1 2 Euphorbiacece. \Cleistanthus. 



Fr. large, | in., seeds globose i. C. collinus. 



Fr. small, 5 in. or less, seeds not globose. 



Cal. glabrous 2. C. acuminatus. 



Cal. pubescent. 



L. coriaceous 3. C. robustus. 



L. not coriaceous. 

 Fr. glabrous when mature. 

 L. more or less rounded at base . . 4. C. patulus. 



L. tapering to base 5. C. PALLIDUS. 



Fr. with rusty tomentum . . . . 6. C. ferrugineus. 



r. C. collinus, Benth. in Gen. PI. iii. 268 (1880) Madaru, 6". 

 Amanoa collina, Baill. ; Thw. Enum. 280 Lebidieropsis orbicularis^ 

 Muell. Arg. in Linna^a, xxxii. 80. C. P. 2163. 



Fl. B. Ind. V. 274. Roxb. Cor. PI. t. 169. Bedd. For. Man. t. 23, f. 5. 



A small tree; branches stout, spreading; bark corky, 

 pustulate, reddish-grey; young twigs pubescent; 1. few, rather 

 large, 2-4 in., broadly oblong-oval, shortly petioled, very 

 obtuse or rounded at apex, glabrous, rather pale beneath, 

 venation reticulate ; fl. very shortly stalked, in axillary 

 clusters; cal. hairy; sep. lanceolate, acute; pet. very minute; 

 male fl.: — disk broad, circular; fil. connate half way up; fem. 

 fl. : — styles bifid ; fr. large, f in. diam., depressed-globose, very 

 indistinctly 3-lobed, smooth, shining, woody, brown ; seeds 

 nearly globose, dark brown, endosperm scanty. 



Low country ; very rare. Sabaragamuwa Prov. (Gardner) ; Kolona 

 Korale (Thwaites) ; Bintenne (Wace). Fl. June ; yellowish. 



This seems to form a genus distinct from Cleistanthus. It appears 

 to be usually dioecious. 



The heart-wood is very hard and dark red. Bark and fruit said to be 

 very poisonous. 



2. C. acuminatus, Muell. Arg. in DC. Prodr. xvii. 508 (1866). 

 Amanoa acuminata., Thw. Enum. 428. C. P. 2164. 

 Fl. B. Ind. V. 276. 



Small tree; twigs numerous, slender; bark smooth, greyish- 

 brown ; young parts glabrous ; 1. 2-4 in., on short petioles, 

 ovate, long-acuminate, entire, but somewhat undulate, thin 

 but stiff, shining, slightly bullate between veins; fl. in small 

 dense clusters, sessile; bracts minute; cal. glabrous, segm. 

 triangular-oval ; pet. very small, obovate-rotundate, in male 

 slightly lobed; stam. column short, thick; ov. hairy, styles 

 spreading ; capsule small, deeply 3-lobed, crustaceous, gla- 

 brous or very nearly so, yellowish or reddish. 



Moist low country, below 1000 ft. Colombo (Ferguson); Galle. 

 Endemic. 



There is a specimen in Herb. Hermann ; and it is Fl. Zeyl. n. 431,^ 

 among the ' Dubia?,' and not named by Linnicus. 



