiole I-I4 in., thickened at top ; 

 fl. \ in., on short, thick ped., solitary or 2 together, axillary ; 

 sep. oblong-lanceolate, acute ; pet. not fully expanding, twice 

 as long as sep., orbicular ; tubular pore of anth. long ; fr. 

 nearly globular, over i in., with 3 grooves, rough, sop. % in. ; 

 embryo bright pink. 



Lower montane zone ; rare. Only in the N.E. mountain-mass. 

 Hunasgiriya ; Knuckles ; Rangala, at about 4000 ft., abundant. Fl. 

 Aug.-Nov. ; yellowish-white. 



Endemic. 



The fruit dehisces along the grooves to allow of germination but not 

 before. 



6. S. rig-idus, Thw. in Kew Journ. Bot. vi. 69 (1854). 



Thw. Enum. 38. Vateria rii^ida, Thw. Enum. 403. C. P. 2645. 

 Fl. B. Ind. i. 315. 



A large tree, young parts puberulous ; 1. 3-5 in., oblong or 

 obovate-oblong, tapering below but rounded at the actual 

 base, very obtuse, often cmarginatc, glabrous above, minutely 



