556 
cvr. acanthaceal 
[Thunbergia. 
Calyx obsolete, a mere rim, or with 8 to 12 teeth. Corolla showy, 
blue, white or orange; tube cylindric or campanulate; lobes 5, 
equal or lower lip little longer. Stamens 4; anther-cells linear 
spurred or not at base. Ovary 2-celled, 4-ovuled. Stigma-lobes 
triangular opposite. Capsule globose with a long oblong beak. 
Seeds 4 (3 or 2), hemispheric sessile. Species 100, chiefly African, 
fewer Asia to Australia. 
Woody lianes; flowers large, blue; calyx a mere rim. 
Leaves oblong or ovate, glabrous, hardly toothed . (1) T. laurifolia 
Leaves triangular cordate pubescent, toothed . (2) T. grandifiora 
Slender climbers; flowers white. 
Leaves oblong or elliptic hastate . . . . (3) T. fragrans 
Leaves oblong-lanceolate, base cuneate . . (4) T. si mi ll's 
Flowers orange 
(5) T. alata 
Fig. 126.—Thunbergia laurifolia. 
(1) T. laurifolia Lindl. Gard. Chron. 1856, p. 260; Clarke in 
Hook. fil. F.B.I. iv. 392; Bot. Mag. t. 4985. T. Harrisii Hook. 
Bot. Mag. t. 4998. 
A stout woody liane. Leaves broad oblong or ovate, glabrous 
entire or with a small lobe at the base, deep green, lower leaves 
broad at base and often undulate and toothed, upper ones lan¬ 
ceolate entire, 3 to 5 in. long, 1*5 to 2 in. wide; petioles 1 in. long. 
Cyme short, 1- to 3- or 4-flowered or terminal, several flowered. 
Bracts 1 in. long. Pedicels -5 in. long or little more. Calyx a 
mere rim. Corolla *i in. across, bright, light blue, tube campanu¬ 
late, limb wide. Capsule *25 in. long with a beak 1 in. long or more. 
Hob. Forests, climbing high on trees; in the north in open country 
shorter and climbing in hedges, Pahang, Kwala Tahan; Kwala 
Tekam (Evans). Perak, Gapis Pass (Curtis); Batang Padang 
