XVIII. GUTTIFER/E. 
Kayea .] 
191 
long. Hab. Forests low clown local. Selangor, Sungei Buluh 
(Foxworthy). Perak, Thaiping (Kunstler). Dindkigs. Penang, 
common (Curtis). Native name: Serendah. 
King separates the shrubby plant of Penang Hill in part from his K. 
Kunstleri, but retains the specimens (1418 Curtis), obviously the same plant, 
under Kunstleri. Allowing for reasonable variation in specimens, I keep 
them all as one species. 
(8) K. rivulorum Ridl. Journ. Roy. /Is. Soc. S. Br. 54, p. 22. 
A small straggling tree. Branches with long internodes. 
Leaves lanceolate with a long cusp, base hardly narrowed, 5 to 6 in. 
long, x*5 to 2 in. wide; nerves 14 pairs elevate beneath; petioles *i 
to '2 in. long. Above each pair of leaves are 4 ovate acuminate 
sessile stipular-like leaves, *25 in. long. Flowers -solitary or 3 
terminal sub-sessile. Bracts ovate acuminate. Sepals ovate '5 in. 
long. Petals longer linear-oblong narrowed. Stamens long. Fruit 
conic acuminate 1*5 in. long, *5 in. through. Hab. Over streams 
in forests, Malacca at Sungei Hudang. Selangor, Ranching 
(Ridley). Native name: K'luet. 
(9) K. parviflora Ridl. Journ. Roy. /Is. Soc. S. Br. 82, p. 170. 
Tree ? Branches slender. Leaves coriaceous lanceolate acumin¬ 
ate blunt, base narrowed, edge thickened; nerves very faint, 
midrib prominent, 2 in. long, ‘5 in. wide; petioles *15 in. long. 
Flowers 5 or 6 fascicled on ends of branches, very small, about 
*i in. across; pedicels slender -25 in. long. Sepals orbicular. 
Petals 4 oblong. Hab. Perak, Tapa (Burn-Murdoch). 
The flowers are very young and may be bigger when open. 
(10) K. caudata King, l.c. 183. 
Slender tree 20 to 30 ft. tall. Leaves membranous obovate 
elliptic abruptly caudate, base narrowed; nerves 12 to 14 pairs, 
3 to 3’5 in. long, 1 to 1*15 in. wide; petioles ’15 in. long. Flowers 
solitary on very short pedicels. Sepals coriaceous ovate. Petals 
pale pink. Fruit ovoid-cylindric tapering to tip, 2 to 2*5 in. long, 
1 to 1-25 in. through. Hab. Perak, Gunong Batu Putih (Wray); 
Batang Padang (Kunstler); Tapa. 
(n) K. elegans King, l.c. 183. 
A glabrous tree 40 to 60 ft. tall. Branchlets dropping thin. 
Leaves stiff coriaceous lanceolate acuminate, base acute; nerves 
inconspicuous, 2^25 in. to 3 in. long, '5 to 75 in. wide; petioles 
*25 to -35 in. long. Flowers solitary axillary terminal white *4 in. 
across. Sepals sub-equal. Petals oblong acute smaller. Fruit 
(unripe) conic beaked 1-25 in. long, *5 in. through. Hab. Forests. 
Selangor, Klang Gates. Perak, Gunong Bubu (Wray). 
5 . MESUA, L. 
Trees. Leaves opposite stiffly coriaceous; nerves very numerous 
slender. Flowers bisexual showy, axillary or terminal solitary. 
Sepals and petals 4 each imbricate. Stamens very v numerous; 
