Hydnocarpus.] xvii. flacourtiace^. 159 



4. HYDNOCARPUS, Gaertn. 



Trees, medium to large. Leaves alternate, coriaceous, serrate 

 or entire. Flowers solitary or in fascicles or racemes, axillary 

 unisexual. Sepals 5 imbricate. Petals 5 with a scale at base. 

 Males, stamens 5 to 8; anthers reniform with large connectives. 

 Females, stamens sterile or abortive. Ovary i-celled. Stigmas 



3 to 6 spreading, lobed. Ovules many, on 3 to 6 parietal placentas. 

 Berry large globose, rind hard. Seeds many in pulp, testa crus- 

 taceous, albumen oily. Species 12, Indo-Malayan. 



Leaves entire. 



Flowers small -05 in.; fruit globose; -75 in. 



through . . . . . . . (i) H. nana 



Flowers i in. across ; fruit large globose. 



Leaves coriaceous, large, elliptic . . • (2) H. castanea 



Leaves thinly coriaceous, lanceolate-elliptic . (3) H. Curtisii 



Leaves coriaceous, oblong cuspidate . . . (4) H. Scortechinii 



Fruit long, pear-shaped ; flowers -3 in. across . (5) H. cucurbitina 



Fruit, ovoid velvety; flowers -5 in. across . (6) H. Wrayi 



Leaves spiny on edge ; flowers rather large . . (7) H. ilicifolia 



(i) H. nana King, I.e. 118; Ann. Bot. Gard. Calc. v. (2), 128, 

 pi. 147. 



Small tree 10 to 20 ft. tall. Stem 2 to 3 in. through glabrous. 

 Leaves sub-coriaceous, ovate or oblong-lanceolate, long acuminate, 

 base rounded or cuneate unequal, edges minutely serrulate ; nerves 

 5 to 8 pairs more or less pubescent prominent beneath, 2*5 to 5 in. 

 long, 75 to 2*5 in. wide; petioles -25 to -35 in. long. Stipules 

 linear-lanceolate pubescent. Male cymes short -2 in. long pubes- 

 cent. Flowers white -25 in. across. Sepals round pubescent, 

 imbricate. Petals smaller fleshy, with long white silky hairs out- 

 side ; scales small oblong. Females, solitary on "5 in. long pedicels. 

 Ovary tomentose. Stigmas 3 large. Fruit globular, brownish 

 green velvety-tomentose i in. through. Seeds 3 or 4 plano-convex, 

 •5 in. long. Hah. Forests 300 to 1500 ft. altitude. Selangor, 

 Sungei Buluh. Perak, Goping ; Tea Gardens ; Thaiping Hills 

 (Kunstler). Province Wellesley, Permatang Bertam. Penang, 

 Telok Kumba (Curtis). 



var. pubescens. A pubescent form at Goping, Perak (Kunstler). 



(2) H. castanea Hook. fil. F.B.I, i. 197; King, I.e. 118. 



Tree 50 to 60 ft. tall, 8 to 12 in. through. Leaves stiffly cori- 

 aceous, elliptic or oblong, apex blunt, base blunt unequal; nerves 



4 to 9 pairs, strongly elevate, 7 to 14 in. long, 2*5 to 4-5 in. wide ; 

 petioles thickened at both ends, geniculate above 75 to i in. long. 

 Flowers white, fragrant, in axillary clusters of 2 to 6 ; pedicels 

 pubescent, 1*25 in. long. Sepals obovate imbricate, outside tomen- 

 tose. Petals '6 in. long, linear-oblong; scales linear obtuse. 

 Stamens, filaments subulate; anthers ovate. Females as male, 



