Ariaboirys.'] vi. anonace^. 39 



Leaves elliptic hairy strong-nerved, 6 to 8 in. 



long (5) A. Wrayi 



Flowers over i in. long. 



Leaves oblong-elliptic coriaceous, blunt . . (6) A. crassifolius 



Leaves oblong-acuminate, thinly coriaceous . (7) A. oblongus 

 Flowers 2 in. long . . . . . . (8) A. Lowianus 



Flowers 1-75 in. long . . '. . • (9) A. oxycarpus 



ii. Angustipetal.tE. Petals narrow linear or cylindric dilate at base. 

 Petals linear flat, thick blunt, not dilate at base . (10) A. gracilis 

 Petals cylindric dilate at base. 



Leaves rather thin, 3 to 6 in. long, elliptic 



acuminate; flowers i to 1-25 in. long . . (11) A. Maiilgayi 



Leaves stiff oblong-lanceolate, 2 to 3 in. long; 



flowers -4 in. long . . . . • (i-^) A. suaveolens 



Dubious species. Leaves rather thin, very strongly 



ribbed (13) A. COstatus 



(i) A. grandifolius King, Journ. As. Soc. Bang. t. i. pi. 2, 

 31; Ann. Boi. Gard. Calc. I.e. 39, pi. 46. 



A big liane 60 to 80 ft. long, glabrous except the flowers. 

 Leaves thinly coriaceous pellucid-punctate elliptic-oblong to 

 obovate sub-acute ; base cuneate ; nerves 10 to 12, inarching -25 in. 

 from the edge; 8 to 14 in. long, 3 to 5 in. wide; petioles -4 in. 

 long, stout. Petals very fleshy tomentose, outer 3 broadly elliptic, 

 sub-acute, -75 in. long, -4 in. broad, inner 3 obovoid, tips incurved, 

 shorter light brown. Carpels on a hemispheric torus, i in. across, 

 on a stout 3 in. long peduncle, numerous elliptic-ovoid mammillate 

 1-5 in. long, I in. through ; stalk -5 in. long, pericarp hard. Seed i, 

 ellipsoid blunt pale wrinkled. Hab. Low country forest, rare. 

 Perak, Goping at 500 to 800 ft. altitude (Kunstler). 



(2) A. Scortechinii King, Journ. As. Soc. Beng. I.e. 32; Ann, 

 Bot. Gard. Calc. I.e. 40, pl. 48. 



A glabrous liane. Leaves thinly coriaceous ovate-lanceolate 

 shortly acuminate, base cuneate; nerves 9 to 11 pairs inarching 

 •I in. from the edge, 2-25 in. long, -9 to 1-3 in. wide; petioles 2 in. 

 long. Peduncle 3- or 4-flov/ered; pedicels -5 in. long, puberulous. 

 Bracts at base small ovate. Flowers -6 to -8 in. long. Sepals very 

 coriaceous triangular acuminate connate at base, pubescent, 

 •25 in. long. Petals coriaceous broadly lanceolate acuminate 

 tomentose, inner 3 smaller. Appendages of anthers broad. Torus 

 flat silky. Pistils glabrous. Hab. Very rare. Perak (Scortechini), 

 Lankawi (Curtis). 



(3) A. pleurocarpus Maingay in Hook. fil. F.B.I, i. 54; 

 King, Journ. As. Soc. Beng. I.e. 32; Ann. Bot. Gard. Calc. I.e. 41, 

 pi. 49. 



A liane, glabrous except the flowers. Leaves coriaceous oblance- 

 olate-oblong, tip abruptly shortly acuminate, base narrowed, shining 

 and reticulate; nerves 10 pairs; 4 to 6-5 in. long, 1-5 to 2-25 in. 

 wide; petioles -15 in. long. Peduncles flat stout much hooked 

 densely pubescent. Flov/ers 1-5 in. long. Sepals broad ovate 



