604 
CVI. ACANTHACEA2. 
[Plyssiglottis. 
Panicle of few short thick branches; flowers yellow; 
leaves ovate . . . . . . (5) P. flava 
Leaves lanceolate, 5 in. long; flowers -25 in. long (6) P. chrysea 
Leaves lanceolate, 2 to 3 in. long; flowers 15 in. 
long.(7) P. rubro-lutea 
Panicle reduced to 2 or 3 flowers only . . . (8) P. radicans 
(1) P. subcordata Moore , Journ. Bot. 1922, p. 358. Leda 
subcordata Clarke, l.c. 691. 
A nearly glabrous herb, 1 to 2 ft. tall, straggling and rooting. 
Leaves ovate acuminate, blunt, base rounded or slightly cordate, 
3-5 in. long, i*5 in. wide; petioles -25 to 1 in. long. Panicle lax, 
terminal; ^branches slender. Flowers in threes, white. Sepals 
linear. Corolla -5 in. long, tube funnel-shaped. Hab, Forests. 
Perak, Ulu Batang Padang (Kunstler, Scortechini); Temengoh; 
Kinta (Curtis). 
(2) P. obovata Moore, l.c. 358. Leda obovata Clarke, l.c. 
691. 
Herb about 1 ft. tall. Leaves obovate or ovate, shortly acumin¬ 
ate decurrent on the petiole, 5 to 8 in. long, 4 to 5 in. wide; petioles 
•5 to 1-5 in. long. Panicle of 2 or 3 long, slender branches about 
3 in. or more long on a peduncle sometimes 10 in. long. Sepals 
linear acute. Corolla -5 in. long, yellow, narrow, funnel-shaped, 
lobes short. Capsule *4 in. long, stalk long, upper part slightly 
dilate with 2 round seeds. Hab. Dense damp forests, Pahang, 
Telom. Selangor, Ginting Peras (Ridley). Perak (Scortechini). 
(3) P. parviflora Ridl. Pseuderanthemum parviflorum Ridl. 
Journ. Linn. Soc. xli. 294. 
A shrubby glabrous plant. Leaves elliptic-lanceolate acuminate 
at both ends, 7 in. long, 2*25 in. wide; petioles 2 in. long. Panicle 
spiciform pubescent with one or two long branches at the base. 
Flowers small in short cymes, *1 in. long with persistent bracts. 
Pedicels -I in. long. Sepals linear acuminate. Corolla -35 in. 
long, base tubular dilate at base of limb, lobes unequal pubescent. 
Stamens 2; anther-cells slightly superposed, elliptic with 2 minute 
points (not white tails) at base, backs hairy. Capsule 1-5 in. long, 
base 75 in. long, cylindric, narrow, head large, abrupt ovate 
acute, beaked narrowed between the 2 pairs of seeds. Hab. 
Mountain forests, rare. Selangor, Menuang Casing (Kloss). 
(4) P. densiflora Ridl. Leda densiflora Clarke, l.c. 691. 
Stems 8 in. long, base decumbent. Leaves lanceolate or elliptic 
lanceolate, undulate cuneate at base, 5 in. long, 1 to 1-5 in. wide; 
petioles -25 in. long. Peduncle -5 in. long. Panicle dense, oblong, 
2 in. long, 1 in. wide; flowers many; pedicels none to -x in. long. 
Sepals *06 in. long, lanceolate, glabrous. Corolla *5 in. long, yellow 
funnel-shaped, deeply 2-lipped. Stamens anthers parallel at equal 
heights. Capsule 75 in. long, glabrous, 4-seeded. Hab . Dindings, 
Gunong Tungul (Ridley). 
